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<?php /* * This file is part of the Diff package. * * (c) Sebastian Bergmann <sebastian@phpunit.de> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */
namespace SebastianBergmann\Diff;
use PHPUnit_Framework_TestCase; use SebastianBergmann\Diff\LCS\MemoryEfficientImplementation; use SebastianBergmann\Diff\LCS\TimeEfficientImplementation;
class DifferTest extends PHPUnit_Framework_TestCase { const REMOVED = 2; const ADDED = 1; const OLD = 0;
/** * @var Differ */ private $differ;
protected function setUp() { $this->differ = new Differ; }
/** * @param array $expected * @param string $from * @param string $to * @dataProvider arrayProvider * @covers SebastianBergmann\Diff\Differ::diffToArray * @covers SebastianBergmann\Diff\LCS\TimeEfficientImplementation */ public function testArrayRepresentationOfDiffCanBeRenderedUsingTimeEfficientLcsImplementation(array $expected, $from, $to) { $this->assertEquals($expected, $this->differ->diffToArray($from, $to, new TimeEfficientImplementation)); }
/** * @param string $expected * @param string $from * @param string $to * @dataProvider textProvider * @covers SebastianBergmann\Diff\Differ::diff * @covers SebastianBergmann\Diff\LCS\TimeEfficientImplementation */ public function testTextRepresentationOfDiffCanBeRenderedUsingTimeEfficientLcsImplementation($expected, $from, $to) { $this->assertEquals($expected, $this->differ->diff($from, $to, new TimeEfficientImplementation)); }
/** * @param array $expected * @param string $from * @param string $to * @dataProvider arrayProvider * @covers SebastianBergmann\Diff\Differ::diffToArray * @covers SebastianBergmann\Diff\LCS\MemoryEfficientImplementation */ public function testArrayRepresentationOfDiffCanBeRenderedUsingMemoryEfficientLcsImplementation(array $expected, $from, $to) { $this->assertEquals($expected, $this->differ->diffToArray($from, $to, new MemoryEfficientImplementation)); }
/** * @param string $expected * @param string $from * @param string $to * @dataProvider textProvider * @covers SebastianBergmann\Diff\Differ::diff * @covers SebastianBergmann\Diff\LCS\MemoryEfficientImplementation */ public function testTextRepresentationOfDiffCanBeRenderedUsingMemoryEfficientLcsImplementation($expected, $from, $to) { $this->assertEquals($expected, $this->differ->diff($from, $to, new MemoryEfficientImplementation)); }
/** * @covers SebastianBergmann\Diff\Differ::diff */ public function testCustomHeaderCanBeUsed() { $differ = new Differ('CUSTOM HEADER');
$this->assertEquals( "CUSTOM HEADER@@ @@\n-a\n+b\n", $differ->diff('a', 'b') ); }
public function testTypesOtherThanArrayAndStringCanBePassed() { $this->assertEquals( "--- Original\n+++ New\n@@ @@\n-1\n+2\n", $this->differ->diff(1, 2) ); }
/** * @param string $diff * @param array $expected * @dataProvider diffProvider * @covers SebastianBergmann\Diff\Parser::parse */ public function testParser($diff, $expected) { $parser = new Parser; $result = $parser->parse($diff);
$this->assertEquals($expected, $result); }
public function arrayProvider() { return array( array( array( array('a', self::REMOVED), array('b', self::ADDED) ), 'a', 'b' ), array( array( array('ba', self::REMOVED), array('bc', self::ADDED) ), 'ba', 'bc' ), array( array( array('ab', self::REMOVED), array('cb', self::ADDED) ), 'ab', 'cb' ), array( array( array('abc', self::REMOVED), array('adc', self::ADDED) ), 'abc', 'adc' ), array( array( array('ab', self::REMOVED), array('abc', self::ADDED) ), 'ab', 'abc' ), array( array( array('bc', self::REMOVED), array('abc', self::ADDED) ), 'bc', 'abc' ), array( array( array('abc', self::REMOVED), array('abbc', self::ADDED) ), 'abc', 'abbc' ), array( array( array('abcdde', self::REMOVED), array('abcde', self::ADDED) ), 'abcdde', 'abcde' ) ); }
public function textProvider() { return array( array( "--- Original\n+++ New\n@@ @@\n-a\n+b\n", 'a', 'b' ), array( "--- Original\n+++ New\n@@ @@\n-ba\n+bc\n", 'ba', 'bc' ), array( "--- Original\n+++ New\n@@ @@\n-ab\n+cb\n", 'ab', 'cb' ), array( "--- Original\n+++ New\n@@ @@\n-abc\n+adc\n", 'abc', 'adc' ), array( "--- Original\n+++ New\n@@ @@\n-ab\n+abc\n", 'ab', 'abc' ), array( "--- Original\n+++ New\n@@ @@\n-bc\n+abc\n", 'bc', 'abc' ), array( "--- Original\n+++ New\n@@ @@\n-abc\n+abbc\n", 'abc', 'abbc' ), array( "--- Original\n+++ New\n@@ @@\n-abcdde\n+abcde\n", 'abcdde', 'abcde' ), ); }
public function diffProvider() { $serialized_arr = <<<EOL a:1:{i:0;O:27:"SebastianBergmann\Diff\Diff":3:{s:33:" SebastianBergmann\Diff\Diff from";s:7:"old.txt";s:31:" SebastianBergmann\Diff\Diff to";s:7:"new.txt";s:35:" SebastianBergmann\Diff\Diff chunks";a:3:{i:0;O:28:"SebastianBergmann\Diff\Chunk":5:{s:35:" SebastianBergmann\Diff\Chunk start";i:1;s:40:" SebastianBergmann\Diff\Chunk startRange";i:3;s:33:" SebastianBergmann\Diff\Chunk end";i:1;s:38:" SebastianBergmann\Diff\Chunk endRange";i:4;s:35:" SebastianBergmann\Diff\Chunk lines";a:4:{i:0;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:1;s:36:" SebastianBergmann\Diff\Line content";s:7:"2222111";}i:1;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"1111111";}i:2;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"1111111";}i:3;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"1111111";}}}i:1;O:28:"SebastianBergmann\Diff\Chunk":5:{s:35:" SebastianBergmann\Diff\Chunk start";i:5;s:40:" SebastianBergmann\Diff\Chunk startRange";i:10;s:33:" SebastianBergmann\Diff\Chunk end";i:6;s:38:" SebastianBergmann\Diff\Chunk endRange";i:8;s:35:" SebastianBergmann\Diff\Chunk lines";a:11:{i:0;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"1111111";}i:1;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"1111111";}i:2;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"1111111";}i:3;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:8:"+1121211";}i:4;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"1111111";}i:5;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:8:"-1111111";}i:6;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:8:"-1111111";}i:7;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:8:"-2222222";}i:8;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"2222222";}i:9;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"2222222";}i:10;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"2222222";}}}i:2;O:28:"SebastianBergmann\Diff\Chunk":5:{s:35:" SebastianBergmann\Diff\Chunk start";i:17;s:40:" SebastianBergmann\Diff\Chunk startRange";i:5;s:33:" SebastianBergmann\Diff\Chunk end";i:16;s:38:" SebastianBergmann\Diff\Chunk endRange";i:6;s:35:" SebastianBergmann\Diff\Chunk lines";a:7:{i:0;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"2222222";}i:1;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"2222222";}i:2;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"2222222";}i:3;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:8:"+2122212";}i:4;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"2222222";}i:5;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:7:"2222222";}i:6;O:27:"SebastianBergmann\Diff\Line":2:{s:33:" SebastianBergmann\Diff\Line type";i:3;s:36:" SebastianBergmann\Diff\Line content";s:0:"";}}}}}} EOL;
return array( array( "--- old.txt 2014-11-04 08:51:02.661868729 +0300\n+++ new.txt 2014-11-04 08:51:02.665868730 +0300\n@@ -1,3 +1,4 @@\n+2222111\n 1111111\n 1111111\n 1111111\n@@ -5,10 +6,8 @@\n 1111111\n 1111111\n 1111111\n +1121211\n 1111111\n -1111111\n -1111111\n -2222222\n 2222222\n 2222222\n 2222222\n@@ -17,5 +16,6 @@\n 2222222\n 2222222\n 2222222\n +2122212\n 2222222\n 2222222\n", unserialize($serialized_arr) ) ); } }
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