Link CocoaPods frameworks with iosTest binary

#KT-44857 #KT-37513

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

@@ -61,6 +61,7 @@ class CocoaPodsIT : BaseGradleIT() {
     private val cocoapodsMultipleKtPods = "native-cocoapods-multiple"
     private val templateProjectName = "native-cocoapods-template"
     private val groovyTemplateProjectName = "native-cocoapods-template-groovy"
+    private val cocoapodsTestsProjectName = "native-cocoapods-tests"
 
     private val dummyTaskName = ":$DUMMY_FRAMEWORK_TASK_NAME"
     private val podspecTaskName = ":$POD_SPEC_TASK_NAME"
@@ -880,6 +881,9 @@ class CocoaPodsIT : BaseGradleIT() {
         }
     }
 
+    @Test
+    fun testPodDependencyInUnitTests() =
+        getProjectByName(cocoapodsTestsProjectName).testWithWrapper(":iosX64Test")
 
     // paths
 

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

@@ -0,0 +1,22 @@
+plugins {
+    id("org.jetbrains.kotlin.multiplatform").version("<pluginMarkerVersion>")
+    id("org.jetbrains.kotlin.native.cocoapods").version("<pluginMarkerVersion>")
+}
+
+repositories {
+    mavenLocal()
+    mavenCentral()
+}
+
+group = "org.jetbrains.kotlin.sample.native"
+version = "1.0"
+
+kotlin {
+    iosX64()
+    cocoapods {
+        homepage = "https://github.com/JetBrains/kotlin"
+        summary = "CocoaPods test library"
+        ios.deploymentTarget = "13.5"
+        pod("AFNetworking")
+    }
+}

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

@@ -0,0 +1,11 @@
+pluginManagement {
+	repositories {
+		mavenLocal()
+		mavenCentral()
+		gradlePluginPortal()
+	}
+}
+
+enableFeaturePreview('GRADLE_METADATA')
+
+rootProject.name = "cocoapods"

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cocoapods-tests/src/iosX64Main/kotlin/A.kt

@@ -0,0 +1,8 @@
+package testProject.`new-mpp-cocoapods-template`.src.iosX64Main.kotlin
+
+import cocoapods.AFNetworking.*
+
+fun foo() : Boolean {
+    val manager = AFURLSessionManager()
+    return manager != null
+}

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/native-cocoapods-tests/src/iosX64Test/kotlin/iosTest.kt

@@ -0,0 +1,13 @@
+package testProject.`new-mpp-cocoapods-template`.src.iosTest.kotlin
+
+import kotlin.test.Test
+import kotlin.test.assertTrue
+import testProject.`new-mpp-cocoapods-template`.src.iosX64Main.kotlin.foo
+
+class IosGreetingTest {
+
+    @Test
+    fun testExample() {
+        assertTrue(foo())
+    }
+}

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/native/cocoapods/CocoapodsExtension.kt

@@ -17,6 +17,8 @@ import org.jetbrains.kotlin.gradle.dsl.multiplatformExtension
 import org.jetbrains.kotlin.gradle.plugin.cocoapods.CocoapodsExtension.CocoapodsDependency.PodLocation.*
 import org.jetbrains.kotlin.gradle.plugin.mpp.NativeBuildType
 import org.jetbrains.kotlin.gradle.plugin.mpp.Framework
+import org.jetbrains.kotlin.gradle.plugin.mpp.NativeBinary
+import org.jetbrains.kotlin.gradle.plugin.mpp.TestExecutable
 import java.io.File
 import java.net.URI
 
@@ -242,30 +244,33 @@ open class CocoapodsExtension(private val project: Project) {
                 frameworkNameInternal = framework.baseName
                 useDynamicFramework = framework.isStatic.not()
                 if (useDynamicFramework) {
-                    configureDynamicFrameworkLinking(framework)
+                    configureLinkingOptions(framework)
                 }
             }
         }
     }
 
-    private fun configureDynamicFrameworkLinking(framework: Framework) {
+    internal fun configureLinkingOptions(binary: NativeBinary, setRPath: Boolean = false) {
         project.findProperty(KotlinCocoapodsPlugin.FRAMEWORK_PATHS_PROPERTY)?.toString()?.let { args ->
-            framework.linkerOpts.addAll(args.splitQuotedArgs().map { "-F$it" })
+            binary.linkerOpts.addAll(args.splitQuotedArgs().map { "-F$it" })
         }
         pods.all { pod ->
-            framework.linkerOpts("-framework", pod.moduleName)
+            binary.linkerOpts("-framework", pod.moduleName)
             if (project.shouldUseSyntheticProjectSettings &&
                 KotlinCocoapodsPlugin.isAvailableToProduceSynthetic
             ) {
-                framework.linkTaskProvider.configure { task ->
+                binary.linkTaskProvider.configure { task ->
 
-                    val podBuildTaskProvider = project.getPodBuildTaskProvider(framework.target, pod)
+                    val podBuildTaskProvider = project.getPodBuildTaskProvider(binary.target, pod)
                     task.inputs.file(podBuildTaskProvider.map { it.buildSettingsFile })
                     task.dependsOn(podBuildTaskProvider)
 
                     task.doFirst { _ ->
-                        val podBuildSettings = project.getPodBuildSettingsProperties(framework.target, pod)
-                        framework.linkerOpts.addAll(podBuildSettings.frameworkSearchPaths.map { "-F$it" })
+                        val podBuildSettings = project.getPodBuildSettingsProperties(binary.target, pod)
+                        binary.linkerOpts.addAll(podBuildSettings.frameworkSearchPaths.map { "-F$it" })
+                        if (setRPath) {
+                            binary.linkerOpts.addAll(podBuildSettings.frameworkSearchPaths.flatMap { listOf("-rpath", it) })
+                        }
                     }
                 }
             }

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/native/cocoapods/KotlinCocoapodsPlugin.kt

@@ -23,6 +23,7 @@ import org.jetbrains.kotlin.gradle.plugin.cocoapods.KotlinCocoapodsPlugin.Compan
 import org.jetbrains.kotlin.gradle.plugin.cocoapods.KotlinCocoapodsPlugin.Companion.PLATFORM_PROPERTY
 import org.jetbrains.kotlin.gradle.plugin.mpp.KotlinNativeTarget
 import org.jetbrains.kotlin.gradle.plugin.mpp.NativeBuildType
+import org.jetbrains.kotlin.gradle.plugin.mpp.TestExecutable
 import org.jetbrains.kotlin.gradle.plugin.whenEvaluated
 import org.jetbrains.kotlin.gradle.targets.native.tasks.*
 import org.jetbrains.kotlin.gradle.tasks.*
@@ -636,6 +637,15 @@ open class KotlinCocoapodsPlugin : Plugin<Project> {
         }
     }
 
+    private fun configureTestBinaries(project: Project, cocoapodsExtension: CocoapodsExtension) {
+        project.multiplatformExtension.supportedTargets().all { target ->
+            target.binaries.withType(TestExecutable::class.java) { testExecutable ->
+                cocoapodsExtension.configureLinkingOptions(testExecutable, setRPath = true)
+            }
+        }
+    }
+
+
     override fun apply(project: Project): Unit = with(project) {
 
         pluginManager.withPlugin("kotlin-multiplatform") {
@@ -666,6 +676,7 @@ open class KotlinCocoapodsPlugin : Plugin<Project> {
                 )
             }
             createInterops(project, kotlinExtension, cocoapodsExtension)
+            configureTestBinaries(project, cocoapodsExtension)
         }
     }