TextContentTest.php

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<?php
 
class TextContentTest extends MediaWikiLangTestCase {
    protected $context;
 
    protected function setUp() {
        parent::setUp();
 
        // Anon user
        $user = new User();
        $user->setName( '127.0.0.1' );
 
        $this->context = new RequestContext( new FauxRequest() );
        $this->context->setTitle( Title::newFromText( 'Test' ) );
        $this->context->setUser( $user );
 
        $this->setMwGlobals( [
            'wgUser' => $user,
            'wgTextModelsToParse' => [
                CONTENT_MODEL_WIKITEXT,
                CONTENT_MODEL_CSS,
                CONTENT_MODEL_JAVASCRIPT,
            ],
            'wgUseTidy' => false,
            'wgCapitalLinks' => true,
            'wgHooks' => [], // bypass hook ContentGetParserOutput that force custom rendering
        ] );
 
        MWTidy::destroySingleton();
    }
 
    protected function tearDown() {
        MWTidy::destroySingleton();
        parent::tearDown();
    }
 
    public function newContent( $text ) {
        return new TextContent( $text );
    }
 
    public static function dataGetParserOutput() {
        return [
            [
                'TextContentTest_testGetParserOutput',
                CONTENT_MODEL_TEXT,
                "hello ''world'' & [[stuff]]\n", "hello ''world'' &amp; [[stuff]]",
                [
                    'Links' => []
                ]
            ],
            // TODO: more...?
        ];
    }
 
    public function testGetParserOutput( $title, $model, $text, $expectedHtml,
        $expectedFields = null
    ) {
        $title = Title::newFromText( $title );
        $content = ContentHandler::makeContent( $text, $title, $model );
 
        $po = $content->getParserOutput( $title );
 
        $html = $po->getText();
        $html = preg_replace( '#<!--.*?-->#sm', '', $html ); // strip comments
 
        $this->assertEquals( $expectedHtml, trim( $html ) );
 
        if ( $expectedFields ) {
            foreach ( $expectedFields as $field => $exp ) {
                $f = 'get' . ucfirst( $field );
                $v = call_user_func( [ $po, $f ] );
 
                if ( is_array( $exp ) ) {
                    $this->assertArrayEquals( $exp, $v );
                } else {
                    $this->assertEquals( $exp, $v );
                }
            }
        }
 
        // TODO: assert more properties
    }
 
    public static function dataPreSaveTransform() {
        return [
            [
                # 0: no signature resolution
                'hello this is ~~~',
                'hello this is ~~~',
            ],
            [
                # 1: rtrim
                " Foo \n ",
                ' Foo',
            ],
        ];
    }
 
    public function testPreSaveTransform( $text, $expected ) {
        global $wgContLang;
 
        $options = ParserOptions::newFromUserAndLang( $this->context->getUser(), $wgContLang );
 
        $content = $this->newContent( $text );
        $content = $content->preSaveTransform(
            $this->context->getTitle(),
            $this->context->getUser(),
            $options
        );
 
        $this->assertEquals( $expected, $content->getNativeData() );
    }
 
    public static function dataPreloadTransform() {
        return [
            [
                'hello this is ~~~',
                'hello this is ~~~',
            ],
        ];
    }
 
    public function testPreloadTransform( $text, $expected ) {
        global $wgContLang;
        $options = ParserOptions::newFromUserAndLang( $this->context->getUser(), $wgContLang );
 
        $content = $this->newContent( $text );
        $content = $content->preloadTransform( $this->context->getTitle(), $options );
 
        $this->assertEquals( $expected, $content->getNativeData() );
    }
 
    public static function dataGetRedirectTarget() {
        return [
            [ '#REDIRECT [[Test]]',
                null,
            ],
        ];
    }
 
    public function testGetRedirectTarget( $text, $expected ) {
        $content = $this->newContent( $text );
        $t = $content->getRedirectTarget();
 
        if ( is_null( $expected ) ) {
            $this->assertNull( $t, "text should not have generated a redirect target: $text" );
        } else {
            $this->assertEquals( $expected, $t->getPrefixedText() );
        }
    }
 
    public function testIsRedirect( $text, $expected ) {
        $content = $this->newContent( $text );
 
        $this->assertEquals( !is_null( $expected ), $content->isRedirect() );
    }
 
    public static function dataIsCountable() {
        return [
            [ '',
                null,
                'any',
                true
            ],
            [ 'Foo',
                null,
                'any',
                true
            ],
            [ 'Foo',
                null,
                'comma',
                false
            ],
            [ 'Foo, bar',
                null,
                'comma',
                false
            ],
        ];
    }
 
    public function testIsCountable( $text, $hasLinks, $mode, $expected ) {
        $this->setMwGlobals( 'wgArticleCountMethod', $mode );
 
        $content = $this->newContent( $text );
 
        $v = $content->isCountable( $hasLinks, $this->context->getTitle() );
 
        $this->assertEquals(
            $expected,
            $v,
            'isCountable() returned unexpected value ' . var_export( $v, true )
                . ' instead of ' . var_export( $expected, true )
                . " in mode `$mode` for text \"$text\""
        );
    }
 
    public static function dataGetTextForSummary() {
        return [
            [ "hello\nworld.",
                16,
                'hello world.',
            ],
            [ 'hello world.',
                8,
                'hello...',
            ],
            [ '[[hello world]].',
                8,
                '[[hel...',
            ],
        ];
    }
 
    public function testGetTextForSummary( $text, $maxlength, $expected ) {
        $content = $this->newContent( $text );
 
        $this->assertEquals( $expected, $content->getTextForSummary( $maxlength ) );
    }
 
    public function testGetTextForSearchIndex() {
        $content = $this->newContent( 'hello world.' );
 
        $this->assertEquals( 'hello world.', $content->getTextForSearchIndex() );
    }
 
    public function testCopy() {
        $content = $this->newContent( 'hello world.' );
        $copy = $content->copy();
 
        $this->assertTrue( $content->equals( $copy ), 'copy must be equal to original' );
        $this->assertEquals( 'hello world.', $copy->getNativeData() );
    }
 
    public function testGetSize() {
        $content = $this->newContent( 'hello world.' );
 
        $this->assertEquals( 12, $content->getSize() );
    }
 
    public function testGetNativeData() {
        $content = $this->newContent( 'hello world.' );
 
        $this->assertEquals( 'hello world.', $content->getNativeData() );
    }
 
    public function testGetWikitextForTransclusion() {
        $content = $this->newContent( 'hello world.' );
 
        $this->assertEquals( 'hello world.', $content->getWikitextForTransclusion() );
    }
 
    public function testGetModel() {
        $content = $this->newContent( "hello world." );
 
        $this->assertEquals( CONTENT_MODEL_TEXT, $content->getModel() );
    }
 
    public function testGetContentHandler() {
        $content = $this->newContent( "hello world." );
 
        $this->assertEquals( CONTENT_MODEL_TEXT, $content->getContentHandler()->getModelID() );
    }
 
    public static function dataIsEmpty() {
        return [
            [ '', true ],
            [ '  ', false ],
            [ '0', false ],
            [ 'hallo welt.', false ],
        ];
    }
 
    public function testIsEmpty( $text, $empty ) {
        $content = $this->newContent( $text );
 
        $this->assertEquals( $empty, $content->isEmpty() );
    }
 
    public static function dataEquals() {
        return [
            [ new TextContent( "hallo" ), null, false ],
            [ new TextContent( "hallo" ), new TextContent( "hallo" ), true ],
            [ new TextContent( "hallo" ), new JavaScriptContent( "hallo" ), false ],
            [ new TextContent( "hallo" ), new WikitextContent( "hallo" ), false ],
            [ new TextContent( "hallo" ), new TextContent( "HALLO" ), false ],
        ];
    }
 
    public function testEquals( Content $a, Content $b = null, $equal = false ) {
        $this->assertEquals( $equal, $a->equals( $b ) );
    }
 
    public static function dataGetDeletionUpdates() {
        return [
            [ "TextContentTest_testGetSecondaryDataUpdates_1",
                CONTENT_MODEL_TEXT, "hello ''world''\n",
                []
            ],
            [ "TextContentTest_testGetSecondaryDataUpdates_2",
                CONTENT_MODEL_TEXT, "hello [[world test 21344]]\n",
                []
            ],
            // TODO: more...?
        ];
    }
 
    public function testDeletionUpdates( $title, $model, $text, $expectedStuff ) {
        $ns = $this->getDefaultWikitextNS();
        $title = Title::newFromText( $title, $ns );
 
        $content = ContentHandler::makeContent( $text, $title, $model );
 
        $page = WikiPage::factory( $title );
        $page->doEditContent( $content, '' );
 
        $updates = $content->getDeletionUpdates( $page );
 
        // make updates accessible by class name
        foreach ( $updates as $update ) {
            $class = get_class( $update );
            $updates[$class] = $update;
        }
 
        if ( !$expectedStuff ) {
            $this->assertTrue( true ); // make phpunit happy
            return;
        }
 
        foreach ( $expectedStuff as $class => $fieldValues ) {
            $this->assertArrayHasKey( $class, $updates, "missing an update of type $class" );
 
            $update = $updates[$class];
 
            foreach ( $fieldValues as $field => $value ) {
                $v = $update->$field; # if the field doesn't exist, just crash and burn
                $this->assertEquals( $value, $v, "unexpected value for field $field in instance of $class" );
            }
        }
 
        $page->doDeleteArticle( '' );
    }
 
    public static function provideConvert() {
        return [
            [ // #0
                'Hallo Welt',
                CONTENT_MODEL_WIKITEXT,
                'lossless',
                'Hallo Welt'
            ],
            [ // #1
                'Hallo Welt',
                CONTENT_MODEL_WIKITEXT,
                'lossless',
                'Hallo Welt'
            ],
            [ // #1
                'Hallo Welt',
                CONTENT_MODEL_CSS,
                'lossless',
                'Hallo Welt'
            ],
            [ // #1
                'Hallo Welt',
                CONTENT_MODEL_JAVASCRIPT,
                'lossless',
                'Hallo Welt'
            ],
        ];
    }
 
    public function testConvert( $text, $model, $lossy, $expectedNative ) {
        $content = $this->newContent( $text );
 
        $converted = $content->convert( $model, $lossy );
 
        if ( $expectedNative === false ) {
            $this->assertFalse( $converted, "conversion to $model was expected to fail!" );
        } else {
            $this->assertInstanceOf( 'Content', $converted );
            $this->assertEquals( $expectedNative, $converted->getNativeData() );
        }
    }
}