65 lines
2.1 KiB
JavaScript
65 lines
2.1 KiB
JavaScript
// Copyright 2008 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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/**
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* @fileoverview Testing utilities for DOM related tests.
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*
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* @author robbyw@google.com (Robby Walker)
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*/
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goog.provide('goog.testing.graphics');
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goog.require('goog.graphics.Path.Segment');
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goog.require('goog.testing.asserts');
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/**
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* Array mapping numeric segment constant to a descriptive character.
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* @type {Array.<string>}
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* @private
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*/
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goog.testing.graphics.SEGMENT_NAMES_ = function() {
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var arr = [];
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arr[goog.graphics.Path.Segment.MOVETO] = 'M';
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arr[goog.graphics.Path.Segment.LINETO] = 'L';
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arr[goog.graphics.Path.Segment.CURVETO] = 'C';
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arr[goog.graphics.Path.Segment.ARCTO] = 'A';
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arr[goog.graphics.Path.Segment.CLOSE] = 'X';
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return arr;
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}();
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/**
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* Test if the given path matches the expected array of commands and parameters.
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* @param {Array.<string|number>} expected The expected array of commands and
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* parameters.
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* @param {goog.graphics.Path} path The path to test against.
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*/
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goog.testing.graphics.assertPathEquals = function(expected, path) {
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var actual = [];
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path.forEachSegment(function(seg, args) {
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actual.push(goog.testing.graphics.SEGMENT_NAMES_[seg]);
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Array.prototype.push.apply(actual, args);
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});
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assertEquals(expected.length, actual.length);
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for (var i = 0; i < expected.length; i++) {
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if (goog.isNumber(expected[i])) {
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assertTrue(goog.isNumber(actual[i]));
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assertRoughlyEquals(expected[i], actual[i], 0.01);
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} else {
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assertEquals(expected[i], actual[i]);
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}
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}
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};
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