mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/MultimediaViewer
synced 2024-12-11 15:56:14 +00:00
287 lines
9.8 KiB
JavaScript
287 lines
9.8 KiB
JavaScript
/*
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* This file is part of the MediaWiki extension MediaViewer.
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*
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* MediaViewer is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* MediaViewer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with MediaViewer. If not, see <http://www.gnu.org/licenses/>.
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*/
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const { Canvas, LightboxImage } = require( 'mmv' );
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( function () {
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QUnit.module( 'mmv.ui.Canvas', QUnit.newMwEnvironment() );
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QUnit.test( 'Constructor sense check', function ( assert ) {
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var $qf = $( '#qunit-fixture' ),
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canvas = new Canvas( $qf, $qf, $qf );
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assert.strictEqual( canvas.$imageDiv.length, 1, 'Image container is created.' );
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assert.strictEqual( canvas.$imageWrapper, $qf, '$imageWrapper is set correctly.' );
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assert.strictEqual( canvas.$mainWrapper, $qf, '$mainWrapper is set correctly.' );
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} );
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QUnit.test( 'empty() and set()', function ( assert ) {
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var $qf = $( '#qunit-fixture' ),
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canvas = new Canvas( $qf ),
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image = new Image(),
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$imageElem = $( image ),
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imageRawMetadata = new LightboxImage( 'foo.png' );
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canvas.empty();
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assert.strictEqual( canvas.$imageDiv.html(), '', 'Canvas is empty.' );
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assert.strictEqual( canvas.$imageDiv.hasClass( 'empty' ), true, 'Canvas is not visible.' );
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canvas.set( imageRawMetadata, $imageElem );
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assert.strictEqual( canvas.$image, $imageElem, 'Image element set correctly.' );
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assert.strictEqual( canvas.imageRawMetadata, imageRawMetadata, 'Raw metadata set correctly.' );
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assert.strictEqual( canvas.$imageDiv.html(), '<img>', 'Image added to container.' );
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assert.strictEqual( canvas.$imageDiv.hasClass( 'empty' ), false, 'Canvas is visible.' );
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canvas.empty();
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assert.strictEqual( canvas.$imageDiv.html(), '', 'Canvas is empty.' );
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assert.strictEqual( canvas.$imageDiv.hasClass( 'empty' ), true, 'Canvas is not visible.' );
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} );
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QUnit.test( 'setImageAndMaxDimensions()', function ( assert ) {
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var $qf = $( '#qunit-fixture' ),
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$mainWrapper = $( '<div>' ).appendTo( $qf ),
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$innerWrapper = $( '<div>' ).appendTo( $mainWrapper ),
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$imageWrapper = $( '<div>' ).appendTo( $innerWrapper ),
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canvas = new Canvas( $innerWrapper, $imageWrapper, $mainWrapper ),
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imageRawMetadata = new LightboxImage( 'foo.png' ),
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image = new Image(),
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$imageElem = $( image ),
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image2 = new Image(),
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thumbnailWidth = 10,
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screenWidth = 100,
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$currentImage,
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originalWidth;
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// Need to call set() before using setImageAndMaxDimensions()
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canvas.set( imageRawMetadata, $imageElem );
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originalWidth = image.width;
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// Call with the same image
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canvas.setImageAndMaxDimensions(
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{ width: thumbnailWidth },
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image,
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{ cssWidth: screenWidth }
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);
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assert.strictEqual( image.width, originalWidth, 'Image width was not modified.' );
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assert.strictEqual( canvas.$image, $imageElem, 'Image element still set correctly.' );
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$currentImage = canvas.$image;
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// Call with a new image bigger than screen size
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thumbnailWidth = 150;
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canvas.setImageAndMaxDimensions(
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{ width: thumbnailWidth },
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image2,
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{ cssWidth: screenWidth }
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);
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assert.strictEqual( image2.width, screenWidth, 'Image width was trimmed correctly.' );
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assert.notStrictEqual( canvas.$image, $currentImage, 'Image element switched correctly.' );
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} );
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QUnit.test( 'maybeDisplayPlaceholder: Constrained area for SVG files', function ( assert ) {
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var $image,
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blurredThumbnailShown,
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$qf = $( '#qunit-fixture' ),
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imageRawMetadata = new LightboxImage( 'foo.svg' ),
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canvas = new Canvas( $qf );
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imageRawMetadata.filePageTitle = {
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getExtension: function () { return 'svg'; }
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};
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canvas.imageRawMetadata = imageRawMetadata;
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canvas.set = function () {
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assert.true( false, 'Placeholder is not shown' );
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};
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$image = $( '<img>' ).width( 10 ).height( 5 );
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blurredThumbnailShown = canvas.maybeDisplayPlaceholder(
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{ width: 200, height: 100 },
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$image,
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{ cssWidth: 300, cssHeight: 150 }
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);
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assert.strictEqual( $image.width(), 10, 'Placeholder width was not set to max' );
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assert.strictEqual( $image.height(), 5, 'Placeholder height was not set to max' );
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assert.strictEqual( $image.hasClass( 'blurred' ), false, 'Placeholder is not blurred' );
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assert.strictEqual( blurredThumbnailShown, false, 'Placeholder state is correct' );
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} );
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QUnit.test( 'maybeDisplayPlaceholder: placeholder big enough that it doesn\'t need blurring, actual image bigger than the lightbox', function ( assert ) {
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var $image,
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blurredThumbnailShown,
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$qf = $( '#qunit-fixture' ),
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imageRawMetadata = new LightboxImage( 'foo.png' ),
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canvas = new Canvas( $qf );
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imageRawMetadata.filePageTitle = {
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getExtension: function () { return 'png'; }
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};
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canvas.imageRawMetadata = imageRawMetadata;
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canvas.set = function () {
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assert.true( true, 'Placeholder shown' );
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};
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$image = $( '<img>' ).width( 200 ).height( 100 );
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blurredThumbnailShown = canvas.maybeDisplayPlaceholder(
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{ width: 1000, height: 500 },
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$image,
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{ cssWidth: 300, cssHeight: 150 }
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);
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assert.strictEqual( $image.width(), 300, 'Placeholder has the right width' );
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assert.strictEqual( $image.height(), 150, 'Placeholder has the right height' );
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assert.strictEqual( $image.hasClass( 'blurred' ), false, 'Placeholder is not blurred' );
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assert.strictEqual( blurredThumbnailShown, false, 'Placeholder state is correct' );
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} );
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QUnit.test( 'maybeDisplayPlaceholder: big-enough placeholder that needs blurring, actual image bigger than the lightbox', function ( assert ) {
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var $image,
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blurredThumbnailShown,
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$qf = $( '#qunit-fixture' ),
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imageRawMetadata = new LightboxImage( 'foo.png' ),
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canvas = new Canvas( $qf );
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imageRawMetadata.filePageTitle = {
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getExtension: function () { return 'png'; }
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};
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canvas.imageRawMetadata = imageRawMetadata;
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canvas.set = function () {
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assert.true( true, 'Placeholder shown' );
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};
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$image = $( '<img>' ).width( 100 ).height( 50 );
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blurredThumbnailShown = canvas.maybeDisplayPlaceholder(
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{ width: 1000, height: 500 },
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$image,
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{ cssWidth: 300, cssHeight: 150 }
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);
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assert.strictEqual( $image.width(), 300, 'Placeholder has the right width' );
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assert.strictEqual( $image.height(), 150, 'Placeholder has the right height' );
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assert.strictEqual( $image.hasClass( 'blurred' ), true, 'Placeholder is blurred' );
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assert.strictEqual( blurredThumbnailShown, true, 'Placeholder state is correct' );
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} );
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QUnit.test( 'maybeDisplayPlaceholder: big-enough placeholder that needs blurring, actual image smaller than the lightbox', function ( assert ) {
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var $image,
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blurredThumbnailShown,
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$qf = $( '#qunit-fixture' ),
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imageRawMetadata = new LightboxImage( 'foo.png' ),
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canvas = new Canvas( $qf );
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imageRawMetadata.filePageTitle = {
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getExtension: function () { return 'png'; }
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};
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canvas.imageRawMetadata = imageRawMetadata;
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canvas.set = function () {
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assert.true( true, 'Placeholder shown' );
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};
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$image = $( '<img>' ).width( 100 ).height( 50 );
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blurredThumbnailShown = canvas.maybeDisplayPlaceholder(
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{ width: 1000, height: 500 },
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$image,
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{ cssWidth: 1200, cssHeight: 600 }
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);
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assert.strictEqual( $image.width(), 1000, 'Placeholder has the right width' );
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assert.strictEqual( $image.height(), 500, 'Placeholder has the right height' );
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assert.strictEqual( $image.hasClass( 'blurred' ), true, 'Placeholder is blurred' );
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assert.strictEqual( blurredThumbnailShown, true, 'Placeholder state is correct' );
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} );
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QUnit.test( 'maybeDisplayPlaceholder: placeholder too small to be displayed, actual image bigger than the lightbox', function ( assert ) {
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var $image,
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blurredThumbnailShown,
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$qf = $( '#qunit-fixture' ),
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imageRawMetadata = new LightboxImage( 'foo.png' ),
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canvas = new Canvas( $qf );
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imageRawMetadata.filePageTitle = {
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getExtension: function () { return 'png'; }
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};
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canvas.imageRawMetadata = imageRawMetadata;
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canvas.set = function () {
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assert.true( false, 'Placeholder shown when it should not' );
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};
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$image = $( '<img>' ).width( 10 ).height( 5 );
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blurredThumbnailShown = canvas.maybeDisplayPlaceholder(
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{ width: 1000, height: 500 },
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$image,
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{ cssWidth: 300, cssHeight: 150 }
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);
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assert.strictEqual( $image.width(), 10, 'Placeholder has the right width' );
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assert.strictEqual( $image.height(), 5, 'Placeholder has the right height' );
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assert.strictEqual( $image.hasClass( 'blurred' ), false, 'Placeholder is not blurred' );
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assert.strictEqual( blurredThumbnailShown, false, 'Placeholder state is correct' );
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} );
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QUnit.test( 'unblurWithAnimation', function ( assert ) {
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var $qf = $( '#qunit-fixture' ),
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canvas = new Canvas( $qf ),
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oldAnimate = $.fn.animate;
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$.fn.animate = function ( target, options ) {
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var key;
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if ( options ) {
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if ( options.step ) {
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for ( key in target ) {
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options.step.call( this, target[ key ] /* , tween object */ );
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}
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}
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if ( options.complete ) {
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options.complete.call( this );
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}
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}
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};
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canvas.$image = $( '<img>' );
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canvas.unblurWithAnimation();
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assert.true( !canvas.$image.css( '-webkit-filter' ) || !canvas.$image.css( '-webkit-filter' ).length,
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'Image has no -webkit-filter left' );
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assert.true( !canvas.$image.css( 'filter' ) || !canvas.$image.css( 'filter' ).length || canvas.$image.css( 'filter' ) === 'none',
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'Image has no filter left' );
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assert.strictEqual( parseInt( canvas.$image.css( 'opacity' ), 10 ), 1,
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'Image is fully opaque' );
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assert.strictEqual( canvas.$image.hasClass( 'blurred' ), false, 'Image has no "blurred" class' );
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$.fn.animate = oldAnimate;
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} );
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}() );
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