Index: test/codegen/corelib/linked_hash_map_from_iterable_test.dart |
diff --git a/test/codegen/corelib/linked_hash_map_from_iterable_test.dart b/test/codegen/corelib/linked_hash_map_from_iterable_test.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..a8de693c1525c28d1b507dda745900a5f7ff9b54 |
--- /dev/null |
+++ b/test/codegen/corelib/linked_hash_map_from_iterable_test.dart |
@@ -0,0 +1,117 @@ |
+// 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. |
+ |
+import "package:expect/expect.dart"; |
+import 'dart:collection'; |
+ |
+main() { |
+ defaultFunctionValuesTest(); |
+ defaultKeyFunctionTest(); |
+ defaultValueFunctionTest(); |
+ noDefaultValuesTest(); |
+ emptyIterableTest(); |
+ equalElementsTest(); |
+ genericTypeTest(); |
+} |
+ |
+void defaultFunctionValuesTest() { |
+ var map = new LinkedHashMap.fromIterable([1, 2, 3]); |
+ |
+ Expect.isTrue(map is Map); |
+ Expect.isTrue(map is LinkedHashMap); |
+ |
+ Expect.equals(3, map.length); |
+ Expect.equals(3, map.keys.length); |
+ Expect.equals(3, map.values.length); |
+ |
+ Expect.equals(1, map[1]); |
+ Expect.equals(2, map[2]); |
+ Expect.equals(3, map[3]); |
+} |
+ |
+void defaultKeyFunctionTest() { |
+ var map = new LinkedHashMap.fromIterable([1, 2, 3], value: (x) => x + 1); |
+ |
+ Expect.isTrue(map is Map); |
+ Expect.isTrue(map is LinkedHashMap); |
+ |
+ Expect.equals(3, map.length); |
+ Expect.equals(3, map.keys.length); |
+ Expect.equals(3, map.values.length); |
+ |
+ Expect.equals(2, map[1]); |
+ Expect.equals(3, map[2]); |
+ Expect.equals(4, map[3]); |
+} |
+ |
+void defaultValueFunctionTest() { |
+ var map = new LinkedHashMap.fromIterable([1, 2, 3], key: (x) => x + 1); |
+ |
+ Expect.isTrue(map is Map); |
+ Expect.isTrue(map is LinkedHashMap); |
+ |
+ Expect.equals(3, map.length); |
+ Expect.equals(3, map.keys.length); |
+ Expect.equals(3, map.values.length); |
+ |
+ Expect.equals(1, map[2]); |
+ Expect.equals(2, map[3]); |
+ Expect.equals(3, map[4]); |
+} |
+ |
+void noDefaultValuesTest() { |
+ var map = new LinkedHashMap.fromIterable([1, 2, 3], |
+ key: (x) => x + 1, value: (x) => x - 1); |
+ |
+ Expect.isTrue(map is Map); |
+ Expect.isTrue(map is LinkedHashMap); |
+ |
+ Expect.equals(3, map.length); |
+ Expect.equals(3, map.keys.length); |
+ Expect.equals(3, map.values.length); |
+ |
+ Expect.equals(0, map[2]); |
+ Expect.equals(1, map[3]); |
+ Expect.equals(2, map[4]); |
+} |
+ |
+void emptyIterableTest() { |
+ var map = new LinkedHashMap.fromIterable([]); |
+ Expect.isTrue(map is Map); |
+ Expect.isTrue(map is LinkedHashMap); |
+ |
+ Expect.equals(0, map.length); |
+ Expect.equals(0, map.keys.length); |
+ Expect.equals(0, map.values.length); |
+} |
+ |
+void equalElementsTest() { |
+ var map = new LinkedHashMap.fromIterable([1, 2, 2], key: (x) => x + 1); |
+ |
+ Expect.isTrue(map is Map); |
+ Expect.isTrue(map is LinkedHashMap); |
+ |
+ Expect.equals(2, map.length); |
+ Expect.equals(2, map.keys.length); |
+ Expect.equals(2, map.values.length); |
+ |
+ Expect.equals(1, map[2]); |
+ Expect.equals(2, map[3]); |
+} |
+ |
+void genericTypeTest() { |
+ var map = new LinkedHashMap<int, String>.fromIterable( |
+ <int>[1, 2, 3], value: (x) => '$x'); |
+ Expect.isTrue(map is Map<int, String>); |
+ Expect.isTrue(map is LinkedHashMap<int, String>); |
+ |
+ map = new LinkedHashMap<String, String>.fromIterable( |
+ <int>[1, 2, 3], key: (x) => '$x', value: (x) => '$x'); |
+ Expect.isTrue(map is Map<String, String>); |
+ Expect.isTrue(map is LinkedHashMap<String, String>); |
+ |
+ // Make sure it is not just LinkedHashMap<dynamic, dynamic>. |
+ Expect.isFalse(map is LinkedHashMap<int, dynamic>); |
+ Expect.isFalse(map is LinkedHashMap<dynamic, int>); |
+} |