diff --git a/tests/Monolog/Handler/Slack/SlackRecordTest.php b/tests/Monolog/Handler/Slack/SlackRecordTest.php
index bb744d8f..2075df0f 100644
--- a/tests/Monolog/Handler/Slack/SlackRecordTest.php
+++ b/tests/Monolog/Handler/Slack/SlackRecordTest.php
@@ -11,6 +11,7 @@
 
 namespace Monolog\Handler\Slack;
 
+use Monolog\Formatter\FormatterInterface;
 use Monolog\Logger;
 use Monolog\TestCase;
 
@@ -19,6 +20,13 @@ use Monolog\TestCase;
  */
 class SlackRecordTest extends TestCase
 {
+    private $channel;
+
+    protected function setUp()
+    {
+        $this->channel = 'monolog_alerts';
+    }
+
     public function dataGetAttachmentColor()
     {
         return array(
@@ -47,12 +55,30 @@ class SlackRecordTest extends TestCase
         );
     }
 
+    public function testAddsChannel()
+    {
+        $record = new SlackRecord($this->channel);
+        $data = $record->getSlackData($this->getRecord());
+
+        $this->assertArrayHasKey('channel', $data);
+        $this->assertSame($this->channel, $data['channel']);
+    }
+
     public function testStringifyReturnsNullWithNoLineFormatter()
     {
         $slackRecord = new SlackRecord('#test');
         $this->assertNull($slackRecord->stringify(array('foo' => 'bar')));
     }
 
+    public function testAddsDefaultUsername()
+    {
+        $record = new SlackRecord($this->channel);
+        $data = $record->getSlackData($this->getRecord());
+
+        $this->assertArrayHasKey('username', $data);
+        $this->assertSame('Monolog', $data['username']);
+    }
+
     /**
      * @return array
      */
@@ -81,4 +107,225 @@ class SlackRecordTest extends TestCase
 
         $this->assertSame($expectedResult, $slackRecord->stringify($fields));
     }
+
+    public function testAddsCustomUsername()
+    {
+        $username = 'Monolog bot';
+        $record = new SlackRecord($this->channel, $username);
+        $data = $record->getSlackData($this->getRecord());
+
+        $this->assertArrayHasKey('username', $data);
+        $this->assertSame($username, $data['username']);
+    }
+
+    public function testNoIcon()
+    {
+        $record = new SlackRecord($this->channel);
+        $data = $record->getSlackData($this->getRecord());
+
+        $this->assertArrayNotHasKey('icon_emoji', $data);
+    }
+
+    public function testAddsIcon()
+    {
+        $record = new SlackRecord($this->channel, 'Monolog', true, 'ghost');
+        $data = $record->getSlackData($this->getRecord());
+
+        $this->assertArrayHasKey('icon_emoji', $data);
+        $this->assertSame(':ghost:', $data['icon_emoji']);
+    }
+
+    public function testAddsEmptyTextIfUseAttachment()
+    {
+        $record = new SlackRecord($this->channel);
+        $data = $record->getSlackData($this->getRecord());
+
+        $this->assertArrayHasKey('text', $data);
+        $this->assertSame('', $data['text']);
+    }
+
+    public function testAttachmentsEmptyIfNoAttachment()
+    {
+        $record = new SlackRecord($this->channel, 'Monolog', false);
+        $data = $record->getSlackData($this->getRecord());
+
+        $this->assertArrayHasKey('attachments', $data);
+        $this->assertSame(array(), $data['attachments']);
+    }
+
+    public function testAddsOneAttachment()
+    {
+        $record = new SlackRecord($this->channel);
+        $data = $record->getSlackData($this->getRecord());
+
+        $this->assertArrayHasKey('attachments', $data);
+        $this->assertArrayHasKey(0, $data['attachments']);
+        $this->assertInternalType('array', $data['attachments'][0]);
+    }
+
+    public function testTextEqualsMessageIfNoFormatter()
+    {
+        $message = 'Test message';
+        $record = new SlackRecord($this->channel, 'Monolog', false);
+        $data = $record->getSlackData($this->getRecord(Logger::WARNING, $message));
+
+        $this->assertArrayHasKey('text', $data);
+        $this->assertSame($message, $data['text']);
+    }
+
+    public function testTextEqualsFormatterOutput()
+    {
+        $formatter = $this->createMock(FormatterInterface::class);
+        $formatter
+            ->expects($this->any())
+            ->method('format')
+            ->will($this->returnCallback(function ($record) { return $record['message'] . 'test'; }));
+
+        $message = 'Test message';
+        $record = new SlackRecord($this->channel, 'Monolog', false, null, false, false, $formatter);
+        $data = $record->getSlackData($this->getRecord(Logger::WARNING, $message));
+
+        $this->assertArrayHasKey('text', $data);
+        $this->assertSame($message . 'test', $data['text']);
+    }
+
+    public function testAddsFallbackAndTextToAttachment()
+    {
+        $message = 'Test message';
+        $record = new SlackRecord($this->channel);
+        $data = $record->getSlackData($this->getRecord(Logger::WARNING, $message));
+
+        $this->assertSame($message, $data['attachments'][0]['text']);
+        $this->assertSame($message, $data['attachments'][0]['fallback']);
+    }
+
+    public function testMapsLevelToColorAttachmentColor()
+    {
+        $record = new SlackRecord($this->channel);
+        $errorLoggerRecord = $this->getRecord(Logger::ERROR);
+        $emergencyLoggerRecord = $this->getRecord(Logger::EMERGENCY);
+        $warningLoggerRecord = $this->getRecord(Logger::WARNING);
+        $infoLoggerRecord = $this->getRecord(Logger::INFO);
+        $debugLoggerRecord = $this->getRecord(Logger::DEBUG);
+
+        $data = $record->getSlackData($errorLoggerRecord);
+        $this->assertSame(SlackRecord::COLOR_DANGER, $data['attachments'][0]['color']);
+
+        $data = $record->getSlackData($emergencyLoggerRecord);
+        $this->assertSame(SlackRecord::COLOR_DANGER, $data['attachments'][0]['color']);
+
+        $data = $record->getSlackData($warningLoggerRecord);
+        $this->assertSame(SlackRecord::COLOR_WARNING, $data['attachments'][0]['color']);
+
+        $data = $record->getSlackData($infoLoggerRecord);
+        $this->assertSame(SlackRecord::COLOR_GOOD, $data['attachments'][0]['color']);
+
+        $data = $record->getSlackData($debugLoggerRecord);
+        $this->assertSame(SlackRecord::COLOR_DEFAULT, $data['attachments'][0]['color']);
+    }
+
+    public function testAddsShortAttachmentWithoutContextAndExtra()
+    {
+        $level = Logger::ERROR;
+        $levelName = Logger::getLevelName($level);
+        $record = new SlackRecord($this->channel, 'Monolog', true, null, true);
+        $data = $record->getSlackData($this->getRecord($level, 'test', array('test' => 1)));
+
+        $attachment = $data['attachments'][0];
+        $this->assertArrayHasKey('title', $attachment);
+        $this->assertArrayHasKey('fields', $attachment);
+        $this->assertSame($levelName, $attachment['title']);
+        $this->assertSame(array(), $attachment['fields']);
+    }
+
+    public function testAddsShortAttachmentWithContextAndExtra()
+    {
+        $level = Logger::ERROR;
+        $levelName = Logger::getLevelName($level);
+        $record = new SlackRecord($this->channel, 'Monolog', true, null, true, true);
+        $loggerRecord = $this->getRecord($level, 'test', array('test' => 1));
+        $loggerRecord['extra'] = array('tags' => array('web'));
+        $data = $record->getSlackData($loggerRecord);
+
+        $attachment = $data['attachments'][0];
+        $this->assertArrayHasKey('title', $attachment);
+        $this->assertArrayHasKey('fields', $attachment);
+        $this->assertCount(2, $attachment['fields']);
+        $this->assertSame($levelName, $attachment['title']);
+        $this->assertSame(
+            array(
+                array(
+                    'title' => 'Extra',
+                    'value' => 'tags: ["web"]',
+                    'short' => true
+                ),
+                array(
+                    'title' => 'Context',
+                    'value' => 'test: 1',
+                    'short' => true
+                )
+            ),
+            $attachment['fields']
+        );
+    }
+
+    public function testAddsLongAttachmentWithoutContextAndExtra()
+    {
+        $level = Logger::ERROR;
+        $levelName = Logger::getLevelName($level);
+        $record = new SlackRecord($this->channel, 'Monolog', true, null);
+        $data = $record->getSlackData($this->getRecord($level, 'test', array('test' => 1)));
+
+        $attachment = $data['attachments'][0];
+        $this->assertArrayHasKey('title', $attachment);
+        $this->assertArrayHasKey('fields', $attachment);
+        $this->assertCount(1, $attachment['fields']);
+        $this->assertSame('Message', $attachment['title']);
+        $this->assertSame(
+            array(array(
+                'title' => 'Level',
+                'value' => $levelName,
+                'short' => true
+            )),
+            $attachment['fields']
+        );
+    }
+
+    public function testAddsLongAttachmentWithContextAndExtra()
+    {
+        $level = Logger::ERROR;
+        $levelName = Logger::getLevelName($level);
+        $record = new SlackRecord($this->channel, 'Monolog', true, null, false, true);
+        $loggerRecord = $this->getRecord($level, 'test', array('test' => 1));
+        $loggerRecord['extra'] = array('tags' => array('web'));
+        $data = $record->getSlackData($loggerRecord);
+
+        $expectedFields = array(
+            array(
+                'title' => 'Level',
+                'value' => $levelName,
+                'short' => true,
+            ),
+            array(
+                'title' => 'tags',
+                'value' => array('web'),
+                'short' => false
+            ),
+            array(
+                'title' => 'test',
+                'value' => 1,
+                'short' => false
+            )
+        );
+
+        $attachment = $data['attachments'][0];
+        $this->assertArrayHasKey('title', $attachment);
+        $this->assertArrayHasKey('fields', $attachment);
+        $this->assertCount(3, $attachment['fields']);
+        $this->assertSame('Message', $attachment['title']);
+        $this->assertSame(
+            $expectedFields,
+            $attachment['fields']
+        );
+    }
 }