moodle/lib/ddl/tests/ddl_test.php
2013-08-24 16:14:25 +02:00

1908 lines
82 KiB
PHP

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* DDL layer tests.
*
* @package core_ddl
* @category phpunit
* @copyright 2008 Nicolas Connault
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
class core_ddl_testcase extends database_driver_testcase {
private $tables = array();
private $records= array();
protected function setUp() {
parent::setUp();
$dbman = $this->tdb->get_manager(); // Loads DDL libs.
$table = new xmldb_table('test_table0');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('type', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'general');
$table->add_field('name', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null);
$table->add_field('intro', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null);
$table->add_field('logo', XMLDB_TYPE_BINARY, 'big', null, null, null);
$table->add_field('assessed', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('assesstimestart', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('assesstimefinish', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('scale', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('maxbytes', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('forcesubscribe', XMLDB_TYPE_INTEGER, '1', null, XMLDB_NOTNULL, null, '0');
$table->add_field('trackingtype', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '1');
$table->add_field('rsstype', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0');
$table->add_field('rssarticles', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0');
$table->add_field('timemodified', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('grade', XMLDB_TYPE_NUMBER, '20,0', null, null, null, null);
$table->add_field('percent', XMLDB_TYPE_NUMBER, '5,2', null, null, null, 66.6);
$table->add_field('warnafter', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('blockafter', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('blockperiod', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_key('course', XMLDB_KEY_UNIQUE, array('course'));
$table->add_index('type-name', XMLDB_INDEX_UNIQUE, array('type', 'name'));
$table->add_index('rsstype', XMLDB_INDEX_NOTUNIQUE, array('rsstype'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
// Define 2 initial records for this table.
$this->records[$table->getName()] = array(
(object)array(
'course' => '1',
'type' => 'general',
'name' => 'record',
'intro' => 'first record'),
(object)array(
'course' => '2',
'type' => 'social',
'name' => 'record',
'intro' => 'second record'));
// Second, smaller table.
$table = new xmldb_table ('test_table1');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('name', XMLDB_TYPE_CHAR, '30', null, null, null, 'Moodle');
$table->add_field('secondname', XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, null);
$table->add_field('thirdname', XMLDB_TYPE_CHAR, '30', null, null, null, ''); // Nullable column with empty default.
$table->add_field('intro', XMLDB_TYPE_TEXT, 'medium', null, XMLDB_NOTNULL, null, null);
$table->add_field('avatar', XMLDB_TYPE_BINARY, 'medium', null, null, null, null);
$table->add_field('grade', XMLDB_TYPE_NUMBER, '20,10', null, null, null);
$table->add_field('gradefloat', XMLDB_TYPE_FLOAT, '20,0', null, null, null, null);
$table->add_field('percentfloat', XMLDB_TYPE_FLOAT, '5,2', null, null, null, 99.9);
$table->add_field('userid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_key('course', XMLDB_KEY_FOREIGN_UNIQUE, array('course'), 'test_table0', array('course'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
// Define 2 initial records for this table.
$this->records[$table->getName()] = array(
(object)array(
'course' => '1',
'secondname' => 'first record', // Less than 10 cc, please don't modify. Some tests below depend of this.
'intro' => 'first record'),
(object)array(
'course' => '2',
'secondname' => 'second record', // More than 10 cc, please don't modify. Some tests below depend of this.
'intro' => 'second record'));
}
private function create_deftable($tablename) {
$dbman = $this->tdb->get_manager();
if (!isset($this->tables[$tablename])) {
return null;
}
$table = $this->tables[$tablename];
if ($dbman->table_exists($table)) {
$dbman->drop_table($table);
}
$dbman->create_table($table);
return $table;
}
/**
* Fill the given test table with some records, as far as
* DDL behaviour must be tested both with real data and
* with empty tables
* @param string $tablename
* @return int count of records
*/
private function fill_deftable($tablename) {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
if (!isset($this->records[$tablename])) {
return null;
}
if ($dbman->table_exists($tablename)) {
foreach ($this->records[$tablename] as $row) {
$DB->insert_record($tablename, $row);
}
} else {
return null;
}
return count($this->records[$tablename]);
}
/**
* Test behaviour of table_exists()
*/
public function test_table_exists() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
// First make sure it returns false if table does not exist.
$table = $this->tables['test_table0'];
try {
$result = $DB->get_records('test_table0');
} catch (dml_exception $e) {
$result = false;
}
$this->resetDebugging();
$this->assertFalse($result);
$this->assertFalse($dbman->table_exists('test_table0')); // By name..
$this->assertFalse($dbman->table_exists($table)); // By xmldb_table..
// Create table and test again.
$dbman->create_table($table);
$this->assertSame(array(), $DB->get_records('test_table0'));
$this->assertTrue($dbman->table_exists('test_table0')); // By name.
$this->assertTrue($dbman->table_exists($table)); // By xmldb_table.
// Drop table and test again.
$dbman->drop_table($table);
try {
$result = $DB->get_records('test_table0');
} catch (dml_exception $e) {
$result = false;
}
$this->resetDebugging();
$this->assertFalse($result);
$this->assertFalse($dbman->table_exists('test_table0')); // By name.
$this->assertFalse($dbman->table_exists($table)); // By xmldb_table.
}
/**
* Test behaviour of create_table()
*/
public function test_create_table() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
// Create table.
$table = $this->tables['test_table1'];
$dbman->create_table($table);
$this->assertTrue($dbman->table_exists($table));
// Basic get_tables() test.
$tables = $DB->get_tables();
$this->assertArrayHasKey('test_table1', $tables);
// Basic get_columns() tests.
$columns = $DB->get_columns('test_table1');
$this->assertSame('R', $columns['id']->meta_type);
$this->assertSame('I', $columns['course']->meta_type);
$this->assertSame('C', $columns['name']->meta_type);
$this->assertSame('C', $columns['secondname']->meta_type);
$this->assertSame('C', $columns['thirdname']->meta_type);
$this->assertSame('X', $columns['intro']->meta_type);
$this->assertSame('B', $columns['avatar']->meta_type);
$this->assertSame('N', $columns['grade']->meta_type);
$this->assertSame('N', $columns['percentfloat']->meta_type);
$this->assertSame('I', $columns['userid']->meta_type);
// Some defaults.
$this->assertTrue($columns['course']->has_default);
$this->assertEquals(0, $columns['course']->default_value);
$this->assertTrue($columns['name']->has_default);
$this->assertSame('Moodle', $columns['name']->default_value);
$this->assertTrue($columns['secondname']->has_default);
$this->assertSame('', $columns['secondname']->default_value);
$this->assertTrue($columns['thirdname']->has_default);
$this->assertSame('', $columns['thirdname']->default_value);
$this->assertTrue($columns['percentfloat']->has_default);
$this->assertEquals(99.9, $columns['percentfloat']->default_value);
$this->assertTrue($columns['userid']->has_default);
$this->assertEquals(0, $columns['userid']->default_value);
// Basic get_indexes() test.
$indexes = $DB->get_indexes('test_table1');
$courseindex = reset($indexes);
$this->assertEquals(1, $courseindex['unique']);
$this->assertSame('course', $courseindex['columns'][0]);
// Check sequence returns 1 for first insert.
$rec = (object)array(
'course' => 10,
'secondname' => 'not important',
'intro' => 'not important');
$this->assertSame(1, $DB->insert_record('test_table1', $rec));
// Check defined defaults are working ok.
$dbrec = $DB->get_record('test_table1', array('id' => 1));
$this->assertSame('Moodle', $dbrec->name);
$this->assertSame('', $dbrec->thirdname);
// Check exceptions if multiple R columns.
$table = new xmldb_table ('test_table2');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('rid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_key('primaryx', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_exception', $e);
}
// Check exceptions missing primary key on R column.
$table = new xmldb_table ('test_table2');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_exception', $e);
}
// Long table name names - the largest allowed.
$table = new xmldb_table('test_table0123456789_____xyz');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '2');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
$dbman->create_table($table);
$this->assertTrue($dbman->table_exists($table));
$dbman->drop_table($table);
// Table name is too long.
$table = new xmldb_table('test_table0123456789_____xyz9');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '2');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
// Invalid table name.
$table = new xmldb_table('test_tableCD');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '2');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
// Weird column names - the largest allowed.
$table = new xmldb_table('test_table3');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('abcdef____0123456789_______xyz', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '2');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
$dbman->create_table($table);
$this->assertTrue($dbman->table_exists($table));
$dbman->drop_table($table);
// Too long field name - max 30.
$table = new xmldb_table('test_table4');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('abcdeabcdeabcdeabcdeabcdeabcdez', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '2');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
// Invalid field name.
$table = new xmldb_table('test_table4');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('abCD', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '2');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
// Invalid integer length.
$table = new xmldb_table('test_table4');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '21', null, XMLDB_NOTNULL, null, '2');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
// Invalid integer default.
$table = new xmldb_table('test_table4');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, 'x');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
// Invalid decimal length.
$table = new xmldb_table('test_table4');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('num', XMLDB_TYPE_NUMBER, '21,10', null, XMLDB_NOTNULL, null, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
// Invalid decimal decimals.
$table = new xmldb_table('test_table4');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('num', XMLDB_TYPE_NUMBER, '10,11', null, XMLDB_NOTNULL, null, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
// Invalid decimal default.
$table = new xmldb_table('test_table4');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('num', XMLDB_TYPE_NUMBER, '10,5', null, XMLDB_NOTNULL, null, 'x');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
// Invalid float length.
$table = new xmldb_table('test_table4');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('num', XMLDB_TYPE_FLOAT, '21,10', null, XMLDB_NOTNULL, null, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
// Invalid float decimals.
$table = new xmldb_table('test_table4');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('num', XMLDB_TYPE_FLOAT, '10,11', null, XMLDB_NOTNULL, null, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
// Invalid float default.
$table = new xmldb_table('test_table4');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('num', XMLDB_TYPE_FLOAT, '10,5', null, XMLDB_NOTNULL, null, 'x');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->setComment("This is a test'n drop table. You can drop it safely");
$this->tables[$table->getName()] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
}
/**
* Test behaviour of drop_table()
*/
public function test_drop_table() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
// Initially table doesn't exist.
$this->assertFalse($dbman->table_exists('test_table0'));
// Create table with contents.
$table = $this->create_deftable('test_table0');
$this->assertTrue($dbman->table_exists('test_table0'));
// Fill the table with some records before dropping it.
$this->fill_deftable('test_table0');
// Drop by xmldb_table object.
$dbman->drop_table($table);
$this->assertFalse($dbman->table_exists('test_table0'));
// Basic get_tables() test.
$tables = $DB->get_tables();
$this->assertArrayNotHasKey('test_table0', $tables);
// Columns cache must be empty.
$columns = $DB->get_columns('test_table0');
$this->assertEmpty($columns);
$indexes = $DB->get_indexes('test_table0');
$this->assertEmpty($indexes);
}
/**
* Test behaviour of rename_table()
*/
public function test_rename_table() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table1');
// Fill the table with some records before renaming it.
$insertedrows = $this->fill_deftable('test_table1');
$this->assertFalse($dbman->table_exists('test_table_cust1'));
$dbman->rename_table($table, 'test_table_cust1');
$this->assertTrue($dbman->table_exists('test_table_cust1'));
// Check sequence returns $insertedrows + 1 for this insert (after rename).
$rec = (object)array(
'course' => 20,
'secondname' => 'not important',
'intro' => 'not important');
$this->assertSame($insertedrows+1, $DB->insert_record('test_table_cust1', $rec));
}
/**
* Test behaviour of field_exists()
*/
public function test_field_exists() {
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table0');
// String params.
// Give a nonexistent table as first param (throw exception).
try {
$dbman->field_exists('nonexistenttable', 'id');
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('moodle_exception', $e);
}
// Give a nonexistent field as second param (return false).
$this->assertFalse($dbman->field_exists('test_table0', 'nonexistentfield'));
// Correct string params.
$this->assertTrue($dbman->field_exists('test_table0', 'id'));
// Object params.
$realfield = $table->getField('id');
// Give a nonexistent table as first param (throw exception).
$nonexistenttable = new xmldb_table('nonexistenttable');
try {
$dbman->field_exists($nonexistenttable, $realfield);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('moodle_exception', $e);
}
// Give a nonexistent field as second param (return false).
$nonexistentfield = new xmldb_field('nonexistentfield');
$this->assertFalse($dbman->field_exists($table, $nonexistentfield));
// Correct object params.
$this->assertTrue($dbman->field_exists($table, $realfield));
// Mix string and object params.
// Correct ones.
$this->assertTrue($dbman->field_exists($table, 'id'));
$this->assertTrue($dbman->field_exists('test_table0', $realfield));
// Non existing tables (throw exception).
try {
$this->assertFalse($dbman->field_exists($nonexistenttable, 'id'));
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('moodle_exception', $e);
}
try {
$this->assertFalse($dbman->field_exists('nonexistenttable', $realfield));
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('moodle_exception', $e);
}
// Non existing fields (return false).
$this->assertFalse($dbman->field_exists($table, 'nonexistentfield'));
$this->assertFalse($dbman->field_exists('test_table0', $nonexistentfield));
}
/**
* Test behaviour of add_field()
*/
public function test_add_field() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table1');
// Fill the table with some records before adding fields.
$this->fill_deftable('test_table1');
// Add one not null field without specifying default value (throws ddl_exception).
$field = new xmldb_field('onefield');
$field->set_attributes(XMLDB_TYPE_INTEGER, '6', null, XMLDB_NOTNULL, null, null);
try {
$dbman->add_field($table, $field);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_exception', $e);
}
// Add one existing field (throws ddl_exception).
$field = new xmldb_field('course');
$field->set_attributes(XMLDB_TYPE_INTEGER, '6', null, XMLDB_NOTNULL, null, 2);
try {
$dbman->add_field($table, $field);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_exception', $e);
}
// TODO: add one field with invalid type, must throw exception.
// TODO: add one text field with default, must throw exception.
// TODO: add one binary field with default, must throw exception.
// Add one integer field and check it.
$field = new xmldb_field('oneinteger');
$field->set_attributes(XMLDB_TYPE_INTEGER, '6', null, XMLDB_NOTNULL, null, 2);
$dbman->add_field($table, $field);
$this->assertTrue($dbman->field_exists($table, 'oneinteger'));
$columns = $DB->get_columns('test_table1');
$this->assertEquals('oneinteger', $columns['oneinteger']->name);
$this->assertTrue($columns['oneinteger']->not_null);
// Max_length and scale cannot be checked under all DBs at all for integer fields.
$this->assertFalse($columns['oneinteger']->primary_key);
$this->assertFalse($columns['oneinteger']->binary);
$this->assertTrue($columns['oneinteger']->has_default);
$this->assertEquals(2, $columns['oneinteger']->default_value);
$this->assertSame('I', $columns['oneinteger']->meta_type);
$this->assertEquals(2, $DB->get_field('test_table1', 'oneinteger', array(), IGNORE_MULTIPLE)); // Check default has been applied.
// Add one numeric field and check it.
$field = new xmldb_field('onenumber');
$field->set_attributes(XMLDB_TYPE_NUMBER, '6,3', null, XMLDB_NOTNULL, null, 2.55);
$dbman->add_field($table, $field);
$this->assertTrue($dbman->field_exists($table, 'onenumber'));
$columns = $DB->get_columns('test_table1');
$this->assertSame('onenumber', $columns['onenumber']->name);
$this->assertEquals(6, $columns['onenumber']->max_length);
$this->assertEquals(3, $columns['onenumber']->scale);
$this->assertTrue($columns['onenumber']->not_null);
$this->assertFalse($columns['onenumber']->primary_key);
$this->assertFalse($columns['onenumber']->binary);
$this->assertTrue($columns['onenumber']->has_default);
$this->assertEquals(2.550, $columns['onenumber']->default_value);
$this->assertSame('N', $columns['onenumber']->meta_type);
$this->assertEquals(2.550, $DB->get_field('test_table1', 'onenumber', array(), IGNORE_MULTIPLE)); // Check default has been applied.
// Add one float field and check it (not official type - must work as number).
$field = new xmldb_field('onefloat');
$field->set_attributes(XMLDB_TYPE_FLOAT, '6,3', null, XMLDB_NOTNULL, null, 3.550);
$dbman->add_field($table, $field);
$this->assertTrue($dbman->field_exists($table, 'onefloat'));
$columns = $DB->get_columns('test_table1');
$this->assertSame('onefloat', $columns['onefloat']->name);
$this->assertTrue($columns['onefloat']->not_null);
// Max_length and scale cannot be checked under all DBs at all for float fields.
$this->assertFalse($columns['onefloat']->primary_key);
$this->assertFalse($columns['onefloat']->binary);
$this->assertTrue($columns['onefloat']->has_default);
$this->assertEquals(3.550, $columns['onefloat']->default_value);
$this->assertSame('N', $columns['onefloat']->meta_type);
// Just rounding DB information to 7 decimal digits. Fair enough to test 3.550 and avoids one nasty bug
// in MSSQL core returning wrong floats (http://social.msdn.microsoft.com/Forums/en-US/sqldataaccess/thread/5e08de63-16bb-4f24-b645-0cf8fc669de3)
// In any case, floats aren't officially supported by Moodle, with number/decimal type being the correct ones, so
// this isn't a real problem at all.
$this->assertEquals(3.550, round($DB->get_field('test_table1', 'onefloat', array(), IGNORE_MULTIPLE), 7)); // Check default has been applied.
// Add one char field and check it.
$field = new xmldb_field('onechar');
$field->set_attributes(XMLDB_TYPE_CHAR, '25', null, XMLDB_NOTNULL, null, 'Nice dflt!');
$dbman->add_field($table, $field);
$this->assertTrue($dbman->field_exists($table, 'onechar'));
$columns = $DB->get_columns('test_table1');
$this->assertSame('onechar', $columns['onechar']->name);
$this->assertEquals(25, $columns['onechar']->max_length);
$this->assertNull($columns['onechar']->scale);
$this->assertTrue($columns['onechar']->not_null);
$this->assertFalse($columns['onechar']->primary_key);
$this->assertFalse($columns['onechar']->binary);
$this->assertTrue($columns['onechar']->has_default);
$this->assertSame('Nice dflt!', $columns['onechar']->default_value);
$this->assertSame('C', $columns['onechar']->meta_type);
$this->assertEquals('Nice dflt!', $DB->get_field('test_table1', 'onechar', array(), IGNORE_MULTIPLE)); // Check default has been applied.
// Add one big text field and check it.
$field = new xmldb_field('onetext');
$field->set_attributes(XMLDB_TYPE_TEXT, 'big');
$dbman->add_field($table, $field);
$this->assertTrue($dbman->field_exists($table, 'onetext'));
$columns = $DB->get_columns('test_table1');
$this->assertSame('onetext', $columns['onetext']->name);
$this->assertEquals(-1, $columns['onetext']->max_length); // -1 means unknown or big.
$this->assertNull($columns['onetext']->scale);
$this->assertFalse($columns['onetext']->not_null);
$this->assertFalse($columns['onetext']->primary_key);
$this->assertFalse($columns['onetext']->binary);
$this->assertFalse($columns['onetext']->has_default);
$this->assertNull($columns['onetext']->default_value);
$this->assertSame('X', $columns['onetext']->meta_type);
// Add one medium text field and check it.
$field = new xmldb_field('mediumtext');
$field->set_attributes(XMLDB_TYPE_TEXT, 'medium');
$dbman->add_field($table, $field);
$columns = $DB->get_columns('test_table1');
$this->assertTrue(($columns['mediumtext']->max_length == -1) or ($columns['mediumtext']->max_length >= 16777215)); // -1 means unknown or big.
// Add one small text field and check it.
$field = new xmldb_field('smalltext');
$field->set_attributes(XMLDB_TYPE_TEXT, 'small');
$dbman->add_field($table, $field);
$columns = $DB->get_columns('test_table1');
$this->assertTrue(($columns['smalltext']->max_length == -1) or ($columns['smalltext']->max_length >= 65535)); // -1 means unknown or big.
// Add one binary field and check it.
$field = new xmldb_field('onebinary');
$field->set_attributes(XMLDB_TYPE_BINARY);
$dbman->add_field($table, $field);
$this->assertTrue($dbman->field_exists($table, 'onebinary'));
$columns = $DB->get_columns('test_table1');
$this->assertSame('onebinary', $columns['onebinary']->name);
$this->assertEquals(-1, $columns['onebinary']->max_length);
$this->assertNull($columns['onebinary']->scale);
$this->assertFalse($columns['onebinary']->not_null);
$this->assertFalse($columns['onebinary']->primary_key);
$this->assertTrue($columns['onebinary']->binary);
$this->assertFalse($columns['onebinary']->has_default);
$this->assertNull($columns['onebinary']->default_value);
$this->assertSame('B', $columns['onebinary']->meta_type);
// TODO: check datetime type. Although unused should be fully supported.
}
/**
* Test behaviour of drop_field()
*/
public function test_drop_field() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table0');
// Fill the table with some records before dropping fields.
$this->fill_deftable('test_table0');
// Drop field with simple xmldb_field having indexes, must return exception.
$field = new xmldb_field('type'); // Field has indexes and default clause.
$this->assertTrue($dbman->field_exists($table, 'type'));
try {
$dbman->drop_field($table, $field);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_dependency_exception', $e);
}
$this->assertTrue($dbman->field_exists($table, 'type')); // Continues existing, drop aborted.
// Drop field with complete xmldb_field object and related indexes, must return exception.
$field = $table->getField('course'); // Field has indexes and default clause.
$this->assertTrue($dbman->field_exists($table, $field));
try {
$dbman->drop_field($table, $field);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_dependency_exception', $e);
}
$this->assertTrue($dbman->field_exists($table, $field)); // Continues existing, drop aborted.
// Drop one non-existing field, must return exception.
$field = new xmldb_field('nonexistingfield');
$this->assertFalse($dbman->field_exists($table, $field));
try {
$dbman->drop_field($table, $field);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_field_missing_exception', $e);
}
// Drop field with simple xmldb_field, not having related indexes.
$field = new xmldb_field('forcesubscribe'); // Field has default clause.
$this->assertTrue($dbman->field_exists($table, 'forcesubscribe'));
$dbman->drop_field($table, $field);
$this->assertFalse($dbman->field_exists($table, 'forcesubscribe'));
// Drop field with complete xmldb_field object, not having related indexes.
$field = new xmldb_field('trackingtype'); // Field has default clause.
$this->assertTrue($dbman->field_exists($table, $field));
$dbman->drop_field($table, $field);
$this->assertFalse($dbman->field_exists($table, $field));
}
/**
* Test behaviour of change_field_type()
*/
public function test_change_field_type() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
// Create table with indexed field and not indexed field to
// perform tests in both fields, both having defaults.
$table = new xmldb_table('test_table_cust0');
$table->add_field('id', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('onenumber', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '2');
$table->add_field('anothernumber', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '4');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_index('onenumber', XMLDB_INDEX_NOTUNIQUE, array('onenumber'));
$dbman->create_table($table);
$record = new stdClass();
$record->onenumber = 2;
$record->anothernumber = 4;
$recoriginal = $DB->insert_record('test_table_cust0', $record);
// Change column from integer to varchar. Must return exception because of dependent index.
$field = new xmldb_field('onenumber');
$field->set_attributes(XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, 'test');
try {
$dbman->change_field_type($table, $field);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_dependency_exception', $e);
}
// Column continues being integer 10 not null default 2.
$columns = $DB->get_columns('test_table_cust0');
$this->assertSame('I', $columns['onenumber']->meta_type);
// TODO: check the rest of attributes.
// Change column from integer to varchar. Must work because column has no dependencies.
$field = new xmldb_field('anothernumber');
$field->set_attributes(XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, 'test');
$dbman->change_field_type($table, $field);
// Column is char 30 not null default 'test' now.
$columns = $DB->get_columns('test_table_cust0');
$this->assertSame('C', $columns['anothernumber']->meta_type);
// TODO: check the rest of attributes.
// Change column back from char to integer.
$field = new xmldb_field('anothernumber');
$field->set_attributes(XMLDB_TYPE_INTEGER, '8', null, XMLDB_NOTNULL, null, '5');
$dbman->change_field_type($table, $field);
// Column is integer 8 not null default 5 now.
$columns = $DB->get_columns('test_table_cust0');
$this->assertSame('I', $columns['anothernumber']->meta_type);
// TODO: check the rest of attributes.
// Change column once more from integer to char.
$field = new xmldb_field('anothernumber');
$field->set_attributes(XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, "test'n drop");
$dbman->change_field_type($table, $field);
// Column is char 30 not null default "test'n drop" now.
$columns = $DB->get_columns('test_table_cust0');
$this->assertSame('C', $columns['anothernumber']->meta_type);
// TODO: check the rest of attributes.
// Insert one string value and try to convert to integer. Must throw exception.
$record = new stdClass();
$record->onenumber = 7;
$record->anothernumber = 'string value';
$rectodrop = $DB->insert_record('test_table_cust0', $record);
$field = new xmldb_field('anothernumber');
$field->set_attributes(XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '5');
try {
$dbman->change_field_type($table, $field);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_change_structure_exception', $e);
}
// Column continues being char 30 not null default "test'n drop" now.
$this->assertSame('C', $columns['anothernumber']->meta_type);
// TODO: check the rest of attributes.
$DB->delete_records('test_table_cust0', array('id' => $rectodrop)); // Delete the string record.
// Change the column from varchar to float.
$field = new xmldb_field('anothernumber');
$field->set_attributes(XMLDB_TYPE_FLOAT, '20,10', null, null, null, null);
$dbman->change_field_type($table, $field);
// Column is float 20,10 null default null.
$columns = $DB->get_columns('test_table_cust0');
$this->assertSame('N', $columns['anothernumber']->meta_type); // Floats are seen as number.
// TODO: check the rest of attributes.
// Change the column back from float to varchar.
$field = new xmldb_field('anothernumber');
$field->set_attributes(XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'test');
$dbman->change_field_type($table, $field);
// Column is char 20 not null default "test" now.
$columns = $DB->get_columns('test_table_cust0');
$this->assertSame('C', $columns['anothernumber']->meta_type);
// TODO: check the rest of attributes.
// Change the column from varchar to number.
$field = new xmldb_field('anothernumber');
$field->set_attributes(XMLDB_TYPE_NUMBER, '20,10', null, null, null, null);
$dbman->change_field_type($table, $field);
// Column is number 20,10 null default null now.
$columns = $DB->get_columns('test_table_cust0');
$this->assertSame('N', $columns['anothernumber']->meta_type);
// TODO: check the rest of attributes.
// Change the column from number to integer.
$field = new xmldb_field('anothernumber');
$field->set_attributes(XMLDB_TYPE_INTEGER, '2', null, null, null, null);
$dbman->change_field_type($table, $field);
// Column is integer 2 null default null now.
$columns = $DB->get_columns('test_table_cust0');
$this->assertSame('I', $columns['anothernumber']->meta_type);
// TODO: check the rest of attributes.
// Change the column from integer to text.
$field = new xmldb_field('anothernumber');
$field->set_attributes(XMLDB_TYPE_TEXT, 'big', null, XMLDB_NOTNULL, null, null);
$dbman->change_field_type($table, $field);
// Column is char text not null default null.
$columns = $DB->get_columns('test_table_cust0');
$this->assertSame('X', $columns['anothernumber']->meta_type);
// Change the column back from text to number.
$field = new xmldb_field('anothernumber');
$field->set_attributes(XMLDB_TYPE_NUMBER, '20,10', null, null, null, null);
$dbman->change_field_type($table, $field);
// Column is number 20,10 null default null now.
$columns = $DB->get_columns('test_table_cust0');
$this->assertSame('N', $columns['anothernumber']->meta_type);
// TODO: check the rest of attributes.
// Change the column from number to text.
$field = new xmldb_field('anothernumber');
$field->set_attributes(XMLDB_TYPE_TEXT, 'big', null, XMLDB_NOTNULL, null, null);
$dbman->change_field_type($table, $field);
// Column is char text not null default "test" now.
$columns = $DB->get_columns('test_table_cust0');
$this->assertSame('X', $columns['anothernumber']->meta_type);
// TODO: check the rest of attributes.
// Change the column back from text to integer.
$field = new xmldb_field('anothernumber');
$field->set_attributes(XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, 10);
$dbman->change_field_type($table, $field);
// Column is integer 10 not null default 10.
$columns = $DB->get_columns('test_table_cust0');
$this->assertSame('I', $columns['anothernumber']->meta_type);
// TODO: check the rest of attributes.
// Check original value has survived to all the type changes.
$this->assertnotEmpty($rec = $DB->get_record('test_table_cust0', array('id' => $recoriginal)));
$this->assertEquals(4, $rec->anothernumber);
$dbman->drop_table($table);
$this->assertFalse($dbman->table_exists($table));
}
/**
* Test behaviour of test_change_field_precision()
*/
public function test_change_field_precision() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table1');
// Fill the table with some records before dropping fields.
$this->fill_deftable('test_table1');
// Change text field from medium to big.
$field = new xmldb_field('intro');
$field->set_attributes(XMLDB_TYPE_TEXT, 'big', null, XMLDB_NOTNULL, null, null);
$dbman->change_field_precision($table, $field);
$columns = $DB->get_columns('test_table1');
// Cannot check the text type, only the metatype.
$this->assertSame('X', $columns['intro']->meta_type);
// TODO: check the rest of attributes.
// Change char field from 30 to 20.
$field = new xmldb_field('secondname');
$field->set_attributes(XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, null);
$dbman->change_field_precision($table, $field);
$columns = $DB->get_columns('test_table1');
$this->assertSame('C', $columns['secondname']->meta_type);
// TODO: check the rest of attributes.
// Change char field from 20 to 10, having contents > 10cc. Throw exception.
$field = new xmldb_field('secondname');
$field->set_attributes(XMLDB_TYPE_CHAR, '10', null, XMLDB_NOTNULL, null, null);
try {
$dbman->change_field_precision($table, $field);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_change_structure_exception', $e);
}
// No changes in field specs at all.
$columns = $DB->get_columns('test_table1');
$this->assertSame('C', $columns['secondname']->meta_type);
// TODO: check the rest of attributes.
// Change number field from 20,10 to 10,2.
$field = new xmldb_field('grade');
$field->set_attributes(XMLDB_TYPE_NUMBER, '10,2', null, null, null, null);
$dbman->change_field_precision($table, $field);
$columns = $DB->get_columns('test_table1');
$this->assertSame('N', $columns['grade']->meta_type);
// TODO: check the rest of attributes.
// Change integer field from 10 to 2.
$field = new xmldb_field('userid');
$field->set_attributes(XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0');
$dbman->change_field_precision($table, $field);
$columns = $DB->get_columns('test_table1');
$this->assertSame('I', $columns['userid']->meta_type);
// TODO: check the rest of attributes.
// Change the column from integer (2) to integer (6) (forces change of type in some DBs).
$field = new xmldb_field('userid');
$field->set_attributes(XMLDB_TYPE_INTEGER, '6', null, null, null, null);
$dbman->change_field_precision($table, $field);
// Column is integer 6 null default null now.
$columns = $DB->get_columns('test_table1');
$this->assertSame('I', $columns['userid']->meta_type);
// TODO: check the rest of attributes.
// Insert one record with 6-digit field.
$record = new stdClass();
$record->course = 10;
$record->secondname = 'third record';
$record->intro = 'third record';
$record->userid = 123456;
$DB->insert_record('test_table1', $record);
// Change integer field from 6 to 2, contents are bigger, must throw exception.
$field = new xmldb_field('userid');
$field->set_attributes(XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, null, '0');
try {
$dbman->change_field_precision($table, $field);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_change_structure_exception', $e);
}
// No changes in field specs at all.
$columns = $DB->get_columns('test_table1');
$this->assertSame('I', $columns['userid']->meta_type);
// TODO: check the rest of attributes.
// Change integer field from 10 to 3, in field used by index. must throw exception.
$field = new xmldb_field('course');
$field->set_attributes(XMLDB_TYPE_INTEGER, '3', null, XMLDB_NOTNULL, null, '0');
try {
$dbman->change_field_precision($table, $field);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_dependency_exception', $e);
}
// No changes in field specs at all.
$columns = $DB->get_columns('test_table1');
$this->assertSame('I', $columns['course']->meta_type);
// TODO: check the rest of attributes.
}
public function testChangeFieldNullability() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
$table = new xmldb_table('test_table_cust0');
$table->add_field('id', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('name', XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$dbman->create_table($table);
$record = new stdClass();
$record->name = null;
try {
$result = $DB->insert_record('test_table_cust0', $record, false);
} catch (dml_exception $e) {
$result = false;
}
$this->resetDebugging();
$this->assertFalse($result);
$field = new xmldb_field('name');
$field->set_attributes(XMLDB_TYPE_CHAR, '30', null, null, null, null);
$dbman->change_field_notnull($table, $field);
$this->assertTrue($DB->insert_record('test_table_cust0', $record, false));
// TODO: add some tests with existing data in table.
$DB->delete_records('test_table_cust0');
$field = new xmldb_field('name');
$field->set_attributes(XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, null);
$dbman->change_field_notnull($table, $field);
try {
$result = $DB->insert_record('test_table_cust0', $record, false);
} catch (dml_exception $e) {
$result = false;
}
$this->resetDebugging();
$this->assertFalse($result);
$dbman->drop_table($table);
}
public function testChangeFieldDefault() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
$table = new xmldb_table('test_table_cust0');
$table->add_field('id', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('onenumber', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('name', XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, 'Moodle');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$dbman->create_table($table);
$field = new xmldb_field('name');
$field->set_attributes(XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, 'Moodle2');
$dbman->change_field_default($table, $field);
$record = new stdClass();
$record->onenumber = 666;
$id = $DB->insert_record('test_table_cust0', $record);
$record = $DB->get_record('test_table_cust0', array('id'=>$id));
$this->assertSame('Moodle2', $record->name);
$field = new xmldb_field('onenumber');
$field->set_attributes(XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, 666);
$dbman->change_field_default($table, $field);
$record = new stdClass();
$record->name = 'something';
$id = $DB->insert_record('test_table_cust0', $record);
$record = $DB->get_record('test_table_cust0', array('id'=>$id));
$this->assertSame('666', $record->onenumber);
$dbman->drop_table($table);
}
public function testAddUniqueIndex() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
$table = new xmldb_table('test_table_cust0');
$table->add_field('id', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('onenumber', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('name', XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, 'Moodle');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$dbman->create_table($table);
$record = new stdClass();
$record->onenumber = 666;
$record->name = 'something';
$DB->insert_record('test_table_cust0', $record, false);
$index = new xmldb_index('onenumber-name');
$index->set_attributes(XMLDB_INDEX_UNIQUE, array('onenumber', 'name'));
$dbman->add_index($table, $index);
try {
$result = $DB->insert_record('test_table_cust0', $record, false);
} catch (dml_exception $e) {
$result = false;
}
$this->resetDebugging();
$this->assertFalse($result);
$dbman->drop_table($table);
}
public function testAddNonUniqueIndex() {
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table1');
$index = new xmldb_index('secondname');
$index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('course', 'name'));
$dbman->add_index($table, $index);
$this->assertTrue($dbman->index_exists($table, $index));
try {
$dbman->add_index($table, $index);
$this->fail('Exception expected for duplicate indexes');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_exception', $e);
}
$index = new xmldb_index('third');
$index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('course'));
try {
$dbman->add_index($table, $index);
$this->fail('Exception expected for duplicate indexes');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_exception', $e);
}
$table = new xmldb_table('test_table_cust0');
$table->add_field('id', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('onenumber', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('name', XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, 'Moodle');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_key('onenumber', XMLDB_KEY_FOREIGN, array('onenumber'));
try {
$table->add_index('onenumber', XMLDB_INDEX_NOTUNIQUE, array('onenumber'));
$this->fail('Coding exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
$table = new xmldb_table('test_table_cust0');
$table->add_field('id', XMLDB_TYPE_INTEGER, '2', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('onenumber', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_field('name', XMLDB_TYPE_CHAR, '30', null, XMLDB_NOTNULL, null, 'Moodle');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_index('onenumber', XMLDB_INDEX_NOTUNIQUE, array('onenumber'));
try {
$table->add_key('onenumber', XMLDB_KEY_FOREIGN, array('onenumber'));
$this->fail('Coding exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
}
public function testFindIndexName() {
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table1');
$index = new xmldb_index('secondname');
$index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('course', 'name'));
$dbman->add_index($table, $index);
// DBM Systems name their indices differently - do not test the actual index name.
$result = $dbman->find_index_name($table, $index);
$this->assertTrue(!empty($result));
$nonexistentindex = new xmldb_index('nonexistentindex');
$nonexistentindex->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('name'));
$this->assertFalse($dbman->find_index_name($table, $nonexistentindex));
}
public function testDropIndex() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table1');
$index = new xmldb_index('secondname');
$index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('course', 'name'));
$dbman->add_index($table, $index);
$dbman->drop_index($table, $index);
$this->assertFalse($dbman->find_index_name($table, $index));
// Test we are able to drop indexes having hyphens MDL-22804.
// Create index with hyphens (by hand).
$indexname = 'test-index-with-hyphens';
switch ($DB->get_dbfamily()) {
case 'mysql':
$indexname = '`' . $indexname . '`';
break;
default:
$indexname = '"' . $indexname . '"';
}
$stmt = "CREATE INDEX {$indexname} ON {$DB->get_prefix()}test_table1 (course, name)";
$DB->change_database_structure($stmt);
$this->assertNotEmpty($dbman->find_index_name($table, $index));
// Index created, let's drop it using db manager stuff.
$index = new xmldb_index('indexname', XMLDB_INDEX_NOTUNIQUE, array('course', 'name'));
$dbman->drop_index($table, $index);
$this->assertFalse($dbman->find_index_name($table, $index));
}
public function testAddUniqueKey() {
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table1');
$key = new xmldb_key('id-course-grade');
$key->set_attributes(XMLDB_KEY_UNIQUE, array('id', 'course', 'grade'));
$dbman->add_key($table, $key);
// No easy way to test it, this just makes sure no errors are encountered.
$this->assertTrue(true);
}
public function testAddForeignUniqueKey() {
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table1');
$this->create_deftable('test_table0');
$key = new xmldb_key('course');
$key->set_attributes(XMLDB_KEY_FOREIGN_UNIQUE, array('course'), 'test_table0', array('id'));
$dbman->add_key($table, $key);
// No easy way to test it, this just makes sure no errors are encountered.
$this->assertTrue(true);
}
public function testDropKey() {
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table1');
$this->create_deftable('test_table0');
$key = new xmldb_key('course');
$key->set_attributes(XMLDB_KEY_FOREIGN_UNIQUE, array('course'), 'test_table0', array('id'));
$dbman->add_key($table, $key);
$dbman->drop_key($table, $key);
// No easy way to test it, this just makes sure no errors are encountered.
$this->assertTrue(true);
}
public function testAddForeignKey() {
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table1');
$this->create_deftable('test_table0');
$key = new xmldb_key('course');
$key->set_attributes(XMLDB_KEY_FOREIGN, array('course'), 'test_table0', array('id'));
$dbman->add_key($table, $key);
// No easy way to test it, this just makes sure no errors are encountered.
$this->assertTrue(true);
}
public function testDropForeignKey() {
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table1');
$this->create_deftable('test_table0');
$key = new xmldb_key('course');
$key->set_attributes(XMLDB_KEY_FOREIGN, array('course'), 'test_table0', array('id'));
$dbman->add_key($table, $key);
$dbman->drop_key($table, $key);
// No easy way to test it, this just makes sure no errors are encountered.
$this->assertTrue(true);
}
public function testRenameField() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table0');
$field = new xmldb_field('type');
$field->set_attributes(XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'general', 'course');
$dbman->rename_field($table, $field, 'newfieldname');
$columns = $DB->get_columns('test_table0');
$this->assertArrayNotHasKey('type', $columns);
$this->assertArrayHasKey('newfieldname', $columns);
}
public function testIndexExists() {
// Skipping: this is just a test of find_index_name.
}
public function testFindKeyName() {
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table0');
$key = $table->getKey('primary');
// With Mysql, the return value is actually "mdl_test_id_pk".
$result = $dbman->find_key_name($table, $key);
$this->assertTrue(!empty($result));
}
public function testDeleteTablesFromXmldbFile() {
$dbman = $this->tdb->get_manager();
$this->create_deftable('test_table1');
$this->assertTrue($dbman->table_exists('test_table1'));
// Feed nonexistent file.
try {
$dbman->delete_tables_from_xmldb_file('fpsoiudfposui');
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->resetDebugging();
$this->assertInstanceOf('moodle_exception', $e);
}
try {
$dbman->delete_tables_from_xmldb_file(__DIR__ . '/fixtures/invalid.xml');
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->resetDebugging();
$this->assertInstanceOf('moodle_exception', $e);
}
// Check that the table has not been deleted from DB.
$this->assertTrue($dbman->table_exists('test_table1'));
// Real and valid xml file.
// TODO: drop UNSINGED completely in Moodle 2.4.
$dbman->delete_tables_from_xmldb_file(__DIR__ . '/fixtures/xmldb_table.xml');
// Check that the table has been deleted from DB.
$this->assertFalse($dbman->table_exists('test_table1'));
}
public function testInstallFromXmldbFile() {
$dbman = $this->tdb->get_manager();
// Feed nonexistent file.
try {
$dbman->install_from_xmldb_file('fpsoiudfposui');
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->resetDebugging();
$this->assertInstanceOf('moodle_exception', $e);
}
try {
$dbman->install_from_xmldb_file(__DIR__ . '/fixtures/invalid.xml');
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->resetDebugging();
$this->assertInstanceOf('moodle_exception', $e);
}
// Check that the table has not yet been created in DB.
$this->assertFalse($dbman->table_exists('test_table1'));
// Real and valid xml file.
$dbman->install_from_xmldb_file(__DIR__ . '/fixtures/xmldb_table.xml');
$this->assertTrue($dbman->table_exists('test_table1'));
}
public function test_temp_tables() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
// Create temp table0.
$table0 = $this->tables['test_table0'];
$dbman->create_temp_table($table0);
$this->assertTrue($dbman->table_exists('test_table0'));
// Try to create temp table with same name, must throw exception.
$dupetable = $this->tables['test_table0'];
try {
$dbman->create_temp_table($dupetable);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_exception', $e);
}
// Try to create table with same name, must throw exception.
$dupetable = $this->tables['test_table0'];
try {
$dbman->create_table($dupetable);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_exception', $e);
}
// Create another temp table1.
$table1 = $this->tables['test_table1'];
$dbman->create_temp_table($table1);
$this->assertTrue($dbman->table_exists('test_table1'));
// Get columns and perform some basic tests.
$columns = $DB->get_columns('test_table1');
$this->assertCount(11, $columns);
$this->assertTrue($columns['name'] instanceof database_column_info);
$this->assertEquals(30, $columns['name']->max_length);
$this->assertTrue($columns['name']->has_default);
$this->assertEquals('Moodle', $columns['name']->default_value);
// Insert some records.
$inserted = $this->fill_deftable('test_table1');
$records = $DB->get_records('test_table1');
$this->assertCount($inserted, $records);
$this->assertSame($records[1]->course, $this->records['test_table1'][0]->course);
$this->assertSame($records[1]->secondname, $this->records['test_table1'][0]->secondname);
$this->assertSame($records[2]->intro, $this->records['test_table1'][1]->intro);
// Drop table1.
$dbman->drop_table($table1);
$this->assertFalse($dbman->table_exists('test_table1'));
// Try to drop non-existing temp table, must throw exception.
$noetable = $this->tables['test_table1'];
try {
$dbman->drop_table($noetable);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('ddl_table_missing_exception', $e);
}
// Fill/modify/delete a few table0 records.
// Drop table0.
$dbman->drop_table($table0);
$this->assertFalse($dbman->table_exists('test_table0'));
// Create another temp table1.
$table1 = $this->tables['test_table1'];
$dbman->create_temp_table($table1);
$this->assertTrue($dbman->table_exists('test_table1'));
// Make sure it can be dropped using deprecated drop_temp_table().
$dbman->drop_temp_table($table1);
$this->assertFalse($dbman->table_exists('test_table1'));
$this->assertDebuggingCalled();
}
public function test_concurrent_temp_tables() {
$DB = $this->tdb; // Do not use global $DB!
$dbman = $this->tdb->get_manager();
// Define 2 records.
$record1 = (object)array(
'course' => 1,
'secondname' => '11 important',
'intro' => '111 important');
$record2 = (object)array(
'course' => 2,
'secondname' => '22 important',
'intro' => '222 important');
// Create temp table1 and insert 1 record (in DB).
$table = $this->tables['test_table1'];
$dbman->create_temp_table($table);
$this->assertTrue($dbman->table_exists('test_table1'));
$inserted = $DB->insert_record('test_table1', $record1);
// Switch to new connection.
$cfg = $DB->export_dbconfig();
if (!isset($cfg->dboptions)) {
$cfg->dboptions = array();
}
$DB2 = moodle_database::get_driver_instance($cfg->dbtype, $cfg->dblibrary);
$DB2->connect($cfg->dbhost, $cfg->dbuser, $cfg->dbpass, $cfg->dbname, $cfg->prefix, $cfg->dboptions);
$dbman2 = $DB2->get_manager();
$this->assertFalse($dbman2->table_exists('test_table1')); // Temp table not exists in DB2.
// Create temp table1 and insert 1 record (in DB2).
$table = $this->tables['test_table1'];
$dbman2->create_temp_table($table);
$this->assertTrue($dbman2->table_exists('test_table1'));
$inserted = $DB2->insert_record('test_table1', $record2);
$dbman2->drop_table($table); // Drop temp table before closing DB2.
$this->assertFalse($dbman2->table_exists('test_table1'));
$DB2->dispose(); // Close DB2.
$this->assertTrue($dbman->table_exists('test_table1')); // Check table continues existing for DB.
$dbman->drop_table($table); // Drop temp table.
$this->assertFalse($dbman->table_exists('test_table1'));
}
public function test_reset_sequence() {
$DB = $this->tdb;
$dbman = $DB->get_manager();
$table = new xmldb_table('testtable');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
// Drop if exists.
if ($dbman->table_exists($table)) {
$dbman->drop_table($table);
}
$dbman->create_table($table);
$tablename = $table->getName();
$this->tables[$tablename] = $table;
$record = (object)array('id'=>666, 'course'=>10);
$DB->import_record('testtable', $record);
$DB->delete_records('testtable'); // This delete performs one TRUNCATE.
$dbman->reset_sequence($table); // Using xmldb object.
$this->assertEquals(1, $DB->insert_record('testtable', (object)array('course'=>13)));
$record = (object)array('id'=>666, 'course'=>10);
$DB->import_record('testtable', $record);
$DB->delete_records('testtable', array()); // This delete performs one DELETE.
$dbman->reset_sequence($table); // Using xmldb object.
$this->assertEquals(1, $DB->insert_record('testtable', (object)array('course'=>13)));
$DB->import_record('testtable', $record);
$dbman->reset_sequence($tablename); // Using string.
$this->assertEquals(667, $DB->insert_record('testtable', (object)array('course'=>13)));
$dbman->drop_table($table);
}
public function test_reserved_words() {
$reserved = sql_generator::getAllReservedWords();
$this->assertTrue(count($reserved) > 1);
}
public function test_index_hints() {
$DB = $this->tdb;
$dbman = $DB->get_manager();
$table = new xmldb_table('testtable');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('name', XMLDB_TYPE_CHAR, 255, null, XMLDB_NOTNULL, null);
$table->add_field('path', XMLDB_TYPE_CHAR, 255, null, XMLDB_NOTNULL, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_index('name', XMLDB_INDEX_NOTUNIQUE, array('name'), array('xxxx,yyyy'));
$table->add_index('path', XMLDB_INDEX_NOTUNIQUE, array('path'), array('varchar_pattern_ops'));
// Drop if exists.
if ($dbman->table_exists($table)) {
$dbman->drop_table($table);
}
$dbman->create_table($table);
$tablename = $table->getName();
$this->tables[$tablename] = $table;
$table = new xmldb_table('testtable');
$index = new xmldb_index('name', XMLDB_INDEX_NOTUNIQUE, array('name'), array('xxxx,yyyy'));
$this->assertTrue($dbman->index_exists($table, $index));
$table = new xmldb_table('testtable');
$index = new xmldb_index('path', XMLDB_INDEX_NOTUNIQUE, array('path'), array('varchar_pattern_ops'));
$this->assertTrue($dbman->index_exists($table, $index));
// Try unique indexes too.
$dbman->drop_table($this->tables[$tablename]);
$table = new xmldb_table('testtable');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('path', XMLDB_TYPE_CHAR, 255, null, XMLDB_NOTNULL, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_index('path', XMLDB_INDEX_UNIQUE, array('path'), array('varchar_pattern_ops'));
$dbman->create_table($table);
$this->tables[$tablename] = $table;
$table = new xmldb_table('testtable');
$index = new xmldb_index('path', XMLDB_INDEX_UNIQUE, array('path'), array('varchar_pattern_ops'));
$this->assertTrue($dbman->index_exists($table, $index));
}
public function test_index_max_bytes() {
$DB = $this->tdb;
$dbman = $DB->get_manager();
$maxstr = '';
for ($i=0; $i<255; $i++) {
$maxstr .= '言'; // Random long string that should fix exactly the limit for one char column.
}
$table = new xmldb_table('testtable');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('name', XMLDB_TYPE_CHAR, 255, null, XMLDB_NOTNULL, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_index('name', XMLDB_INDEX_NOTUNIQUE, array('name'));
// Drop if exists.
if ($dbman->table_exists($table)) {
$dbman->drop_table($table);
}
$dbman->create_table($table);
$tablename = $table->getName();
$this->tables[$tablename] = $table;
$rec = new stdClass();
$rec->name = $maxstr;
$id = $DB->insert_record($tablename, $rec);
$this->assertTrue(!empty($id));
$rec = $DB->get_record($tablename, array('id'=>$id));
$this->assertSame($maxstr, $rec->name);
$dbman->drop_table($table);
$table = new xmldb_table('testtable');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('name', XMLDB_TYPE_CHAR, 255+1, null, XMLDB_NOTNULL, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_index('name', XMLDB_INDEX_NOTUNIQUE, array('name'));
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
}
public function test_index_composed_max_bytes() {
$DB = $this->tdb;
$dbman = $DB->get_manager();
$maxstr = '';
for ($i=0; $i<200; $i++) {
$maxstr .= '言';
}
$reststr = '';
for ($i=0; $i<133; $i++) {
$reststr .= '言';
}
$table = new xmldb_table('testtable');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('name1', XMLDB_TYPE_CHAR, 200, null, XMLDB_NOTNULL, null);
$table->add_field('name2', XMLDB_TYPE_CHAR, 133, null, XMLDB_NOTNULL, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_index('name1-name2', XMLDB_INDEX_NOTUNIQUE, array('name1', 'name2'));
// Drop if exists.
if ($dbman->table_exists($table)) {
$dbman->drop_table($table);
}
$dbman->create_table($table);
$tablename = $table->getName();
$this->tables[$tablename] = $table;
$rec = new stdClass();
$rec->name1 = $maxstr;
$rec->name2 = $reststr;
$id = $DB->insert_record($tablename, $rec);
$this->assertTrue(!empty($id));
$rec = $DB->get_record($tablename, array('id'=>$id));
$this->assertSame($maxstr, $rec->name1);
$this->assertSame($reststr, $rec->name2);
$table = new xmldb_table('testtable');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('name1', XMLDB_TYPE_CHAR, 201, null, XMLDB_NOTNULL, null);
$table->add_field('name2', XMLDB_TYPE_CHAR, 133, null, XMLDB_NOTNULL, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_index('name1-name2', XMLDB_INDEX_NOTUNIQUE, array('name1', 'name2'));
// Drop if exists.
if ($dbman->table_exists($table)) {
$dbman->drop_table($table);
}
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
}
public function test_char_size_limit() {
$DB = $this->tdb;
$dbman = $DB->get_manager();
$table = new xmldb_table('testtable');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('name', XMLDB_TYPE_CHAR, xmldb_field::CHAR_MAX_LENGTH, null, XMLDB_NOTNULL, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
// Drop if exists.
if ($dbman->table_exists($table)) {
$dbman->drop_table($table);
}
$dbman->create_table($table);
$tablename = $table->getName();
$this->tables[$tablename] = $table;
// This has to work in all DBs.
$maxstr = '';
for ($i=0; $i<xmldb_field::CHAR_MAX_LENGTH; $i++) {
$maxstr .= 'a'; // Ascii only.
}
$rec = new stdClass();
$rec->name = $maxstr;
$id = $DB->insert_record($tablename, $rec);
$this->assertTrue(!empty($id));
$rec = $DB->get_record($tablename, array('id'=>$id));
$this->assertSame($maxstr, $rec->name);
// Following test is supposed to fail in oracle.
$maxstr = '';
for ($i=0; $i<xmldb_field::CHAR_MAX_LENGTH; $i++) {
$maxstr .= '言'; // Random long string that should fix exactly the limit for one char column.
}
$rec = new stdClass();
$rec->name = $maxstr;
try {
$id = $DB->insert_record($tablename, $rec);
$this->assertTrue(!empty($id));
$rec = $DB->get_record($tablename, array('id'=>$id));
$this->assertSame($maxstr, $rec->name);
} catch (dml_exception $e) {
if ($DB->get_dbfamily() === 'oracle') {
$this->fail('Oracle does not support text fields larger than 4000 bytes, this is not a big problem for mostly ascii based languages');
} else {
throw $e;
}
}
$table = new xmldb_table('testtable');
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('name', XMLDB_TYPE_CHAR, xmldb_field::CHAR_MAX_LENGTH+1, null, XMLDB_NOTNULL, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
// Drop if exists.
if ($dbman->table_exists($table)) {
$dbman->drop_table($table);
}
$tablename = $table->getName();
$this->tables[$tablename] = $table;
try {
$dbman->create_table($table);
$this->fail('Exception expected');
} catch (moodle_exception $e) {
$this->assertInstanceOf('coding_exception', $e);
}
}
// Following methods are not supported == Do not test.
/*
public function testRenameIndex() {
// Unsupported!
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table0');
$index = new xmldb_index('course');
$index->set_attributes(XMLDB_INDEX_UNIQUE, array('course'));
$this->assertTrue($dbman->rename_index($table, $index, 'newindexname'));
}
public function testRenameKey() {
// Unsupported!
$dbman = $this->tdb->get_manager();
$table = $this->create_deftable('test_table0');
$key = new xmldb_key('course');
$key->set_attributes(XMLDB_KEY_UNIQUE, array('course'));
$this->assertTrue($dbman->rename_key($table, $key, 'newkeyname'));
}
*/
}