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Unified Diff: tests/corelib/hash_set_type_check_test.dart

Issue 971833002: Correct typing of LinkedHashSet.add. Add unit test. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 5 years, 10 months ago
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Index: tests/corelib/hash_set_type_check_test.dart
===================================================================
--- tests/corelib/hash_set_type_check_test.dart (revision 0)
+++ tests/corelib/hash_set_type_check_test.dart (working copy)
@@ -0,0 +1,39 @@
+// 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.
+//
+// VMOptions=--enable_type_checks
+
+// Tests of hash set type checking.
+
+library hash_set_type_check_test;
+import "package:expect/expect.dart";
+import 'dart:collection';
+
+testSet(Set<String> newSet()) {
+ Set<String> s = newSet();
+ Expect.throws(() => s.add(1), (e) => e is Error);
+ Expect.isNull(s.lookup(1));
+}
+
+
+void testIdentitySet(Set create()) {
+ Set<String> s = create();
+ Expect.throws(() => s.add(1), (e) => e is Error);
+ Expect.isNull(s.lookup(1));
+}
+
+
+void main() {
+ testSet(() => new Set<String>());
+ testSet(() => new HashSet<String>());
+ testSet(() => new LinkedHashSet<String>());
+ testIdentitySet(() => new Set<String>.identity());
+ testIdentitySet(() => new HashSet<String>.identity());
+ testIdentitySet(() => new LinkedHashSet<String>.identity());
+ testIdentitySet(() => new HashSet<String>(equals: (x, y) => identical(x, y),
+ hashCode: (x) => identityHashCode(x)));
+ testIdentitySet(
+ () => new LinkedHashSet<String>(equals: (x, y) => identical(x, y),
+ hashCode: (x) => identityHashCode(x)));
+}
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