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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.analysis;
import static com.google.devtools.build.lib.packages.Attribute.attr;
import static org.junit.Assert.fail;
import com.google.devtools.build.lib.cmdline.Label;
import com.google.devtools.build.lib.packages.AspectDefinition;
import com.google.devtools.build.lib.packages.AspectParameters;
import com.google.devtools.build.lib.packages.BuildType;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* Tests for aspect definitions.
*/
@RunWith(JUnit4.class)
public class AspectDefinitionTest {
/**
* A dummy aspect factory. Is there to demonstrate how to define aspects and so that we can test
* {@code attributeAspect}.
*/
public static final class TestAspectFactory implements ConfiguredAspectFactory {
private final AspectDefinition definition;
/**
* Normal aspects will have an argumentless constructor and their definition will be hard-wired
* as a static member. This one is different so that we can create the definition in a test
* method.
*/
private TestAspectFactory(AspectDefinition definition) {
this.definition = definition;
}
@Override
public Aspect create(ConfiguredTarget base, RuleContext context, AspectParameters parameters) {
throw new IllegalStateException();
}
@Override
public AspectDefinition getDefinition() {
return definition;
}
}
@Test
public void testSimpleAspect() throws Exception {
new AspectDefinition.Builder("simple")
.add(attr("$runtime", BuildType.LABEL).value(Label.parseAbsoluteUnchecked("//run:time")))
.attributeAspect("deps", TestAspectFactory.class)
.build();
}
@Test
public void testAspectWithUserVisibleAttribute() throws Exception {
try {
new AspectDefinition.Builder("user_visible_attribute")
.add(attr("invalid", BuildType.LABEL).value(Label.parseAbsoluteUnchecked("//run:time")))
.attributeAspect("deps", TestAspectFactory.class)
.build();
fail(); // expected IllegalStateException
} catch (IllegalStateException e) {
// expected
}
}
}
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