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/*
* Copyright 2019 the original author or authors.
*
* 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 org.gradle.build.event
import org.gradle.api.services.BuildServiceParameters
import org.gradle.integtests.fixtures.AbstractIntegrationSpec
import org.gradle.integtests.fixtures.InstantExecutionRunner
import org.gradle.tooling.events.FinishEvent
import org.gradle.tooling.events.OperationCompletionListener
import org.gradle.tooling.events.task.TaskFailureResult
import org.gradle.tooling.events.task.TaskFinishEvent
import org.gradle.tooling.events.task.TaskSkippedResult
import org.gradle.tooling.events.task.TaskSuccessResult
import org.junit.runner.RunWith
@RunWith(InstantExecutionRunner)
class BuildEventsIntegrationTest extends AbstractIntegrationSpec {
def "listener can subscribe to task completion events"() {
loggingListener()
registeringPlugin()
buildFile << """
apply plugin: LoggingPlugin
task notUpToDate {
doFirst { println("not up-to-date") }
}
task upToDate {
outputs.file("thing.txt")
doFirst { file("thing.txt").text = "thing" }
}
task broken {
dependsOn notUpToDate, upToDate
doFirst {
throw new RuntimeException()
}
}
"""
when:
run("notUpToDate")
then:
output.count("EVENT:") == 1
outputContains("EVENT: finish :notUpToDate OK")
when:
run("notUpToDate")
then:
output.count("EVENT:") == 1
outputContains("EVENT: finish :notUpToDate OK")
when:
fails("broken")
then:
output.count("EVENT:") == 3
outputContains("EVENT: finish :notUpToDate OK")
outputContains("EVENT: finish :upToDate OK")
outputContains("EVENT: finish :broken FAILED")
when:
fails("broken")
then:
output.count("EVENT:") == 3
outputContains("EVENT: finish :notUpToDate OK")
outputContains("EVENT: finish :upToDate UP-TO-DATE")
outputContains("EVENT: finish :broken FAILED")
}
def "plugin applied to multiple projects can register a shared listener"() {
settingsFile << """
include 'a', 'b'
"""
loggingListener()
registeringPlugin()
buildFile << """
subprojects {
apply plugin: LoggingPlugin
task thing { }
}
"""
when:
run("a:thing")
then:
output.count("EVENT:") == 1
outputContains("EVENT: finish :a:thing")
when:
run("a:thing")
then:
output.count("EVENT:") == 1
outputContains("EVENT: finish :a:thing")
when:
run("thing")
then:
output.count("EVENT:") == 2
outputContains("EVENT: finish :a:thing")
outputContains("EVENT: finish :b:thing")
when:
run("thing")
then:
output.count("EVENT:") == 2
outputContains("EVENT: finish :a:thing")
outputContains("EVENT: finish :b:thing")
}
def "reports failure to handle event and continues with task execution"() {
loggingListener()
brokenListener()
buildFile << """
import ${BuildEventsListenerRegistry.name}
def registry = project.services.get(BuildEventsListenerRegistry)
registry.onTaskCompletion(gradle.sharedServices.registerIfAbsent('broken', BrokenListener) { })
registry.onTaskCompletion(gradle.sharedServices.registerIfAbsent('listener', LoggingListener) { })
task a
task b { dependsOn a }
"""
when:
fails("b")
then:
// TODO - add some context to the failure
failure.assertHasDescription("broken")
output.count("BROKEN:") == 1
output.count("EVENT:") == 2
outputContains("EVENT: finish :a")
outputContains("EVENT: finish :b")
when:
fails("b")
then:
// TODO - add some context to the failure
failure.assertHasDescription("broken")
output.count("BROKEN:") == 1
output.count("EVENT:") == 2
outputContains("EVENT: finish :a")
outputContains("EVENT: finish :b")
}
def "reports failure to create listener and continues with task execution"() {
loggingListener()
cannotConstructListener()
buildFile << """
import ${BuildEventsListenerRegistry.name}
def registry = project.services.get(BuildEventsListenerRegistry)
registry.onTaskCompletion(gradle.sharedServices.registerIfAbsent('broken', BrokenListener) { })
registry.onTaskCompletion(gradle.sharedServices.registerIfAbsent('listener', LoggingListener) { })
task a
task b { dependsOn a }
"""
when:
fails("b")
then:
// TODO - add some context to the failure
failure.assertHasDescription("Failed to create service 'broken'.")
failure.assertHasCause("broken")
output.count("BROKEN:") == 1
output.count("EVENT:") == 2
outputContains("EVENT: finish :a")
outputContains("EVENT: finish :b")
when:
fails("b")
then:
// TODO - add some context to the failure
failure.assertHasDescription("Failed to create service 'broken'.")
failure.assertHasCause("broken")
output.count("BROKEN:") == 1
output.count("EVENT:") == 2
outputContains("EVENT: finish :a")
outputContains("EVENT: finish :b")
}
def loggingListener() {
buildFile << """
import ${OperationCompletionListener.name}
import ${FinishEvent.name}
import ${TaskFinishEvent.name}
import ${TaskSuccessResult.name}
import ${TaskFailureResult.name}
import ${TaskSkippedResult.name}
import ${BuildServiceParameters.name}
abstract class LoggingListener implements OperationCompletionListener, BuildService {
@Override
void onFinish(FinishEvent event) {
if (event instanceof TaskFinishEvent) {
print("EVENT: finish \${event.descriptor.taskPath}")
if (event.result instanceof TaskSuccessResult) {
if (event.result.upToDate) {
println(" UP-TO-DATE")
} else {
println(" OK")
}
} else if (event.result instanceof TaskFailureResult) {
println(" FAILED")
} else if (event.result instanceof TaskSkippedResult) {
println(" SKIPPED")
} else {
throw new IllegalArgumentException()
}
} else {
throw new IllegalArgumentException()
}
}
}
"""
}
def cannotConstructListener() {
buildFile << """
import ${OperationCompletionListener.name}
import ${FinishEvent.name}
import ${TaskFinishEvent.name}
import ${TaskSuccessResult.name}
import ${TaskFailureResult.name}
import ${TaskSkippedResult.name}
import ${BuildServiceParameters.name}
abstract class BrokenListener implements OperationCompletionListener, BuildService {
BrokenListener() {
println("BROKEN: created")
throw new RuntimeException("broken")
}
@Override
void onFinish(FinishEvent event) {
println("BROKEN: received event")
}
}
"""
}
def brokenListener() {
buildFile << """
import ${OperationCompletionListener.name}
import ${FinishEvent.name}
import ${TaskFinishEvent.name}
import ${TaskSuccessResult.name}
import ${TaskFailureResult.name}
import ${TaskSkippedResult.name}
import ${BuildServiceParameters.name}
abstract class BrokenListener implements OperationCompletionListener, BuildService {
@Override
void onFinish(FinishEvent event) {
println("BROKEN: received event")
throw new RuntimeException("broken")
}
}
"""
}
def registeringPlugin() {
buildFile << """
import ${BuildEventsListenerRegistry.name}
import javax.inject.Inject
abstract class LoggingPlugin implements Plugin {
@Inject
abstract BuildEventsListenerRegistry getListenerRegistry()
void apply(Project project) {
def listener = project.gradle.sharedServices.registerIfAbsent("listener", LoggingListener) { }
listenerRegistry.onTaskCompletion(listener)
}
}
"""
}
}
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