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KotlinScriptDependenciesResolverTest.kt
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KotlinScriptDependenciesResolverTest.kt
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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.kotlin.dsl.resolver
import com.nhaarman.mockito_kotlin.doReturn
import com.nhaarman.mockito_kotlin.mock
import org.gradle.kotlin.dsl.fixtures.AbstractKotlinIntegrationTest
import org.hamcrest.CoreMatchers.equalTo
import org.hamcrest.CoreMatchers.hasItems
import org.hamcrest.CoreMatchers.instanceOf
import org.hamcrest.CoreMatchers.notNullValue
import org.hamcrest.CoreMatchers.nullValue
import org.hamcrest.Matcher
import org.junit.Assert.assertSame
import org.junit.Assert.assertThat
import org.junit.Assert.assertTrue
import org.junit.Before
import org.junit.Test
import java.io.File
import kotlin.reflect.KClass
import kotlin.script.dependencies.KotlinScriptExternalDependencies
import kotlin.script.dependencies.ScriptContents
import kotlin.script.dependencies.ScriptContents.Position
import kotlin.script.dependencies.ScriptDependenciesResolver.ReportSeverity
class KotlinScriptDependenciesResolverTest : AbstractKotlinIntegrationTest() {
@Before
fun setUpSettings() {
withDefaultSettings()
}
@Test
fun `succeeds with no script`() {
assertSucceeds()
}
@Test
fun `returns given Java home`() {
val javaHome = System.getProperty("java.home")
val env = arrayOf("gradleJavaHome" to javaHome)
assertThat(
resolvedScriptDependencies(env = *env)?.javaHome,
equalTo(javaHome)
)
}
@Test
fun `succeeds on init script`() {
assertSucceeds(withFile("my.init.gradle.kts", """
require(this is Gradle)
"""))
}
@Test
fun `succeeds on settings script`() {
assertSucceeds(withSettings("""
require(this is Settings)
"""))
recorder.clear()
assertSucceeds(withFile("my.settings.gradle.kts", """
require(this is Settings)
"""))
}
@Test
fun `succeeds on project script`() {
assertSucceeds(withFile("build.gradle.kts", """
require(this is Project)
"""))
recorder.clear()
assertSucceeds(withFile("plugin.gradle.kts", """
require(this is Project)
"""))
}
@Test
fun `succeeds on precompiled init script`() {
withKotlinBuildSrc()
assertSucceeds(withFile("buildSrc/src/main/kotlin/my-plugin.init.gradle.kts", """
require(this is Gradle)
"""))
}
@Test
fun `succeeds on precompiled settings script`() {
withKotlinBuildSrc()
withDefaultSettings().appendText("""
apply(plugin = "my-plugin")
""")
assertSucceeds(withFile("buildSrc/src/main/kotlin/my-plugin.settings.gradle.kts", """
require(this is Settings)
"""))
}
@Test
fun `succeeds on precompiled project script`() {
withKotlinBuildSrc()
withBuildScript("""
plugins {
id("my-plugin")
}
""")
assertSucceeds(withFile("buildSrc/src/main/kotlin/my-plugin.gradle.kts", """
require(this is Project)
"""))
}
@Test
fun `report file fatality on TAPI failure`() {
// thus disabling syntax highlighting
val editedScript = withBuildScript("")
val wrongEnv = arrayOf("gradleHome" to existing("absent"))
resolvedScriptDependencies(editedScript, env = *wrongEnv).apply {
assertThat(this, nullValue())
}
recorder.apply {
assertLastEventIsInstanceOf(ResolutionFailure::class)
assertSingleFileReport(ReportSeverity.FATAL, EditorMessages.failure)
}
}
@Test
fun `report file error on TAPI failure when reusing previous dependencies`() {
val editedScript = withBuildScript("")
val previous = resolvedScriptDependencies(editedScript).apply {
assertContainsBasicDependencies()
}
val wrongEnv = arrayOf("gradleHome" to existing("absent"))
resolvedScriptDependencies(editedScript, previous, *wrongEnv).apply {
assertSame(previous, this)
}
recorder.apply {
assertLastEventIsInstanceOf(ResolutionFailure::class)
assertSingleFileReport(ReportSeverity.ERROR, EditorMessages.failureUsingPrevious)
}
}
@Test
fun `report file fatality on early build configuration failure`() {
// thus disabling syntax highlighting
withKotlinBuildSrc()
withFile("buildSrc/src/main/kotlin/Foo.kt", """
BOOM
""")
val editedScript = withBuildScript("")
resolvedScriptDependencies(editedScript).apply {
assertThat(this, nullValue())
}
recorder.apply {
assertLastEventIsInstanceOf(ResolutionFailure::class)
assertSingleFileReport(ReportSeverity.FATAL, EditorMessages.buildConfigurationFailed)
}
}
@Test
fun `report file warning on early build configuration failure when reusing previous dependencies`() {
withKotlinBuildSrc()
val buildSrcKotlinSource = withFile("buildSrc/src/main/kotlin/Foo.kt", "")
val editedScript = withBuildScript("")
val previous = resolvedScriptDependencies(editedScript).apply {
assertContainsBasicDependencies()
}
buildSrcKotlinSource.writeText("BOOM")
resolvedScriptDependencies(editedScript, previous).apply {
assertContainsBasicDependencies()
}
recorder.apply {
assertLastEventIsInstanceOf(ResolutionFailure::class)
assertSingleFileReport(ReportSeverity.WARNING, EditorMessages.buildConfigurationFailedUsingPrevious)
}
}
@Test
fun `do not report file warning on script compilation failure in currently edited script`() {
// because the IDE already provides user feedback for those
val editedScript = withBuildScript("""
doNotExists()
""")
resolvedScriptDependencies(editedScript).apply {
assertContainsBasicDependencies()
}
recorder.apply {
assertLastEventIsInstanceOf(ResolvedDependenciesWithErrors::class)
assertNoEditorReport()
}
}
@Test
fun `report file warning on script compilation failure in another script`() {
withDefaultSettings().appendText("""
include("a", "b")
""")
withBuildScript("")
withBuildScriptIn("a", """
doNotExists()
""")
val editedScript = withBuildScriptIn("b", "")
resolvedScriptDependencies(editedScript).apply {
assertContainsBasicDependencies()
}
recorder.apply {
assertLastEventIsInstanceOf(ResolvedDependenciesWithErrors::class)
assertSingleFileWarningReport(EditorMessages.buildConfigurationFailed)
}
}
@Test
fun `report file warning on runtime failure in currently edited script`() {
val editedScript = withBuildScript("""
configurations.getByName("doNotExists")
""")
resolvedScriptDependencies(editedScript).apply {
assertContainsBasicDependencies()
}
recorder.apply {
assertLastEventIsInstanceOf(ResolvedDependenciesWithErrors::class)
assertSingleFileWarningReport(EditorMessages.buildConfigurationFailedInCurrentScript)
}
}
@Test
fun `report line warning on runtime failure in currently edited script when location aware hints are enabled`() {
withFile("gradle.properties", """
${EditorReports.locationAwareEditorHintsPropertyName}=true
""")
val editedScript = withBuildScript("""
configurations.getByName("doNotExists")
""")
resolvedScriptDependencies(editedScript).apply {
assertContainsBasicDependencies()
}
recorder.apply {
assertLastEventIsInstanceOf(ResolvedDependenciesWithErrors::class)
assertSingleLineWarningReport("Configuration with name 'doNotExists' not found.", 1)
}
}
@Test
fun `report file warning on runtime failure in another script`() {
withDefaultSettings().appendText("""
include("a", "b")
""")
withBuildScript("")
withBuildScriptIn("a", """
configurations.getByName("doNotExists")
""")
val editedScript = withBuildScriptIn("b", "")
resolvedScriptDependencies(editedScript).apply {
assertContainsBasicDependencies()
}
recorder.apply {
assertLastEventIsInstanceOf(ResolvedDependenciesWithErrors::class)
assertSingleFileWarningReport(EditorMessages.buildConfigurationFailed)
}
}
private
val recorder = ResolverTestRecorder()
private
val resolver = KotlinBuildScriptDependenciesResolver(recorder)
private
fun environment(vararg entries: Pair<String, Any?>) =
mapOf(
"projectRoot" to projectRoot,
"gradleHome" to distribution.gradleHomeDir,
"gradleUserHome" to buildContext.gradleUserHomeDir.canonicalPath
) + entries.toMap()
private
fun resolvedScriptDependencies(
scriptFile: File? = null,
previousDependencies: KotlinScriptExternalDependencies? = null,
vararg env: Pair<String, Any?>
) =
resolver.resolve(
scriptContentFor(scriptFile),
environment(*env),
recorder,
previousDependencies
).get()
private
fun assertSucceeds(editedScript: File? = null) {
resolvedScriptDependencies(editedScript).apply {
assertThat(this, notNullValue())
this!!.assertContainsBasicDependencies()
}
recorder.apply {
assertSuccessScenario()
}
}
private
fun KotlinScriptExternalDependencies?.assertContainsBasicDependencies() {
assertThat(this, notNullValue())
this as KotlinScriptExternalDependencies
assertTrue(classpath.toList().isNotEmpty())
assertTrue(imports.toList().isNotEmpty())
assertTrue(sources.toList().isNotEmpty())
}
}
internal
fun scriptContentFor(scriptFile: File?) =
mock<ScriptContents> {
on { file } doReturn scriptFile
}
internal
class ResolverTestRecorder : ResolverEventLogger, (ReportSeverity, String, Position?) -> Unit {
data class LogEvent(
val event: ResolverEvent,
val prettyPrinted: String
)
data class IdeReport(
val severity: ReportSeverity,
val message: String,
val position: Position?
)
private
val events = mutableListOf<LogEvent>()
private
val reports = mutableListOf<IdeReport>()
override fun log(event: ResolverEvent) {
prettyPrint(event).let { prettyPrinted ->
println(prettyPrinted)
events.add(LogEvent(event, prettyPrinted))
}
}
override fun invoke(severity: ReportSeverity, message: String, position: Position?) {
println("[EDITOR_$severity] '$message' ${position?.line ?: ""}")
reports.add(IdeReport(severity, message, position))
}
fun clear() {
events.clear()
reports.clear()
}
fun assertSuccessScenario() {
assertThat(
events.map { it.event },
hasItems(
instanceOf<ResolutionRequest>(),
instanceOf<SubmittedModelRequest>(),
instanceOf<ReceivedModelResponse>(),
instanceOf<ResolvedDependencies>()
)
)
assertThat(events.size, equalTo(4))
assertNoEditorReport()
}
fun <T : ResolverEvent> assertLastEventIsInstanceOf(eventType: KClass<T>) {
assertThat(
events.last().event,
instanceOf(eventType.java)
)
}
fun assertNoEditorReport() {
assertTrue(reports.isEmpty())
}
fun assertSingleEditorReport() {
assertThat(reports.size, equalTo(1))
}
fun assertSingleFileWarningReport(message: String) {
assertSingleFileReport(ReportSeverity.WARNING, message)
}
fun assertSingleFileReport(severity: ReportSeverity, message: String) {
assertSingleEditorReport()
reports.single().let { report ->
assertThat(report.severity, equalTo(severity))
assertThat(report.position, nullValue())
assertThat(report.message, equalTo(message))
}
}
fun assertSingleLineWarningReport(message: String, line: Int) {
assertSingleEditorReport()
reports.single().let { report ->
assertThat(report.severity, equalTo(ReportSeverity.WARNING))
assertThat(report.position, notNullValue())
assertThat(report.position!!.line, equalTo(line))
assertThat(report.message, equalTo(message))
}
}
}
internal
inline fun <reified T : Any> instanceOf(): Matcher<Any> = instanceOf(T::class.java)