Added tests, fixed a bunch of bugs

tests/Monolog/Formatter/SimpleFormatterTest.php

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+<?php
+
+/*
+ * This file is part of the Monolog package.
+ *
+ * (c) Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Monolog\Formatter;
+
+use Monolog\Logger;
+
+class SimpleFormatterTest extends \PHPUnit_Framework_TestCase
+{
+    public function testDefFormatWithString()
+    {
+        $formatter = new SimpleFormatter(null, 'Y-m-d');
+        $message = $formatter->format('log', Logger::WARN, 'foo');
+        $this->assertEquals('['.date('Y-m-d').'] log.WARN: foo'."\n", $message);
+    }
+
+    public function testDefFormatWithArray()
+    {
+        $formatter = new SimpleFormatter(null, 'Y-m-d');
+        $message = $formatter->format('xx', Logger::FATAL, array(
+            'log' => 'log',
+            'level' => 'WARN',
+            'message' => 'foo'
+        ));
+        $this->assertEquals('['.date('Y-m-d').'] log.WARN: foo'."\n", $message);
+    }
+}

tests/Monolog/LogTest.php

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+<?php
+
+/*
+ * This file is part of the Monolog package.
+ *
+ * (c) Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Monolog;
+
+class LogTest extends \PHPUnit_Framework_TestCase
+{
+    public function testLog()
+    {
+        $logger = new Log('bob');
+        $writer1 = $this->getMock('Monolog\Writer\NullWriter', array('write'));
+        $writer1->expects($this->once())
+            ->method('write')
+            ->with('bob', Logger::WARN, 'test');
+        $writer2 = $this->getMock('Monolog\Writer\NullWriter', array('write'));
+        $writer2->expects($this->once())
+            ->method('write')
+            ->with('bob', Logger::WARN, 'test');
+        $logger->addWriter($writer1);
+        $logger->addWriter($writer2);
+        $logger->log(Logger::WARN, 'test');
+    }
+
+    public function testLogLowLevel()
+    {
+        $logger = new Log('bob');
+        $logger->setLevel(Logger::FATAL);
+        $this->assertEquals(Logger::FATAL, $logger->getLevel());
+
+        $writer1 = $this->getMock('Monolog\Writer\NullWriter', array('write'));
+        $writer1->expects($this->never())
+            ->method('write');
+        $logger->addWriter($writer1);
+        $logger->log(Logger::WARN, 'test');
+    }
+}

tests/Monolog/LoggerTest.php

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+<?php
+
+/*
+ * This file is part of the Monolog package.
+ *
+ * (c) Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Monolog;
+
+class LoggerTest extends \PHPUnit_Framework_TestCase
+{
+    public function testLogAll()
+    {
+        $logger = new Logger();
+        $log1 = $this->getMock('Monolog\Log', array('log'), array('a'));
+        $log1->expects($this->once())
+            ->method('log');
+        $log2 = $this->getMock('Monolog\Log', array('log'), array('b'));
+        $log2->expects($this->once())
+            ->method('log');
+        $logger->addLog($log1);
+        $logger->addLog($log2);
+        $logger->warn('test');
+    }
+
+    public function testLogFiltered()
+    {
+        $logger = new Logger();
+        $log1 = $this->getMock('Monolog\Log', array('log'), array('a'));
+        $log1->expects($this->exactly(2))
+            ->method('log');
+        $log2 = $this->getMock('Monolog\Log', array('log'), array('b'));
+        $log2->expects($this->never())
+            ->method('log');
+        $logger->addLog($log1);
+        $logger->addLog($log2);
+
+        $logger->warn('test', 'a');
+        $logger->warn('test', array('a'));
+    }
+}

tests/Monolog/Writer/StreamWriterTest.php

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+<?php
+
+/*
+ * This file is part of the Monolog package.
+ *
+ * (c) Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Monolog\Writer;
+
+use Monolog\Logger;
+
+class StreamWritterTest extends \PHPUnit_Framework_TestCase
+{
+    public function testWrite()
+    {
+        $handle = fopen('php://memory', 'a+');
+        $writer = new StreamWriter($handle);
+        $writer->write('log', Logger::WARN, 'test');
+        $writer->write('log', Logger::WARN, 'test2');
+        $writer->write('log', Logger::WARN, 'test3');
+        fseek($handle, 0);
+        $this->assertEquals('testtest2test3', fread($handle, 100));
+    }
+
+    public function testClose()
+    {
+        $handle = fopen('php://memory', 'a+');
+        $writer = new StreamWriter($handle);
+        $this->assertTrue(is_resource($handle));
+        $writer->close();
+        $this->assertFalse(is_resource($handle));
+    }
+}