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MDL-50949 cache: Tests for performance debugging of cache usage

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This commit is contained in:
Frederic Massart 2015-07-29 14:34:51 +08:00
parent e75115810c
commit 47b04bcf7f
1 changed files with 120 additions and 0 deletions
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120
cache/tests/cache_test.php vendored
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@ -1875,4 +1875,124 @@ class core_cache_testcase extends advanced_testcase {
$returnedinstance1->name = 'b';
$this->assertEquals('b', $returnedinstance2->name);
}
public function test_performance_debug() {
global $CFG;
$initialperfdebug = $CFG->perfdebug;
$CFG->perfdebug = 15;
$instance = cache_config_testing::instance();
$applicationid = 'phpunit/applicationperf';
$instance->phpunit_add_definition($applicationid, array(
'mode' => cache_store::MODE_APPLICATION,
'component' => 'phpunit',
'area' => 'applicationperf'
));
$sessionid = 'phpunit/sessionperf';
$instance->phpunit_add_definition($sessionid, array(
'mode' => cache_store::MODE_SESSION,
'component' => 'phpunit',
'area' => 'sessionperf'
));
$requestid = 'phpunit/requestperf';
$instance->phpunit_add_definition($requestid, array(
'mode' => cache_store::MODE_REQUEST,
'component' => 'phpunit',
'area' => 'requestperf'
));
$application = cache::make('phpunit', 'applicationperf');
$session = cache::make('phpunit', 'sessionperf');
$request = cache::make('phpunit', 'requestperf');
// Check that no stats are recorded for these definitions yet.
$stats = cache_helper::get_stats();
$this->assertArrayNotHasKey($applicationid, $stats);
$this->assertArrayHasKey($sessionid, $stats); // Session cache sets a key on construct.
$this->assertArrayNotHasKey($requestid, $stats);
// Check that stores register misses.
$this->assertFalse($application->get('missMe'));
$this->assertFalse($application->get('missMe'));
$this->assertFalse($session->get('missMe'));
$this->assertFalse($session->get('missMe'));
$this->assertFalse($session->get('missMe'));
$this->assertFalse($request->get('missMe'));
$this->assertFalse($request->get('missMe'));
$this->assertFalse($request->get('missMe'));
$this->assertFalse($request->get('missMe'));
$stats = cache_helper::get_stats();
$this->assertEquals(2, $stats[$applicationid]['stores']['cachestore_file']['misses']);
$this->assertEquals(0, $stats[$applicationid]['stores']['cachestore_file']['hits']);
$this->assertEquals(0, $stats[$applicationid]['stores']['cachestore_file']['sets']);
$this->assertEquals(3, $stats[$sessionid]['stores']['cachestore_session']['misses']);
$this->assertEquals(0, $stats[$sessionid]['stores']['cachestore_session']['hits']);
$this->assertEquals(1, $stats[$sessionid]['stores']['cachestore_session']['sets']);
$this->assertEquals(4, $stats[$requestid]['stores']['cachestore_static']['misses']);
$this->assertEquals(0, $stats[$requestid]['stores']['cachestore_static']['hits']);
$this->assertEquals(0, $stats[$requestid]['stores']['cachestore_static']['sets']);
// Check that stores register sets.
$this->assertTrue($application->set('setMe1', 1));
$this->assertTrue($application->set('setMe2', 2));
$this->assertTrue($session->set('setMe1', 1));
$this->assertTrue($session->set('setMe2', 2));
$this->assertTrue($session->set('setMe3', 3));
$this->assertTrue($request->set('setMe1', 1));
$this->assertTrue($request->set('setMe2', 2));
$this->assertTrue($request->set('setMe3', 3));
$this->assertTrue($request->set('setMe4', 4));
$stats = cache_helper::get_stats();
$this->assertEquals(2, $stats[$applicationid]['stores']['cachestore_file']['misses']);
$this->assertEquals(0, $stats[$applicationid]['stores']['cachestore_file']['hits']);
$this->assertEquals(2, $stats[$applicationid]['stores']['cachestore_file']['sets']);
$this->assertEquals(3, $stats[$sessionid]['stores']['cachestore_session']['misses']);
$this->assertEquals(0, $stats[$sessionid]['stores']['cachestore_session']['hits']);
$this->assertEquals(4, $stats[$sessionid]['stores']['cachestore_session']['sets']);
$this->assertEquals(4, $stats[$requestid]['stores']['cachestore_static']['misses']);
$this->assertEquals(0, $stats[$requestid]['stores']['cachestore_static']['hits']);
$this->assertEquals(4, $stats[$requestid]['stores']['cachestore_static']['sets']);
// Check that stores register hits.
$this->assertEquals($application->get('setMe1'), 1);
$this->assertEquals($application->get('setMe2'), 2);
$this->assertEquals($session->get('setMe1'), 1);
$this->assertEquals($session->get('setMe2'), 2);
$this->assertEquals($session->get('setMe3'), 3);
$this->assertEquals($request->get('setMe1'), 1);
$this->assertEquals($request->get('setMe2'), 2);
$this->assertEquals($request->get('setMe3'), 3);
$this->assertEquals($request->get('setMe4'), 4);
$stats = cache_helper::get_stats();
$this->assertEquals(2, $stats[$applicationid]['stores']['cachestore_file']['misses']);
$this->assertEquals(2, $stats[$applicationid]['stores']['cachestore_file']['hits']);
$this->assertEquals(2, $stats[$applicationid]['stores']['cachestore_file']['sets']);
$this->assertEquals(3, $stats[$sessionid]['stores']['cachestore_session']['misses']);
$this->assertEquals(3, $stats[$sessionid]['stores']['cachestore_session']['hits']);
$this->assertEquals(4, $stats[$sessionid]['stores']['cachestore_session']['sets']);
$this->assertEquals(4, $stats[$requestid]['stores']['cachestore_static']['misses']);
$this->assertEquals(4, $stats[$requestid]['stores']['cachestore_static']['hits']);
$this->assertEquals(4, $stats[$requestid]['stores']['cachestore_static']['sets']);
// Check that stores register through get_many.
$application->get_many(array('setMe1', 'setMe2'));
$session->get_many(array('setMe1', 'setMe2', 'setMe3'));
$request->get_many(array('setMe1', 'setMe2', 'setMe3', 'setMe4'));
$stats = cache_helper::get_stats();
$this->assertEquals(2, $stats[$applicationid]['stores']['cachestore_file']['misses']);
$this->assertEquals(4, $stats[$applicationid]['stores']['cachestore_file']['hits']);
$this->assertEquals(2, $stats[$applicationid]['stores']['cachestore_file']['sets']);
$this->assertEquals(3, $stats[$sessionid]['stores']['cachestore_session']['misses']);
$this->assertEquals(6, $stats[$sessionid]['stores']['cachestore_session']['hits']);
$this->assertEquals(4, $stats[$sessionid]['stores']['cachestore_session']['sets']);
$this->assertEquals(4, $stats[$requestid]['stores']['cachestore_static']['misses']);
$this->assertEquals(8, $stats[$requestid]['stores']['cachestore_static']['hits']);
$this->assertEquals(4, $stats[$requestid]['stores']['cachestore_static']['sets']);
$CFG->perfdebug = $initialperfdebug;
}
}