openssl: check config file exists.

Closes #34735.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/Library/Formula/openssl.rb b/Library/Formula/openssl.rb
index c565b3c8b..da80ea4cf 100644
--- a/Library/Formula/openssl.rb
+++ b/Library/Formula/openssl.rb
@@ -121,6 +121,11 @@ class Openssl < Formula
   end
 
   test do
+    # Make sure the necessary .cnf file exists, otherwise OpenSSL gets moody.
+    assert (HOMEBREW_PREFIX/"etc/openssl/openssl.cnf").exist?,
+            "OpenSSL requires the .cnf file for some functionality"
+
+    # Check OpenSSL itself functions as expected.
     (testpath/"testfile.txt").write("This is a test file")
     expected_checksum = "91b7b0b1e27bfbf7bc646946f35fa972c47c2d32"
     system "#{bin}/openssl", "dgst", "-sha1", "-out", "checksum.txt", "testfile.txt"