Andreas Hocevar
62 lines
2.5 KiB
JavaScript
62 lines
2.5 KiB
JavaScript
// Copyright 2009 The Closure Library Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS-IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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goog.provide('goog.dom.AbstractRangeTest');
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goog.setTestOnly('goog.dom.AbstractRangeTest');
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goog.require('goog.dom');
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goog.require('goog.dom.AbstractRange');
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goog.require('goog.dom.Range');
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goog.require('goog.testing.jsunit');
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function testCorrectDocument() {
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var a = goog.dom.getElement('a').contentWindow;
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var b = goog.dom.getElement('b').contentWindow;
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a.document.body.focus();
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var selection = goog.dom.AbstractRange.getBrowserSelectionForWindow(a);
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assertNotNull('Selection must not be null', selection);
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var range = goog.dom.Range.createFromBrowserSelection(selection);
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assertEquals('getBrowserSelectionForWindow must return selection in the ' +
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'correct document', a.document, range.getDocument());
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// This is intended to trip up Internet Explorer --
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// see http://b/2048934
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b.document.body.focus();
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selection = goog.dom.AbstractRange.getBrowserSelectionForWindow(a);
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// Some (non-IE) browsers keep a separate selection state for each document
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// in the same browser window. That's fine, as long as the selection object
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// requested from the window object is correctly associated with that
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// window's document.
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if (selection != null && selection.rangeCount != 0) {
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range = goog.dom.Range.createFromBrowserSelection(selection);
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assertEquals('getBrowserSelectionForWindow must return selection in ' +
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'the correct document', a.document, range.getDocument());
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} else {
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assertTrue(selection == null || selection.rangeCount == 0);
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}
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}
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function testSelectionIsControlRange() {
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var c = goog.dom.getElement('c').contentWindow;
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// Only IE supports control ranges
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if (c.document.body.createControlRange) {
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var controlRange = c.document.body.createControlRange();
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controlRange.add(c.document.getElementsByTagName('img')[0]);
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controlRange.select();
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var selection = goog.dom.AbstractRange.getBrowserSelectionForWindow(c);
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assertNotNull('Selection must not be null', selection);
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}
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}
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