Revert 45783

tests/lib/developer/user_tags_test.dart

Index: tests/lib/developer/user_tags_test.dart
diff --git a/tests/lib/developer/user_tags_test.dart b/tests/lib/developer/user_tags_test.dart
deleted file mode 100644
index f4fc4743a83c9034aa805e98adae85c8f66dfce4..0000000000000000000000000000000000000000
--- a/tests/lib/developer/user_tags_test.dart
+++ /dev/null
@@ -1,82 +0,0 @@
-// Copyright (c) 2014, 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.
-//
-
-import 'dart:developer';
-import 'package:expect/expect.dart';
-
-// Test that the default tag is set.
-testDefault() {
-  Expect.isTrue(identical(UserTag.defaultTag, getCurrentTag()));
-}
-
-// Test that the label property matches the constructor.
-void testLabel() {
-  var label = 'Hello World';
-  var tag = new UserTag(label);
-  Expect.equals(label, tag.label);
-}
-
-
-// Test that we canonicalize UserTag by name.
-void testCanonicalize(tag1) {
-  var label = 'Global Tag';
-  var tag = new UserTag(label);
-  Expect.isTrue(identical(tag, tag1));
-  var defaultLabel = 'Default';
-  var defaultTag = new UserTag(defaultLabel);
-  Expect.isTrue(identical(UserTag.defaultTag, defaultTag));
-}
-
-
-// Test that we made the tag current.
-void testMakeCurrent(tag) {
-  tag.makeCurrent();
-  Expect.isTrue(identical(tag, getCurrentTag()));
-}
-
-
-// Test that we reach a limit of tags an exception is thrown.
-void testExhaust() {
-  var i = 0;
-  while (true) {
-    var label = i.toString();
-    var tag = new UserTag(label);
-    i++;
-  }
-}
-
-
-var callerTag = new UserTag('caller');
-var calleeTag = new UserTag('callee');
-
-void callee() {
-  var old = calleeTag.makeCurrent();
-  Expect.isTrue(identical(calleeTag, getCurrentTag()));
-  old.makeCurrent();
-}
-
-void testCallerPattern() {
-  Expect.isTrue(identical(UserTag.defaultTag, getCurrentTag()));
-  var old = callerTag.makeCurrent();
-  Expect.isTrue(identical(callerTag, getCurrentTag()));
-  callee();
-  Expect.isTrue(identical(callerTag, getCurrentTag()));
-  old.makeCurrent();
-  Expect.isTrue(identical(UserTag.defaultTag, getCurrentTag()));
-}
-
-
-main() {
-  testDefault();
-  testCallerPattern();
-  var label = 'Global Tag';
-  var tag = new UserTag(label);
-  testLabel();
-  testCanonicalize(tag);
-  for (var i = 0; i < 2000; i++) {
-    testMakeCurrent(tag);
-  }
-  Expect.throws(testExhaust);
-}