/*
 * Copyright 2015-present Facebook, Inc.
 *
 * 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.facebook.buck.cli;

import com.facebook.buck.config.Config;
import com.facebook.buck.config.ConfigBuilder;
import com.facebook.buck.io.ProjectFilesystem;
import com.facebook.buck.rules.DefaultCellPathResolver;
import com.facebook.buck.testutil.integration.TemporaryPaths;
import com.facebook.buck.util.environment.Architecture;
import com.facebook.buck.util.environment.Platform;
import com.google.common.collect.ImmutableMap;
import java.io.IOException;
import java.io.Reader;

public class BuckConfigTestUtils {
  private BuckConfigTestUtils() {}

  public static BuckConfig createWithDefaultFilesystem(
      TemporaryPaths temporaryFolder, Reader reader) throws InterruptedException, IOException {
    ProjectFilesystem projectFilesystem = new ProjectFilesystem(temporaryFolder.getRoot());
    return createFromReader(
        reader,
        projectFilesystem,
        Architecture.detect(),
        Platform.detect(),
        ImmutableMap.copyOf(System.getenv()));
  }

  public static BuckConfig createFromReader(
      Reader reader,
      ProjectFilesystem projectFilesystem,
      Architecture architecture,
      Platform platform,
      ImmutableMap<String, String> environment)
      throws IOException {
    Config config = new Config(ConfigBuilder.rawFromReader(reader));
    return new BuckConfig(
        config,
        projectFilesystem,
        architecture,
        platform,
        environment,
        new DefaultCellPathResolver(projectFilesystem.getRootPath(), config));
  }
}