Warn when a #[should_panic] test has an unexpected message

2 files changed, 38 insertions, 0 deletions

diff --git a/src/test/run-fail/test-should-panic-bad-message.rs b/src/test/run-fail/test-should-panic-bad-message.rs
new file mode 100644
index 00000000000..7186672b404
--- /dev/null
+++ b/src/test/run-fail/test-should-panic-bad-message.rs
@@ -0,0 +1,19 @@
+// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// compile-flags: --test
+
+// error-pattern:panicked at 'bar'
+// check-stdout
+#[test]
+#[should_panic(expected = "foo")]
+pub fn test_bar() {
+    panic!("bar")
+}
diff --git a/src/test/run-fail/test-should-panic-no-message.rs b/src/test/run-fail/test-should-panic-no-message.rs
new file mode 100644
index 00000000000..50dc2aed8e9
--- /dev/null
+++ b/src/test/run-fail/test-should-panic-no-message.rs
@@ -0,0 +1,19 @@
+// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// compile-flags: --test
+
+// error-pattern:panicked at 'explicit panic'
+// check-stdout
+#[test]
+#[should_panic(expected = "foo")]
+pub fn test_explicit() {
+    panic!()
+}