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// Copyright 2018 The Bazel Authors. All rights reserved.
//
// 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.devtools.build.importdeps;
import static com.google.common.truth.Truth.assertThat;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableSet;
import java.nio.file.Paths;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/** Test for {@link ResolutionFailureChain} */
@RunWith(JUnit4.class)
public class ResolutionFailureChainTest {
private final ClassInfo charSequenceClass =
ClassInfo.create(
"java/lang/CharSequence",
Paths.get("string.jar"),
false,
ImmutableList.of(),
ImmutableSet.of());
private final ResolutionFailureChain objectMissingChain =
ResolutionFailureChain.createMissingClass("java/lang/Object");
private final ResolutionFailureChain charSequenceFailureChain =
ResolutionFailureChain.createWithParent(
charSequenceClass, ImmutableList.of(objectMissingChain));
@Test
public void testArgumentCheck() {
Assert.assertThrows(
IllegalArgumentException.class,
() -> ResolutionFailureChain.createWithParent(charSequenceClass, ImmutableList.of()));
}
@Test
public void testMissingClassChain() {
assertThat(objectMissingChain.missingClasses()).containsExactly("java/lang/Object");
assertThat(objectMissingChain.getMissingClassesWithSubclasses()).isEmpty();
assertThat(objectMissingChain.parentChains()).isEmpty();
assertThat(objectMissingChain.resolutionStartClass()).isNull();
}
@Test
public void testChainWithOneHead() {
assertThat(charSequenceFailureChain.missingClasses()).containsExactly("java/lang/Object");
assertThat(charSequenceFailureChain.resolutionStartClass()).isEqualTo(charSequenceClass);
assertThat(charSequenceFailureChain.getMissingClassesWithSubclasses().values())
.containsExactly(charSequenceClass);
assertThat(charSequenceFailureChain.parentChains()).containsExactly(objectMissingChain);
}
@Test
public void testChainWithTwoHeads() {
ClassInfo stringClass =
ClassInfo.create(
"java/lang/String",
Paths.get("string.jar"),
false,
ImmutableList.of(),
ImmutableSet.of());
ResolutionFailureChain chain =
ResolutionFailureChain.createWithParent(
stringClass, ImmutableList.of(objectMissingChain, charSequenceFailureChain));
assertThat(chain.missingClasses()).containsExactly("java/lang/Object");
assertThat(chain.parentChains()).containsExactly(objectMissingChain, charSequenceFailureChain);
assertThat(chain.getMissingClassesWithSubclasses().values())
.containsExactly(stringClass, charSequenceClass);
assertThat(chain.resolutionStartClass()).isEqualTo(stringClass);
}
}
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