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5b3a5acf01
Change-Id: I1194f9091b74ba3e288d5e7bd386c204fa25c837 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/193360 Commit-Queue: Kallen Tu <kallentu@google.com> Reviewed-by: Dmitry Stefantsov <dmitryas@google.com> Reviewed-by: Jake Macdonald <jakemac@google.com>
86 lines
2.3 KiB
Dart
86 lines
2.3 KiB
Dart
// Copyright (c) 2021, 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 switch statements for const functions.
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// SharedOptions=--enable-experiment=const-functions
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import "package:expect/expect.dart";
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const var1 = basicSwitch(1);
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// ^^^^^^^^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
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const var2 = basicSwitch(2);
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// ^^^^^^^^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
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int basicSwitch(int x) {
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switch (x) {
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case 1:
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return 100;
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default:
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x++;
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break;
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}
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return x;
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}
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const var3 = multipleCaseSwitch(1);
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// ^^^^^^^^^^^^^^^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
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const var4 = multipleCaseSwitch(2);
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// ^^^^^^^^^^^^^^^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
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const var5 = multipleCaseSwitch(3);
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// ^^^^^^^^^^^^^^^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
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int multipleCaseSwitch(int x) {
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switch (x) {
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case 1:
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case 2:
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return 100;
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default:
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break;
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}
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return 0;
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}
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const var6 = continueLabelSwitch(1);
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// ^^^^^^^^^^^^^^^^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
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const var7 = continueLabelSwitch(2);
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// ^^^^^^^^^^^^^^^^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
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const var8 = continueLabelSwitch(3);
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// ^^^^^^^^^^^^^^^^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
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const var9 = continueLabelSwitch(4);
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// ^^^^^^^^^^^^^^^^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
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int continueLabelSwitch(int x) {
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switch (x) {
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label1:
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case 1:
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x = x + 100;
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continue label3;
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case 2:
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continue label1;
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label3:
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case 3:
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return x + 3;
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}
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return 0;
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}
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void main() {
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Expect.equals(var1, 100);
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Expect.equals(var2, 3);
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Expect.equals(var3, 100);
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Expect.equals(var4, 100);
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Expect.equals(var5, 0);
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Expect.equals(var6, 104);
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Expect.equals(var7, 105);
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Expect.equals(var8, 6);
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Expect.equals(var9, 0);
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}
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