Move web-platform-tests to wpt (part 2 of 2)

third_party/WebKit/LayoutTests/imported/web-platform-tests/user-timing/resources/webperftestharnessextension.js

-/*
-Distributed under both the W3C Test Suite License [1] and the W3C
-3-clause BSD License [2]. To contribute to a W3C Test Suite, see the
-policies and contribution forms [3].
-
-[1] http://www.w3.org/Consortium/Legal/2008/04-testsuite-license
-[2] http://www.w3.org/Consortium/Legal/2008/03-bsd-license
-[3] http://www.w3.org/2004/10/27-testcases
- */
-
-var mark_names = [
-    '',
-    '1',
-    'abc',
-];
-
-var measures = [
-    [''],
-    ['2', 1],
-    ['aaa', 'navigationStart', ''],
-];
-
-function test_method_exists(method, method_name, properties)
-{
-    var msg;
-    if (typeof method === 'function')
-        msg = 'performance.' + method.name + ' is supported!';
-    else
-        msg = 'performance.' + method_name + ' is supported!';
-    wp_test(function() { assert_true(typeof method === 'function', msg); }, msg, properties);
-}
-
-function test_method_throw_exception(func_str, exception, msg)
-{
-    var exception_name = typeof exception === "object" ? exception.name : exception;
-    var msg = 'Invocation of ' + func_str + ' should throw ' + exception_name  + ' Exception.';
-    wp_test(function() { assert_throws(exception, function() {eval(func_str)}, msg); }, msg);
-}
-
-function test_noless_than(value, greater_than, msg, properties)
-{
-    wp_test(function () { assert_true(value >= greater_than, msg); }, msg, properties);
-}
-
-function test_fail(msg, properties)
-{
-    wp_test(function() { assert_unreached(); }, msg, properties);
-}
-
-function test_resource_entries(entries, expected_entries)
-{
-    // This is slightly convoluted so that we can sort the output.
-    var actual_entries = {};
-    var origin = window.location.protocol + "//" + window.location.host;
-
-    for (var i = 0; i < entries.length; ++i) {
-        var entry = entries[i];
-        var found = false;
-        for (var expected_entry in expected_entries) {
-            if (entry.name == origin + expected_entry) {
-                found = true;
-                if (expected_entry in actual_entries) {
-                    test_fail(expected_entry + ' is not expected to have duplicate entries');
-                }
-                actual_entries[expected_entry] = entry;
-                break;
-            }
-        }
-        if (!found) {
-            test_fail(entries[i].name + ' is not expected to be in the Resource Timing buffer');
-        }
-    }
-
-    sorted_urls = [];
-    for (var i in actual_entries) {
-        sorted_urls.push(i);
-    }
-    sorted_urls.sort();
-    for (var i in sorted_urls) {
-        var url = sorted_urls[i];
-        test_equals(actual_entries[url].initiatorType,
-                    expected_entries[url],
-                    origin + url + ' is expected to have initiatorType ' + expected_entries[url]);
-    }
-    for (var j in expected_entries) {
-        if (!(j in actual_entries)) {
-            test_fail(origin + j + ' is expected to be in the Resource Timing buffer');
-        }
-    }
-}
-function performance_entrylist_checker(type)
-{
-    var entryType = type;
-
-    function entry_check(entry, expectedNames)
-    {
-        var msg = 'Entry \"' + entry.name + '\" should be one that we have set.';
-        wp_test(function() { assert_in_array(entry.name, expectedNames, msg); }, msg);
-        test_equals(entry.entryType, entryType, 'entryType should be \"' + entryType + '\".');
-        if (type === "measure") {
-            test_true(isFinite(entry.startTime), 'startTime should be a number.');
-            test_true(isFinite(entry.duration), 'duration should be a number.');
-        } else if (type === "mark") {
-            test_greater_than(entry.startTime, 0, 'startTime should greater than 0.');
-            test_equals(entry.duration, 0, 'duration of mark should be 0.');
-        }
-    }
-
-    function entrylist_order_check(entryList)
-    {
-        var inOrder = true;
-        for (var i = 0; i < entryList.length - 1; ++i)
-        {
-            if (entryList[i + 1].startTime < entryList[i].startTime) {
-                inOrder = false;
-                break;
-            }
-        }
-        return inOrder;
-    }
-
-    function entrylist_check(entryList, expectedLength, expectedNames)
-    {
-        test_equals(entryList.length, expectedLength, 'There should be ' + expectedLength + ' entries.');
-        test_true(entrylist_order_check(entryList), 'Entries in entrylist should be in order.');
-        for (var i = 0; i < entryList.length; ++i)
-        {
-            entry_check(entryList[i], expectedNames);
-        }
-    }
-
-    return{"entrylist_check":entrylist_check};
-}
-
-function PerformanceContext(context)
-{
-    this.performanceContext = context;
-}
-
-PerformanceContext.prototype =
-{
-
-    initialMeasures: function(item, index, array)
-    {
-        this.performanceContext.measure.apply(this.performanceContext, item);
-    },
-
-    mark: function()
-    {
-        this.performanceContext.mark.apply(this.performanceContext, arguments);
-    },
-
-    measure: function()
-    {
-        this.performanceContext.measure.apply(this.performanceContext, arguments);
-    },
-
-    clearMarks: function()
-    {
-        this.performanceContext.clearMarks.apply(this.performanceContext, arguments);
-    },
-
-    clearMeasures: function()
-    {
-        this.performanceContext.clearMeasures.apply(this.performanceContext, arguments);
-
-    },
-
-    getEntries: function()
-    {
-        return this.performanceContext.getEntries.apply(this.performanceContext, arguments);
-    },
-
-    getEntriesByType: function()
-    {
-        return this.performanceContext.getEntriesByType.apply(this.performanceContext, arguments);
-    },
-
-    getEntriesByName: function()
-    {
-        return this.performanceContext.getEntriesByName.apply(this.performanceContext, arguments);
-    },
-
-    setResourceTimingBufferSize: function()
-    {
-        return this.performanceContext.setResourceTimingBufferSize.apply(this.performanceContext, arguments);
-    },
-
-    registerResourceTimingBufferFullCallback: function(func)
-    {
-        this.performanceContext.onresourcetimingbufferfull = func;
-    },
-
-    clearResourceTimings: function()
-    {
-        this.performanceContext.clearResourceTimings.apply(this.performanceContext, arguments);
-    }
-
-};