Revert "Add optional message to assert in Dart2js - continued"

tests/compiler/dart2js_extra/assert_with_message_test.dart

-// Copyright (c) 2015, 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 "package:expect/expect.dart";
-
-@AssumeDynamic() @NoInline()
-confuse(x) => x;
-
-
-testFalse(name, fault) {
-  try {
-    fault();
-  } catch (e) {
-    Expect.isTrue(e is AssertionError, '$name: is AssertionError');
-    Expect.isTrue('$e'.contains('Mumble'), '$name: <<$e>> contains "Mumble"');
-    return;
-  }
-  Expect.fail('Expected assert to throw');
-}
-
-test1() {
-  testFalse('constant false', () { assert(false, 'Mumble'); });
-}
-
-test2() {
-  testFalse('constant function', () { assert(() => false, 'Mumble'); });
-}
-
-test3() {
-  testFalse('variable false', () { assert(confuse(false), 'Mumble'); });
-}
-
-test4() {
-  testFalse('variable function',
-      () { assert(confuse(() => false), 'Mumble'); });
-}
-
-testTypeErrors() {
-  check(name, fault) {
-    try {
-      fault();
-    } catch (e) {
-      Expect.isTrue(e is TypeError,
-          'name: <<$e>> (${e.runtimeType}) is TypeError');
-      return;
-    }
-    Expect.fail('Expected assert to throw');
-  }
-
-  check('constant type error', () { assert(null, 'Mumble'); });
-  check('variable type error', () { assert(confuse(null), 'Mumble'); });
-  check('function type error', () { assert(confuse(() => null), 'Mumble'); });
-}
-
-testMessageEffect1() {
-  var v = 1;
-  // Message is not evaluated on succeeding assert.
-  assert(confuse(true), '${v = 123}');
-  Expect.equals(1, v);
-}
-
-testMessageEffect2() {
-  var v = 1;
-  try {
-    // Message is evaluated to produce AssertionError argument on failing
-    // assert.
-    assert(confuse(false), '${v = 123}');
-  } catch (e) {
-    Expect.equals(123, v);
-    Expect.isTrue('$e'.contains('123'), '<<$e>> contains "123"');
-    return;
-  }
-  Expect.fail('Expected assert to throw');
-}
-
-testMessageEffect3() {
-  var v = 1;
-  try {
-    // Message is evaluated to produce AssertionError argument on failing
-    // assert.
-    assert(confuse(() => ++v > 100), '${++v}');
-  } catch (e) {
-    Expect.equals(3, v);
-    Expect.isTrue('$e'.contains('3'), '<<$e>> contains "3"');
-    return;
-  }
-  Expect.fail('Expected assert to throw');
-}
-
-bool get checkedMode {
-  bool b = false;
-  assert((b = true));
-  return b;
-}
-
-main() {
-  if (!checkedMode) return;
-
-  test1();
-  test2();
-  test3();
-  test4();
-  testTypeErrors();
-  testMessageEffect1();
-  testMessageEffect2();
-  testMessageEffect3();
-}