/*
 * Copyright (C) 2017 The Dagger Authors.
 *
 * 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 dagger.internal.codegen;

import static com.google.common.collect.Sets.cartesianProduct;
import static com.google.common.collect.Sets.immutableEnumSet;
import static dagger.internal.codegen.CompilerMode.DEFAULT_MODE;
import static dagger.internal.codegen.CompilerMode.FAST_INIT_MODE;
import static dagger.internal.codegen.base.ComponentCreatorAnnotation.SUBCOMPONENT_BUILDER;
import static dagger.internal.codegen.base.ComponentCreatorAnnotation.SUBCOMPONENT_FACTORY;

import androidx.room.compiler.processing.util.Source;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
import dagger.internal.codegen.base.ComponentCreatorAnnotation;
import dagger.testing.compile.CompilerTests;
import dagger.testing.golden.GoldenFileRule;
import java.util.Collection;
import java.util.List;
import java.util.Set;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;

@RunWith(Parameterized.class)
public class SubcomponentCreatorRequestFulfillmentTest extends ComponentCreatorTestHelper {
  @Parameters(name = "compilerMode={0}, creatorKind={1}")
  public static Collection<Object[]> parameters() {
    Set<List<Object>> params =
        cartesianProduct(
            immutableEnumSet(DEFAULT_MODE, FAST_INIT_MODE),
            immutableEnumSet(SUBCOMPONENT_FACTORY, SUBCOMPONENT_BUILDER));
    return ImmutableList.copyOf(Iterables.transform(params, Collection::toArray));
  }

  @Rule public GoldenFileRule goldenFileRule = new GoldenFileRule();

  public SubcomponentCreatorRequestFulfillmentTest(
      CompilerMode compilerMode, ComponentCreatorAnnotation componentCreatorAnnotation) {
    super(compilerMode, componentCreatorAnnotation);
  }

  @Test
  public void testInlinedSubcomponentCreators_componentMethod() throws Exception {
    Source subcomponent =
        preprocessedJavaSource(
            "test.Sub",
            "package test;",
            "",
            "import dagger.Subcomponent;",
            "",
            "@Subcomponent",
            "interface Sub {",
            "  @Subcomponent.Builder",
            "  interface Builder {",
            "    Sub build();",
            "  }",
            "}");
    Source usesSubcomponent =
        preprocessedJavaSource(
            "test.UsesSubcomponent",
            "package test;",
            "",
            "import javax.inject.Inject;",
            "",
            "class UsesSubcomponent {",
            "  @Inject UsesSubcomponent(Sub.Builder subBuilder) {}",
            "}");
    Source component =
        preprocessedJavaSource(
            "test.C",
            "package test;",
            "",
            "import dagger.Component;",
            "",
            "@Component",
            "interface C {",
            "  Sub.Builder sBuilder();",
            "  UsesSubcomponent usesSubcomponent();",
            "}");

    CompilerTests.daggerCompiler(subcomponent, usesSubcomponent, component)
        .compile(
            subject -> {
              subject.hasErrorCount(0);
              subject.generatedSource(goldenFileRule.goldenSource("test/DaggerC"));
            });
  }
}