First prototype of import map generator.

client/testing/unittest/shared.dart

 // Copyright (c) 2011, 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.
 
 /**
  * Description text of the current test group. If multiple groups are nested,
  * this will contain all of their text concatenated.
  */
 String _currentGroup = '';
 
 /** Tests executed in this suite. */
 List<TestCase> _tests;
 
-/** 
+/**
  * Callback used to run tests. Entrypoints can replace this with their own
- * if they want. 
+ * if they want.
  */
 Function _testRunner;
 
 /** Whether this is run within dartium layout tests. */
 bool _isLayoutTest = false;
 
 /** Current test being executed. */
 int _currentTest = 0;
 
 /** Total number of callbacks that have been executed in the current test. */
@@ skipping 65 matching lines @@
     int i = 0;
     void invokeNext() {
       closures[i]();
       i++;
       if (i < length) {
         window.setTimeout(invokeNext, 0);
       }
     }
     window.setTimeout(invokeNext, 0);
   }
-} 
+}
 
 /**
  * Creates a new named group of tests. Calls to group() or test() within the
  * body of the function passed to this will inherit this group's description.
  */
 void group(String description, void body()) {
   _ensureInitialized();
 
   // Concatenate the new group.
   final oldGroup = _currentGroup;
@@ skipping 124 matching lines @@
 /**
  * Lazily initializes the test library if not already initialized.
  */
 _ensureInitialized() {
   if (_state != _UNINITIALIZED) return;
 
   _tests = <TestCase>[];
   _currentGroup = '';
   _state = _READY;
   _testRunner = _nextBatch;
-  
+
   _platformInitialize();
 
   // Immediately queue the suite up. It will run after a timeout (i.e. after
   // main() has returned).
   _platformDefer(_runTests);
 }
 
 /**
  * Wraps an value and provides an "==" operator that can be used to verify that
  * the value matches a given expectation.
  */
 class Expectation {
   final _value;
 
   Expectation(this._value);
 
   /** Asserts that the value is equivalent to [expected]. */
   void equals(expected) {
+    // Use the type-specialized versions when appropriate to give better
+    // error messages.
     if (_value is String && expected is String) {
       Expect.stringEquals(expected, _value);
+    } else if (_value is Map && expected is Map) {
+      Expect.mapEquals(expected, _value);
+    } else if (_value is Set && expected is Set) {
+      Expect.setEquals(expected, _value);
     } else {
       Expect.equals(expected, _value);
     }
   }
 
   /**
    * Asserts that the difference between [expected] and the value is within
    * [tolerance]. If no tolerance is given, it is assumed to be the value 4
    * significant digits smaller than the expected value.
    */
@@ skipping 53 matching lines @@
   /** Error or failure message. */
   String message  = '';
 
   /**
    * One of [_PASS], [_FAIL], or [_ERROR] or [null] if the test hasn't run yet.
    */
   String result;
 
   /** Stack trace associated with this test, or null if it succeeded. */
   String stackTrace;
-  
+
   Date startTime;
-  
+
   Duration runningTime;
 
   TestCase(this.id, this.description, this.test, this.callbacks);
-  
+
   bool get isComplete() => result != null;
 
   void pass() {
     result = _PASS;
   }
 
   void fail(String message_, String stackTrace_) {
     result = _FAIL;
     this.message = message_;
     this.stackTrace = stackTrace_;
   }
 
   void error(String message_, String stackTrace_) {
     result = _ERROR;
     this.message = message_;
     this.stackTrace = stackTrace_;
   }
 }
 
 typedef void TestFunction();