/*
 * Copyright 2012-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.java;

import com.facebook.buck.parser.AbstractTestRuleFactory;
import com.facebook.buck.parser.BuildRuleFactoryParams;
import com.facebook.buck.parser.NoSuchBuildTargetException;
import com.facebook.buck.rules.AbstractBuildRuleBuilder;
import com.google.common.base.Function;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Iterables;

public class JavaTestBuildRuleFactory extends AbstractTestRuleFactory {

  @Override
  public JavaTestRule.Builder newBuilder() {
    return JavaTestRule.newJavaTestRuleBuilder();
  }

  @Override
  protected void amendBuilder(AbstractBuildRuleBuilder abstractBuilder,
      BuildRuleFactoryParams params) throws NoSuchBuildTargetException {
    JavaTestRule.Builder builder = ((JavaTestRule.Builder)abstractBuilder);

    JavaLibraryBuildRuleFactory.extractAnnotationProcessorParameters(
        builder.getAnnotationProcessingBuilder(), builder, params);

    // vm_args
    builder.setVmArgs(params.getOptionalListAttribute("vm_args"));

    // source_under_test
    Function<String, String> contextualBuildParser = createBuildTargetParseFunction(params);
    ImmutableSet<String> sourceUnderTest = ImmutableSet.copyOf(Iterables.transform(
        params.getOptionalListAttribute("source_under_test"), contextualBuildParser));
    builder.setSourceUnderTest(sourceUnderTest);
  }

}