function testHeaders()
{
$message = new MessageMock();
$message->setHeader('X-Foo', 'bar');
// Testing caselessness
$this->assertEquals('bar', $message->getHeader('X-Foo'));
$this->assertEquals('bar', $message->getHeader('x-fOO'));
$this->assertTrue($message->removeHeader('X-FOO'));
$this->assertNull($message->getHeader('X-Foo'));
$this->assertFalse($message->removeHeader('X-FOO'));
}
function testHasHeaders()
{
$message = new MessageMock();
$this->assertFalse($message->hasHeader('X-Foo'));
$message->setHeader('X-Foo', 'Bar');
$this->assertTrue($message->hasHeader('X-Foo'));
}