mirror of
http://git.whoc.org.uk/git/password-manager.git
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First version of the newly restructured repository
This commit is contained in:
Giulio Cesare Solaroli
424
frontend/gamma/tests/SimpleTest/SimpleTest.js
Normal file
424
frontend/gamma/tests/SimpleTest/SimpleTest.js
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/**
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* SimpleTest, a partial Test.Simple/Test.More API compatible test library.
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*
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* Why?
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*
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* Test.Simple doesn't work on IE < 6.
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* TODO:
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* * Support the Test.Simple API used by MochiKit, to be able to test MochiKit
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* itself against IE 5.5
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*
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**/
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if (typeof(SimpleTest) == "undefined") {
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var SimpleTest = {};
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}
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// Check to see if the TestRunner is present and has logging
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if (typeof(parent) != "undefined" && parent.TestRunner) {
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SimpleTest._logEnabled = parent.TestRunner.logEnabled;
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}
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SimpleTest._tests = [];
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SimpleTest._stopOnLoad = true;
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SimpleTest._scopeCopy = {};
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/**
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* Saves a copy of the specified scope variables.
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*/
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SimpleTest.saveScope = function (scope) {
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SimpleTest._scopeCopy = {};
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for (var k in scope) {
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SimpleTest._scopeCopy[k] = scope[k];
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}
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}
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/**
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* Verifies the specified scope against the stored copy and reports
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* any differences as test failures.
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*/
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SimpleTest.verifyScope = function (scope) {
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var filter = ['test', '_firebug','_FirebugConsole','XMLHttpRequest','Audio',
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'XSLTProcessor','Option','Image','scrollMaxX','scrollMaxY',
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'clipboardData'];
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for (var k in scope) {
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if (MochiKit.Base.findValue(filter, k) < 0) {
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var v = scope[k];
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var old = SimpleTest._scopeCopy[k];
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if (v !== old && typeof(old) === "undefined") {
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SimpleTest.ok(false, "scope modified, variable " + k + " was added");
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} else if (v !== old) {
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SimpleTest.ok(false, "scope modified, variable " + k + " changed from: " + old + ", to: " + v);
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}
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}
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}
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for (var k in SimpleTest._scopeCopy) {
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if (!(k in scope)) {
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SimpleTest.ok(false, "scope modified, variable " + k + " has been removed");
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}
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}
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}
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/**
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* Something like assert.
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*/
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SimpleTest.ok = function (condition, name, diag) {
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var test = {'result': !!condition, 'name': name, 'diag': diag || ""};
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if (SimpleTest._logEnabled) {
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var msg = test.result ? "PASS" : "FAIL";
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msg += " | " + test.name;
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if (test.result) {
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parent.TestRunner.logger.log(msg);
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} else {
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msg += " | " + test.diag;
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parent.TestRunner.logger.error(msg);
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}
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}
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SimpleTest._tests.push(test);
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};
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/**
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* Roughly equivalent to ok(a==b, name)
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*/
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SimpleTest.is = function (a, b, name) {
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var repr = MochiKit.Base.repr;
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SimpleTest.ok(a == b, name, "got " + repr(a) + ", expected " + repr(b));
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};
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/**
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* Roughly equivalent to ok(compare(a,b)==0, name)
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*/
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SimpleTest.eq = function (a, b, name) {
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var base = MochiKit.Base;
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var repr = base.repr;
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try {
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SimpleTest.ok(base.compare(a, b) == 0, name, "got " + repr(a) + ", expected " + repr(b));
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} catch (e) {
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SimpleTest.ok(false, name, "exception in compare: " + repr(e));
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}
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};
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/**
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* Makes a test report, returns it as a DIV element.
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**/
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SimpleTest.report = function () {
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var DIV = MochiKit.DOM.DIV;
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var passed = 0;
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var failed = 0;
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var results = MochiKit.Base.map(
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function (test) {
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var cls, msg;
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if (test.result) {
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passed++;
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cls = "test_ok";
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msg = "ok - " + test.name;
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} else {
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failed++;
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cls = "test_not_ok";
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msg = "not ok - " + test.name;
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if (test.diag != null && test.diag != "") {
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msg += ": " + test.diag;
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}
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}
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return DIV({"class": cls}, msg);
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},
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SimpleTest._tests
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);
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var summary_class = ((failed == 0) ? 'all_pass' : 'some_fail');
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return DIV({'class': 'tests_report'},
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DIV({'class': 'tests_summary ' + summary_class},
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DIV({'class': 'tests_passed'}, "Passed: " + passed),
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DIV({'class': 'tests_failed'}, "Failed: " + failed)),
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results
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);
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};
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/**
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* Toggle element visibility
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**/
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SimpleTest.toggle = function(el) {
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if (MochiKit.Style.getStyle(el, 'display') == 'block') {
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el.style.display = 'none';
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} else {
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el.style.display = 'block';
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}
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};
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/**
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* Toggle visibility for divs with a specific class.
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**/
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SimpleTest.toggleByClass = function (cls) {
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var elems = MochiKit.DOM.getElementsByTagAndClassName('div', cls);
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MochiKit.Base.map(SimpleTest.toggle, elems);
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return false;
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};
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/**
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* Shows the report in the browser
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**/
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SimpleTest.showReport = function() {
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var base = MochiKit.Base;
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var dom = MochiKit.DOM;
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var togglePassed = dom.A({'href': '#'}, "Toggle passed tests");
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var toggleFailed = dom.A({'href': '#'}, "Toggle failed tests");
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togglePassed.onclick = base.partial(SimpleTest.toggleByClass, 'test_ok');
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toggleFailed.onclick = base.partial(SimpleTest.toggleByClass, 'test_not_ok');
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var body = document.getElementsByTagName("body")[0];
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var firstChild = body.childNodes[0];
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var addNode;
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if (firstChild) {
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addNode = function (el) {
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body.insertBefore(el, firstChild);
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};
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} else {
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addNode = function (el) {
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body.appendChild(el)
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};
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}
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addNode(togglePassed);
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addNode(dom.SPAN(null, " "));
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addNode(toggleFailed);
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addNode(SimpleTest.report());
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};
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/**
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* Tells SimpleTest to don't finish the test when the document is loaded,
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* useful for asynchronous tests.
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*
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* When SimpleTest.waitForExplicitFinish is called,
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* explicit SimpleTest.finish() is required.
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**/
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SimpleTest.waitForExplicitFinish = function () {
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SimpleTest._stopOnLoad = false;
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};
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/**
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* Talks to the TestRunner if being ran on a iframe and the parent has a
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* TestRunner object.
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**/
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SimpleTest.talkToRunner = function () {
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if (typeof(parent) != "undefined" && parent.TestRunner) {
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parent.TestRunner.testFinished(document);
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}
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};
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/**
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* Finishes the tests. This is automatically called, except when
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* SimpleTest.waitForExplicitFinish() has been invoked.
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**/
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SimpleTest.finish = function () {
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SimpleTest.showReport();
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SimpleTest.talkToRunner();
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};
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MochiKit.DOM.addLoadEvent(function() {
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if (SimpleTest._stopOnLoad) {
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SimpleTest.finish();
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}
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});
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// --------------- Test.Builder/Test.More isDeeply() -----------------
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SimpleTest.DNE = {dne: 'Does not exist'};
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SimpleTest.LF = "\r\n";
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SimpleTest._isRef = function (object) {
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var type = typeof(object);
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return type == 'object' || type == 'function';
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};
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SimpleTest._deepCheck = function (e1, e2, stack, seen) {
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var ok = false;
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// Either they're both references or both not.
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var sameRef = !(!SimpleTest._isRef(e1) ^ !SimpleTest._isRef(e2));
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if (e1 == null && e2 == null) {
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ok = true;
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} else if (e1 != null ^ e2 != null) {
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ok = false;
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} else if (e1 == SimpleTest.DNE ^ e2 == SimpleTest.DNE) {
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ok = false;
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} else if (sameRef && e1 == e2) {
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// Handles primitives and any variables that reference the same
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// object, including functions.
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ok = true;
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} else if (SimpleTest.isa(e1, 'Array') && SimpleTest.isa(e2, 'Array')) {
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ok = SimpleTest._eqArray(e1, e2, stack, seen);
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} else if (typeof e1 == "object" && typeof e2 == "object") {
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ok = SimpleTest._eqAssoc(e1, e2, stack, seen);
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} else {
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// If we get here, they're not the same (function references must
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// always simply rererence the same function).
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stack.push({ vals: [e1, e2] });
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ok = false;
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}
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return ok;
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};
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SimpleTest._eqArray = function (a1, a2, stack, seen) {
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// Return if they're the same object.
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if (a1 == a2) return true;
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// JavaScript objects have no unique identifiers, so we have to store
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// references to them all in an array, and then compare the references
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// directly. It's slow, but probably won't be much of an issue in
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// practice. Start by making a local copy of the array to as to avoid
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// confusing a reference seen more than once (such as [a, a]) for a
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// circular reference.
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for (var j = 0; j < seen.length; j++) {
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if (seen[j][0] == a1) {
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return seen[j][1] == a2;
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}
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}
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// If we get here, we haven't seen a1 before, so store it with reference
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// to a2.
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seen.push([ a1, a2 ]);
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var ok = true;
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// Only examines enumerable attributes. Only works for numeric arrays!
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// Associative arrays return 0. So call _eqAssoc() for them, instead.
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var max = a1.length > a2.length ? a1.length : a2.length;
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if (max == 0) return SimpleTest._eqAssoc(a1, a2, stack, seen);
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for (var i = 0; i < max; i++) {
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var e1 = i > a1.length - 1 ? SimpleTest.DNE : a1[i];
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var e2 = i > a2.length - 1 ? SimpleTest.DNE : a2[i];
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stack.push({ type: 'Array', idx: i, vals: [e1, e2] });
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if (ok = SimpleTest._deepCheck(e1, e2, stack, seen)) {
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stack.pop();
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} else {
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break;
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}
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}
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return ok;
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};
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SimpleTest._eqAssoc = function (o1, o2, stack, seen) {
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// Return if they're the same object.
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if (o1 == o2) return true;
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// JavaScript objects have no unique identifiers, so we have to store
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// references to them all in an array, and then compare the references
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// directly. It's slow, but probably won't be much of an issue in
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// practice. Start by making a local copy of the array to as to avoid
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// confusing a reference seen more than once (such as [a, a]) for a
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// circular reference.
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seen = seen.slice(0);
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for (var j = 0; j < seen.length; j++) {
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if (seen[j][0] == o1) {
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return seen[j][1] == o2;
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}
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}
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// If we get here, we haven't seen o1 before, so store it with reference
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// to o2.
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seen.push([ o1, o2 ]);
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// They should be of the same class.
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var ok = true;
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// Only examines enumerable attributes.
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var o1Size = 0; for (var i in o1) o1Size++;
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var o2Size = 0; for (var i in o2) o2Size++;
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var bigger = o1Size > o2Size ? o1 : o2;
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for (var i in bigger) {
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var e1 = o1[i] == undefined ? SimpleTest.DNE : o1[i];
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var e2 = o2[i] == undefined ? SimpleTest.DNE : o2[i];
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stack.push({ type: 'Object', idx: i, vals: [e1, e2] });
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if (ok = SimpleTest._deepCheck(e1, e2, stack, seen)) {
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stack.pop();
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} else {
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break;
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}
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}
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return ok;
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};
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SimpleTest._formatStack = function (stack) {
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var variable = '$Foo';
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for (var i = 0; i < stack.length; i++) {
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var entry = stack[i];
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var type = entry['type'];
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var idx = entry['idx'];
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if (idx != null) {
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if (/^\d+$/.test(idx)) {
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// Numeric array index.
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variable += '[' + idx + ']';
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} else {
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// Associative array index.
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idx = idx.replace("'", "\\'");
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variable += "['" + idx + "']";
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}
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}
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}
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var vals = stack[stack.length-1]['vals'].slice(0, 2);
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var vars = [
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variable.replace('$Foo', 'got'),
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variable.replace('$Foo', 'expected')
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];
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var out = "Structures begin differing at:" + SimpleTest.LF;
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for (var i = 0; i < vals.length; i++) {
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var val = vals[i];
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if (val == null) {
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val = 'undefined';
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} else {
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val == SimpleTest.DNE ? "Does not exist" : "'" + val + "'";
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}
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}
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out += vars[0] + ' = ' + vals[0] + SimpleTest.LF;
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out += vars[1] + ' = ' + vals[1] + SimpleTest.LF;
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return ' ' + out;
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};
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SimpleTest.isDeeply = function (it, as, name) {
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var ok;
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// ^ is the XOR operator.
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if (SimpleTest._isRef(it) ^ SimpleTest._isRef(as)) {
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// One's a reference, one isn't.
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ok = false;
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} else if (!SimpleTest._isRef(it) && !SimpleTest._isRef(as)) {
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// Neither is an object.
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ok = SimpleTest.is(it, as, name);
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} else {
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// We have two objects. Do a deep comparison.
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var stack = [], seen = [];
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if ( SimpleTest._deepCheck(it, as, stack, seen)) {
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ok = SimpleTest.ok(true, name);
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} else {
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ok = SimpleTest.ok(false, name, SimpleTest._formatStack(stack));
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}
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}
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return ok;
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};
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SimpleTest.typeOf = function (object) {
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var c = Object.prototype.toString.apply(object);
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var name = c.substring(8, c.length - 1);
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if (name != 'Object') return name;
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// It may be a non-core class. Try to extract the class name from
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// the constructor function. This may not work in all implementations.
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if (/function ([^(\s]+)/.test(Function.toString.call(object.constructor))) {
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return RegExp.$1;
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}
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// No idea. :-(
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return name;
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};
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SimpleTest.isa = function (object, clas) {
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return SimpleTest.typeOf(object) == clas;
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};
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// Global symbols:
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var ok = SimpleTest.ok;
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var is = SimpleTest.is;
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var isDeeply = SimpleTest.isDeeply;
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