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tests/compiler/dart2js/logical_expression_test.dart

Index: tests/compiler/dart2js/logical_expression_test.dart
diff --git a/tests/compiler/dart2js/logical_expression_test.dart b/tests/compiler/dart2js/logical_expression_test.dart
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+// Copyright (c) 2014, 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.
+
+// Test that logical or-expressions don't introduce unnecessary nots.
+
+import "package:async_helper/async_helper.dart";
+import 'compiler_helper.dart';
+
+const String TEST_ONE = r"""
+foo(bar, gee) {
+  bool cond1 = bar();
+  if (cond1 || gee()) gee();
+  if (cond1 || gee()) gee();
+}
+""";
+
+const String TEST_TWO = r"""
+void foo(list, bar) {
+  if (list == null) bar();
+  if (list == null || bar()) bar();
+  if (list == null || bar()) bar();
+}
+""";
+
+main() {
+  // We want something like:
+  //     var t1 = bar.call$0() === true;
+  //     if (t1 || gee.call$0() === true) gee.call$0();
+  //     if (t1 || gee.call$0() === true) gee.call$0();
+  compileAndDoNotMatchFuzzy(TEST_ONE, 'foo',
+                       r"""var x = [a-zA-Z0-9$.]+\(\) == true;
+                           if \(x \|\| [a-zA-Z0-9$.]+\(\) === true\) [^;]+;
+                           if \(x \|\| [a-zA-Z0-9$.]+\(\) === true\) [^;]+;""");
+
+
+  // We want something like:
+  //     var t1 = list == null;
+  //     if (t1) bar.call$0();
+  //     if (t1 || bar.call$0() === true) bar.call$0();
+  //     if (t1 || bar.call$0() === true) bar.call$0();
+  compileAndMatchFuzzy(TEST_TWO, 'foo',
+                       r"""var x = x == null;
+                           if \(x\) [^;]+;
+                           if \(x \|\| [a-zA-Z0-9$.]+\(\) === true\) [^;]+;
+                           if \(x \|\| [a-zA-Z0-9$.]+\(\) === true\) [^;]+;""");
+}