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AbstractTestDescriptorTest.java
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AbstractTestDescriptorTest.java
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/*
* Copyright 2015 the original author or authors.
*
* All rights reserved. This program and the accompanying materials are
* made available under the terms of the Eclipse Public License v1.0 which
* accompanies this distribution and is available at
*
* http://www.eclipse.org/legal/epl-v10.html
*/
package org.junit.gen5.engine;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class AbstractTestDescriptorTest {
EngineDescriptor engineDescriptor;
@Before
public void initTree() {
engineDescriptor = new EngineDescriptor(new TestEngine() {
@Override
public TestDescriptor discoverTests(TestPlanSpecification specification) {
return engineDescriptor;
}
@Override
public void execute(ExecutionRequest request) {
}
@Override
public String getId() {
return "testEngine";
}
});
GroupDescriptor group1 = new GroupDescriptor("group1");
engineDescriptor.addChild(group1);
GroupDescriptor group2 = new GroupDescriptor("group2");
engineDescriptor.addChild(group2);
GroupDescriptor group11 = new GroupDescriptor("group1-1");
group1.addChild(group11);
group1.addChild(new LeafDescriptor("leaf1-1"));
group1.addChild(new LeafDescriptor("leaf1-2"));
group2.addChild(new LeafDescriptor("leaf2-1"));
group11.addChild(new LeafDescriptor("leaf11-1"));
}
@Test
public void visitAllNodes() {
List<TestDescriptor> visited = new ArrayList<>();
engineDescriptor.accept((descriptor, delete) -> visited.add(descriptor));
Assert.assertEquals(8, visited.size());
}
@Test
public void pruneLeaf() {
TestDescriptor.Visitor visitor = (TestDescriptor descriptor, Runnable delete) -> {
if (descriptor.getUniqueId().equals("leaf1-1"))
delete.run();
};
engineDescriptor.accept(visitor);
List<String> visited = new ArrayList<>();
engineDescriptor.accept((descriptor, delete) -> visited.add(descriptor.getUniqueId()));
Assert.assertEquals(7, visited.size());
Assert.assertTrue(visited.contains("group1"));
Assert.assertFalse(visited.contains("leaf1-1"));
}
@Test
public void pruneGroup() {
final AtomicInteger countVisited = new AtomicInteger();
TestDescriptor.Visitor visitor = (descriptor, delete) -> {
if (descriptor.getUniqueId().equals("group1"))
delete.run();
countVisited.incrementAndGet();
};
engineDescriptor.accept(visitor);
Assert.assertEquals("Children of pruned element are not visited", 4, countVisited.get());
List<String> visited = new ArrayList<>();
engineDescriptor.accept((descriptor, delete) -> visited.add(descriptor.getUniqueId()));
Assert.assertEquals(3, visited.size());
Assert.assertFalse(visited.contains("group1"));
}
}
class GroupDescriptor extends AbstractTestDescriptor {
GroupDescriptor(String uniqueId) {
super(uniqueId);
}
@Override
public String getDisplayName() {
return "group: " + getUniqueId();
}
@Override
public boolean isTest() {
return false;
}
@Override
public boolean isContainer() {
return true;
}
}
class LeafDescriptor extends AbstractTestDescriptor {
LeafDescriptor(String uniqueId) {
super(uniqueId);
}
@Override
public String getDisplayName() {
return "leave: " + getUniqueId();
}
@Override
public boolean isTest() {
return true;
}
@Override
public boolean isContainer() {
return false;
}
}