[Gradle, K/N] Simplify native cinterop test

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/native/GeneralNativeIT.kt

@@ -646,68 +646,22 @@ class GeneralNativeIT : BaseGradleIT() {
 
     @Test
     fun testCinterop() {
-        val libProject = Project("sample-lib", directoryPrefix = "new-mpp-lib-and-app")
-        libProject.build("publish") {
-            assertSuccessful()
-        }
-        val repo = libProject.projectDir.resolve("repo").absolutePath.replace('\\', '/')
-
-        with(Project("native-cinterop")) {
-
-            setupWorkingDir()
-            listOf(gradleBuildScript(), gradleBuildScript("publishedLibrary")).forEach {
-                it.appendText(
-                    """
-                    repositories {
-                        maven { url '$repo' }
-                    }
-                """.trimIndent()
-                )
-            }
-
-            val targetsToBuild = if (HostManager.hostIsMingw) {
-                listOf(nativeHostTargetName, "mingw86")
-            } else {
-                listOf(nativeHostTargetName)
-            }
-
-            val libraryCinteropTasks = targetsToBuild.map { ":projectLibrary:cinteropStdio${it.capitalize()}" }
-            val libraryCompileTasks = targetsToBuild.map { ":projectLibrary:compileKotlin${it.capitalize()}" }
-
-            build(":projectLibrary:build") {
-                assertSuccessful()
-                assertTasksExecuted(libraryCinteropTasks)
-                assertTrue(output.contains("Project test"), "No test output found")
-                targetsToBuild.forEach {
-                    assertFileExists("projectLibrary/build/classes/kotlin/$it/main/projectLibrary-cinterop-stdio.klib")
-                }
-            }
-
-            build(":publishedLibrary:build", ":publishedLibrary:publish") {
-                assertSuccessful()
-                assertTasksExecuted(
-                    targetsToBuild.map { ":publishedLibrary:cinteropStdio${it.capitalize()}" }
-                )
-                assertTrue(output.contains("Published test"), "No test output found")
-                targetsToBuild.forEach {
-                    assertFileExists("publishedLibrary/build/classes/kotlin/$it/main/publishedLibrary-cinterop-stdio.klib")
-                    assertFileExists("publishedLibrary/build/classes/kotlin/$it/test/test-cinterop-stdio.klib")
-                    assertFileExists("repo/org/example/publishedLibrary-$it/1.0/publishedLibrary-$it-1.0-cinterop-stdio.klib")
-                }
-            }
+        with(transformProjectWithPluginsDsl("native-cinterop")) {
+            configureSingleNativeTarget()
 
             build(":build") {
                 assertSuccessful()
-                assertTrue(output.contains("Dependent: Project print"), "No test output found")
-                assertTrue(output.contains("Dependent: Published print"), "No test output found")
+                assertFileExists("build/libs/host/main/native-cinterop-cinterop-number.klib")
+                assertFileExists("build/classes/kotlin/host/main/native-cinterop-cinterop-number.klib")
+                assertFileExists("build/classes/kotlin/host/test/native-cinterop_test.klib")
             }
 
             // Check that changing the compiler version in properties causes interop reprocessing and source recompilation.
             val hostLibraryTasks = listOf(
-                ":projectLibrary:cinteropStdio${nativeHostTargetName.capitalize()}",
-                ":projectLibrary:compileKotlin${nativeHostTargetName.capitalize()}"
+                ":cinteropNumberHost",
+                ":compileKotlinHost"
             )
-            build(":projectLibrary:build") {
+            build(":build") {
                 assertSuccessful()
                 assertTasksUpToDate(hostLibraryTasks)
             }

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cinterop/build.gradle

@@ -1,48 +1,20 @@
-buildscript {
-    repositories {
-        mavenLocal()
-        jcenter()
-    }
-    dependencies {
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
-    }
+plugins {
+    id("org.jetbrains.kotlin.multiplatform").version("<pluginMarkerVersion>")
 }
 
-
-apply plugin: 'kotlin-multiplatform'
-
 repositories {
     mavenLocal()
     jcenter()
-    maven { url 'repo' }
 }
 
 kotlin {
-    sourceSets {
-        allNative {
-            dependencies {
-                implementation project(':projectLibrary')
-                implementation 'org.example:publishedLibrary:1.0'
+    <SingleNativeTarget>("host") {
+        compilations.main.cinterops {
+            number {
+                packageName 'example.cinterop.project'
+                extraOpts '-nodefaultlibs'
+                compilerOpts '-DEVEN_NUMBER'
             }
         }
-        nativeTest
-
-        macos64Main { dependsOn sourceSets.allNative }
-        linux64Main { dependsOn sourceSets.allNative }
-        mingw64Main { dependsOn sourceSets.allNative }
-        mingw86Main { dependsOn sourceSets.allNative }
-
-        macos64Test { dependsOn sourceSets.nativeTest }
-        linux64Test { dependsOn sourceSets.nativeTest }
-        mingw64Test { dependsOn sourceSets.nativeTest }
-        mingw86Test { dependsOn sourceSets.nativeTest }
-    }
-
-    targets {
-        fromPreset(presets.macosX64, 'macos64')
-        fromPreset(presets.linuxX64, 'linux64')
-        fromPreset(presets.mingwX64, 'mingw64')
-        // Test building a 32-bit Windows binary.
-        fromPreset(presets.mingwX86, 'mingw86')
     }
 }

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cinterop/projectLibrary/build.gradle

@@ -1,41 +0,0 @@
-apply plugin: 'kotlin-multiplatform'
-
-repositories {
-    mavenLocal()
-    jcenter()
-}
-
-kotlin {
-    sourceSets {
-        allNative
-        nativeTest
-
-        macos64Main { dependsOn sourceSets.allNative }
-        linux64Main { dependsOn sourceSets.allNative }
-        mingw64Main { dependsOn sourceSets.allNative }
-        mingw86Main { dependsOn sourceSets.allNative }
-
-        macos64Test { dependsOn sourceSets.nativeTest }
-        linux64Test { dependsOn sourceSets.nativeTest }
-        mingw64Test { dependsOn sourceSets.nativeTest }
-        mingw86Test { dependsOn sourceSets.nativeTest }
-    }
-
-    targets {
-        fromPreset(presets.macosX64, 'macos64')
-        fromPreset(presets.linuxX64, 'linux64')
-        fromPreset(presets.mingwX64, 'mingw64')
-        // Test building a 32-bit Windows binary.
-        fromPreset(presets.mingwX86, 'mingw86')
-
-        configure([macos64, linux64, mingw64, mingw86]) {
-            compilations.main.cinterops {
-                stdio {
-                    packageName 'example.cinterop.project.stdio'
-                    extraOpts '-nodefaultlibs'
-                    compilerOpts '-DEVEN_NUMBER'
-                }
-            }
-        }
-    }
-}

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cinterop/publishedLibrary/build.gradle

@@ -1,64 +0,0 @@
-apply plugin: 'kotlin-multiplatform'
-apply plugin: 'maven-publish'
-
-group = 'org.example'
-version = '1.0'
-
-repositories {
-    mavenLocal()
-    jcenter()
-}
-
-kotlin {
-    sourceSets {
-        allNative {
-            dependencies {
-                implementation 'com.example:sample-lib:1.0'
-            }
-        }
-        nativeTest
-
-        macos64Main { dependsOn sourceSets.allNative }
-        linux64Main { dependsOn sourceSets.allNative }
-        mingw64Main { dependsOn sourceSets.allNative }
-        mingw86Main { dependsOn sourceSets.allNative }
-
-        macos64Test { dependsOn sourceSets.nativeTest }
-        linux64Test { dependsOn sourceSets.nativeTest }
-        mingw64Test { dependsOn sourceSets.nativeTest }
-        mingw86Test { dependsOn sourceSets.nativeTest }
-    }
-
-    targets {
-        fromPreset(presets.macosX64, 'macos64')
-        fromPreset(presets.linuxX64, 'linux64')
-        fromPreset(presets.mingwX64, 'mingw64')
-        // Test building a 32-bit Windows binary.
-        fromPreset(presets.mingwX86, 'mingw86')
-
-        configure([macos64, linux64, mingw64, mingw86]) {
-            compilations.all {
-                // Add interop in the test compilation too as a regression test for KT-30290.
-                cinterops {
-                    stdio {
-                        packageName 'example.cinterop.published.stdio'
-                        extraOpts '-nodefaultlibs'
-                    }
-                }
-            }
-        }
-    }
-
-}
-
-// We don't create test tasks for Windows x86. But we still want to test
-// generating interop for it, so we add this dependency.
-build.dependsOn 'linkDebugTestMingw86'
-
-publishing {
-    repositories {
-        maven {
-            url = '../repo'
-        }
-    }
-}

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cinterop/publishedLibrary/src/allNative/kotlin/main.kt

@@ -1,14 +0,0 @@
-/*
- * Copyright 2010-2018 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package example.cinterop.published
-
-import example.cinterop.published.stdio.*
-import com.example.lib.*
-
-fun publishedPrint(str: String) {
-    printf(str + '\n')
-    println(id(42))
-}

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cinterop/publishedLibrary/src/nativeInterop/cinterop/stdio.def

@@ -1,2 +0,0 @@
-headers = stdio.h
-compilerOpts.osx = -D_ANSI_SOURCE

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cinterop/publishedLibrary/src/nativeTest/kotlin/test.kt

@@ -1,12 +0,0 @@
-/*
- * Copyright 2010-2018 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-package example.cinterop.published
-
-import kotlin.test.*
-
-@Test
-fun publishedTest() {
-    publishedPrint("Published test")
-}

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cinterop/settings.gradle

@@ -1,6 +1,11 @@
+pluginManagement {
+    repositories {
+        mavenLocal()
+        jcenter()
+        gradlePluginPortal()
+    }
+}
+
 enableFeaturePreview('GRADLE_METADATA')
 
-rootProject.name = 'native-cinterop'
-
-include 'projectLibrary'
-include 'publishedLibrary'
+rootProject.name = "native-cinterop"

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cinterop/src/allNative/kotlin/main.kt

@@ -1,12 +0,0 @@
-/*
- * Copyright 2010-2018 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-import example.cinterop.project.*
-import example.cinterop.published.*
-
-fun dependentProject() {
-    projectPrint("Dependent: Project print")
-    publishedPrint("Dependent: Published print")
-}

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cinterop/src/hostMain/kotlin/main.kt

@@ -5,8 +5,8 @@
 
 package example.cinterop.project
 
-import example.cinterop.project.stdio.*
+import example.cinterop.project.*
 
-fun projectPrint(str: String) {
-    printf(str + '\n')
+fun answer(): Int {
+    return getNumber() * 2
 }

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cinterop/src/hostTest/kotlin/test.kt

@@ -1,18 +1,12 @@
 /*
- * Copyright 2010-2018 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
 package example.cinterop.project
 
 import kotlin.test.*
-import example.cinterop.project.stdio.*
-
-@Test
-fun projectTest() {
-    projectPrint("Project test")
-}
 
 @Test
 fun compilerOptsTest() {
-    assertEquals(2, getNumber())
+    assertEquals(4, answer())
 }

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cinterop/src/nativeInterop/cinterop/number.def

@@ -1,4 +1,3 @@
-headers = stdio.h
 compilerOpts.osx = -D_ANSI_SOURCE
 ---
 

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cinterop/src/nativeTest/kotlin/test.kt

@@ -1,11 +0,0 @@
-/*
- * Copyright 2010-2018 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-import kotlin.test.*
-
-@Test
-fun dependentTest() {
-    dependentProject()
-}