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Unified Diff: tests/language/vm/no_such_method_error_message_callable_vm_test.dart

Issue 2785623004: Fix #14144 confusing error message misusing a callable object (Closed)
Patch Set: Realized that doing .runtimeType == _Closure is unnecessary, doing 'is' now. Created 3 years, 9 months ago
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Index: tests/language/vm/no_such_method_error_message_callable_vm_test.dart
diff --git a/tests/language/vm/no_such_method_error_message_callable_vm_test.dart b/tests/language/vm/no_such_method_error_message_callable_vm_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..a7d5ed9bf9a7a9615c30c51072bf6644e0877e68
--- /dev/null
+++ b/tests/language/vm/no_such_method_error_message_callable_vm_test.dart
@@ -0,0 +1,39 @@
+// Copyright (c) 2017, 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.
+// VMOptions=--optimization-counter-threshold=10 --no-use-osr --no-background-compilation
+
+import "package:expect/expect.dart";
+
+// Test error message with noSuchMethodError: non-existent names
+// should result in a message that reports the missing method.
+
+class Callable {
+ call() {}
+}
+
+call_bar(x) => x.bar();
+call_with_bar(x) => x("bar");
+
+testMessageProp() {
+ try {
+ call_bar(new Callable());
+ } catch (e) {
+ Expect.isTrue(e.toString().contains("has no instance method 'bar'"));
+ }
+}
+
+testMessageCall() {
+ try {
+ call_with_bar(new Callable());
+ } catch (e) {
+ final noMatchingArgs =
+ "has no instance method 'call' with matching arguments";
+ Expect.isTrue(e.toString().contains(noMatchingArgs));
+ }
+}
+
+main() {
+ for (var i = 0; i < 20; i++) testMessageProp();
+ for (var i = 0; i < 20; i++) testMessageCall();
+}
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