ResourceLoaderStartUpModuleTest.php

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<?php

class ResourceLoaderStartUpModuleTest extends ResourceLoaderTestCase {

    protected static function expandPlaceholders( $text ) {
        return strtr( $text, [
            '{blankVer}' => self::BLANK_VERSION
        ] );
    }

    public static function provideGetModuleRegistrations() {
        return [
            [ [
                'msg' => 'Empty registry',
                'modules' => [],
                'out' => '
mw.loader.addSource( {
    "local": "/w/load.php"
} );
mw.loader.register( [] );'
            ] ],
            [ [
                'msg' => 'Basic registry',
                'modules' => [
                    'test.blank' => new ResourceLoaderTestModule(),
                ],
                'out' => '
mw.loader.addSource( {
    "local": "/w/load.php"
} );
mw.loader.register( [
    [
        "test.blank",
        "{blankVer}"
    ]
] );',
            ] ],
            [ [
                'msg' => 'Group signature',
                'modules' => [
                    'test.blank' => new ResourceLoaderTestModule(),
                    'test.group.foo' => new ResourceLoaderTestModule( [ 'group' => 'x-foo' ] ),
                    'test.group.bar' => new ResourceLoaderTestModule( [ 'group' => 'x-bar' ] ),
                ],
                'out' => '
mw.loader.addSource( {
    "local": "/w/load.php"
} );
mw.loader.register( [
    [
        "test.blank",
        "{blankVer}"
    ],
    [
        "test.group.foo",
        "{blankVer}",
        [],
        "x-foo"
    ],
    [
        "test.group.bar",
        "{blankVer}",
        [],
        "x-bar"
    ]
] );'
            ] ],
            [ [
                'msg' => 'Different target (non-test should not be registered)',
                'modules' => [
                    'test.blank' => new ResourceLoaderTestModule(),
                    'test.target.foo' => new ResourceLoaderTestModule( [ 'targets' => [ 'x-foo' ] ] ),
                ],
                'out' => '
mw.loader.addSource( {
    "local": "/w/load.php"
} );
mw.loader.register( [
    [
        "test.blank",
        "{blankVer}"
    ]
] );'
            ] ],
            [ [
                'msg' => 'Foreign source',
                'sources' => [
                    'example' => [
                        'loadScript' => 'http://example.org/w/load.php',
                        'apiScript' => 'http://example.org/w/api.php',
                    ],
                ],
                'modules' => [
                    'test.blank' => new ResourceLoaderTestModule( [ 'source' => 'example' ] ),
                ],
                'out' => '
mw.loader.addSource( {
    "local": "/w/load.php",
    "example": "http://example.org/w/load.php"
} );
mw.loader.register( [
    [
        "test.blank",
        "{blankVer}",
        [],
        null,
        "example"
    ]
] );'
            ] ],
            [ [
                'msg' => 'Conditional dependency function',
                'modules' => [
                    'test.x.core' => new ResourceLoaderTestModule(),
                    'test.x.polyfill' => new ResourceLoaderTestModule( [
                        'skipFunction' => 'return true;'
                    ] ),
                    'test.y.polyfill' => new ResourceLoaderTestModule( [
                        'skipFunction' =>
                            'return !!(' .
                            '    window.JSON &&' .
                            '    JSON.parse &&' .
                            '    JSON.stringify' .
                            ');'
                    ] ),
                    'test.z.foo' => new ResourceLoaderTestModule( [
                        'dependencies' => [
                            'test.x.core',
                            'test.x.polyfill',
                            'test.y.polyfill',
                        ],
                    ] ),
                ],
                'out' => '
mw.loader.addSource( {
    "local": "/w/load.php"
} );
mw.loader.register( [
    [
        "test.x.core",
        "{blankVer}"
    ],
    [
        "test.x.polyfill",
        "{blankVer}",
        [],
        null,
        null,
        "return true;"
    ],
    [
        "test.y.polyfill",
        "{blankVer}",
        [],
        null,
        null,
        "return !!(    window.JSON \u0026\u0026    JSON.parse \u0026\u0026    JSON.stringify);"
    ],
    [
        "test.z.foo",
        "{blankVer}",
        [
            0,
            1,
            2
        ]
    ]
] );',
            ] ],
            [ [
                // This may seem like an edge case, but a plain MediaWiki core install
                // with a few extensions installed is likely far more complex than this
                // even, not to mention an install like Wikipedia.
                // TODO: Make this even more realistic.
                'msg' => 'Advanced (everything combined)',
                'sources' => [
                    'example' => [
                        'loadScript' => 'http://example.org/w/load.php',
                        'apiScript' => 'http://example.org/w/api.php',
                    ],
                ],
                'modules' => [
                    'test.blank' => new ResourceLoaderTestModule(),
                    'test.x.core' => new ResourceLoaderTestModule(),
                    'test.x.util' => new ResourceLoaderTestModule( [
                        'dependencies' => [
                            'test.x.core',
                        ],
                    ] ),
                    'test.x.foo' => new ResourceLoaderTestModule( [
                        'dependencies' => [
                            'test.x.core',
                        ],
                    ] ),
                    'test.x.bar' => new ResourceLoaderTestModule( [
                        'dependencies' => [
                            'test.x.core',
                            'test.x.util',
                        ],
                    ] ),
                    'test.x.quux' => new ResourceLoaderTestModule( [
                        'dependencies' => [
                            'test.x.foo',
                            'test.x.bar',
                            'test.x.util',
                            'test.x.unknown',
                        ],
                    ] ),
                    'test.group.foo.1' => new ResourceLoaderTestModule( [
                        'group' => 'x-foo',
                    ] ),
                    'test.group.foo.2' => new ResourceLoaderTestModule( [
                        'group' => 'x-foo',
                    ] ),
                    'test.group.bar.1' => new ResourceLoaderTestModule( [
                        'group' => 'x-bar',
                    ] ),
                    'test.group.bar.2' => new ResourceLoaderTestModule( [
                        'group' => 'x-bar',
                        'source' => 'example',
                    ] ),
                    'test.target.foo' => new ResourceLoaderTestModule( [
                        'targets' => [ 'x-foo' ],
                    ] ),
                    'test.target.bar' => new ResourceLoaderTestModule( [
                        'source' => 'example',
                        'targets' => [ 'x-foo' ],
                    ] ),
                ],
                'out' => '
mw.loader.addSource( {
    "local": "/w/load.php",
    "example": "http://example.org/w/load.php"
} );
mw.loader.register( [
    [
        "test.blank",
        "{blankVer}"
    ],
    [
        "test.x.core",
        "{blankVer}"
    ],
    [
        "test.x.util",
        "{blankVer}",
        [
            1
        ]
    ],
    [
        "test.x.foo",
        "{blankVer}",
        [
            1
        ]
    ],
    [
        "test.x.bar",
        "{blankVer}",
        [
            2
        ]
    ],
    [
        "test.x.quux",
        "{blankVer}",
        [
            3,
            4,
            "test.x.unknown"
        ]
    ],
    [
        "test.group.foo.1",
        "{blankVer}",
        [],
        "x-foo"
    ],
    [
        "test.group.foo.2",
        "{blankVer}",
        [],
        "x-foo"
    ],
    [
        "test.group.bar.1",
        "{blankVer}",
        [],
        "x-bar"
    ],
    [
        "test.group.bar.2",
        "{blankVer}",
        [],
        "x-bar",
        "example"
    ]
] );'
            ] ],
        ];
    }

    public function testGetModuleRegistrations( $case ) {
        if ( isset( $case['sources'] ) ) {
            $this->setMwGlobals( 'wgResourceLoaderSources', $case['sources'] );
        }

        $context = $this->getResourceLoaderContext();
        $rl = $context->getResourceLoader();
        $rl->register( $case['modules'] );
        $module = new ResourceLoaderStartUpModule();
        $out = ltrim( $case['out'], "\n" );

        $this->assertEquals(
            self::expandPlaceholders( $out ),
            $module->getModuleRegistrations( $context ),
            $case['msg']
        );
    }

    public static function provideRegistrations() {
        return [
            [ [
                'test.blank' => new ResourceLoaderTestModule(),
                'test.min' => new ResourceLoaderTestModule( [
                    'skipFunction' =>
                        'return !!(' .
                        '    window.JSON &&' .
                        '    JSON.parse &&' .
                        '    JSON.stringify' .
                        ');',
                    'dependencies' => [
                        'test.blank',
                    ],
                ] ),
            ] ]
        ];
    }
    public function testRegistrationsMinified( $modules ) {
        $this->setMwGlobals( 'wgResourceLoaderDebug', false );

        $context = $this->getResourceLoaderContext();
        $rl = $context->getResourceLoader();
        $rl->register( $modules );
        $module = new ResourceLoaderStartUpModule();
        $out = 'mw.loader.addSource({"local":"/w/load.php"});' . "\n"
        . 'mw.loader.register(['
        . '["test.blank","{blankVer}"],'
        . '["test.min","{blankVer}",[0],null,null,'
        . '"return!!(window.JSON\u0026\u0026JSON.parse\u0026\u0026JSON.stringify);"'
        . ']]);';

        $this->assertEquals(
            self::expandPlaceholders( $out ),
            $module->getModuleRegistrations( $context ),
            'Minified output'
        );
    }

    public function testRegistrationsUnminified( $modules ) {
        $context = $this->getResourceLoaderContext();
        $rl = $context->getResourceLoader();
        $rl->register( $modules );
        $module = new ResourceLoaderStartUpModule();
        $out =
'mw.loader.addSource( {
    "local": "/w/load.php"
} );
mw.loader.register( [
    [
        "test.blank",
        "{blankVer}"
    ],
    [
        "test.min",
        "{blankVer}",
        [
            0
        ],
        null,
        null,
        "return !!(    window.JSON \u0026\u0026    JSON.parse \u0026\u0026    JSON.stringify);"
    ]
] );';

        $this->assertEquals(
            self::expandPlaceholders( $out ),
            $module->getModuleRegistrations( $context ),
            'Unminified output'
        );
    }

}