mediawiki-extensions-Multim.../tests/qunit/mmv.test.js

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( function ( mw, $ ) {
QUnit.module( 'mmv', QUnit.newMwEnvironment() );
QUnit.test( 'Metadata div is only animated once', 4, function ( assert ) {
localStorage.removeItem( 'mmv.hasOpenedMetadata' );
var viewer = new mw.MultimediaViewer(),
backupAnimation = $.fn.animate,
animationRan = false;
$.fn.animate = function () {
animationRan = true;
return this;
};
viewer.animateMetadataDivOnce();
assert.strictEqual( viewer.hasAnimatedMetadata, true, 'The first call to animateMetadataDivOnce set hasAnimatedMetadata to true' );
assert.strictEqual( animationRan, true, 'The first call to animateMetadataDivOnce led to an animation' );
animationRan = false;
viewer.animateMetadataDivOnce();
assert.strictEqual( viewer.hasAnimatedMetadata, true, 'The second call to animateMetadataDivOnce did not change the value of hasAnimatedMetadata' );
assert.strictEqual( animationRan, false, 'The second call to animateMetadataDivOnce did not lead to an animation' );
$.fn.animate = backupAnimation;
} );
QUnit.test( 'eachPrealoadableLightboxIndex()', 11, function ( assert ) {
var viewer = mw.mediaViewer,
oldLightbox,
oldPreloadDistance,
oldPosition,
oldThumbs,
expectedIndices,
i;
oldLightbox = viewer.lightbox;
viewer.lightbox = viewer.lightbox || {}; // might not be set up at this point
oldPreloadDistance = viewer.preloadDistance;
oldPosition = viewer.lightbox.currentIndex;
oldThumbs = viewer.thumbs;
viewer.preloadDistance = 3;
viewer.thumbs = [];
// 0..10
for ( i = 0; i < 11; i++ ) {
viewer.thumbs.push( { image : false } );
}
viewer.lightbox.currentIndex = 2;
i = 0;
expectedIndices = [2, 3, 1, 4, 0, 5];
viewer.eachPrealoadableLightboxIndex( function( index ) {
assert.strictEqual( index, expectedIndices[i++], 'preload on left edge');
} );
viewer.lightbox.currentIndex = 9;
i = 0;
expectedIndices = [9, 10, 8, 7, 6];
viewer.eachPrealoadableLightboxIndex( function( index ) {
assert.strictEqual( index, expectedIndices[i++], 'preload on right edge');
} );
viewer.lightbox = oldLightbox;
viewer.preloadDistance = oldPreloadDistance;
viewer.thumbs = oldThumbs;
if ( viewer.lightbox ) {
viewer.lightbox.currentIndex = oldPosition;
}
} );
}( mediaWiki, jQuery ) );