diff --git a/testament/tests/shouldfail/treject.nim b/testament/tests/shouldfail/treject.nim
new file mode 100644
index 0000000000..aaf2b4a63c
--- /dev/null
+++ b/testament/tests/shouldfail/treject.nim
@@ -0,0 +1,7 @@
+discard """
+action: "reject"
+"""
+
+# Because we set action="reject", we expect this line not to compile. But the
+# line does compile, therefore the test fails.
+assert true
diff --git a/tests/testament/treject.nim b/tests/testament/treject.nim
new file mode 100644
index 0000000000..be2db86a9a
--- /dev/null
+++ b/tests/testament/treject.nim
@@ -0,0 +1,6 @@
+discard """
+action: "reject"
+"""
+
+# this line does not compile, so the test should pass, since action="reject"
+let x: int = "type mismatch"
diff --git a/tests/testament/tshould_not_work.nim b/tests/testament/tshould_not_work.nim
index 501e2c32f8..e4d3c7be7d 100644
--- a/tests/testament/tshould_not_work.nim
+++ b/tests/testament/tshould_not_work.nim
@@ -25,6 +25,8 @@ FAIL: tests/shouldfail/toutput.nim C
 Failure: reOutputsDiffer
 FAIL: tests/shouldfail/toutputsub.nim C
 Failure: reOutputsDiffer
+FAIL: tests/shouldfail/treject.nim C
+Failure: reFilesDiffer
 FAIL: tests/shouldfail/tsortoutput.nim C
 Failure: reOutputsDiffer
 FAIL: tests/shouldfail/ttimeout.nim C