/* Copyright (c) 2019 The Khronos Group Inc. Use of this source code is governed by an MIT-style license that can be found in the LICENSE.txt file.
*/
(function() { var testHarnessInitialized = false;
var initNonKhronosFramework = function() { if (testHarnessInitialized) { return;
}
testHarnessInitialized = true;
/* -- plaform specific code -- */
// WebKit Specific code. Add your code here. if (window.testRunner && !window.layoutTestController) {
window.layoutTestController = window.testRunner;
}
if (window.layoutTestController) {
window.layoutTestController.dumpAsText();
window.layoutTestController.waitUntilDone();
} if (window.internals) { // The WebKit testing system compares console output. // Because the output of the WebGL Tests is GPU dependent // we turn off console messages.
window.console.log = function() { };
window.console.error = function() { };
window.internals.settings.setWebGLErrorsToConsoleEnabled(false);
}
var getUrlOptions = (function() { var _urlOptionsParsed = false; var _urlOptions = {}; returnfunction() { if (!_urlOptionsParsed) { var s = window.location.href; var q = s.indexOf("?"); var e = s.indexOf("#"); if (e < 0) {
e = s.length;
} var query = s.substring(q + 1, e); var pairs = query.split("&"); for (var ii = 0; ii < pairs.length; ++ii) { var keyValue = pairs[ii].split("="); var key = keyValue[0]; var value = decodeURIComponent(keyValue[1]);
_urlOptions[key] = value;
}
_urlOptionsParsed = true;
}
return _urlOptions;
}
})();
if (typeof quietMode == 'undefined') { var quietMode = (function() { var _quietModeChecked = false; var _isQuiet = false; returnfunction() { if (!_quietModeChecked) {
_isQuiet = (getUrlOptions().quiet == 1);
_quietModeChecked = true;
} return _isQuiet;
}
})();
}
function nonKhronosFrameworkNotifyDone() { // WebKit Specific code. Add your code here. if (window.layoutTestController) {
window.layoutTestController.notifyDone();
}
}
const RESULTS = {
pass: 0,
fail: 0,
};
// We cache these values since they will potentially be accessed many (100k+) // times and accessing window can be significantly slower than a local variable. const locationPathname = window.location.pathname; const webglTestHarness = window.parent.webglTestHarness;
function reportTestResultsToHarness(success, msg) { if (success) {
RESULTS.pass += 1;
} else {
RESULTS.fail += 1;
} if (webglTestHarness) {
webglTestHarness.reportResults(locationPathname, success, msg);
}
}
function reportSkippedTestResultsToHarness(success, msg) { if (webglTestHarness) {
webglTestHarness.reportResults(locationPathname, success, msg, true);
}
}
function notifyFinishedToHarness() { if (window._didNotifyFinishedToHarness) {
testFailed("Duplicate notifyFinishedToHarness()");
}
window._didNotifyFinishedToHarness = true;
if (webglTestHarness) {
webglTestHarness.notifyFinished(locationPathname);
} if (window.nonKhronosFrameworkNotifyDone) {
window.nonKhronosFrameworkNotifyDone();
}
}
var _bufferedConsoleLogs = [];
function _bufferedLogToConsole(msg)
{ if (_bufferedConsoleLogs) {
_bufferedConsoleLogs.push(msg);
} elseif (window.console) {
window.console.log(msg);
}
}
// Public entry point exposed to many other files. function bufferedLogToConsole(msg)
{
_bufferedLogToConsole(msg);
}
// Called implicitly by testFailed(). function _flushBufferedLogsToConsole()
{ if (_bufferedConsoleLogs) { if (window.console) { for (var ii = 0; ii < _bufferedConsoleLogs.length; ++ii) {
window.console.log(_bufferedConsoleLogs[ii]);
}
}
_bufferedConsoleLogs = null;
}
}
var _jsTestPreVerboseLogging = false;
function enableJSTestPreVerboseLogging()
{
_jsTestPreVerboseLogging = true;
}
function description(msg)
{
initTestingHarness(); if (msg === undefined) {
msg = document.title;
} // For MSIE 6 compatibility var span = document.createElement("span");
span.innerHTML = '<p>' + msg + '</p><p>On success, you will see a series of "<span class="pass">PASS</span>" messages, followed by "<span class="pass">TEST COMPLETE</span>".</p>'; var description = document.getElementById("description"); if (description.firstChild)
description.replaceChild(span, description.firstChild); else
description.appendChild(span); if (_jsTestPreVerboseLogging) {
_bufferedLogToConsole(msg);
}
}
function _addSpan(contents)
{ var span = document.createElement("span");
document.getElementById("console").appendChild(span); // insert it first so XHTML knows the namespace
span.innerHTML = contents + '<br />';
}
function debug(msg)
{ if (!quietMode())
_addSpan(msg); if (_jsTestPreVerboseLogging) {
_bufferedLogToConsole(msg);
}
}
function escapeHTML(text)
{ return text.replace(/&/g, "&").replace(/</g, "<");
} /** * Defines the exception type for a test failure. * @constructor * @param {string} message The error message.
*/ var TestFailedException = function (message) { this.message = message; this.name = "TestFailedException";
};
/** * Sets the current test name for usage within testPassedOptions/testFailedOptions. * @param {string=} name The name to set as the current test name.
*/ function setCurrentTestName(name)
{
_currentTestName = name;
}
/** * Gets the current test name in use within testPassedOptions/testFailedOptions. * @return {string} The name of the current test.
*/ function getCurrentTestName()
{ return _currentTestName;
}
/** * Variation of the testPassed function, with the option to not show (and thus not count) the test's pass result. * @param {string} msg The message to be shown in the pass result. * @param {boolean} addSpan Indicates whether the message will be visible (thus counted in the results) or not.
*/ function testPassedOptions(msg, addSpan)
{
reportTestResultsToHarness(true, _currentTestName + ": " + msg); if (addSpan && !quietMode())
{
_addSpan('<span><span class="pass">PASS</span> ' + escapeHTML(_currentTestName) + ": " + escapeHTML(msg) + '</span>');
} if (_jsTestPreVerboseLogging) {
_bufferedLogToConsole('PASS ' + msg);
}
}
/** * Report skipped tests. * @param {string} msg The message to be shown in the skip result. * @param {boolean} addSpan Indicates whether the message will be visible (thus counted in the results) or not.
*/ function testSkippedOptions(msg, addSpan)
{
reportSkippedTestResultsToHarness(true, _currentTestName + ": " + msg); if (addSpan && !quietMode())
{
_addSpan('<span><span class="warn">SKIP</span> ' + escapeHTML(_currentTestName) + ": " + escapeHTML(msg) + '</span>');
} if (_jsTestPreVerboseLogging) {
_bufferedLogToConsole('SKIP' + msg);
}
}
/** * Variation of the testFailed function, with the option to throw an exception or not. * @param {string} msg The message to be shown in the fail result. * @param {boolean} exthrow Indicates whether the function will throw a TestFailedException or not.
*/ function testFailedOptions(msg, exthrow)
{
reportTestResultsToHarness(false, _currentTestName + ": " + msg);
_addSpan('<span><span class="fail">FAIL</span> ' + escapeHTML(_currentTestName) + ": " + escapeHTML(msg) + '</span>');
_bufferedLogToConsole('FAIL ' + msg);
_flushBufferedLogsToConsole(); if (exthrow) {
_currentTestName = ""; //Remembering to set the name of current testcase to empty string. thrownew TestFailedException(msg);
}
}
function areArraysEqual(_a, _b)
{ try { if (_a.length !== _b.length) returnfalse; for (var i = 0; i < _a.length; i++) if (_a[i] !== _b[i]) returnfalse;
} catch (ex) { returnfalse;
} returntrue;
}
function isMinusZero(n)
{ // the only way to tell 0 from -0 in JS is the fact that 1/-0 is // -Infinity instead of Infinity return n === 0 && 1/n < 0;
}
function isResultCorrect(_actual, _expected)
{ if (_expected === 0) return _actual === _expected && (1/_actual) === (1/_expected); if (_actual === _expected) returntrue; if (typeof(_expected) == "number" && isNaN(_expected)) returntypeof(_actual) == "number" && isNaN(_actual); if (Object.prototype.toString.call(_expected) == Object.prototype.toString.call([])) return areArraysEqual(_actual, _expected); returnfalse;
}
function stringify(v)
{ if (v === 0 && 1/v < 0) return"-0"; elsereturn"" + v;
}
function evalAndLog(_a)
{ if (typeof _a != "string")
debug("WARN: tryAndLog() expects a string argument");
// Log first in case things go horribly wrong or this causes a sync event.
debug(_a);
function shouldBeString(evalable, expected) { const val = eval(evalable); const text = evalable + " should be " + expected + "."; if (val == expected) {
testPassed(text);
} else {
testFailed(text + " (was " + val + ")");
}
}
function shouldBe(_a, _b, quiet)
{ if (typeof _a != "string" || typeof _b != "string")
debug("WARN: shouldBe() expects string arguments"); var exception; var _av; try {
_av = eval(_a);
} catch (e) {
exception = e;
} var _bv = eval(_b);
if (exception)
testFailed(_a + " should be " + _bv + ". Threw exception " + exception); elseif (isResultCorrect(_av, _bv)) { if (!quiet) {
testPassed(_a + " is " + _b);
}
} elseif (typeof(_av) == typeof(_bv))
testFailed(_a + " should be " + _bv + ". Was " + stringify(_av) + "."); else
testFailed(_a + " should be " + _bv + " (of type " + typeof _bv + "). Was " + _av + " (of type " + typeof _av + ").");
}
function shouldNotBe(_a, _b, quiet)
{ if (typeof _a != "string" || typeof _b != "string")
debug("WARN: shouldNotBe() expects string arguments"); var exception; var _av; try {
_av = eval(_a);
} catch (e) {
exception = e;
} var _bv = eval(_b);
if (exception)
testFailed(_a + " should not be " + _bv + ". Threw exception " + exception); elseif (!isResultCorrect(_av, _bv)) { if (!quiet) {
testPassed(_a + " is not " + _b);
}
} else
testFailed(_a + " should not be " + _bv + ".");
}
function shouldBeTrue(_a) { shouldBe(_a, "true"); } function shouldBeFalse(_a) { shouldBe(_a, "false"); } function shouldBeNaN(_a) { shouldBe(_a, "NaN"); } function shouldBeNull(_a) { shouldBe(_a, "null"); }
function shouldBeEqualToString(a, b)
{ var unevaledString = '"' + b.replace(/"/g, "\"") + '"';
shouldBe(a, unevaledString);
}
function shouldEvaluateTo(actual, expected) { // A general-purpose comparator. 'actual' should be a string to be // evaluated, as for shouldBe(). 'expected' may be any type and will be // used without being eval'ed. if (expected == null) { // Do this before the object test, since null is of type 'object'.
shouldBeNull(actual);
} elseif (typeof expected == "undefined") {
shouldBeUndefined(actual);
} elseif (typeof expected == "function") { // All this fuss is to avoid the string-arg warning from shouldBe(). try { var actualValue = eval(actual);
} catch (e) {
testFailed("Evaluating " + actual + ": Threw exception " + e); return;
}
shouldBe("'" + actualValue.toString().replace(/\n/g, "") + "'", "'" + expected.toString().replace(/\n/g, "") + "'");
} elseif (typeof expected == "object") {
shouldBeTrue(actual + " == '" + expected + "'");
} elseif (typeof expected == "string") {
shouldBe(actual, expected);
} elseif (typeof expected == "boolean") {
shouldBe("typeof " + actual, "'boolean'"); if (expected)
shouldBeTrue(actual); else
shouldBeFalse(actual);
} elseif (typeof expected == "number") {
shouldBe(actual, stringify(expected));
} else {
debug(expected + " is unknown type " + typeof expected);
shouldBeTrue(actual, "'" +expected.toString() + "'");
}
}
function shouldBeNonZero(_a)
{ var exception; var _av; try {
_av = eval(_a);
} catch (e) {
exception = e;
}
if (exception)
testFailed(_a + " should be non-zero. Threw exception " + exception); elseif (_av != 0)
testPassed(_a + " is non-zero."); else
testFailed(_a + " should be non-zero. Was " + _av);
}
function shouldBeNonNull(_a)
{ var exception; var _av; try {
_av = eval(_a);
} catch (e) {
exception = e;
}
if (exception)
testFailed(_a + " should be non-null. Threw exception " + exception); elseif (_av != null)
testPassed(_a + " is non-null."); else
testFailed(_a + " should be non-null. Was " + _av);
}
function shouldBeUndefined(_a)
{ var exception; var _av; try {
_av = eval(_a);
} catch (e) {
exception = e;
}
if (exception)
testFailed(_a + " should be undefined. Threw exception " + exception); elseif (typeof _av == "undefined")
testPassed(_a + " is undefined."); else
testFailed(_a + " should be undefined. Was " + _av);
}
function shouldBeDefined(_a)
{ var exception; var _av; try {
_av = eval(_a);
} catch (e) {
exception = e;
}
if (exception)
testFailed(_a + " should be defined. Threw exception " + exception); elseif (_av !== undefined)
testPassed(_a + " is defined."); else
testFailed(_a + " should be defined. Was " + _av);
}
function shouldBeLessThanOrEqual(_a, _b) { if (typeof _a != "string" || typeof _b != "string")
debug("WARN: shouldBeLessThanOrEqual expects string arguments");
var exception; var _av; try {
_av = eval(_a);
} catch (e) {
exception = e;
} var _bv = eval(_b);
if (exception)
testFailed(_a + " should be <= " + _b + ". Threw exception " + exception); elseif (typeof _av == "undefined" || _av > _bv)
testFailed(_a + " should be >= " + _b + ". Was " + _av + " (of type " + typeof _av + ")."); else
testPassed(_a + " is <= " + _b);
}
function shouldBeGreaterThanOrEqual(_a, _b) { if (typeof _a != "string" || typeof _b != "string")
debug("WARN: shouldBeGreaterThanOrEqual expects string arguments");
var exception; var _av; try {
_av = eval(_a);
} catch (e) {
exception = e;
} var _bv = eval(_b);
if (exception)
testFailed(_a + " should be >= " + _b + ". Threw exception " + exception); elseif (typeof _av == "undefined" || _av < _bv)
testFailed(_a + " should be >= " + _b + ". Was " + _av + " (of type " + typeof _av + ")."); else
testPassed(_a + " is >= " + _b);
}
function expectTrue(v, msg) { if (v) {
testPassed(msg);
} else {
testFailed(msg);
}
}
function maxArrayDiff(a, b) { if (a.length != b.length) thrownew Error(`a and b have different lengths: ${a.length} vs ${b.length}`);
let diff = 0; for (const i in a) {
diff = Math.max(diff, Math.abs(a[i] - b[i]));
} return diff;
}
function expectArray(was, expected, maxDiff=0) { const diff = maxArrayDiff(expected, was);
let str = `Expected [${expected.toString()}]`;
let fn = testPassed; if (maxDiff) {
str += ' +/- ' + maxDiff;
} if (diff > maxDiff) {
fn = testFailed;
str += `, was [${was.toString()}]`;
}
fn(str);
}
function shouldThrow(_a, _e)
{ var exception; var _av; try {
_av = eval(_a);
} catch (e) {
exception = e;
}
function shouldNotThrow(evalStr, desc) {
desc = desc || `\`${evalStr}\``; try {
eval(evalStr);
testPassed(`${desc} should not throw.`);
} catch (e) {
testFailed(`${desc} should not throw, but threw exception ${e}.`);
}
}
function shouldBeType(_a, _type) { var exception; var _av; try {
_av = eval(_a);
} catch (e) {
exception = e;
}
var _typev = eval(_type);
if(_typev === Number){ if(_av instanceof Number){
testPassed(_a + " is an instance of Number");
} elseif(typeof(_av) === 'number'){
testPassed(_a + " is an instance of Number");
} else{
testFailed(_a + " is not an instance of Number");
}
} elseif (_av instanceof _typev) {
testPassed(_a + " is an instance of " + _type);
} else {
testFailed(_a + " is not an instance of " + _type);
}
}
/** * Shows a message in case expression test fails. * @param {boolean} exp * @param {straing} message
*/ function checkMessage(exp, message) { if ( !exp )
_addSpan('<span><span class="warn">WARNING</span> ' + escapeHTML(_currentTestName) + ": " + escapeHTML(message) + '</span>');
}
function assertMsg(assertion, msg) { if (assertion) {
testPassed(msg);
} else {
testFailed(msg);
}
}
/** * Variation of the assertMsg function, with the option to not show (and thus not count) the test's pass result, * and throw or not a TestFailedException in case of failure. * @param {boolean} assertion If this is true, means success, else failure. * @param {?string} msg The message to be shown in the result. * @param {boolean} verbose In case of success, determines if the test will show it's result and count in the results. * @param {boolean} exthrow In case of failure, determines if the function will throw a TestFailedException.
*/ function assertMsgOptions(assertion, msg, verbose, exthrow) { if (assertion) {
testPassedOptions(msg, verbose);
} else {
testFailedOptions(msg, exthrow);
}
}
function webglHarnessCollectGarbage() { if (window.GCController) {
window.GCController.collect(); return;
}
if (window.opera && window.opera.collect) {
window.opera.collect(); return;
}
if (window.CollectGarbage) {
CollectGarbage(); return;
}
// WebKit's MiniBrowser. if (window.$vm) {
window.$vm.gc(); return;
}
function gcRec(n) { if (n < 1) return {}; var temp = {i: "ab" + i + (i / 100000)};
temp += "foo";
gcRec(n-1);
} for (var i = 0; i < 1000; i++)
gcRec(10);
}
function finishTest() {
successfullyParsed = true; var epilogue = document.createElement("script"); var basePath = ""; var expectedBase = "js-test-pre.js"; var scripts = document.getElementsByTagName('script'); for (var script, i = 0; script = scripts[i]; i++) { var src = script.src; var l = src.length; if (src.substr(l - expectedBase.length) == expectedBase) {
basePath = src.substr(0, l - expectedBase.length); break;
}
}
epilogue.src = basePath + "js-test-post.js";
document.body.appendChild(epilogue);
}
/// Prefer `call(() => { ... })` to `(() => { ... })()`\ /// This way, it's clear up-front that we're calling not just defining. function call(fn) { return fn();
}
/// `for (const i of range(3))` => 0, 1, 2 /// Don't use `for...in range(n)`, it will not work. function* range(n) { for (let i = 0; i < n; i++) {
yield i;
}
}
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