test/cpp/client/credentials_test.cc

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#include <grpc++/credentials.h>

#include <memory>

#include <grpc/grpc.h>
#include <gtest/gtest.h>

namespace grpc {
namespace testing {

class CredentialsTest : public ::testing::Test {
 protected:
};

TEST_F(CredentialsTest, InvalidServiceAccountCreds) {
  std::unique_ptr<Credentials> bad1 =
      ServiceAccountCredentials("", "", std::chrono::seconds(1));
  EXPECT_EQ(nullptr, bad1.get());
}

}  // namespace testing
}  // namespace grpc

int main(int argc, char** argv) {
  ::testing::InitGoogleTest(&argc, argv);
  int ret = RUN_ALL_TESTS();
  return ret;
}