1 files changed, 14 insertions, 8 deletions
diff --git a/cast/sender/channel/cast_auth_util_unittest.cc b/cast/sender/channel/cast_auth_util_unittest.cc
index 0b76c18b..51e4e338 100644
--- a/cast/sender/channel/cast_auth_util_unittest.cc
+++ b/cast/sender/channel/cast_auth_util_unittest.cc
@@ -13,6 +13,7 @@
 #include "cast/common/channel/proto/cast_channel.pb.h"
 #include "gtest/gtest.h"
 #include "platform/api/time.h"
+#include "platform/test/paths.h"
 #include "testing/util/read_file.h"
 #include "util/logging.h"
 
@@ -107,7 +108,10 @@ bool ConvertTimeSeconds(const DateTime& time, uint64_t* seconds) {
   return true;
 }
 
-#define TEST_DATA_PREFIX OPENSCREEN_TEST_DATA_DIR "cast/common/certificate/"
+const std::string& GetSpecificTestDataPath() {
+  static std::string data_path = GetTestDataPath() + "cast/common/certificate/";
+  return data_path;
+}
 
 class CastAuthUtilTest : public ::testing::Test {
  public:
@@ -121,11 +125,11 @@ class CastAuthUtilTest : public ::testing::Test {
       std::vector<uint8_t>* signed_data,
       ::cast::channel::HashAlgorithm digest_algorithm) {
     std::vector<std::string> chain = testing::ReadCertificatesFromPemFile(
-        TEST_DATA_PREFIX "certificates/chromecast_gen1.pem");
+        GetSpecificTestDataPath() + "certificates/chromecast_gen1.pem");
     OSP_CHECK(!chain.empty());
 
     testing::SignatureTestData signatures = testing::ReadSignatureTestData(
-        TEST_DATA_PREFIX "signeddata/2ZZBG9_FA8FCA3EF91A.pem");
+        GetSpecificTestDataPath() + "signeddata/2ZZBG9_FA8FCA3EF91A.pem");
 
     AuthResponse response;
 
@@ -161,6 +165,8 @@ class CastAuthUtilTest : public ::testing::Test {
   static void MangleData(std::vector<uint8_t>* data) {
     (*data)[0] = ~(*data)[0];
   }
+
+  const std::string& data_path_{GetSpecificTestDataPath()};
 };
 
 // Note on expiration: VerifyCredentials() depends on the system clock. In
@@ -287,7 +293,7 @@ TEST_F(CastAuthUtilTest, VerifySenderNonceMissing) {
 
 TEST_F(CastAuthUtilTest, VerifyTLSCertificateSuccess) {
   std::vector<std::string> tls_cert_der = testing::ReadCertificatesFromPemFile(
-      TEST_DATA_PREFIX "certificates/test_tls_cert.pem");
+      data_path_ + "certificates/test_tls_cert.pem");
   std::string& der_cert = tls_cert_der[0];
   const uint8_t* data = (const uint8_t*)der_cert.data();
   X509* tls_cert = d2i_X509(nullptr, &data, der_cert.size());
@@ -305,7 +311,7 @@ TEST_F(CastAuthUtilTest, VerifyTLSCertificateSuccess) {
 
 TEST_F(CastAuthUtilTest, VerifyTLSCertificateTooEarly) {
   std::vector<std::string> tls_cert_der = testing::ReadCertificatesFromPemFile(
-      TEST_DATA_PREFIX "certificates/test_tls_cert.pem");
+      data_path_ + "certificates/test_tls_cert.pem");
   std::string& der_cert = tls_cert_der[0];
   const uint8_t* data = (const uint8_t*)der_cert.data();
   X509* tls_cert = d2i_X509(nullptr, &data, der_cert.size());
@@ -326,7 +332,7 @@ TEST_F(CastAuthUtilTest, VerifyTLSCertificateTooEarly) {
 
 TEST_F(CastAuthUtilTest, VerifyTLSCertificateTooLate) {
   std::vector<std::string> tls_cert_der = testing::ReadCertificatesFromPemFile(
-      TEST_DATA_PREFIX "certificates/test_tls_cert.pem");
+      data_path_ + "certificates/test_tls_cert.pem");
   std::string& der_cert = tls_cert_der[0];
   const uint8_t* data = (const uint8_t*)der_cert.data();
   X509* tls_cert = d2i_X509(nullptr, &data, der_cert.size());
@@ -390,9 +396,9 @@ bool RunTest(const DeviceCertTest& test_case) {
   std::unique_ptr<TrustStore> cast_trust_store;
   if (test_case.use_test_trust_anchors()) {
     crl_trust_store = testing::CreateTrustStoreFromPemFile(
-        TEST_DATA_PREFIX "certificates/cast_crl_test_root_ca.pem");
+        GetSpecificTestDataPath() + "certificates/cast_crl_test_root_ca.pem");
     cast_trust_store = testing::CreateTrustStoreFromPemFile(
-        TEST_DATA_PREFIX "certificates/cast_test_root_ca.pem");
+        GetSpecificTestDataPath() + "certificates/cast_test_root_ca.pem");
 
     EXPECT_FALSE(crl_trust_store->certs.empty());
     EXPECT_FALSE(cast_trust_store->certs.empty());