blob: af12bee6e0f5d9f96d4be9e57d1365779bf1d43f [file] [log] [blame]
// Copyright 2015 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.skyframe;
import static com.google.common.truth.Truth.assertThat;
import static org.junit.Assert.assertThrows;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/** Tests for {@link ErrorTransienceValue}. */
@RunWith(JUnit4.class)
public final class ErrorTransienceValueTest {
@Test
public void testHashCodeNotSupported() {
assertThrows(UnsupportedOperationException.class, ErrorTransienceValue.INSTANCE::hashCode);
}
@Test
public void testToStringWorks() {
assertThat(ErrorTransienceValue.INSTANCE.toString()).isEqualTo("ErrorTransienceValue");
}
@Test
@SuppressWarnings("SelfEquals")
public void testIsntEqualToSelf() {
// assertThat(...).isNotEqualTo(...) does ref equality check, so use equals explicitly.
assertThat(ErrorTransienceValue.INSTANCE.equals(ErrorTransienceValue.INSTANCE)).isFalse();
}
}