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AbstractSourceIncrementalCompilationIntegrationTest.groovy
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AbstractSourceIncrementalCompilationIntegrationTest.groovy
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/*
* Copyright 2013 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.java.compile.incremental
import org.gradle.integtests.fixtures.CompiledLanguage
import spock.lang.Issue
abstract class AbstractSourceIncrementalCompilationIntegrationTest extends AbstractJavaGroovyIncrementalCompilationSupport {
def "detects class changes in subsequent runs ensuring the class dependency data is refreshed"() {
source "class A {}", "class B {}", "class C {}"
outputs.snapshot { run language.compileTaskName }
when:
source "class B extends A {}"
run language.compileTaskName
then:
outputs.recompiledClasses('B')
when:
outputs.snapshot()
source "class A { /* change */ }"
run language.compileTaskName
then:
outputs.recompiledClasses('A', 'B')
}
def "handles multiple compile tasks within a single project"() {
source "class A {}", "class B extends A {}"
file("src/integTest/${languageName}/X.${languageName}") << "class X {}"
file("src/integTest/${languageName}/Y.${languageName}") << "class Y extends X {}"
//new separate compile task (integTestCompile)
file("build.gradle") << """
sourceSets { integTest.${languageName}.srcDir "src/integTest/${languageName}" }
"""
if (language == CompiledLanguage.GROOVY) {
buildFile << """
dependencies {
integTestImplementation localGroovy()
}
"""
}
outputs.snapshot { run "compileIntegTest${language.capitalizedName}", language.compileTaskName }
when: //when A class is changed
source "class A { String change; }"
run "compileIntegTest${language.capitalizedName}", language.compileTaskName, "-i"
then: //only B and A are recompiled
outputs.recompiledClasses("A", "B")
when: //when X class is changed
outputs.snapshot()
file("src/integTest/${languageName}/X.${languageName}").text = "class X { String change;}"
run "compileIntegTest${language.capitalizedName}", language.compileTaskName, "-i"
then: //only X and Y are recompiled
outputs.recompiledClasses("X", "Y")
}
def "recompiles classes from extra source directories"() {
buildFile << "sourceSets.main.${languageName}.srcDir 'extra'"
source("class B {}")
file("extra/A.${languageName}") << "class A extends B {}"
file("extra/C.${languageName}") << "class C {}"
outputs.snapshot { run language.compileTaskName }
when:
source("class B { String change; } ")
run language.compileTaskName
then:
outputs.recompiledClasses("B", "A")
}
def 'can move classes between source dirs'() {
given:
buildFile << "sourceSets.main.${languageName}.srcDir 'extra'"
source('class A1 {}')
file("extra/A2.${languageName}") << "class A2 {}"
def movedFile = file("extra/some/dir/B.${languageName}") << """package some.dir;
public class B {
public static class Inner { }
}"""
run language.compileTaskName
when:
movedFile.moveToDirectory(file("src/main/${languageName}/some/dir"))
outputs.snapshot { run language.compileTaskName, '-i' }
then:
skipped(":${language.compileTaskName}")
when:
file("src/main/${languageName}/some/dir/B.${languageName}").text = """package some.dir;
public class B {
public static class NewInner { }
}""" // in B.java/B.groovy
run language.compileTaskName
then:
executedAndNotSkipped(":${language.compileTaskName}")
outputs.recompiledClasses('B', 'B$NewInner')
outputs.deletedClasses('B$Inner')
}
def "recompilation considers changes from dependent sourceSet"() {
buildFile << """
sourceSets {
other {}
main { compileClasspath += sourceSets.other.output }
}
"""
if (language == CompiledLanguage.GROOVY) {
buildFile << """
dependencies {
otherImplementation localGroovy()
}
"""
}
source("class Main extends com.foo.Other {}")
file("src/other/${languageName}/com/foo/Other.${languageName}") << "package com.foo; public class Other {}"
outputs.snapshot { run language.compileTaskName }
when:
file("src/other/${languageName}/com/foo/Other.${languageName}").text = "package com.foo; public class Other { String change; }"
run language.compileTaskName
then:
outputs.recompiledClasses("Other", "Main")
}
def "recompilation does not process removed classes from dependent sourceSet"() {
def unusedClass = source("public class Unused {}")
// Need another class or :compileJava will always be considered UP-TO-DATE
source("public class Other {}")
file("src/test/${languageName}/BazTest.${languageName}") << "public class BazTest {}"
outputs.snapshot { run "compileTest${language.capitalizedName}" }
when:
file("src/test/${languageName}/BazTest.${languageName}").text = "public class BazTest { String change; }"
unusedClass.delete()
run "compileTest${language.capitalizedName}"
then:
outputs.recompiledClasses("BazTest")
outputs.deletedClasses("Unused")
}
def "detects changes to source in extra source directories"() {
buildFile << "sourceSets.main.${languageName}.srcDir 'extra'"
source("class A extends B {}")
file("extra/B.${languageName}") << "class B {}"
file("extra/C.${languageName}") << "class C {}"
outputs.snapshot { run language.compileTaskName }
when:
file("extra/B.${languageName}").text = "class B { String change; }"
run language.compileTaskName
then:
outputs.recompiledClasses("B", "A")
}
def "recompiles classes from extra source directory provided as #type"() {
given:
buildFile << "${language.compileTaskName}.source $method('extra')"
source("class B {}")
file("extra/A.${languageName}") << "class A extends B {}"
file("extra/C.${languageName}") << "class C {}"
outputs.snapshot { run language.compileTaskName }
when:
source("class B { String change; } ")
run language.compileTaskName
then:
outputs.recompiledClasses("B", "A")
where:
type | method
"File" | "file"
"DirectoryTree" | "fileTree"
}
def "detects changes to source in extra source directory provided as #type"() {
buildFile << "${language.compileTaskName}.source $method('extra')"
source("class A extends B {}")
file("extra/B.${languageName}") << "class B {}"
file("extra/C.${languageName}") << "class C {}"
outputs.snapshot { run language.compileTaskName }
when:
file("extra/B.${languageName}").text = "class B { String change; }"
run language.compileTaskName
then:
outputs.recompiledClasses("B", "A")
where:
type | method
"File" | "file"
"DirectoryTree" | "fileTree"
}
def "missing files are ignored as source roots"() {
buildFile << """
${language.compileTaskName} {
source([
fileTree('missing-tree'),
file('missing-file')
])
}"""
source("class A extends B {}")
source("class B {}")
source("class C {}")
outputs.snapshot { run language.compileTaskName }
when:
source("class B { String change; }")
executer.withArgument "--info"
run language.compileTaskName
then:
outputs.recompiledClasses("A", "B")
}
def "can remove source root"() {
def toBeRemoved = file("to-be-removed")
buildFile << """
${language.getCompileTaskName()} {
source([fileTree('to-be-removed')])
}"""
source("class A extends B {}")
source("class B {}")
toBeRemoved.file("C.${languageName}").text = "class C {}"
outputs.snapshot { run language.compileTaskName }
when:
toBeRemoved.deleteDir()
executer.withArgument "--info"
run language.compileTaskName
then:
outputs.recompiledClasses()
}
def "handles duplicate class across source directories"() {
//compiler does not allow this scenario, documenting it here
buildFile << "sourceSets.main.${languageName}.srcDir 'java'"
source("class A {}")
file("java/A.${languageName}") << "class A {}"
when:
fails language.compileTaskName
then:
failure.assertHasCause("Compilation failed")
}
@Issue("GRADLE-3426")
def "supports Java 1.2 dependencies"() {
source "class A {}"
buildFile << """
${mavenCentralRepository()}
dependencies { implementation 'com.ibm.icu:icu4j:2.6.1' }
"""
expect:
succeeds language.compileTaskName
}
@Issue("GRADLE-3426")
def "fully recompiles when a non-analyzable jar is changed"() {
def a = source """
import com.ibm.icu.util.Calendar;
class A {
Calendar cal;
}
"""
buildFile << """
${mavenCentralRepository()}
if (providers.gradleProperty("withIcu").forUseAtConfigurationTime().isPresent()) {
dependencies { implementation 'com.ibm.icu:icu4j:2.6.1' }
}
"""
succeeds language.compileTaskName, "-PwithIcu"
when:
a.text = "class A {}"
then:
succeeds language.compileTaskName, "--info"
outputContains("Full recompilation is required because LocaleElements_zh__PINYIN.class could not be analyzed for incremental compilation.")
}
@Issue("GRADLE-3495")
def "supports Java 1.1 dependencies"() {
source "class A {}"
buildFile << """
${mavenCentralRepository()}
dependencies { implementation 'net.sf.ehcache:ehcache:2.10.2' }
"""
expect:
run language.compileTaskName
}
def "deletes empty packages dirs"() {
given:
def a = file("src/main/${languageName}/com/foo/internal/A.${languageName}") << """
package com.foo.internal;
public class A {}
"""
file("src/main/${languageName}/com/bar/B.${languageName}") << """
package com.bar;
public class B {}
"""
succeeds language.compileTaskName
a.delete()
when:
succeeds language.compileTaskName
then:
!file("build/classes/java/main/com/foo").exists()
}
def "recompiles types whose names look like inner classes even if they aren't"() {
given:
file("src/main/${languageName}/Test.${languageName}") << 'public class Test{}'
file("src/main/${languageName}/Test\$\$InnerClass.${languageName}") << 'public class Test$$InnerClass{}'
when:
succeeds ":${language.compileTaskName}"
then:
executedAndNotSkipped ":${language.compileTaskName}"
file("build/classes/${languageName}/main/Test.class").assertExists()
file("build/classes/${languageName}/main/Test\$\$InnerClass.class").assertExists()
when:
file("src/main/${languageName}/Test.${languageName}").text = 'public class Test{ void foo() {} }'
succeeds ":${language.compileTaskName}"
then:
executedAndNotSkipped ":${language.compileTaskName}"
file("build/classes/${languageName}/main/Test.class").assertExists()
file("build/classes/${languageName}/main/Test\$\$InnerClass.class").assertExists()
}
def "incremental java compilation ignores empty packages"() {
given:
file("src/main/${languageName}/org/gradle/test/MyTest.${languageName}").text = """
package org.gradle.test;
class MyTest {}
"""
when:
run language.compileTaskName
then:
executedAndNotSkipped(":${language.compileTaskName}")
when:
file('src/main/${languageName}/org/gradle/different').createDir()
run(language.compileTaskName)
then:
skipped(":${language.compileTaskName}")
}
def "recompiles all classes in a package if the package-info file changes"() {
given:
file("src/main/${languageName}/annotations/Anno.${languageName}").text = """
package annotations;
import java.lang.annotation.*;
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.PACKAGE)
public @interface Anno {}
"""
def packageFile = file("src/main/${languageName}/foo/package-info.${languageName}")
packageFile.text = """@Deprecated package foo;"""
file("src/main/${languageName}/foo/A.${languageName}").text = "package foo; class A {}"
file("src/main/${languageName}/foo/B.${languageName}").text = "package foo; public class B {}"
file("src/main/${languageName}/foo/bar/C.${languageName}").text = "package foo.bar; class C {}"
file("src/main/${languageName}/baz/D.${languageName}").text = "package baz; class D {}"
file("src/main/${languageName}/baz/E.${languageName}").text = "package baz; import foo.B; class E extends B {}"
outputs.snapshot { succeeds language.compileTaskName }
when:
packageFile.text = """@Deprecated @annotations.Anno package foo;"""
succeeds language.compileTaskName
then:
outputs.recompiledClasses("A", "B", "E", "package-info")
}
def "recompiles all classes in a package if the package-info file is added"() {
given:
def packageFile = file("src/main/${languageName}/foo/package-info.${languageName}")
file("src/main/${languageName}/foo/A.${languageName}").text = "package foo; class A {}"
file("src/main/${languageName}/foo/B.${languageName}").text = "package foo; public class B {}"
file("src/main/${languageName}/foo/bar/C.${languageName}").text = "package foo.bar; class C {}"
file("src/main/${languageName}/baz/D.${languageName}").text = "package baz; class D {}"
file("src/main/${languageName}/baz/E.${languageName}").text = "package baz; import foo.B; class E extends B {}"
outputs.snapshot { succeeds language.compileTaskName }
when:
packageFile.text = """@Deprecated package foo;"""
succeeds language.compileTaskName
then:
outputs.recompiledClasses("A", "B", "E", "package-info")
}
def "recompiles all classes in a package if the package-info file is removed"() {
given:
def packageFile = file("src/main/${languageName}/foo/package-info.${languageName}")
packageFile.text = """@Deprecated package foo;"""
file("src/main/${languageName}/foo/A.${languageName}").text = "package foo; class A {}"
file("src/main/${languageName}/foo/B.${languageName}").text = "package foo; public class B {}"
file("src/main/${languageName}/foo/bar/C.${languageName}").text = "package foo.bar; class C {}"
file("src/main/${languageName}/baz/D.${languageName}").text = "package baz; class D {}"
file("src/main/${languageName}/baz/E.${languageName}").text = "package baz; import foo.B; class E extends B {}"
outputs.snapshot { succeeds language.compileTaskName }
when:
packageFile.delete()
succeeds language.compileTaskName
then:
outputs.recompiledClasses("A", "B", "E")
outputs.deletedClasses("package-info")
}
@Issue('https://github.com/gradle/gradle/issues/9380')
def 'can move source sets'() {
given:
buildFile << "sourceSets.main.${languageName}.srcDir 'src/other/${languageName}'"
source('class Sub extends Base {}')
file("src/other/${languageName}/Base.${languageName}") << 'class Base { }'
outputs.snapshot { run language.compileTaskName }
when:
// Remove last line
buildFile.text = buildFile.text.readLines().findAll { !it.trim().startsWith('sourceSets') }.join('\n')
fails language.compileTaskName
then:
failureCauseContains('Compilation failed')
}
@Issue("https://github.com/gradle/gradle/issues/19257")
def "recompiles classes with \$ in class name after rename"() {
def firstSource = source "class Class\$Name {}"
source "class Main { public static void main(String[] args) { new Class\$Name(); } }"
outputs.snapshot { run language.compileTaskName }
when:
firstSource.delete()
source "class Class\$Name1 {}",
"class Main { public static void main(String[] args) { new Class\$Name1(); } }"
run language.compileTaskName
then:
outputs.deletedClasses("Class\$Name")
outputs.recompiledClasses("Class\$Name1", "Main")
}
}