[Gradle] Test for Project's collection mutation after evaluation

Mutating projects data, particularly, adding new items to its
collections such as tasks, configurations and components is a potential
risk to lose these data during the import to IDE.

^KT-62877 In Progress

libraries/tools/kotlin-gradle-plugin/src/functionalTest/kotlin/org/jetbrains/kotlin/gradle/regressionTests/KT62877ProjectMutationAfterEvaluation.kt

@@ -0,0 +1,63 @@
+/*
+ * Copyright 2010-2023 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.
+ */
+
+@file:Suppress("FunctionName")
+
+package org.jetbrains.kotlin.gradle.regressionTests
+
+import org.jetbrains.kotlin.gradle.dependencyResolutionTests.mavenCentralCacheRedirector
+import org.jetbrains.kotlin.gradle.plugin.ide.kotlinIdeMultiplatformImport
+import org.jetbrains.kotlin.gradle.plugin.mpp.KotlinNativeTarget
+import org.jetbrains.kotlin.gradle.util.buildProjectWithMPP
+import org.jetbrains.kotlin.gradle.util.enableCInteropCommonization
+import org.jetbrains.kotlin.gradle.util.kotlin
+import kotlin.test.Test
+import kotlin.test.assertEquals
+
+class KT62877ProjectMutationAfterEvaluation {
+
+    @Test
+    fun `test multiplatform project's collections can't be mutated after evaluation`() {
+        val project = buildProjectWithMPP {
+            kotlin {
+                jvm()
+                linuxX64(); linuxArm64()
+                iosX64(); iosArm64()
+
+                targets.filterIsInstance<KotlinNativeTarget>().forEach { target ->
+                    target.compilations.getByName("main").cinterops.create("foo")
+                }
+            }
+        }
+
+        project.enableCInteropCommonization()
+        project.repositories.mavenLocal()
+        project.repositories.mavenCentralCacheRedirector()
+
+        project.evaluate()
+
+        val domainObjectCollectionsToCheck = listOf(
+            project.configurations,
+            project.tasks,
+            project.components,
+        )
+
+        // Collect names before task initialization
+        val namesBefore = domainObjectCollectionsToCheck.associateWith { it.names.toSet() }
+
+        // Now initialize tasks
+        val taskNames = project.tasks.names.toMutableSet()
+        taskNames.remove("init") // initializing the init task isn't possible due to Gradle reasons
+        taskNames.map { project.tasks.getByName(it) }
+
+        // And resolve IDE dependencies
+        project.kotlinIdeMultiplatformImport.resolveDependencies("commonMain")
+
+        // Compare names after
+        val namesAfter = domainObjectCollectionsToCheck.associateWith { it.names.toSet() }
+
+        assertEquals(namesBefore, namesAfter)
+    }
+}