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// Copyright 2020 gRPC authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "src/core/lib/security/authorization/cel_authorization_engine.h"
#include <gtest/gtest.h>
namespace grpc_core {
class CelAuthorizationEngineTest : public ::testing::Test {
protected:
void SetUp() override {
deny_policy_ = envoy_config_rbac_v3_RBAC_new(arena_.ptr());
envoy_config_rbac_v3_RBAC_set_action(deny_policy_, 1);
allow_policy_ = envoy_config_rbac_v3_RBAC_new(arena_.ptr());
envoy_config_rbac_v3_RBAC_set_action(allow_policy_, 0);
}
upb::Arena arena_;
envoy_config_rbac_v3_RBAC* deny_policy_;
envoy_config_rbac_v3_RBAC* allow_policy_;
};
TEST_F(CelAuthorizationEngineTest, CreateEngineSuccessOnePolicy) {
std::vector<envoy_config_rbac_v3_RBAC*> policies{allow_policy_};
std::unique_ptr<CelAuthorizationEngine> engine =
CelAuthorizationEngine::CreateCelAuthorizationEngine(policies);
EXPECT_NE(engine, nullptr)
<< "Error: Failed to create CelAuthorizationEngine with one policy.";
}
TEST_F(CelAuthorizationEngineTest, CreateEngineSuccessTwoPolicies) {
std::vector<envoy_config_rbac_v3_RBAC*> policies{deny_policy_, allow_policy_};
std::unique_ptr<CelAuthorizationEngine> engine =
CelAuthorizationEngine::CreateCelAuthorizationEngine(policies);
EXPECT_NE(engine, nullptr)
<< "Error: Failed to create CelAuthorizationEngine with two policies.";
}
TEST_F(CelAuthorizationEngineTest, CreateEngineFailNoPolicies) {
std::vector<envoy_config_rbac_v3_RBAC*> policies{};
std::unique_ptr<CelAuthorizationEngine> engine =
CelAuthorizationEngine::CreateCelAuthorizationEngine(policies);
EXPECT_EQ(engine, nullptr)
<< "Error: Created CelAuthorizationEngine without policies.";
}
TEST_F(CelAuthorizationEngineTest, CreateEngineFailTooManyPolicies) {
std::vector<envoy_config_rbac_v3_RBAC*> policies{deny_policy_, allow_policy_,
deny_policy_};
std::unique_ptr<CelAuthorizationEngine> engine =
CelAuthorizationEngine::CreateCelAuthorizationEngine(policies);
EXPECT_EQ(engine, nullptr)
<< "Error: Created CelAuthorizationEngine with more than two policies.";
}
TEST_F(CelAuthorizationEngineTest, CreateEngineFailWrongPolicyOrder) {
std::vector<envoy_config_rbac_v3_RBAC*> policies{allow_policy_, deny_policy_};
std::unique_ptr<CelAuthorizationEngine> engine =
CelAuthorizationEngine::CreateCelAuthorizationEngine(policies);
EXPECT_EQ(engine, nullptr) << "Error: Created CelAuthorizationEngine with "
"policies in the wrong order.";
}
} // namespace grpc_core
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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