1 files changed, 35 insertions, 0 deletions
diff --git a/third_party/jpeg-xl/lib/jpegli/testing.h b/third_party/jpeg-xl/lib/jpegli/testing.h
new file mode 100644
index 0000000000..873a0171e7
--- /dev/null
+++ b/third_party/jpeg-xl/lib/jpegli/testing.h
@@ -0,0 +1,35 @@
+// Copyright (c) the JPEG XL Project Authors. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+#ifndef LIB_JPEGLI_TESTING_H_
+#define LIB_JPEGLI_TESTING_H_
+
+// GTest/GMock specific macros / wrappers.
+
+// gmock unconditionally redefines those macros (to wrong values).
+// Lets include it only here and mitigate the problem.
+#pragma push_macro("PRIdS")
+#pragma push_macro("PRIuS")
+#include "gmock/gmock.h"
+#pragma pop_macro("PRIuS")
+#pragma pop_macro("PRIdS")
+
+#include "gtest/gtest.h"
+
+// googletest before 1.10 didn't define INSTANTIATE_TEST_SUITE_P() but instead
+// used INSTANTIATE_TEST_CASE_P which is now deprecated.
+#ifdef INSTANTIATE_TEST_SUITE_P
+#define JPEGLI_INSTANTIATE_TEST_SUITE_P INSTANTIATE_TEST_SUITE_P
+#else
+#define JPEGLI_INSTANTIATE_TEST_SUITE_P INSTANTIATE_TEST_CASE_P
+#endif
+
+// Ensures that we don't make our test bounds too lax, effectively disabling the
+// tests.
+MATCHER_P(IsSlightlyBelow, max, "") {
+  return max * 0.75 <= arg && arg <= max * 1.0;
+}
+
+#endif  // LIB_JPEGLI_TESTING_H_