/**
* @depends testInitialState
* @return null
*/
public function testAddGetCssTagAsStrings()
{
$file1 = 'myfile.css';
$file2 = 'myOtherfile.css';
$file3 = 'yourfile.css';
$tag1 = $this->factory->createLinkTag($file1);
$tag2 = $this->factory->createLinkTag($file2);
$tag3 = $this->factory->createLinkTag($file3);
$this->assertEquals(0, $this->head->getCssTagCount());
$this->assertSame($this->head, $this->head->addCssTag($file1));
$this->assertEquals(1, $this->head->getCssTagCount());
$expected = array($tag1);
$this->assertEquals($expected, $this->head->getCssTags());
$this->assertSame($this->head, $this->head->addCssTag($file2));
$this->assertEquals(2, $this->head->getCssTagCount());
$expected = array($tag1, $tag2);
$this->assertEquals($expected, $this->head->getCssTags());
$this->assertSame($this->head, $this->head->addCssTag($file3));
$this->assertEquals(3, $this->head->getCssTagCount());
$expected = array($tag1, $tag2, $tag3);
$this->assertEquals($expected, $this->head->getCssTags());
}
