public function testGetHeader() { $document = new Document(new File(new Path(self::simpleFileName))); $this->assertInternalType('array', $document->getHeader()); $this->assertEquals([], $document->getHeader()); $document = new Document(new File(new Path(self::titleFileName))); $this->assertInternalType('array', $document->getHeader()); $this->assertEquals(['title' => 'Test'], $document->getHeader()); }