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<?php |
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/** |
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* (c) Steve Nebes <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace SN\RangeDifferencer; |
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use PHPUnit\Framework\TestCase; |
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use SN\RangeDifferencer\Tag\TagComparator; |
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/** |
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* DifferencesIterator Tests |
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*/ |
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class DifferencesIteratorTest extends TestCase |
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{ |
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/** |
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* @return RangeDifference[] |
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*/ |
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private function getDifferences(): array |
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{ |
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$oldText = '<p> This is a blue book</p>'; |
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$newText = '<p> This is a <b>big</b> blue book</p>'; |
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$oldComp = new TagComparator($oldText); |
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$newComp = new TagComparator($newText); |
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return RangeDifferencer::findDifferences($oldComp, $newComp); |
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} |
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public function testGetIndex(): void |
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{ |
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$diff = $this->getDifferences(); |
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$iter = new DifferencesIterator($diff); |
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$this->assertSame('RangeDifference {CHANGE/RIGHT, Left: (8, 0) Right: (8, 4)}', $diff[0]->__toString()); |
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$this->assertSame(1, $iter->getIndex()); |
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} |
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public function testEmpty(): void |
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{ |
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$iter = new DifferencesIterator([]); |
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$this->assertSame(0, $iter->getIndex()); |
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} |
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public function testGetCount(): void |
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{ |
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$iter = new DifferencesIterator($this->getDifferences()); |
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$this->assertSame(0, $iter->getCount()); |
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} |
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public function testGetCountEmpty(): void |
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{ |
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$iter = new DifferencesIterator([]); |
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$this->assertSame(0, $iter->getCount()); |
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} |
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public function testNext(): void |
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{ |
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$diff = $this->getDifferences(); |
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$iter = new DifferencesIterator($diff); |
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$this->assertSame('RangeDifference {CHANGE/RIGHT, Left: (8, 0) Right: (8, 4)}', $diff[0]->__toString()); |
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$oldText = '<p> This is a green book about food</p>'; |
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$newText = '<p> This is a <b>big</b> blue book</p>'; |
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$oldComp = new TagComparator($oldText); |
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$newComp = new TagComparator($newText); |
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$iter->next(); |
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$diff = RangeDifferencer::findDifferences($oldComp, $newComp); |
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$iter = new DifferencesIterator($diff); |
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$iter->next(); |
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$this->assertSame('RangeDifference {CHANGE/RIGHT, Left: (8, 1) Right: (8, 5)}', $diff[0]->__toString()); |
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} |
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public function testNextNull(): void |
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{ |
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$diff = $this->getDifferences(); |
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$iter = new DifferencesIterator($diff); |
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$this->assertSame('RangeDifference {CHANGE/RIGHT, Left: (8, 0) Right: (8, 4)}', $diff[0]->__toString()); |
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$iter->next(); |
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$iter = new DifferencesIterator([]); |
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$iter->next(); |
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$this->assertSame(1, $iter->getCount()); |
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} |
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public function testOther(): void |
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{ |
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$diff = $this->getDifferences(); |
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$left = new DifferencesIterator($diff); |
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$right = new DifferencesIterator($diff); |
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$this->assertSame($right, $left->other($right, $left)); |
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$this->assertSame($left, $right->other($right, $left)); |
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} |
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public function testRemoveAll(): void |
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{ |
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$iter = new DifferencesIterator($this->getDifferences()); |
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$iter->removeAll(); |
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$this->assertSame(0, $iter->getCount()); |
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} |
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public function testRemoveAllEmpty(): void |
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{ |
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$iter = new DifferencesIterator([]); |
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$iter->removeAll(); |
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$this->assertSame(0, $iter->getCount()); |
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} |
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} |
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snebes /
range-differencer
