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Merged
mpkorstanje merged 1 commit into from
Dec 5, 2025
+84 −36
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Comprehensively test ExecutionListenerAdapter #5202

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120 changes: 84 additions & 36 deletions ...m-tests/src/test/java/org/junit/platform/launcher/core/ExecutionListenerAdapterTests.java
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package org.junit.platform.launcher.core;

import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.platform.launcher.core.OutputDirectoryCreators.dummyOutputDirectoryCreator;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import static org.mockito.quality.Strictness.STRICT_STUBS;

import java.util.Map;
import java.nio.file.Path;

import org.jspecify.annotations.Nullable;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Test;
import org.junit.platform.commons.util.ReflectionUtils;
import org.junit.platform.engine.TestDescriptor;
import org.junit.platform.engine.TestExecutionResult;
import org.junit.platform.engine.UniqueId;
import org.junit.platform.engine.reporting.FileEntry;
import org.junit.platform.engine.reporting.ReportEntry;
import org.junit.platform.engine.support.descriptor.DemoMethodTestDescriptor;
import org.junit.platform.launcher.TestExecutionListener;
import org.junit.platform.launcher.TestIdentifier;
import org.junit.platform.launcher.core.LauncherDiscoveryResult.EngineResultInfo;
import org.junit.platform.launcher.TestPlan;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.mockito.junit.jupiter.MockitoSettings;

/**
* @since 1.0
*/
// TODO Test other adapter methods.
@MockitoSettings(strictness = STRICT_STUBS)
class ExecutionListenerAdapterTests {

final UniqueId uniqueId = UniqueId.root("method", "demoTestMethod");
final TestDescriptor testDescriptor = createDemoMethodTestDescriptor();
final TestIdentifier testIdentifier = TestIdentifier.from(testDescriptor);

@Mock
TestPlan testPlan;

@Mock
TestExecutionListener testExecutionListener;

@AfterEach
void verifyNoMoreInteractions() {
Mockito.verifyNoMoreInteractions(testPlan, testExecutionListener);
}

@Test
void testReportingEntryPublished() {
var testDescriptor = getSampleMethodTestDescriptor();
void dynamicTestRegistered() {
var executionListenerAdapter = new ExecutionListenerAdapter(testPlan, testExecutionListener);

var discoveryResult = new LauncherDiscoveryResult(
Map.of(mock(), EngineResultInfo.completed(testDescriptor, DiscoveryIssueNotifier.NO_ISSUES)), mock(),
dummyOutputDirectoryCreator());
var testPlan = InternalTestPlan.from(discoveryResult);
var testIdentifier = testPlan.getTestIdentifier(testDescriptor.getUniqueId());
executionListenerAdapter.dynamicTestRegistered(testDescriptor);

verify(testExecutionListener).dynamicTestRegistered(testIdentifier);
verify(testPlan).addInternal(testIdentifier);
}

//not yet spyable with mockito? -> https://github.com/mockito/mockito/issues/146
var testExecutionListener = new MockTestExecutionListener();
@Test
void executionStarted() {
var executionListenerAdapter = new ExecutionListenerAdapter(testPlan, testExecutionListener);

var entry = ReportEntry.from("one", "two");
executionListenerAdapter.reportingEntryPublished(testDescriptor, entry);
when(testPlan.getTestIdentifier(uniqueId)).thenReturn(testIdentifier);
executionListenerAdapter.executionStarted(testDescriptor);

assertThat(testExecutionListener.entry).isEqualTo(entry);
assertThat(testExecutionListener.testIdentifier).isEqualTo(testIdentifier);
verify(testExecutionListener).executionStarted(testIdentifier);
}

private TestDescriptor getSampleMethodTestDescriptor() {
var localMethodNamedNothing = ReflectionUtils.findMethod(this.getClass(), "nothing",
new Class<?>[0]).orElseThrow();
return new DemoMethodTestDescriptor(UniqueId.root("method", "unique_id"), localMethodNamedNothing);
@Test
void executionSkipped() {
var executionListenerAdapter = new ExecutionListenerAdapter(testPlan, testExecutionListener);
var reason = "skip reason";

when(testPlan.getTestIdentifier(uniqueId)).thenReturn(testIdentifier);
executionListenerAdapter.executionSkipped(testDescriptor, reason);

verify(testExecutionListener).executionSkipped(testIdentifier, reason);
}

//for reflection purposes only
void nothing() {
@Test
void executionFinished() {
var executionListenerAdapter = new ExecutionListenerAdapter(testPlan, testExecutionListener);
var testExecutionResult = TestExecutionResult.successful();

when(testPlan.getTestIdentifier(uniqueId)).thenReturn(testIdentifier);
executionListenerAdapter.executionFinished(testDescriptor, testExecutionResult);

verify(testExecutionListener).executionFinished(testIdentifier, testExecutionResult);
}

static class MockTestExecutionListener implements TestExecutionListener {
@Test
void testReportingEntryPublished() {
var executionListenerAdapter = new ExecutionListenerAdapter(testPlan, testExecutionListener);
var entry = ReportEntry.from("one", "two");

@Nullable
public TestIdentifier testIdentifier;
when(testPlan.getTestIdentifier(uniqueId)).thenReturn(testIdentifier);
executionListenerAdapter.reportingEntryPublished(testDescriptor, entry);

@Nullable
public ReportEntry entry;
verify(testExecutionListener).reportingEntryPublished(testIdentifier, entry);
}

@Override
public void reportingEntryPublished(TestIdentifier testIdentifier, ReportEntry entry) {
this.testIdentifier = testIdentifier;
this.entry = entry;
}
@Test
void fileEntryPublished() {
var executionListenerAdapter = new ExecutionListenerAdapter(testPlan, testExecutionListener);
var entry = FileEntry.from(Path.of("entry.txt"), "application/txt");

when(testPlan.getTestIdentifier(uniqueId)).thenReturn(testIdentifier);
executionListenerAdapter.fileEntryPublished(testDescriptor, entry);

verify(testExecutionListener).fileEntryPublished(testIdentifier, entry);
}

private TestDescriptor createDemoMethodTestDescriptor() {
var demoTestMethod = ReflectionUtils.findMethod(ExecutionListenerAdapterTests.class,
"demoTestMethod").orElseThrow();
return new DemoMethodTestDescriptor(uniqueId, demoTestMethod);
}

//for reflection purposes only
@SuppressWarnings("unused")
void demoTestMethod() {
}

}