sigmund@google.com
64d7bc5acf
Review URL: https://chromiumcodereview.appspot.com//10248007 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@7101 260f80e4-7a28-3924-810f-c04153c831b5
79 lines
2.0 KiB
Dart
79 lines
2.0 KiB
Dart
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// Tests that map literals are ordered.
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class OrderedMapsTest {
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static testMain() {
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testMaps(const { "a": 1, "c": 2 }, const { "c": 2, "a": 1}, true);
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testMaps({ "a": 1, "c": 2 }, { "c": 2, "a": 1 }, false);
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}
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static void testMaps(map1, map2, bool isConst) {
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Expect.equals(true, map1 !== map2);
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var keys = map1.getKeys();
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Expect.equals(2, keys.length);
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Expect.equals("a", keys[0]);
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Expect.equals("c", keys[1]);
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keys = map2.getKeys();
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Expect.equals(2, keys.length);
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Expect.equals("c", keys[0]);
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Expect.equals("a", keys[1]);
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var values = map1.getValues();
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Expect.equals(2, values.length);
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Expect.equals(1, values[0]);
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Expect.equals(2, values[1]);
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values = map2.getValues();
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Expect.equals(2, values.length);
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Expect.equals(2, values[0]);
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Expect.equals(1, values[1]);
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if (isConst) return;
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map1["b"] = 3;
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map2["b"] = 3;
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keys = map1.getKeys();
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Expect.equals(3, keys.length);
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Expect.equals("a", keys[0]);
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Expect.equals("c", keys[1]);
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Expect.equals("b", keys[2]);
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keys = map2.getKeys();
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Expect.equals(3, keys.length);
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Expect.equals("c", keys[0]);
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Expect.equals("a", keys[1]);
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Expect.equals("b", keys[2]);
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values = map1.getValues();
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Expect.equals(3, values.length);
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Expect.equals(1, values[0]);
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Expect.equals(2, values[1]);
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Expect.equals(3, values[2]);
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values = map2.getValues();
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Expect.equals(3, values.length);
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Expect.equals(2, values[0]);
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Expect.equals(1, values[1]);
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Expect.equals(3, values[2]);
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map1["a"] = 4;
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keys = map1.getKeys();
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Expect.equals(3, keys.length);
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Expect.equals("a", keys[0]);
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values = map1.getValues();
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Expect.equals(3, values.length);
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Expect.equals(4, values[0]);
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}
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}
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main() {
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OrderedMapsTest.testMain();
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}
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