mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/Echo
synced 2024-12-04 20:28:49 +00:00
092127726b
Change-Id: I4867d09bb815d621f9feaaf7b8a541e5d817e0d2
191 lines
4.6 KiB
PHP
191 lines
4.6 KiB
PHP
<?php
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/**
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* @group Echo
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*/
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class EchoDiffParserTest extends MediaWikiTestCase {
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/**
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* @dataProvider provider_getChangeSet
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*/
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public function testGetChangeSet( $message, array $expect, $leftText, $rightText ) {
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$changeSet = EchoDiscussionParser::getMachineReadableDiff( $leftText, $rightText );
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unset( $changeSet['_info'] );
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$this->assertEquals( $expect, $changeSet, $message );
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}
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static public function provider_getChangeSet() {
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return array(
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array(
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'Duplicate content must generate no changes',
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// Expected change set
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array(),
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// Left text
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"a\nb\nc",
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// Right text
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"a\nb\nc",
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),
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array(
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'Removing blank lines must generate no changes',
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// Expected change set
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array(),
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// Left text
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"a\n\nb\n\nc",
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// Right text
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"a\nb\nc\n",
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),
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array(
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'Must generate a single add change with only lines added',
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// Expected change set
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array( self::mockAction( 'add', "foo\nbar", 1 ) ),
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// Left
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"something",
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// Right
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"foo\nbar\nsomething",
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),
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array(
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'Must generate a single subtract change with only lines subtracted',
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// Expected change set
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array( self::mockAction( 'subtract', "Zomg\nHiHiHi", 2 ) ),
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// Left
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"dummy\nZomg\nHiHiHi",
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// Right
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"dummy",
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),
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array(
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'Adding content seperated by no change must generate multiple changes',
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// Expected change set
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array(
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self::mockAction( 'add', 'b1', 3 ),
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self::mockAction( 'add', "d1\nd2", 5, 6 ),
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),
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// Left text
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"a\nb\nc\nd\ne\nf",
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// Right text
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"a\nb\nb1\nc\nd\nd1\nd2\ne\nf",
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),
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array(
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'Extra blank lines on the edges must be trimmed',
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// Expected change set
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array( self::mockAction( 'add', "Zomg\nHiHiHi", 1 ) ),
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// Left text
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"",
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// Right text
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"\nZomg\nHiHiHi\n",
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),
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array(
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'Extra blank lines inside the content must not be trimmed',
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// Expected change set
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array( self::mockAction( 'add', "\nZomg\nHiHiHi\n", 2 ) ),
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// Left text
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"foo\nbar",
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// Right text
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"foo\n\nZomg\nHiHiHi\n\nbar",
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),
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array(
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'A blank line replaced with content must be an add',
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// Expected change set
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array( self::mockAction( 'add', 'cowbell', 1 ) ),
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// Left Text
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"",
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// Right Text
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"cowbell",
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),
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array(
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'A blanked out line must be a subtraction',
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// Expected change set
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array( self::mockAction( 'subtract', 'cowbell', 1 ) ),
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// Left text
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"cowbell",
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// Right text
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"",
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),
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array(
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'A line with its content replaced must be a change',
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// Expected change set
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array( self::mockChange( 'Its all about the journey', 'dummy', 1 ) ),
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// Left text
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"Its all about the journey",
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// Right text
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"dummy",
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),
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array(
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'Changing lines and adding more must result in two changes',
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// Expected change set
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array(
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self::mockChange( 'Must be in a hurry to finish this thing', 'Must be in a hurry', 1 ),
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self::mockAction( 'add', 'Finish this thing', 2 ),
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),
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// Left text
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"Must be in a hurry to finish this thing",
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// Right text
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"Must be in a hurry\nFinish this thing",
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),
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array(
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'Changing multiple lines and adding more must result in two changes',
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// Expected change set
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array(
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self::mockChange( "Must not be\nin much of a hurry", "Must be\nin a hurry", 2 ),
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self::mockAction( 'subtract', "to finish\nthis thing", 4 ),
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),
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// Left text
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"abc\nMust not be\nin much of a hurry\nto finish\nthis thing",
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// Right text
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"abc\nMust be\nin a hurry",
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),
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array(
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'Must generate multiple add, change, and subtract actions',
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// Expected change set
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array(
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self::mockChange( "abc\nSome", "Other\nThings", 1 ),
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self::mockAction( 'subtract', "Stuff", 3 ),
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self::mockChange( "And\nThen", "There\nWas", 6, 5 ),
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self::mockAction( 'add', 'Fencing', 8, 7 ),
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),
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// Left text
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"abc\nSome\nStuff\ndef\nghi\nAnd\nThen\njkl\nmno",
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// Right text
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"\nOther\nThings\ndef\nghi\nThere\nWas\nFencing\njkl\nmno",
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),
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);
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}
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static protected function mockAction( $action, $content, $left, $right = null ) {
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if ( $right === null ) {
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$right = $left;
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}
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return array(
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'action' => $action,
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'content' => $content,
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'left-pos' => $left,
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'right-pos' => $right,
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);
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}
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static public function mockChange( $oldContent, $newContent, $left, $right = null ) {
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if ( $right === null ) {
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$right = $left;
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}
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return array(
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'action' => 'change',
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'old_content' => $oldContent,
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'new_content' => $newContent,
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'left-pos' => $left,
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'right-pos' => $right,
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);
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}
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}
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