/**
* @covers \NewFrontiers\Framework\Output\Javascript::registerLibrary
* @covers \NewFrontiers\Framework\Output\Javascript::requireLibrary
* @covers \NewFrontiers\Framework\Output\Javascript::includeRequiredLibraries
* @covers \NewFrontiers\Framework\Output\Javascript::includeRegisteredLibrary
* @covers \NewFrontiers\Framework\Output\Javascript::getInstance
*/
public function testLibrary()
{
Javascript::registerLibrary("testLibrary", "path/to/js.js");
$jsInstance = Javascript::getInstance();
$this->assertEmpty($jsInstance::render());
Javascript::requireLibrary("");
//this shouldn't create any output
Javascript::requireLibrary(3);
//this shouldn't create any output
Javascript::requireLibrary("testLibrary");
Javascript::includeRequiredLibraries();
Javascript::includeRequiredLibraries();
Javascript::requireLibrary("testLibrary");
Javascript::includeRequiredLibraries();
//at least the keyword script and the path should be in the output
$this->expectOutputRegex('/(.*script|.*path\\/to\\/js\\.js){3}.*/');
//check that valid html is created
$html = $this->getActualOutput();
$this->assertNotEmpty($html);
$dom = new \DOMDocument();
$dom->validateOnParse = true;
$isValid = $dom->loadHTML($html);
$this->assertTrue($isValid);
}
