[tests][kotlin-gradle-plugin] workaround for old k/n artifacts

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

@@ -12,6 +12,7 @@ import org.jetbrains.kotlin.gradle.native.GeneralNativeIT.Companion.extractNativ
 import org.jetbrains.kotlin.gradle.transformProjectWithPluginsDsl
 import org.jetbrains.kotlin.gradle.util.modify
 import org.jetbrains.kotlin.gradle.utils.NativeCompilerDownloader
+import org.jetbrains.kotlin.gradle.utils.toStringPre1_5_20
 import org.jetbrains.kotlin.konan.target.HostManager
 import org.jetbrains.kotlin.konan.target.KonanTarget
 import org.jetbrains.kotlin.konan.target.presetName
@@ -54,7 +55,7 @@ class NativePlatformLibsIT : BaseGradleIT() {
         // Clean existing installation directories.
         val osName = HostManager.simpleOsName()
         val oldCompilerDir = DependencyDirectories.localKonanDir.resolve("kotlin-native-$osName-$oldCompilerVersion")
-        val currentCompilerDir = DependencyDirectories.localKonanDir.resolve("kotlin-native-$osName-$currentCompilerVersion")
+        val currentCompilerDir = DependencyDirectories.localKonanDir.resolve("kotlin-native-$osName-${currentCompilerVersion.toStringPre1_5_20()}")
 
         for (compilerDirectory in listOf(oldCompilerDir, currentCompilerDir)) {
             compilerDirectory.deleteRecursively()

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

@@ -56,38 +56,6 @@ class NativeCompilerDownloader(
             }
         }
 
-    /**
-     * Once we've decide to make K/N version like K one (with droppable maintenance 0), but this breaks old publications,
-     * when did merging kotlin with kotlin/native after 1.5.0 release.
-     * older 1.5.20?
-     */
-    private fun CompilerVersion.toStringPre1_5_20(showMeta: Boolean, showBuild: Boolean) = buildString {
-        if (major > 1
-            || minor > 5
-            || maintenance > 20
-        )
-            return toString(showMeta, showBuild)
-        append(major)
-        append('.')
-        append(minor)
-        if (maintenance != 0) {
-            append('.')
-            append(maintenance)
-        }
-        if (milestone != -1) {
-            append("-M")
-            append(milestone)
-        }
-        if (showMeta) {
-            append('-')
-            append(meta.metaString)
-        }
-        if (showBuild && build != -1) {
-            append('-')
-            append(build)
-        }
-    }
-
     val versionStringRepresentation = compilerVersion.toStringPre1_5_20(
         compilerVersion.meta != MetaVersion.RELEASE,
         compilerVersion.meta != MetaVersion.RELEASE
@@ -179,4 +147,36 @@ class NativeCompilerDownloader(
             downloadAndExtract()
         }
     }
-}
+}
+/**
+ * Once we've decide to make K/N version like K one (with droppable maintenance 0), but this breaks old publications,
+ * when did merging kotlin with kotlin/native after 1.5.0 release.
+ * older 1.5.20?
+ */
+fun CompilerVersion.toStringPre1_5_20(showMeta: Boolean = meta != MetaVersion.RELEASE, showBuild: Boolean = meta != MetaVersion.RELEASE) =
+    buildString {
+        if (major > 1
+            || minor > 5
+            || maintenance > 20
+        )
+            return toString(showMeta, showBuild)
+        append(major)
+        append('.')
+        append(minor)
+        if (maintenance != 0) {
+            append('.')
+            append(maintenance)
+        }
+        if (milestone != -1) {
+            append("-M")
+            append(milestone)
+        }
+        if (showMeta) {
+            append('-')
+            append(meta.metaString)
+        }
+        if (showBuild && build != -1) {
+            append('-')
+            append(build)
+        }
+    }