// Copyright 2022 Google LLC
//
// 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
//
//      https://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.

package codelab.solutions;

import static com.google.common.truth.Truth.assertThat;

import com.google.common.collect.ImmutableMap;
import com.google.protobuf.Struct;
import com.google.protobuf.Value;
import com.google.rpc.context.AttributeContext;
import com.google.testing.junit.testparameterinjector.TestParameterInjector;
import com.google.testing.junit.testparameterinjector.TestParameters;
import dev.cel.common.CelAbstractSyntaxTree;
import org.junit.Test;
import org.junit.runner.RunWith;

@RunWith(TestParameterInjector.class)
public final class Exercise4Test {
  private final Exercise4 exercise4 = new Exercise4();

  @Test
  @TestParameters("{group: 'admin', expectedResult: true}")
  @TestParameters("{group: 'users', expectedResult: false}")
  public void evaluate_requestContainsGroup_success(String group, boolean expectedResult) {
    CelAbstractSyntaxTree ast = exercise4.compile("request.auth.claims.contains('group', 'admin')");
    AttributeContext.Auth auth =
        AttributeContext.Auth.newBuilder()
            .setPrincipal("user:me@acme.co")
            .setClaims(
                Struct.newBuilder()
                    .putFields("group", Value.newBuilder().setStringValue(group).build()))
            .build();
    AttributeContext.Request request = AttributeContext.Request.newBuilder().setAuth(auth).build();

    Object evaluatedResult = exercise4.eval(ast, ImmutableMap.of("request", request));

    assertThat(evaluatedResult).isEqualTo(expectedResult);
  }
}
