Update unittest to new package layout.

pkg/unittest/test_case.dart

Index: pkg/unittest/test_case.dart
diff --git a/pkg/unittest/test_case.dart b/pkg/unittest/test_case.dart
deleted file mode 100644
index b0f1d18e12fc78e0cce396606cb8dcd14fe9a93b..0000000000000000000000000000000000000000
--- a/pkg/unittest/test_case.dart
+++ /dev/null
@@ -1,126 +0,0 @@
-// 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.
-
-/**
- * testcase.dart: this file is sourced by unittest.dart. It defines [TestCase]
- * and assumes unittest defines the type [TestFunction].
- */
-
-/** Summarizes information about a single test case. */
-class TestCase {
-  /** Identifier for this test. */
-  final int id;
-
-  /** A description of what the test is specifying. */
-  final String description;
-
-  /** The setup function to call before the test, if any. */
-  Function _setUp;
-
-  Function get setUp => _setUp;
-  set setUp(Function value) => _setUp = value;
-
-  /** The teardown function to call after the test, if any. */
-  Function _tearDown;
-
-  Function get tearDown => _tearDown;
-  set tearDown(Function value) => _tearDown = value;
-
-  /** The body of the test case. */
-  TestFunction test;
-
-  /**
-   * Remaining number of callbacks functions that must reach a 'done' state
-   * to wait for before the test completes.
-   */
-  int callbackFunctionsOutstanding;
-
-  /** Error or failure message. */
-  String message = '';
-
-  /**
-   * One of [_PASS], [_FAIL], [_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;
-
-  /** The group (or groups) under which this test is running. */
-  final String currentGroup;
-
-  Date startTime;
-
-  Duration runningTime;
-
-  bool enabled = true;
-
-  bool _doneTeardown = false;
-
-  TestCase(this.id, this.description, this.test,
-           this.callbackFunctionsOutstanding)
-  : currentGroup = _currentGroup,
-    _setUp = _testSetup,
-    _tearDown = _testTeardown;
-
-  bool get isComplete => !enabled || result != null;
-
-  void run() {
-    if (enabled) {
-      result = stackTrace = null;
-      message = '';
-      _doneTeardown = false;
-      if (_setUp != null) {
-        _setUp();
-      }
-      _config.onTestStart(this);
-      startTime = new Date.now();
-      runningTime = null;
-      test();
-    }
-  }
-
-  void _complete() {
-    if (runningTime == null) {
-      // TODO(gram): currently the duration measurement code is blocked
-      // by issue 4437. When that is fixed replace the line below with:
-      //    runningTime = new Date.now().difference(startTime);
-      runningTime = new Duration(milliseconds: 0);
-    }
-    if (!_doneTeardown) {
-      if (_tearDown != null) {
-        _tearDown();
-      }
-      _doneTeardown = true;
-    }
-    _config.onTestResult(this);
-  }
-
-  void pass() {
-    result = _PASS;
-    _complete();
-  }
-
-  void fail(String messageText, String stack) {
-    if (result != null) {
-      if (result == _PASS) {
-        error('Test failed after initially passing: $messageText', stack);
-      } else if (result == _FAIL) {
-        error('Test failed more than once: $messageText', stack);
-      }
-    } else {
-      result = _FAIL;
-      message = messageText;
-      stackTrace = stack;
-      _complete();
-    }
-  }
-
-  void error(String messageText, String stack) {
-    result = _ERROR;
-    message = messageText;
-    stackTrace = stack;
-    _complete();
-  }
-}