mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/MultimediaViewer
synced 2024-09-29 21:28:12 +00:00
98e03d31c8
Add metadata visibility logic to the test Convert the code to CSS since writing the test made me realise that the current JS was superfluous Change-Id: I80c2f1860cc021e9bdf09345647b288de746f1e3 Mingle: https://wikimedia.mingle.thoughtworks.com/projects/multimedia/cards/140
296 lines
11 KiB
JavaScript
296 lines
11 KiB
JavaScript
( function ( mw, $ ) {
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var thingsShouldBeEmptied = [
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'$license',
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'$title',
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'$credit',
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'$username',
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'$location',
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'$repo',
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'$datetime'
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],
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thingsShouldHaveEmptyClass = [
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'$license',
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'$credit',
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'$usernameLi',
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'$locationLi',
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'$repoLi',
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'$datetimeLi',
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'$useFileLi',
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'$imageDiv'
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];
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QUnit.module( 'mmv.lightboxInterface', QUnit.newMwEnvironment() );
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QUnit.test( 'Sanity test, object creation and ui construction', 14, function ( assert ) {
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var lightbox = new mw.LightboxInterface( mw.mediaViewer );
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function checkIfUIAreasAttachedToDocument( inDocument ) {
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var msg = inDocument === 1 ? ' ' : ' not ';
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assert.strictEqual( $( '.mw-mlb-title' ).length, inDocument, 'Title area' + msg + 'attached.' );
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assert.strictEqual( $( '.mw-mlb-author' ).length, inDocument, 'Author area' + msg + 'attached.' );
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assert.strictEqual( $( '.mw-mlb-image-desc' ).length, inDocument, 'Description area' + msg + 'attached.' );
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assert.strictEqual( $( '.mw-mlb-image-links' ).length, inDocument, 'Links area' + msg + 'attached.' );
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}
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// UI areas not attached to the document yet.
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checkIfUIAreasAttachedToDocument(0);
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// Attach lightbox to testing fixture to avoid interference with other tests.
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lightbox.attach( '#qunit-fixture' );
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// UI areas should now be attached to the document.
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checkIfUIAreasAttachedToDocument(1);
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// Check that the close button on the lightbox still follow the spec (being visible right away)
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assert.strictEqual( $( '#qunit-fixture .mlb-close' ).length, 1, 'There should be a close button' );
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assert.strictEqual( $( '#qunit-fixture .mlb-close' ).is(':visible'), true, 'The close button should be visible' );
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// Unattach lightbox from document
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lightbox.unattach();
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// UI areas not attached to the document anymore.
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checkIfUIAreasAttachedToDocument(0);
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} );
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QUnit.test( 'The interface is emptied properly when necessary', thingsShouldBeEmptied.length + thingsShouldHaveEmptyClass.length + 1, function ( assert ) {
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var i,
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lightbox = new mw.LightboxInterface( mw.mediaViewer );
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lightbox.empty();
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for ( i = 0; i < thingsShouldBeEmptied.length; i++ ) {
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assert.strictEqual( lightbox[thingsShouldBeEmptied[i]].text(), '', 'We successfully emptied the ' + thingsShouldBeEmptied[i] + ' element' );
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}
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for ( i = 0; i < thingsShouldHaveEmptyClass.length; i++ ) {
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assert.strictEqual( lightbox[thingsShouldHaveEmptyClass[i]].hasClass( 'empty' ), true, 'We successfully applied the empty class to the ' + thingsShouldHaveEmptyClass[i] + ' element' );
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}
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assert.strictEqual( lightbox.$dragIcon.hasClass( 'pointing-down' ), false, 'We successfully reset the chevron' );
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} );
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QUnit.test( 'Handler registration and clearance work OK', 2, function ( assert ) {
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var lightbox = new mw.LightboxInterface( mw.mediaViewer ),
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handlerCalls = 0;
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function handleEvent() {
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handlerCalls++;
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}
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lightbox.handleEvent( 'test', handleEvent );
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$( document ).trigger( 'test' );
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assert.strictEqual( handlerCalls, 1, 'The handler was called when we triggered the event.' );
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lightbox.clearEvents();
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$( document ).trigger( 'test' );
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assert.strictEqual( handlerCalls, 1, 'The handler was not called after calling lightbox.clearEvents().' );
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} );
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QUnit.test( 'Setting repository information in the UI works as expected', 3, function ( assert ) {
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var lightbox = new mw.LightboxInterface( mw.mediaViewer );
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lightbox.setRepoDisplay( 'Example Wiki' );
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assert.strictEqual( lightbox.$repo.text(), 'Learn more on Example Wiki', 'Text set to something useful for remote wiki - if this fails it might be because of localisation' );
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lightbox.setRepoDisplay();
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assert.strictEqual( lightbox.$repo.text(), 'Learn more on ' + mw.config.get( 'wgSiteName' ), 'Text set to something useful for local wiki - if this fails it might be because of localisation' );
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lightbox.setFilePageLink( 'https://commons.wikimedia.org/wiki/File:Foobar.jpg' );
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assert.strictEqual( lightbox.$repo.prop( 'href' ), 'https://commons.wikimedia.org/wiki/File:Foobar.jpg', 'The file link was set successfully.' );
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} );
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QUnit.test( 'Setting location information works as expected', 2, function ( assert ) {
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var lightbox = new mw.LightboxInterface( mw.mediaViewer );
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lightbox.setLocationData(
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50, 10, 20, 'multimediaviewer-geoloc-north',
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70, 30, 40, 'multimediaviewer-geoloc-east',
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12.3456789, 98.7654321, 'en', 'Foobar.jpg'
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);
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assert.strictEqual(
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lightbox.$location.text(),
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'Location: 50° 10′ 20″ N, 70° 30′ 40″ E',
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'Location text is set as expected - if this fails it may be due to i18n issues.'
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);
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assert.strictEqual(
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lightbox.$location.prop( 'href' ),
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'http://tools.wmflabs.org/geohack/geohack.php?pagename=File:Foobar.jpg¶ms=12.3456789_N_98.7654321_E_&language=en',
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'Location URL is set as expected'
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);
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} );
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QUnit.test( 'Fullscreen mode', 3, function ( assert ) {
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var lightbox = new mw.LightboxInterface( mw.mediaViewer ),
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oldFnEnterFullscreen = $.fn.enterFullscreen,
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oldFnExitFullscreen = $.fn.exitFullscreen;
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// Since we don't want these tests to really open fullscreen
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// which is subject to user security confirmation,
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// we use a mock that pretends regular jquery.fullscreen behavior happened
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$.fn.enterFullscreen = mw.mmvTestHelpers.enterFullscreenMock;
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$.fn.exitFullscreen = mw.mmvTestHelpers.exitFullscreenMock;
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// Attach lightbox to testing fixture to avoid interference with other tests.
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lightbox.attach( '#qunit-fixture' );
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lightbox.viewer.ui = lightbox;
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lightbox.viewer.lightbox = lightbox;
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assert.strictEqual( lightbox.$imageMetadata.is( ':visible' ) , true, 'Image metadata is visible' );
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// Entering fullscreen
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lightbox.$fullscreenButton.click();
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assert.strictEqual( lightbox.$imageMetadata.is( ':visible' ) , false, 'Image metadata is hidden' );
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// Exiting fullscreen
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lightbox.$fullscreenButton.click();
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assert.strictEqual( lightbox.$imageMetadata.is( ':visible' ) , true, 'Image metadata is visible' );
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// Unattach lightbox from document
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lightbox.unattach();
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$.fn.enterFullscreen = oldFnEnterFullscreen;
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$.fn.exitFullscreen = oldFnExitFullscreen;
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} );
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QUnit.test( 'Metadata scrolling', 13, function ( assert ) {
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var lightbox = new mw.LightboxInterface( mw.mediaViewer ),
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keydown = $.Event( 'keydown' ),
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$document = $( document ),
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scrollTopBeforeOpeningLightbox,
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originalJQueryScrollTop = $.fn.scrollTop,
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memorizedScrollToScroll = 0,
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originalJQueryScrollTo = $.scrollTo,
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oldMWLightbox = mw.mediaViewer.lightbox,
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oldMWUI = mw.mediaViewer.ui;
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// Pretend that we have things hooked up
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mw.mediaViewer.ui = lightbox;
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// We need to set up a proxy on the jQuery scrollTop function
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// that will let us pretend that the document really scrolled
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// and that will return values as if the scroll happened
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$.fn.scrollTop = function ( scrollTop ) {
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// On some browsers $.scrollTo() != $document
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if ( $.scrollTo().is( this ) ) {
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if ( scrollTop !== undefined ) {
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memorizedScrollToScroll = scrollTop;
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return this;
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} else {
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return memorizedScrollToScroll;
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}
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}
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return originalJQueryScrollTop.call( this, scrollTop );
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};
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// Same idea as above, for the scrollTo plugin
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$.scrollTo = function ( scrollTo ) {
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var $element;
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if ( scrollTo !== undefined ) {
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memorizedScrollToScroll = scrollTo;
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}
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$element = originalJQueryScrollTo.call( this, scrollTo, 0 );
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if ( scrollTo !== undefined ) {
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// Trigger event manually
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mw.mediaViewer.scroll();
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}
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return $element;
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};
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// First phase of the test: up and down arrows
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// Attach lightbox to testing fixture to avoid interference with other tests.
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lightbox.attach( '#qunit-fixture' );
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// Pretend that we have things hooked up
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mw.mediaViewer.lightbox = { currentIndex: 0 };
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// This lets us avoid pushing a state to the history, which might interfere with other tests
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lightbox.comingFromPopstate = true;
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// Load is needed to start listening to metadata events
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lightbox.load( { getImageElement: function() { return $.Deferred().reject(); } } );
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assert.strictEqual( $.scrollTo().scrollTop(), 0, 'scrollTo scrollTop should be set to 0' );
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assert.strictEqual( lightbox.$dragIcon.hasClass( 'pointing-down' ), false,
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'Chevron pointing up' );
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keydown.which = 38; // Up arrow
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$document.trigger( keydown );
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assert.strictEqual( $.scrollTo().scrollTop(), lightbox.$imageMetadata.height() + 1,
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'scrollTo scrollTop should be set to the metadata height + 1 after pressing up arrow' );
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assert.strictEqual( lightbox.$dragIcon.hasClass( 'pointing-down' ), true,
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'Chevron pointing down after pressing up arrow' );
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keydown.which = 40; // Down arrow
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$document.trigger( keydown );
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assert.strictEqual( $.scrollTo().scrollTop(), 0,
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'scrollTo scrollTop should be set to 0 after pressing down arrow' );
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assert.strictEqual( lightbox.$dragIcon.hasClass( 'pointing-down' ), false,
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'Chevron pointing up after pressing down arrow' );
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lightbox.$dragIcon.click();
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assert.strictEqual( $.scrollTo().scrollTop(), lightbox.$imageMetadata.height() + 1,
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'scrollTo scrollTop should be set to the metadata height + 1 after clicking the chevron once' );
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assert.strictEqual( lightbox.$dragIcon.hasClass( 'pointing-down' ), true,
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'Chevron pointing down after clicking the chevron once' );
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lightbox.$dragIcon.click();
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assert.strictEqual( $.scrollTo().scrollTop(), 0,
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'scrollTo scrollTop should be set to 0 after clicking the chevron twice' );
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assert.strictEqual( lightbox.$dragIcon.hasClass( 'pointing-down' ), false,
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'Chevron pointing up after clicking the chevron twice' );
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// Unattach lightbox from document
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lightbox.unattach();
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// Second phase of the test: scroll memory
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// Scroll down a little bit to check that the scroll memory works
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$.scrollTo( 10, 0 );
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scrollTopBeforeOpeningLightbox = $.scrollTo().scrollTop();
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// Attach lightbox to testing fixture to avoid interference with other tests.
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lightbox.attach( '#qunit-fixture' );
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// To make sure that the details are out of view, the lightbox is supposed to scroll to the top when open
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assert.strictEqual( $.scrollTo().scrollTop(), 0, 'Page scrollTop should be set to 0' );
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// Scroll down to check that the scrollTop memory doesn't affect prev/next (bug 59861)
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$.scrollTo( 20, 0 );
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// This extra attach() call simulates the effect of prev/next seen in bug 59861
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lightbox.attach( '#qunit-fixture' );
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// The lightbox was already open at this point, the scrollTop should be left untouched
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assert.strictEqual( $.scrollTo().scrollTop(), 20, 'Page scrollTop should be set to 20' );
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// Unattach lightbox from document
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lightbox.unattach();
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// Lightbox is supposed to restore the document scrollTop value that was set prior to opening it
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assert.strictEqual( $.scrollTo().scrollTop(), scrollTopBeforeOpeningLightbox, 'document scrollTop value has been restored correctly' );
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// Let's restore all originals, to make sure this test is free of side-effect
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$.fn.scrollTop = originalJQueryScrollTop;
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$.scrollTo = originalJQueryScrollTo;
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mw.mediaViewer.lightbox = oldMWLightbox;
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mw.mediaViewer.ui = oldMWUI;
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} );
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}( mediaWiki, jQuery ) );
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