[K/N][tests] Migrate first platform-dependent test to new testing infra

^KT-61259

native/native.tests/testData/codegen/link/noPurgeForDependencies.kt

@@ -0,0 +1,23 @@
+// MODULE: lib
+// FILE: lib.kt
+
+@file:OptIn(kotlinx.cinterop.ExperimentalForeignApi::class)
+
+import kotlinx.cinterop.convert
+import platform.posix.*
+
+fun foo(): String {
+    val size: size_t = 17.convert<size_t>()
+    val e = fabs(1.toDouble())
+    return "$size; $e"
+}
+
+// MODULE: main(lib)
+// FILE: main.kt
+
+import kotlin.test.*
+
+fun box(): String {
+    assertEquals("17; 1.0", foo())
+    return "OK"
+}

native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeCodegenLocalTestGenerated.java

@@ -3221,6 +3221,12 @@ public class FirNativeCodegenLocalTestGenerated extends AbstractNativeCodegenBox
             runTest("native/native.tests/testData/codegen/link/link.kt");
         }
 
+        @Test
+        @TestMetadata("noPurgeForDependencies.kt")
+        public void testNoPurgeForDependencies() throws Exception {
+            runTest("native/native.tests/testData/codegen/link/noPurgeForDependencies.kt");
+        }
+
         @Test
         @TestMetadata("omitUnused.kt")
         public void testOmitUnused() throws Exception {

native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/NativeCodegenLocalTestGenerated.java

@@ -3147,6 +3147,12 @@ public class NativeCodegenLocalTestGenerated extends AbstractNativeCodegenBoxTes
             runTest("native/native.tests/testData/codegen/link/link.kt");
         }
 
+        @Test
+        @TestMetadata("noPurgeForDependencies.kt")
+        public void testNoPurgeForDependencies() throws Exception {
+            runTest("native/native.tests/testData/codegen/link/noPurgeForDependencies.kt");
+        }
+
         @Test
         @TestMetadata("omitUnused.kt")
         public void testOmitUnused() throws Exception {

native/native.tests/tests/org/jetbrains/kotlin/konan/test/blackbox/support/group/ExtTestCaseGroupProvider.kt

@@ -303,6 +303,7 @@ private class ExtTestDataFile(
                         || importedFqName.startsWith(KOTLINX_PACKAGE_NAME)
                         || importedFqName.startsWith(HELPERS_PACKAGE_NAME)
                         || importedFqName.startsWith(CNAMES_PACKAGE_NAME)
+                        || importedFqName.startsWith(PLATFORM_PACKAGE_NAME)
                     ) {
                         return
                     }
@@ -596,6 +597,7 @@ private class ExtTestDataFile(
         private val HELPERS_PACKAGE_NAME = Name.identifier("helpers")
         private val KOTLINX_PACKAGE_NAME = Name.identifier("kotlinx")
         private val CNAMES_PACKAGE_NAME = Name.identifier("cnames")
+        private val PLATFORM_PACKAGE_NAME = Name.identifier("platform")
 
         private val MANDATORY_SOURCE_TRANSFORMERS: ExternalSourceTransformers = listOf(DiagnosticsRemovingSourceTransformer)
     }