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<!DOCTYPE html>
<!--
Copyright (c) 2014 The Chromium Authors. All rights reserved.
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->
<link rel="import" href="/tracing/base/guid.html">
<link rel="import" href="/tracing/base/math/statistics.html">
<link rel="import" href="/tracing/base/unittest/constants.html">
<link rel="import" href="/tracing/base/unittest/test_case.html">
<script>
'use strict';
tr.exportTo('tr.b.unittest', function() {
const TestCase = tr.b.unittest.TestCase;
const PerfTestCase = tr.b.unittest.PerfTestCase;
const TestTypes = tr.b.unittest.TestTypes;
function TestSuite(name, suiteConstructor, opt_suiteOptions) {
this.guid = tr.b.GUID.allocateSimple();
this.name_ = name;
this.tests_ = [];
this.testNames_ = {}; // For dupe checking.
global.flakyTest = function(testCaseOrName, opt_testFn, opt_options) {
if (testCaseOrName instanceof TestCase) {
testCaseOrName.options.flaky = true;
test(testCaseOrName);
} else {
const options = Object.assign({}, opt_options || {});
options.flaky = true;
test(testCaseOrName, opt_testFn, options);
}
}.bind(this);
global.skipTest = function(testCaseOrName, opt_testFn, opt_options) {
if (testCaseOrName instanceof TestCase) {
testCaseOrName.options.skipped = true;
test(testCaseOrName);
} else {
const options = Object.assign({}, opt_options || {});
options.skipped = true;
test(testCaseOrName, opt_testFn, options);
}
}.bind(this);
global.test = function(testCaseOrName, opt_testFn, opt_options) {
if (testCaseOrName instanceof TestCase) {
if (opt_testFn !== undefined) {
throw new Error('opt_testFn cannot be given when giving a TestCase');
}
if (opt_options !== undefined) {
throw new Error('opt_options cannot be given when giving a TestCase');
}
if (opt_suiteOptions && opt_suiteOptions.skipped) {
testCaseOrName.options.skipped = true;
}
this.addTest(testCaseOrName);
return;
}
let testName = testCaseOrName;
const testFn = opt_testFn;
const options = opt_options || {};
if (opt_suiteOptions && opt_suiteOptions.skipped) {
options.skipped = true;
}
if (testFn === undefined) {
throw new Error('Must provide opt_testFn');
}
// If the test cares about DPI settings then we first push a test
// that fakes the DPI as the low or hi Dpi version, depending on what
// we're current using.
if (options.dpiAware) {
const defaultDevicePixelRatio = window.devicePixelRatio;
const dpi = defaultDevicePixelRatio > 1 ? 1 : 2;
const testWrapper = function() {
window.devicePixelRatio = dpi;
try {
testFn.bind(this).call();
} finally {
window.devicePixelRatio = defaultDevicePixelRatio;
}
};
let newName = name;
if (dpi === 1) {
newName += '_loDPI';
testName += '_hiDPI';
} else {
newName += '_hiDPI';
testName += '_loDPI';
}
this.addTest(new TestCase(newName,
testWrapper, options || {}));
}
this.addTest(new TestCase(testName,
testFn, options || {}));
}.bind(this);
global.timedPerfTest = function(name, testFn, options) {
if (options === undefined || options.iterations === undefined) {
throw new Error('timedPerfTest must have iteration option provided.');
}
this.addTest(new PerfTestCase(name, testFn, options));
}.bind(this);
try {
suiteConstructor.call();
} finally {
global.test = undefined;
global.timedPerfTest = undefined;
global.flakyTest = undefined;
global.skipTest = undefined;
}
}
TestSuite.prototype = {
__proto__: Object.prototype,
get tests() {
return this.tests_;
},
addTest(test) {
if (test.suite !== undefined) {
throw new Error('Test suite is already assigned');
}
if (this.testNames_[test.name] !== undefined) {
throw new Error('Test name already used');
}
test.suite = this;
this.testNames_[test.name] = true;
this.tests_.push(test);
},
get name() {
return this.name_;
}
};
function testSuite(suiteConstructor, opt_suiteOptions) {
if (!global._currentSuiteLoader) {
throw new Error('testSuites can only be defined during suite loading');
}
global._currentSuiteLoader.constructAndRegisterTestSuite(
suiteConstructor, opt_suiteOptions);
}
function skippedTestSuite(suiteConstructor) {
testSuite(suiteConstructor, {skipped: true});
}
return {
TestSuite,
testSuite,
skippedTestSuite,
};
});
</script>
|
