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243
lib/sc/tests/ImageTest.php
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243
lib/sc/tests/ImageTest.php
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<?php
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namespace Spekulatius\PHPScraper\Tests;
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class ImageTest extends \PHPUnit\Framework\TestCase
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{
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/**
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* @test
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*/
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public function testNoImages()
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{
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$web = new \Spekulatius\PHPScraper\PHPScraper;
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// Navigate to the test page.
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$web->go('https://test-pages.phpscraper.de/meta/missing.html');
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// No images -> an empty array is expected.
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$this->assertSame([], $web->images);
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$this->assertSame([], $web->imagesWithDetails);
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}
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/**
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* @test
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*/
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public function testLoremIpsum()
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{
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$web = new \Spekulatius\PHPScraper\PHPScraper;
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// Navigate to the test page.
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$web->go('https://test-pages.phpscraper.de/meta/lorem-ipsum.html');
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// Navigate to the test page. This page contains two images (cat.jpg).
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$this->assertSame(2, count($web->images));
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// Check the simple list
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$this->assertSame([
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'https://test-pages.phpscraper.de/assets/cat.jpg',
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'https://test-pages.phpscraper.de/assets/cat.jpg',
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], $web->images);
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// Check the expected data
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$this->assertSame([
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[
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'url' => 'https://test-pages.phpscraper.de/assets/cat.jpg',
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'alt' => 'absolute path',
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'width' => null,
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'height' => null,
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],
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[
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'url' => 'https://test-pages.phpscraper.de/assets/cat.jpg',
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'alt' => 'relative path',
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'width' => null,
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'height' => null,
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],
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], $web->imagesWithDetails);
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}
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/**
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* @test
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*/
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public function testGermanUmlaute()
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{
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$web = new \Spekulatius\PHPScraper\PHPScraper;
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// Navigate to the test page.
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$web->go('https://test-pages.phpscraper.de/meta/german-umlaute.html');
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// Check the h1
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$this->assertSame(
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'We are testing here ä ü ö!',
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$web->h1[0]
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);
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// Check the number of images
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$this->assertSame(2, count($web->images));
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// Check the simple list
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$this->assertSame([
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'https://test-pages.phpscraper.de/assets/katze-ä-ü-ö.jpg',
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'https://test-pages.phpscraper.de/assets/katze-ä-ü-ö.jpg',
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], $web->images);
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// Check the expected data
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$this->assertSame([
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[
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'url' => 'https://test-pages.phpscraper.de/assets/katze-ä-ü-ö.jpg',
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'alt' => 'absolute path',
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'width' => null,
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'height' => null,
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],
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[
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'url' => 'https://test-pages.phpscraper.de/assets/katze-ä-ü-ö.jpg',
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'alt' => 'relative path',
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'width' => null,
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'height' => null,
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],
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], $web->imagesWithDetails);
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}
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/**
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* @test
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*/
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public function testChineseCharacters()
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{
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$web = new \Spekulatius\PHPScraper\PHPScraper;
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// Navigate to the test page.
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$web->go('https://test-pages.phpscraper.de/meta/chinese-characters.html');
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// Check the number of images
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$this->assertSame(2, count($web->images));
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// Check the simple list
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$this->assertSame([
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'https://test-pages.phpscraper.de/assets/貓.jpg',
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'https://test-pages.phpscraper.de/assets/貓.jpg',
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], $web->images);
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// Check the expected data
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$this->assertSame([
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[
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'url' => 'https://test-pages.phpscraper.de/assets/貓.jpg',
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'alt' => 'absolute path',
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'width' => null,
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'height' => null,
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],
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[
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'url' => 'https://test-pages.phpscraper.de/assets/貓.jpg',
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'alt' => 'relative path',
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'width' => null,
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'height' => null,
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],
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], $web->imagesWithDetails);
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}
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/**
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* @test
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*/
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public function testBaseHref()
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{
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$web = new \Spekulatius\PHPScraper\PHPScraper;
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// Navigate to the test page.
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$web->go('https://test-pages.phpscraper.de/images/base-href.html');
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// Check the number of images
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$this->assertSame(2, count($web->images));
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// Base set:
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$this->assertSame([
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'https://test-pages.phpscraper.de/assets/cat.jpg',
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'https://test-pages-with-base-href.phpscraper.de/assets/cat.jpg',
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], $web->images);
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// Detail set:
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$this->assertSame([
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[
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'url' => 'https://test-pages.phpscraper.de/assets/cat.jpg',
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'alt' => 'absolute path with base href',
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'width' => null,
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'height' => null,
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],
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[
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'url' => 'https://test-pages-with-base-href.phpscraper.de/assets/cat.jpg',
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'alt' => 'relative path with base href',
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'width' => null,
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'height' => null,
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],
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], $web->imagesWithDetails);
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}
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/**
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* @test
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*/
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public function testWidth()
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{
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$web = new \Spekulatius\PHPScraper\PHPScraper;
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// Navigate to the test page.
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$web->go('https://test-pages.phpscraper.de/images/width.html');
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// Check the number of images
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$this->assertSame(3, count($web->images));
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// Check the expected data
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$this->assertSame([
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[
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'url' => 'https://test-pages.phpscraper.de/assets/cat.jpg',
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'alt' => 'no width',
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'width' => null,
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'height' => null,
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],
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[
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'url' => 'https://test-pages.phpscraper.de/assets/cat.jpg',
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'alt' => 'width at 1200px',
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'width' => '1200px',
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'height' => null,
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],
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[
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'url' => 'https://test-pages.phpscraper.de/assets/cat.jpg',
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'alt' => 'width at 100rem',
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'width' => '100rem',
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'height' => null,
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],
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], $web->imagesWithDetails);
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}
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/**
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* @test
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*/
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public function testHeight()
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{
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$web = new \Spekulatius\PHPScraper\PHPScraper;
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// Navigate to the test page.
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$web->go('https://test-pages.phpscraper.de/images/height.html');
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// Check the number of imagess
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$this->assertSame(3, count($web->images));
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// Check the expected data
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$this->assertSame([
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[
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'url' => 'https://test-pages.phpscraper.de/assets/cat.jpg',
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'alt' => 'no height',
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'width' => null,
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'height' => null,
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],
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[
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'url' => 'https://test-pages.phpscraper.de/assets/cat.jpg',
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'alt' => 'height at 1200px',
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'width' => null,
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'height' => '1200px',
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],
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[
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'url' => 'https://test-pages.phpscraper.de/assets/cat.jpg',
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'alt' => 'height at 100rem',
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'width' => null,
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'height' => '100rem',
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],
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], $web->imagesWithDetails);
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}
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}
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