1 files changed, 51 insertions, 0 deletions
diff --git a/security/nss/gtests/ssl_gtest/ssl_debug_env_unittest.cc b/security/nss/gtests/ssl_gtest/ssl_debug_env_unittest.cc
new file mode 100644
index 0000000000..77b4d69afc
--- /dev/null
+++ b/security/nss/gtests/ssl_gtest/ssl_debug_env_unittest.cc
@@ -0,0 +1,51 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include <cstdlib>
+#include <fstream>
+#include <sstream>
+
+#include "gtest_utils.h"
+#include "tls_connect.h"
+
+namespace nss_test {
+
+extern "C" {
+extern FILE* ssl_trace_iob;
+
+#ifdef NSS_ALLOW_SSLKEYLOGFILE
+extern FILE* ssl_keylog_iob;
+#endif
+}
+
+// These tests ensure that when the associated environment variables are unset
+// that the lazily-initialized defaults are what they are supposed to be.
+
+#ifdef DEBUG
+TEST_P(TlsConnectGeneric, DebugEnvTraceFileNotSet) {
+  char* ev = PR_GetEnvSecure("SSLDEBUGFILE");
+  if (ev && ev[0]) {
+    GTEST_SKIP();
+  }
+
+  Connect();
+  EXPECT_EQ(stderr, ssl_trace_iob);
+}
+#endif
+
+#ifdef NSS_ALLOW_SSLKEYLOGFILE
+TEST_P(TlsConnectGeneric, DebugEnvKeylogFileNotSet) {
+  char* ev = PR_GetEnvSecure("SSLKEYLOGFILE");
+  if (ev && ev[0]) {
+    GTEST_SKIP();
+  }
+
+  Connect();
+  EXPECT_EQ(nullptr, ssl_keylog_iob);
+}
+#endif
+
+}  // namespace nss_test