// Copyright (C) 2020 The Android Open Source Project
//
// 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.

package com.google.gerrit.plugins.codeowners.backend.config;

import static com.google.gerrit.plugins.codeowners.testing.RequiredApprovalSubject.assertThat;
import static com.google.gerrit.server.project.ProjectCache.illegalState;

import com.google.common.collect.ImmutableList;
import com.google.gerrit.acceptance.config.GerritConfig;
import com.google.gerrit.server.project.ProjectState;
import org.eclipse.jgit.lib.Config;
import org.junit.Before;
import org.junit.Test;

/** Tests for {@link com.google.gerrit.plugins.codeowners.backend.config.OverrideApprovalConfig}. */
public class OverrideApprovalConfigTest extends AbstractRequiredApprovalConfigTest {
  private OverrideApprovalConfig overrideApprovalConfig;

  @Before
  public void setUpCodeOwnersPlugin() throws Exception {
    overrideApprovalConfig = plugin.getSysInjector().getInstance(OverrideApprovalConfig.class);
  }

  @Override
  protected AbstractRequiredApprovalConfig getRequiredApprovalConfig() {
    return overrideApprovalConfig;
  }

  @Test
  @GerritConfig(name = "plugin.code-owners.overrideApproval", value = "Owners-Override+1")
  public void getFromGlobalPluginConfig() throws Exception {
    createOwnersOverrideLabel();

    ProjectState projectState = projectCache.get(project).orElseThrow(illegalState(project));
    ImmutableList<RequiredApproval> requiredApproval =
        getRequiredApprovalConfig().get(projectState, new Config());
    assertThat(requiredApproval).hasSize(1);
    assertThat(requiredApproval).element(0).hasLabelNameThat().isEqualTo("Owners-Override");
    assertThat(requiredApproval).element(0).hasValueThat().isEqualTo(1);
  }

  @Test
  @GerritConfig(name = "plugin.code-owners.overrideApproval", value = "INVALID")
  public void cannotGetIfGlobalConfigIsInvalid() throws Exception {
    testCannotGetIfGlobalConfigIsInvalid("INVALID");
  }
}