dom = new DOMDocument(); $this->dom->loadXML(''); $this->php = new PhpElement($this->dom->documentElement); } public function testVersionConstraintCanBeRetrieved() { $this->assertEquals('^5.6 || ^7.0', $this->php->getVersion()); } public function testHasExtElementsReturnsFalseWhenNoExtensionsAreRequired() { $this->assertFalse($this->php->hasExtElements()); } public function testHasExtElementsReturnsTrueWhenExtensionsAreRequired() { $this->addExtElement(); $this->assertTrue($this->php->hasExtElements()); } public function testGetExtElementsReturnsExtElementCollection() { $this->addExtElement(); $this->assertInstanceOf(ExtElementCollection::class, $this->php->getExtElements()); } private function addExtElement() { $this->dom->documentElement->appendChild( $this->dom->createElementNS('https://phar.io/xml/manifest/1.0', 'ext') ); } }