John Messerly
42 lines
1.1 KiB
Dart
42 lines
1.1 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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// Check that FallThroughError is thrown if switch clause does not terminate.
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import "package:expect/expect.dart";
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class SwitchFallthruTest {
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static String test(int n) {
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String result = "foo";
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switch (n) {
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case 0:
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result = "zero";
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break;
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case 1:
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result = "one";
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// fall-through, throw implicit FallThroughError here.
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case 9:
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result = "nine";
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// No implicit FallThroughError at end of switch statement.
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}
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return result;
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}
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static testMain() {
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Expect.equals("zero", test(0));
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bool fallthroughCaught = false;
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try {
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test(1);
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} on FallThroughError catch (e) {
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fallthroughCaught = true;
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}
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Expect.equals(true, fallthroughCaught);
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Expect.equals("nine", test(9));
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Expect.equals("foo", test(99));
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}
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}
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main() {
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SwitchFallthruTest.testMain();
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}
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