mirror of
https://github.com/openseadragon/openseadragon.git
synced 2024-11-22 21:26:10 +03:00
253 lines
9.1 KiB
JavaScript
253 lines
9.1 KiB
JavaScript
/* global QUnit, $, testLog */
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(function() {
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var viewer;
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QUnit.module('World', {
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beforeEach: function () {
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$('<div id="example"></div>').appendTo("#qunit-fixture");
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testLog.reset();
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viewer = OpenSeadragon({
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id: 'example',
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prefixUrl: '/build/openseadragon/images/',
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springStiffness: 100 // Faster animation = faster tests
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});
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},
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afterEach: function () {
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if (viewer){
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viewer.destroy();
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}
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viewer = null;
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}
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});
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// ----------
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var checkBounds = function(assert, expected, message) {
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var bounds = viewer.world.getHomeBounds();
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assert.ok(bounds.equals(expected), message + ' ' + bounds.toString());
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};
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// ----------
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QUnit.test('adding a tiled image', function(assert) {
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var done = assert.async();
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assert.ok(viewer.world, 'World exists');
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viewer.world.addHandler('add-item', function(event) {
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assert.ok(event, 'add-item handler received event data');
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assert.equal(event.eventSource, viewer.world, 'sender of add-item event was world');
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assert.ok(event.item, 'add-item event includes item');
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assert.equal(viewer.world.getItemCount(), 1, 'there is now 1 item');
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assert.equal(event.item, viewer.world.getItemAt(0), 'item is accessible via getItemAt');
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assert.equal(viewer.world.getIndexOfItem(event.item), 0, 'item index is 0');
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done();
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});
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assert.equal(viewer.world.getItemCount(), 0, 'no items to start with');
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viewer.open('/test/data/testpattern.dzi');
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});
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// ----------
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QUnit.test('metrics', function(assert) {
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var done = assert.async();
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viewer.addHandler('open', function(event) {
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checkBounds(assert, new OpenSeadragon.Rect(0, 0, 4, 4), 'bounds after open');
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var expectedContentFactor = viewer.world.getItemAt(1).getContentSize().x / 2;
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assert.equal(viewer.world.getContentFactor(), expectedContentFactor, 'content factor has changed');
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viewer.world.addHandler('metrics-change', function metricsChangeHandler(event) {
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viewer.world.removeHandler('metrics-change', metricsChangeHandler);
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assert.ok(event, 'metrics-change handler received event data');
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assert.equal(event.eventSource, viewer.world, 'sender of metrics-change event was world');
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checkBounds(assert, new OpenSeadragon.Rect(0, 0, 7, 12), 'bounds after position');
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viewer.world.getItemAt(0).setWidth(20);
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checkBounds(assert, new OpenSeadragon.Rect(0, 0, 20, 20), 'bounds after size');
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done();
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});
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viewer.world.getItemAt(1).setPosition(new OpenSeadragon.Point(5, 10));
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});
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checkBounds(assert, new OpenSeadragon.Rect(0, 0, 1, 1), 'default bounds');
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assert.equal(viewer.world.getContentFactor(), 1, 'default content factor');
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viewer.open([
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{
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tileSource: '/test/data/testpattern.dzi',
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width: 4
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}, {
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tileSource: '/test/data/testpattern.dzi',
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width: 2
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}
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]);
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});
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// ----------
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QUnit.test('remove/reorder tiled images', function(assert) {
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var done = assert.async();
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var handlerCount = 0;
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viewer.addHandler('open', function(event) {
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assert.equal(viewer.world.getItemCount(), 3, 'there are now 3 items');
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var item0 = viewer.world.getItemAt(0);
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var item1 = viewer.world.getItemAt(1);
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viewer.world.addHandler('item-index-change', function(event) {
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handlerCount++;
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assert.ok(event, 'item-index-change handler received event data');
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assert.equal(event.eventSource, viewer.world, 'sender of item-index-change event was world');
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assert.equal(event.item, item0, 'item-index-change event includes correct item');
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assert.equal(event.newIndex, 1, 'item-index-change event includes correct newIndex');
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assert.equal(event.previousIndex, 0, 'item-index-change event includes correct previousIndex');
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assert.equal(viewer.world.getItemAt(0), item1, 'item1 is now at index 0');
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assert.equal(viewer.world.getItemAt(1), item0, 'item0 is now at index 1');
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});
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viewer.world.setItemIndex(item0, 1);
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viewer.world.addHandler('remove-item', function removeHandler(event) {
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viewer.world.removeHandler('remove-item', removeHandler);
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handlerCount++;
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assert.ok(event, 'remove-item handler received event data');
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assert.equal(event.eventSource, viewer.world, 'sender of remove-item event was world');
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assert.equal(event.item, item1, 'remove-item event includes correct item');
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assert.equal(viewer.world.getItemCount(), 2, 'after removal, only two items remain');
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assert.equal(viewer.world.getItemAt(0), item0, 'item0 is now at index 0');
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});
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viewer.world.removeItem(item1);
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var removeCount = 0;
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viewer.world.addHandler('remove-item', function() {
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removeCount++;
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if (removeCount === 2) {
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handlerCount++;
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assert.equal(viewer.world.getItemCount(), 0, 'after removeAll, no items remain');
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}
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});
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viewer.world.removeAll();
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assert.equal(handlerCount, 3, 'correct number of handlers called');
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done();
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});
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assert.equal(viewer.world.getItemCount(), 0, 'no items to start with');
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viewer.open([
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'/test/data/testpattern.dzi',
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'/test/data/testpattern.dzi',
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'/test/data/testpattern.dzi'
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]);
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});
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// ----------
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QUnit.test('draw', function(assert) {
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var done = assert.async();
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var handlerCount = 0;
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viewer.addHandler('open', function(event) {
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assert.equal(viewer.world.needsDraw(), true, 'needs draw after open');
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viewer.addHandler('update-level', function updateHandler() {
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viewer.removeHandler('update-level', updateHandler);
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handlerCount++;
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});
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viewer.world.update();
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assert.equal(handlerCount, 1, 'correct number of handlers called');
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done();
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});
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assert.equal(viewer.world.needsDraw(), false, 'needs no draw at first');
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viewer.open('/test/data/testpattern.dzi');
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});
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// ----------
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QUnit.test('resetItems', function(assert) {
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var done = assert.async();
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viewer.addHandler('tiled-image-drawn', function updateHandler() {
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viewer.removeHandler('tiled-image-drawn', updateHandler);
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assert.ok(viewer.tileCache.numTilesLoaded() > 0, 'we have tiles after tiled-image-drawn');
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viewer.world.resetItems();
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assert.equal(viewer.tileCache.numTilesLoaded(), 0, 'no tiles after reset');
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done();
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});
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assert.equal(viewer.tileCache.numTilesLoaded(), 0, 'no tiles at start');
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viewer.open('/test/data/testpattern.dzi');
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});
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// ----------
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QUnit.test('arrange', function(assert) {
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var done = assert.async();
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viewer.addHandler('open', function(event) {
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checkBounds(assert, new OpenSeadragon.Rect(0, 0, 1, 1), 'all stacked');
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viewer.world.arrange({
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layout: 'horizontal',
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rows: 1,
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tileSize: 1,
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tileMargin: 0.5
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});
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checkBounds(assert, new OpenSeadragon.Rect(0, 0, 4, 1), 'one horizontal row');
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viewer.world.arrange({
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layout: 'horizontal',
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rows: 2,
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tileSize: 1,
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tileMargin: 0.5
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});
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checkBounds(assert, new OpenSeadragon.Rect(0, 0, 2.5, 2.5), 'grid');
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viewer.world.arrange({
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layout: 'vertical',
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rows: 1,
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tileSize: 1,
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tileMargin: 0.5
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});
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checkBounds(assert, new OpenSeadragon.Rect(0, 0, 1, 4), 'one vertical column');
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viewer.world.arrange({
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layout: 'horizontal',
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rows: false,
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columns: 3,
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tileSize: 1,
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tileMargin: 0.5
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});
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checkBounds(assert, new OpenSeadragon.Rect(0, 0, 4, 1), 'three horizontal columns (one horizontal row)');
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viewer.world.arrange({
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layout: 'vertical',
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rows: false,
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columns: 3,
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tileSize: 1,
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tileMargin: 0.5
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});
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checkBounds(assert, new OpenSeadragon.Rect(0, 0, 1, 4), 'three vertical rows (one vertical column)');
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done();
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});
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viewer.open([
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'/test/data/testpattern.dzi',
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'/test/data/testpattern.dzi',
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'/test/data/testpattern.dzi'
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]);
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});
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})();
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