Workaround KT-14531, Partial fix for KT-13600, KT-11620 J2K: Invalid conversion context on plain text pasting

For detailed info see KT-14531

idea/testData/copyPaste/plainTextConversion/AsExpression.expected.kt

@@ -1,3 +1,5 @@
+import java.util.ArrayList
+
 fun foo() {
     bar(ArrayList<String>())
-}
+}

idea/testData/copyPaste/plainTextConversion/AsExpressionBody.expected.kt

@@ -1 +1,3 @@
-fun foo() = ArrayList<String>()
+import java.util.ArrayList
+
+fun foo() = ArrayList<String>()

idea/testData/copyPaste/plainTextConversion/ImportResolve.dependency.java

@@ -0,0 +1,34 @@
+package test;
+
+public class ToBeImportedJava {
+    public static final String TO_BE_IMPORTED_CONST = "!!!";
+
+    public static void staticMethod() {
+    }
+}
+
+public interface IAmbiguousJava {
+
+}
+
+public interface AmbiguousJava {
+
+}
+
+public interface IAmbiguous {
+
+}
+
+public interface Ambiguous {
+
+}
+
+public class Z {
+    public interface IAmbiguousJava {
+
+    }
+
+    public interface AmbiguousJava {
+
+    }
+}

idea/testData/copyPaste/plainTextConversion/ImportResolve.dependency.kt

@@ -0,0 +1,32 @@
+package test
+
+class ToBeImportedKotlin {
+
+}
+
+interface IAmbiguous {
+
+}
+
+interface Ambiguous {
+
+}
+
+
+interface IAmbiguousKotlin {
+
+}
+
+interface AmbiguousKotlin {
+
+}
+
+class Z {
+    interface IAmbiguousKotlin {
+
+    }
+
+    interface AmbiguousKotlin {
+
+    }
+}

idea/testData/copyPaste/plainTextConversion/ImportResolve.expected.kt

@@ -0,0 +1,31 @@
+import java.util.ArrayList
+import test.ToBeImportedJava
+import test.ToBeImportedKotlin
+import java.util.HashMap
+import test.ToBeImportedJava.TO_BE_IMPORTED_CONST
+import test.ToBeImportedJava.staticMethod
+
+class Target {
+    var listOfPlatformType: List<String> = ArrayList()
+
+    var unresolved: UnresolvedInterface<UnresolvedGeneric> = UnresolvedImplementation() // Should not add import
+
+    var hashMapOfNotImported: Map<ToBeImportedJava, ToBeImportedKotlin> = HashMap()
+
+    fun acceptKotlinClass(tbi: ToBeImportedKotlin) {
+
+    }
+
+    fun acceptJavaClass(tbi: ToBeImportedJava) {
+
+    }
+
+    var ambiguousKotlin: IAmbiguousKotlin = AmbiguousKotlin() // Should not add import in case of 2 declarations in Kotlin
+    var ambiguous: IAmbiguous = Ambiguous() // Should not add import in case of ambiguous declarations in Kotlin and in Java
+    var ambiguousJava: IAmbiguousJava = AmbiguousJava()  // Should not add import in case of 2 declarations in Java
+
+    fun workWithStatics() {
+        val a = TO_BE_IMPORTED_CONST
+        staticMethod()
+    }
+}

idea/testData/copyPaste/plainTextConversion/ImportResolve.to.kt

@@ -0,0 +1,3 @@
+class Target {
+    <caret>
+}

idea/testData/copyPaste/plainTextConversion/ImportResolve.txt

@@ -0,0 +1,22 @@
+public List<String> listOfPlatformType = new ArrayList<String>();
+
+UnresolvedInterface<UnresolvedGeneric> unresolved = new UnresolvedImplementation<>(); // Should not add import
+
+Map<ToBeImportedJava, ToBeImportedKotlin> hashMapOfNotImported = new HashMap<>();
+
+void acceptKotlinClass(ToBeImportedKotlin tbi) {
+
+}
+
+void acceptJavaClass(ToBeImportedJava tbi) {
+
+}
+
+IAmbiguousKotlin ambiguousKotlin = new AmbiguousKotlin(); // Should not add import in case of 2 declarations in Kotlin
+IAmbiguous ambiguous = new Ambiguous(); // Should not add import in case of ambiguous declarations in Kotlin and in Java
+IAmbiguousJava ambiguousJava = new AmbiguousJava();  // Should not add import in case of 2 declarations in Java
+
+void workWithStatics() {
+    String a = TO_BE_IMPORTED_CONST;
+    staticMethod();
+}

idea/testData/copyPaste/plainTextConversion/KT13529_1.expected.kt

@@ -1,3 +1,5 @@
+import java.util.ArrayList
+
 fun foo() {
     bar(/*comment*/ArrayList<String>())
-}
+}

idea/testData/copyPaste/plainTextConversion/MembersIntoClass.expected.kt

@@ -1,3 +1,5 @@
+import java.util.ArrayList
+
 class A {
     fun foo() {
         val list = ArrayList<String>()

idea/testData/copyPaste/plainTextConversion/MembersToTopLevel.expected.kt

@@ -1,5 +1,8 @@
 package to
 
+import java.util.ArrayList
+
+
 fun foo() {
     val list = ArrayList<String>()
     list.add(1)

idea/testData/copyPaste/plainTextConversion/StatementsIntoFunction.expected.kt

@@ -1,3 +1,5 @@
+import java.util.ArrayList
+
 fun foo() {
     val list = ArrayList<String>()
     list.add(1)