[Gradle] Don't depend on generated podspec in synthetic podInstall task

^KT-63331 Verification Pending

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

@@ -65,6 +65,23 @@ class CocoaPodsIT : KGPBaseTest() {
         }
     }
 
+    @DisplayName("Pod import single noPodspec")
+    @GradleTest
+    fun testPodImportSingleNoPodspec(gradleVersion: GradleVersion) {
+        nativeProjectWithCocoapodsAndIosAppPodFile(cocoapodsSingleKtPod, gradleVersion) {
+
+            buildGradleKts.addCocoapodsBlock("noPodspec()")
+
+            buildWithCocoapodsWrapper(podImportTaskName) {
+                podImportAsserts(buildGradleKts)
+            }
+
+            buildWithCocoapodsWrapper(":kotlin-library:podImport") {
+                podImportAsserts(subProject("kotlin-library").buildGradleKts, "kotlin-library")
+            }
+        }
+    }
+
     @DisplayName("Pod import multiple")
     @GradleTest
     fun testPodImportMultiple(gradleVersion: GradleVersion) {
@@ -732,6 +749,23 @@ class CocoaPodsIT : KGPBaseTest() {
         }
     }
 
+    @DisplayName("Add pod-dependencies together with noPodspec")
+    @GradleTest
+    fun testPodDependenciesWithNoPodspec(gradleVersion: GradleVersion) {
+        nativeProjectWithCocoapodsAndIosAppPodFile(gradleVersion = gradleVersion) {
+            buildGradleKts.addCocoapodsBlock(
+                """
+                    noPodspec()
+        
+                    pod("Base64", version = "1.1.2")
+                """.trimIndent()
+            )
+            buildWithCocoapodsWrapper(":linkPodDebugFrameworkIOS") {
+                assertFileInProjectNotExists("cocoapods.podspec")
+            }
+        }
+    }
+
     @DisplayName("Hierarchy of dependant pods compiles successfully")
     @GradleTest
     fun testHierarchyOfDependantPodsCompilesSuccessfully(gradleVersion: GradleVersion) {

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

@@ -489,6 +489,7 @@ open class KotlinCocoapodsPlugin : Plugin<Project> {
             task.group = TASK_GROUP
             task.description = "Invokes `pod install` call within Podfile location directory"
             task.podfile.set(project.provider { cocoapodsExtension.podfile })
+            @Suppress("DEPRECATION") // is set for compatibility reasons
             task.podspec.set(podspecTaskProvider.map { it.outputFile })
             task.useStaticFramework.set(cocoapodsExtension.podFrameworkIsStatic)
             task.frameworkName.set(cocoapodsExtension.podFrameworkName)
@@ -504,7 +505,6 @@ open class KotlinCocoapodsPlugin : Plugin<Project> {
     ) {
         val families = mutableSetOf<Family>()
 
-        val podspecTaskProvider = project.tasks.named<PodspecTask>(POD_SPEC_TASK_NAME)
         kotlinExtension.supportedTargets().all { target ->
             val family = target.konanTarget.family
             if (family in families) {
@@ -524,7 +524,6 @@ open class KotlinCocoapodsPlugin : Plugin<Project> {
 
             val podGenTask = project.registerTask<PodGenTask>(family.toPodGenTaskName) { task ->
                 task.description = "Сreates a synthetic Xcode project to retrieve CocoaPods dependencies"
-                task.podspec.set(podspecTaskProvider.map { it.outputFile })
                 task.podName.set(project.provider { cocoapodsExtension.name })
                 task.specRepos.set(project.provider { cocoapodsExtension.specRepos })
                 task.family.set(family)

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/cocoapods/tasks/PodGenTask.kt

@@ -35,10 +35,6 @@ abstract class PodGenTask @Inject constructor(projectLayout: ProjectLayout) : Co
         }
     }
 
-    @get:PathSensitive(PathSensitivity.RELATIVE)
-    @get:InputFile
-    internal abstract val podspec: Property<File>
-
     @get:Input
     internal abstract val podName: Property<String>
 

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/cocoapods/tasks/PodInstallTask.kt

@@ -20,9 +20,8 @@ import java.io.File
 @DisableCachingByDefault
 abstract class PodInstallTask : AbstractPodInstallTask() {
 
-    @get:PathSensitive(PathSensitivity.RELATIVE)
+    @Deprecated("Use PodspecTask#outputFile")
-    @get:Optional
+    @get:Internal
-    @get:InputFile
     abstract val podspec: Property<File?>
 
     @get:Input