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AbstractIncrementalAnnotationProcessingIntegrationTest.groovy
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AbstractIncrementalAnnotationProcessingIntegrationTest.groovy
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/*
* Copyright 2018 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.api.tasks.compile
import org.gradle.integtests.fixtures.AbstractIntegrationSpec
import org.gradle.integtests.fixtures.CompilationOutputsFixture
import org.gradle.language.fixtures.AnnotationProcessorFixture
import org.gradle.test.fixtures.file.TestFile
abstract class AbstractIncrementalAnnotationProcessingIntegrationTest extends AbstractIntegrationSpec {
protected CompilationOutputsFixture outputs
protected TestFile annotationProjectDir
protected TestFile libraryProjectDir
protected TestFile processorProjectDir
def setup() {
executer.requireOwnGradleUserHomeDir()
outputs = new CompilationOutputsFixture(file("build/classes"))
annotationProjectDir = testDirectory.file("annotation").createDir()
libraryProjectDir = testDirectory.file("library").createDir()
processorProjectDir = testDirectory.file("processor").createDir()
settingsFile << """
include "annotation", "library", "processor"
"""
buildFile << """
allprojects {
apply plugin: 'java'
}
dependencies {
compileOnly project(":annotation")
annotationProcessor project(":processor")
}
"""
processorProjectDir.file("build.gradle") << """
dependencies {
implementation project(":annotation")
implementation project(":library")
}
"""
}
protected void withProcessor(AnnotationProcessorFixture processor) {
processor.writeSupportLibraryTo(libraryProjectDir)
processor.writeApiTo(annotationProjectDir)
processor.writeAnnotationProcessorTo(processorProjectDir)
}
protected final File java(String... classBodies) {
File out
for (String body : classBodies) {
def className = (body =~ /(?s).*?class (\w+) .*/)[0][1]
assert className: "unable to find class name"
def f = file("src/main/java/${className}.java")
f.createFile()
f.text = body
out = f
}
out
}
def "explicit -processor option overrides automatic detection"() {
buildFile << """
compileJava.options.compilerArgs << "-processor" << "unknown.Processor"
"""
java "class A {}"
expect:
fails("compileJava")
failure.assertHasCause("Annotation processor 'unknown.Processor' not found")
}
def "recompiles when a resource changes"() {
given:
buildFile << """
compileJava.inputs.dir 'src/main/resources'
"""
java("class A {}")
java("class B {}")
def resource = file("src/main/resources/foo.txt")
resource.text = 'foo'
outputs.snapshot { succeeds 'compileJava' }
when:
resource.text = 'bar'
then:
succeeds 'compileJava'
outputs.recompiledClasses("A", "B")
}
}