1 files changed, 202 insertions, 0 deletions
diff --git a/testing/web-platform/tests/user-timing/resources/webperftestharnessextension.js b/testing/web-platform/tests/user-timing/resources/webperftestharnessextension.js
new file mode 100644
index 0000000000..8640918d4f
--- /dev/null
+++ b/testing/web-platform/tests/user-timing/resources/webperftestharnessextension.js
@@ -0,0 +1,202 @@
+//
+// Helper functions for User Timing tests
+//
+
+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_equals(typeof method, 'function', msg); }, msg, properties);
+}
+
+function test_method_throw_exception(func_str, exception, msg)
+{
+    let exception_name;
+    let test_func;
+    if (typeof exception == "function") {
+        exception_name = exception.name;
+        test_func = assert_throws_js;
+    } else {
+        exception_name = exception;
+        test_func = assert_throws_dom;
+    }
+    var msg = 'Invocation of ' + func_str + ' should throw ' + exception_name  + ' Exception.';
+    wp_test(function() { test_func(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)
+{
+    const entryType = type;
+
+    function entry_check(entry, expectedNames, testDescription = '')
+    {
+        const msg = testDescription + '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, testDescription + 'entryType should be \"' + entryType + '\".');
+        if (type === "measure") {
+            test_true(isFinite(entry.startTime), testDescription + 'startTime should be a number.');
+            test_true(isFinite(entry.duration), testDescription + 'duration should be a number.');
+        } else if (type === "mark") {
+            test_greater_than(entry.startTime, 0, testDescription + 'startTime should greater than 0.');
+            test_equals(entry.duration, 0, testDescription + 'duration of mark should be 0.');
+        }
+    }
+
+    function entrylist_order_check(entryList)
+    {
+        let inOrder = true;
+        for (let 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, testDescription = '')
+    {
+        test_equals(entryList.length, expectedLength, testDescription + 'There should be ' + expectedLength + ' entries.');
+        test_true(entrylist_order_check(entryList), testDescription + 'Entries in entrylist should be in order.');
+        for (let i = 0; i < entryList.length; ++i)
+        {
+            entry_check(entryList[i], expectedNames, testDescription + 'Entry_list ' + i + '. ');
+        }
+    }
+
+    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);
+    }
+
+};