1 files changed, 12 insertions, 1 deletions
diff --git a/test/recipes/80-test_cms.t b/test/recipes/80-test_cms.t
index 28d96b8eda..5d755c989d 100644
--- a/test/recipes/80-test_cms.t
+++ b/test/recipes/80-test_cms.t
@@ -50,7 +50,7 @@ my ($no_des, $no_dh, $no_dsa, $no_ec, $no_ec2m, $no_rc2, $no_zlib)
 
 $no_rc2 = 1 if disabled("legacy");
 
-plan tests => 15;
+plan tests => 16;
 
 ok(run(test(["pkcs7_test"])), "test pkcs7");
 
@@ -1081,3 +1081,14 @@ sub check_availability {
 
     return "";
 }
+
+# Test case for the locking problem reported in #19643.
+# This will fail if the fix is in and deadlock on Windows (and possibly
+# other platforms) if not.
+ok(!run(app(['openssl', 'cms', '-verify',
+             '-CAfile', srctop_file("test/certs", "pkitsta.pem"),
+             '-policy', 'anyPolicy',
+             '-in', srctop_file("test/smime-eml",
+                                "SignedInvalidMappingFromanyPolicyTest7.eml")
+            ])),
+   "issue#19643");