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Unified Diff: test/codegen/corelib/linked_hash_map_from_iterable_test.dart

Issue 1945153002: Add corelib tests (Closed) Base URL: https://github.com/dart-lang/dev_compiler@master
Patch Set: error_test and range_error_test now pass Created 4 years, 7 months ago
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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>);
+}
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