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// 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.lib.syntax;
import static org.junit.Assert.fail;
import java.io.IOException;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* Tests {@link ASTNode}.
*/
@RunWith(JUnit4.class)
public class ASTNodeTest {
private ASTNode node;
@Before
public final void createNode() throws Exception {
node = new ASTNode() {
@Override
public void prettyPrint(Appendable buffer, int indentLevel) throws IOException {}
@Override
public String toString() {
return null;
}
@Override
public void accept(SyntaxTreeVisitor visitor) {
}
};
}
@Test
public void testHashCodeNotSupported() {
try {
node.hashCode();
fail();
} catch (UnsupportedOperationException e) {
// yes!
}
}
@Test
public void testEqualsNotSupported() {
try {
node.equals(null);
fail();
} catch (UnsupportedOperationException e) {
// yes!
}
}
}
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