- KT-1430 Import popup/type completion does not work for extension functions

- refactoring for auto import tests

idea/testData/quickfix/autoImports/functionImport.after.kt

@@ -0,0 +1,8 @@
+// "Import Class" "true"
+package functionimporttest
+
+import functionimporttest.data.someTestFun
+
+fun functionImportTest() {
+    someTestFun()
+}