/*
 * 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.rules.args;

import static org.junit.Assert.assertThat;

import com.facebook.buck.model.BuildTargetFactory;
import com.facebook.buck.rules.BuildRuleResolver;
import com.facebook.buck.rules.DefaultTargetNodeToBuildRuleTransformer;
import com.facebook.buck.rules.FakeSourcePath;
import com.facebook.buck.rules.SourcePath;
import com.facebook.buck.rules.SourcePathResolver;
import com.facebook.buck.rules.SourcePathRuleFinder;
import com.facebook.buck.rules.TargetGraph;
import com.facebook.buck.shell.Genrule;
import com.facebook.buck.shell.GenruleBuilder;
import org.hamcrest.Matchers;
import org.junit.Test;

public class SourcePathArgTest {

  @Test
  public void stringify() {
    SourcePath path = new FakeSourcePath("something");
    SourcePathResolver resolver =
        new SourcePathResolver(
            new SourcePathRuleFinder(
                new BuildRuleResolver(
                    TargetGraph.EMPTY, new DefaultTargetNodeToBuildRuleTransformer())));
    SourcePathArg arg = SourcePathArg.of(path);
    assertThat(
        Arg.stringifyList(arg, resolver),
        Matchers.contains(resolver.getAbsolutePath(path).toString()));
  }

  @Test
  public void getDeps() throws Exception {
    BuildRuleResolver resolver =
        new BuildRuleResolver(TargetGraph.EMPTY, new DefaultTargetNodeToBuildRuleTransformer());
    SourcePathRuleFinder ruleFinder = new SourcePathRuleFinder(resolver);
    Genrule rule =
        GenruleBuilder.newGenruleBuilder(BuildTargetFactory.newInstance("//:rule"))
            .setOut("output")
            .build(resolver);
    SourcePathArg arg = SourcePathArg.of(rule.getSourcePathToOutput());
    assertThat(arg.getDeps(ruleFinder), Matchers.contains(rule));
  }
}