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/*
* Copyright (C) 2022 Slack Technologies, LLC
*
* 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
*
* https://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 foundry.gradle.tasks.robolectric
import foundry.gradle.FoundryProperties
import foundry.gradle.register
import foundry.gradle.robolectricJars
import foundry.gradle.tasks.BootstrapTask
import foundry.gradle.util.setDisallowChanges
import java.io.File
import org.gradle.api.DefaultTask
import org.gradle.api.Project
import org.gradle.api.artifacts.Configuration
import org.gradle.api.attributes.Attribute
import org.gradle.api.file.DirectoryProperty
import org.gradle.api.provider.ListProperty
import org.gradle.api.provider.Provider
import org.gradle.api.tasks.*
/**
* Updates the Robolectric android-all jars. Is declared as a task dependency of all
* robolectric-using test tasks.
*
* This will download any missing jars, skip any already downloaded ones, and delete any unused
* existing ones.
*/
@UntrackedTask(because = "State for this is handled elsewhere.")
internal abstract class UpdateRobolectricJarsTask : DefaultTask(), BootstrapTask {
/**
* This needs to use [InputFiles] and [PathSensitivity.ABSOLUTE] because the path to the jars
* really does matter here. Using [Classpath] is an error, as it looks only at content and not
* name or path, and we really do need to know the actual path to the artifact, even if its
* contents haven't changed.
*/
@get:PathSensitive(PathSensitivity.ABSOLUTE)
@get:InputFiles
abstract val allJars: ListProperty
@get:Internal abstract val outputDir: DirectoryProperty
init {
group = "foundry"
description = "Downloads the Robolectric android-all jars."
}
@TaskAction
fun download() {
val destinationDir = outputDir.asFile.get()
logger.debug("$TAG Copying downloaded robolectric jars")
destinationDir.apply {
if (!exists()) {
mkdirs()
}
}
// Track jars we currently have to which ones we try to download. At the end, we'll delete any
// we don't want.
val existingJars = jarsIn(destinationDir).associateByTo(LinkedHashMap(), File::getName)
for (jarToCopy in allJars.get()) {
existingJars.remove(jarToCopy.name)
val destinationFile = File(destinationDir, jarToCopy.name)
if (destinationFile.exists()) {
logger.debug("$TAG Skipping $jarToCopy, already copied 👍.")
} else {
logger.lifecycle("$TAG Copying $jarToCopy to $destinationFile.")
jarToCopy.copyTo(destinationFile)
}
}
existingJars.forEach { (name, file) ->
logger.lifecycle("Deleting unused Robolectric jar '$name'")
file.delete()
}
}
companion object {
private const val TAG = "[RobolectricJarsDownloadTask]"
internal const val NAME = "updateRobolectricJars"
fun jarsIn(dir: File): Set {
return dir.listFiles().orEmpty().filterTo(LinkedHashSet()) { it.extension == "jar" }
}
fun register(
project: Project,
foundryProperties: FoundryProperties,
): TaskProvider {
return project.tasks.register(NAME) {
val iVersion = foundryProperties.robolectricIVersion
for (sdkInt in foundryProperties.robolectricTestSdks) {
// Create a new configuration
val sdk = sdkFor(sdkInt, iVersion)
// Add relevant dep
val depCoordinates = sdk.dependencyCoordinates
val configuration =
project.configurations.detachedConfiguration(
project.dependencies.create(depCoordinates)
)
logger.debug(
"Adding '$depCoordinates' to Robolectric jars in configuration '${configuration.name}'"
)
// Wire to jar classpath
this.allJars.addAll(configuration.artifactView())
}
val gradleUserHomeDir = project.gradle.gradleUserHomeDir
outputDir.setDisallowChanges(
project.layout.dir(project.provider { robolectricJars(gradleUserHomeDir) })
)
}
}
}
}
private fun Configuration.artifactView(): Provider> {
return incoming
.artifactView {
attributes { attribute(Attribute.of("artifactType", String::class.java), "jar") }
}
.artifacts
.resolvedArtifacts
.map { it.asSequence().map { it.file }.toSet() }
}
private fun sdkFor(api: Int, iVersion: Int): DefaultSdk {
val sdk = SDKS[api] ?: error("No robolectric jar coordinates found for $api.")
return sdk.copy(iVersion = iVersion)
}
// Sourced from
// https://github.com/robolectric/robolectric/blob/master/robolectric/src/main/java/org/robolectric/plugins/DefaultSdkProvider.java
// TODO depend on it directly? compileOnly though
private val SDKS =
listOf(
DefaultSdk(21, "5.0.2_r3", "r0", "REL", 8, -1),
DefaultSdk(22, "5.1.1_r9", "r2", "REL", 8, -1),
DefaultSdk(23, "6.0.1_r3", "r1", "REL", 8, -1),
DefaultSdk(24, "7.0.0_r1", "r1", "REL", 8, -1),
DefaultSdk(25, "7.1.0_r7", "r1", "REL", 8, -1),
DefaultSdk(26, "8.0.0_r4", "r1", "REL", 8, -1),
DefaultSdk(27, "8.1.0", "4611349", "REL", 8, -1),
DefaultSdk(28, "9", "4913185-2", "REL", 8, -1),
DefaultSdk(29, "10", "5803371", "REL", 9, -1),
DefaultSdk(30, "11", "6757853", "REL", 9, -1),
DefaultSdk(31, "12", "7732740", "REL", 9, -1),
DefaultSdk(32, "12.1", "8229987", "REL", 9, -1),
DefaultSdk(33, "13", "9030017", "Tiramisu", 9, -1),
DefaultSdk(34, "14", "10818077", "REL", 17, -1),
)
.associateBy { it.apiLevel }
