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Unified Diff: pkg/matcher/test/future_matchers_test.dart

Issue 317733006: pkg/matcher: reapply 36881,36896 working around Issue 19173 (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: nit Created 6 years, 6 months ago
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Index: pkg/matcher/test/future_matchers_test.dart
diff --git a/pkg/matcher/test/future_matchers_test.dart b/pkg/matcher/test/future_matchers_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..6fac0de819f17d5d872d5aaa93097056ed3286fb
--- /dev/null
+++ b/pkg/matcher/test/future_matchers_test.dart
@@ -0,0 +1,76 @@
+// 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.
+
+library matcher.future_matchers_test;
+
+import 'dart:async';
+
+import 'package:matcher/matcher.dart';
+import 'package:unittest/unittest.dart' show test, group;
+
+import 'test_utils.dart';
+
+void main() {
+ initUtils();
+
+ test('completes - unexpected error', () {
+ var completer = new Completer();
+ completer.completeError('X');
+ shouldFail(completer.future, completes,
+ contains('Expected future to complete successfully, '
+ 'but it failed with X'),
+ isAsync: true);
+ });
+
+ test('completes - successfully', () {
+ var completer = new Completer();
+ completer.complete('1');
+ shouldPass(completer.future, completes, isAsync: true);
+ });
+
+ test('throws - unexpected to see normal completion', () {
+ var completer = new Completer();
+ completer.complete('1');
+ shouldFail(completer.future, throws,
+ contains("Expected future to fail, but succeeded with '1'"),
+ isAsync: true);
+ });
+
+ test('throws - expected to see exception', () {
+ var completer = new Completer();
+ completer.completeError('X');
+ shouldPass(completer.future, throws, isAsync: true);
+ });
+
+ test('throws - expected to see exception thrown later on', () {
+ var completer = new Completer();
+ var chained = completer.future.then((_) { throw 'X'; });
+ shouldPass(chained, throws, isAsync: true);
+ completer.complete('1');
+ });
+
+ test('throwsA - unexpected normal completion', () {
+ var completer = new Completer();
+ completer.complete('1');
+ shouldFail(completer.future, throwsA(equals('X')),
+ contains("Expected future to fail, but succeeded with '1'"),
+ isAsync: true);
+ });
+
+ test('throwsA - correct error', () {
+ var completer = new Completer();
+ completer.completeError('X');
+ shouldPass(completer.future, throwsA(equals('X')), isAsync: true);
+ });
+
+ test('throwsA - wrong error', () {
+ var completer = new Completer();
+ completer.completeError('X');
+ shouldFail(completer.future, throwsA(equals('Y')),
+ "Expected: 'Y' Actual: 'X' "
+ "Which: is different. "
+ "Expected: Y Actual: X ^ Differ at offset 0",
+ isAsync: true);
+ });
+}
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