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Unified Diff: pkg/unittest/html_layout_config.dart

Issue 11301046: Restructure pkg/unittest and pkg/webdriver to follow the pub conventions. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 8 years, 1 month ago
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Index: pkg/unittest/html_layout_config.dart
===================================================================
--- pkg/unittest/html_layout_config.dart (revision 14440)
+++ pkg/unittest/html_layout_config.dart (working copy)
@@ -1,310 +0,0 @@
-// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-/**
- * A configuration for running layoutr tests with testrunner.
- * This configuration is similar to the interactive_html_config
- * as it runs each test in its own IFrame. However, where the former
- * recreated the IFrame for each test, here the IFrames are preserved.
- * Furthermore we post a message on completion.
- */
-#library('html_layout_config');
-
-#import('dart:html');
-#import('dart:math');
-#import('unittest.dart');
-
-/** The messages exchanged between parent and child. */
-// TODO(gram) At some point postMessage was supposed to support
-// sending arrays and maps. When it does we can get rid of the encoding/
-// decoding of messages as string.
-class _Message {
- static final START = 'start';
- static final LOG = 'log';
- static final STACK = 'stack';
- static final PASS = 'pass';
- static final FAIL = 'fail';
- static final ERROR = 'error';
-
- String messageType;
- int elapsed;
- String body;
-
- static String text(String messageType,
- [int elapsed = 0, String body = '']) =>
- '$messageType $elapsed $body';
-
- _Message(this.messageType, [this.elapsed = 0, this.body = '']);
-
- _Message.fromString(String msg) {
- // The format of a message is '<type> <elapsedTime> <body>'.
- // If we don't get a type we default to a 'log' type.
- var messageParser = const RegExp('\([a-z]*\) \([0-9]*\) \(.*\)');
- Match match = messageParser.firstMatch(msg);
- if (match == null) {
- messageType = 'log';
- elapsed = 0;
- body = msg;
- } else {
- messageType = match.group(1);
- elapsed = int.parse(match.group(2));
- body = match.group(3);
- }
- }
-
- String toString() => text(messageType, elapsed, body);
-}
-
-/**
- * The child configuration that is used to run individual tests in
- * an IFrame and post the results back to the parent. In principle
- * this can run more than one test in the IFrame but currently only
- * one is used.
- */
-class ChildHtmlConfiguration extends Configuration {
- get name => 'ChildHtmlConfiguration';
- // TODO(rnystrom): Get rid of this if we get canonical closures for methods.
- EventListener _onErrorClosure;
-
- /** The window to which results must be posted. */
- Window parentWindow;
-
- /** The time at which tests start. */
- Map<int,Date> _testStarts;
-
- ChildHtmlConfiguration() :
- _testStarts = new Map<int,Date>();
-
- /** Don't start running tests automatically. */
- get autoStart => false;
-
- void onInit() {
- _onErrorClosure =
- (e) => handleExternalError(e, '(DOM callback has errors)');
-
- /**
- * The parent posts a 'start' message to kick things off,
- * which is handled by this handler. It saves the parent
- * window, gets the test ID from the query parameter in the
- * IFrame URL, sets that as a solo test and starts test execution.
- */
- window.on.message.add((MessageEvent e) {
- var m = new _Message.fromString(e.data);
- if (m.messageType == _Message.START) {
- parentWindow = e.source;
- String search = window.location.search;
- int pos = search.indexOf('t=');
- String ids = search.substring(pos+2);
- int id = int.parse(ids);
- setSoloTest(id);
- runTests();
- }
- });
- }
-
- void onStart() {
- // Listen for uncaught errors.
- window.on.error.add(_onErrorClosure);
- }
-
- /** Record the start time of the test. */
- void onTestStart(TestCase testCase) {
- super.onTestStart(testCase);
- _testStarts[testCase.id]= new Date.now();
- }
-
- /**
- * Tests can call [log] for diagnostic output. These log
- * messages in turn get passed to this method, which adds
- * a timestamp and posts them back to the parent window.
- */
- void logTestCaseMessage(TestCase testCase, String message) {
- int elapsed;
- if (testCase == null) {
- elapsed = -1;
- } else {
- Date end = new Date.now();
- elapsed = end.difference(_testStarts[testCase.id]).inMilliseconds;
- }
- parentWindow.postMessage(
- _Message.text(_Message.LOG, elapsed, message).toString(), '*');
- }
-
- /**
- * Get the elapsed time for the test, and post the test result
- * back to the parent window. If the test failed due to an exception
- * the stack is posted back too (before the test result).
- */
- void onTestResult(TestCase testCase) {
- super.onTestResult(testCase);
- Date end = new Date.now();
- int elapsed = end.difference(_testStarts[testCase.id]).inMilliseconds;
- if (testCase.stackTrace != null) {
- parentWindow.postMessage(
- _Message.text(_Message.STACK, elapsed, testCase.stackTrace), '*');
- }
- parentWindow.postMessage(
- _Message.text(testCase.result, elapsed, testCase.message), '*');
- }
-
- void onDone(int passed, int failed, int errors, List<TestCase> results,
- String uncaughtError) {
- window.on.error.remove(_onErrorClosure);
- }
-}
-
-/**
- * The parent configuration runs in the top-level window; it wraps the tests
- * in new functions that create child IFrames and run the real tests.
- */
-class ParentHtmlConfiguration extends Configuration {
- get autoStart => false;
- get name => 'ParentHtmlConfiguration';
- Map<int,Date> _testStarts;
- // TODO(rnystrom): Get rid of this if we get canonical closures for methods.
- EventListener _onErrorClosure;
-
- /** The stack that was posted back from the child, if any. */
- String _stack;
-
- int _testTime;
- /**
- * Whether or not we have already wrapped the TestCase test functions
- * in new closures that instead create an IFrame and get it to run the
- * test.
- */
- bool _doneWrap = false;
-
- /**
- * We use this to make a single closure from _handleMessage so we
- * can remove the handler later.
- */
- Function _messageHandler;
-
- ParentHtmlConfiguration() :
- _testStarts = new Map<int,Date>();
-
- // We need to block until the test is done, so we make a
- // dummy async callback that we will use to flag completion.
- Function completeTest = null;
-
- wrapTest(TestCase testCase) {
- String baseUrl = window.location.toString();
- String url = '${baseUrl}?t=${testCase.id}';
- return () {
- // Add the child IFrame.
- Element childDiv = document.query('#child');
- var label = new Element.html(
- "<pre id='result${testCase.id}'>${testCase.description}</pre>");
- IFrameElement child = new Element.html("""
- <iframe id='childFrame${testCase.id}' src='$url'>
- </iframe>""");
- childDiv.nodes.add(label);
- childDiv.nodes.add(child);
- completeTest = expectAsync0((){ });
- // Kick off the test when the IFrame is loaded.
- child.on.load.add((e) {
- child.contentWindow.postMessage(_Message.text(_Message.START), '*');
- });
- };
- }
-
- void _handleMessage(MessageEvent e) {
- // Get the result, do any logging, then do a pass/fail.
- var msg = new _Message.fromString(e.data);
- if (msg.messageType == _Message.LOG) {
- logMessage(e.data);
- } else if (msg.messageType == _Message.STACK) {
- _stack = msg.body;
- } else {
- _testTime = msg.elapsed;
- if (msg.messageType == _Message.PASS) {
- currentTestCase.pass();
- } else if (msg.messageType == _Message.FAIL) {
- currentTestCase.fail(msg.body, _stack);
- } else if (msg.messageType == _Message.ERROR) {
- currentTestCase.error(msg.body, _stack);
- }
- completeTest();
- }
- }
-
- void onInit() {
- _messageHandler = _handleMessage; // We need to make just one closure.
- _onErrorClosure =
- (e) => handleExternalError(e, '(DOM callback has errors)');
- }
-
- void onStart() {
- // Listen for uncaught errors.
- window.on.error.add(_onErrorClosure);
- if (!_doneWrap) {
- _doneWrap = true;
- for (int i = 0; i < testCases.length; i++) {
- testCases[i].test = wrapTest(testCases[i]);
- testCases[i].setUp = null;
- testCases[i].tearDown = null;
- }
- }
- window.on.message.add(_messageHandler);
- }
-
- void onTestStart(TestCase testCase) {
- var id = testCase.id;
- _testStarts[testCase.id]= new Date.now();
- super.onTestStart(testCase);
- _stack = null;
- }
-
- // Actually test logging is handled by the child, then posted
- // back to the parent. So here we know that the [message] argument
- // is in the format used by [_Message].
- void logTestCaseMessage(TestCase testCase, String message) {
- var msg = new _Message.fromString(message);
- document.query('#otherlogs').nodes.add(
- new Element.html('<p>${msg.body}</p>'));
- }
-
- void onTestResult(TestCase testCase) {
- if (!testCase.enabled) return;
- super.onTestResult(testCase);
- document.query('#result${testCase.id}').text =
- '${testCase.result}:${testCase.runningTime.inMilliseconds}:'
- '${testCase.description}//${testCase.message}';
- }
-
- void onDone(int passed, int failed, int errors, List<TestCase> results,
- String uncaughtError) {
- window.on.message.remove(_messageHandler);
- window.on.error.remove(_onErrorClosure);
- window.postMessage('done', '*'); // Unblock DRT
- }
-}
-
-/**
- * Add the divs to the DOM if they are not present.
- */
-void _prepareDom() {
- if (document.query('#otherlogs') == null) {
- document.body.nodes.add(new Element.html(
- "<div id='otherlogs'></div>"));
- }
- if (document.query('#child') == null) {
- document.body.nodes.add(new Element.html("<div id='child'></div>"));
- }
-}
-
-/**
- * Allocate a Configuration. We allocate either a parent or
- * child, depending on whether the URL has a search part.
- */
-void useHtmlLayoutConfiguration() {
- if (window.location.search == '') { // This is the parent.
- _prepareDom();
- configure(new ParentHtmlConfiguration());
- } else {
- configure(new ChildHtmlConfiguration());
- }
-}
-
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