Add an IT for publication of multiplatform resources in a jvm target

^KT-65540

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/mpp/resources/MultiplatformResourcesPublicationIT.kt

@@ -0,0 +1,108 @@
+package org.jetbrains.kotlin.gradle.mpp.resources
+
+import java.nio.file.Files
+import java.nio.file.Paths
+import java.nio.file.StandardCopyOption
+import org.gradle.util.GradleVersion
+import org.jetbrains.kotlin.gradle.testbase.*
+import org.jetbrains.kotlin.gradle.util.capitalize
+import org.jetbrains.kotlin.incremental.testingUtils.assertEqualDirectories
+import org.junit.jupiter.api.DisplayName
+import java.nio.file.Path
+import java.util.zip.ZipFile
+
+@MppGradlePluginTests
+@DisplayName("Test multiplatform resources publication")
+class MultiplatformResourcesPublicationIT : KGPBaseTest() {
+
+    @DisplayName("Multiplatform resources publication for jvm target")
+    @GradleAndroidTest
+    fun testJvmResourcesPublication(
+        gradleVersion: GradleVersion,
+        androidVersion: String,
+        providedJdk: JdkVersions.ProvidedJdk,
+    ) {
+        testEmbeddedResources(
+            gradleVersion,
+            androidVersion,
+            providedJdk,
+            publicationTask = ":publishJvmPublicationToMavenRepository",
+            publishedArchive = "build/repo/test/publication-jvm/1.0/publication-jvm-1.0.jar",
+            reference = "jvm",
+        )
+    }
+
+    private fun testEmbeddedResources(
+        gradleVersion: GradleVersion,
+        androidVersion: String,
+        providedJdk: JdkVersions.ProvidedJdk,
+        publicationTask: String,
+        publishedArchive: String,
+        reference: String,
+    ) {
+        project(
+            "multiplatformResources/publication",
+            gradleVersion,
+            buildJdk = providedJdk.location,
+        ) {
+            buildWithAGPVersion(
+                publicationTask,
+                androidVersion,
+            )
+            compareEmbeddedResources(
+                publishedArchive,
+                reference
+            )
+        }
+    }
+
+    private fun TestProject.buildWithAGPVersion(
+        task: String,
+        androidVersion: String,
+    ) {
+        build(
+            task,
+            buildOptions = defaultBuildOptions.copy(androidVersion = androidVersion)
+        )
+    }
+
+    private fun TestProject.compareEmbeddedResources(
+        inputZip: String,
+        reference: String,
+    ) {
+        val publishedResources = projectPath.resolve("published/${reference}")
+        unzip(
+            inputZip = inputZip,
+            outputDir = publishedResources,
+            filesStartingWith = "embed",
+        )
+        val referenceResources = projectPath.resolve("reference/$reference")
+        assertDirectoryExists(publishedResources)
+        assertDirectoryExists(referenceResources)
+        assertEqualDirectories(
+            publishedResources.toFile(),
+            referenceResources.toFile(),
+            forgiveExtraFiles = false,
+            filter = { !it.name.startsWith(".") }
+        )
+    }
+
+    private fun TestProject.unzip(
+        inputZip: String,
+        outputDir: Path,
+        filesStartingWith: String,
+    ) {
+        ZipFile(projectPath.resolve(inputZip).toFile()).use {
+            it.entries().asSequence().filter { it.name.startsWith(filesStartingWith) && !it.isDirectory }.forEach { entry ->
+                val outputFile = outputDir.resolve(Paths.get(entry.name))
+                if (!outputFile.parent.toFile().exists())
+                    Files.createDirectories(outputFile.parent)
+
+                it.getInputStream(entry).use { input ->
+                    Files.copy(input, outputFile, StandardCopyOption.REPLACE_EXISTING)
+                }
+            }
+        }
+    }
+
+}

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/multiplatformResources/publication/build.gradle.kts

@@ -0,0 +1,40 @@
+@file:OptIn(ComposeKotlinGradlePluginApi::class)
+
+import org.jetbrains.kotlin.gradle.ComposeKotlinGradlePluginApi
+import org.jetbrains.kotlin.gradle.plugin.mpp.resources.KotlinTargetResourcesPublication
+
+group = "test"
+version = "1.0"
+
+plugins {
+    kotlin("multiplatform")
+    `maven-publish`
+}
+
+kotlin {
+    val publication = project.ext.get(
+        KotlinTargetResourcesPublication.EXTENSION_NAME
+    ) as KotlinTargetResourcesPublication
+
+    listOf(
+        jvm(),
+    ).forEach { target ->
+        publication.publishResourcesAsKotlinComponent(
+            target,
+            { sourceSet ->
+                KotlinTargetResourcesPublication.ResourceRoot(
+                    resourcesBaseDirectory = project.provider { project.file("src/${sourceSet.name}/multiplatformResources") },
+                    includes = emptyList(),
+                    excludes = emptyList()
+                )
+            },
+            provider { File("embed/inside") }
+        )
+    }
+}
+
+publishing {
+    repositories {
+        maven("${buildDir}/repo")
+    }
+}

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/multiplatformResources/publication/reference/jvm/embed/inside/inCommon

@@ -0,0 +1 @@
+inCommon

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/multiplatformResources/publication/reference/jvm/embed/inside/inner/platformOverride

@@ -0,0 +1 @@
+jvmOverride

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/multiplatformResources/publication/reference/jvm/embed/inside/onlyInJvm

@@ -0,0 +1 @@
+onlyInJvm

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/multiplatformResources/publication/src/commonMain/kotlin/stub.kt

@@ -0,0 +1 @@
+package test

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/multiplatformResources/publication/src/commonMain/multiplatformResources/inCommon

@@ -0,0 +1 @@
+inCommon

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/multiplatformResources/publication/src/commonMain/multiplatformResources/inner/platformOverride

@@ -0,0 +1 @@
+platformOverride

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/multiplatformResources/publication/src/jvmMain/multiplatformResources/inner/platformOverride

@@ -0,0 +1 @@
+jvmOverride

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/multiplatformResources/publication/src/jvmMain/multiplatformResources/onlyInJvm

@@ -0,0 +1 @@
+onlyInJvm