diff --git a/idea/testData/quickfix/platformTypesInspection/.inspection b/idea/testData/quickfix/platformTypesInspection/.inspection
new file mode 100644
index 00000000000..bab00f46c30
--- /dev/null
+++ b/idea/testData/quickfix/platformTypesInspection/.inspection
@@ -0,0 +1 @@
+org.jetbrains.kotlin.idea.inspections.HasPlatformTypeInspection
\ No newline at end of file
diff --git a/idea/testData/quickfix/platformTypesInspection/nestedNoAssertRuntime.kt b/idea/testData/quickfix/platformTypesInspection/nestedNoAssertRuntime.kt
new file mode 100644
index 00000000000..ba9e42ef37b
--- /dev/null
+++ b/idea/testData/quickfix/platformTypesInspection/nestedNoAssertRuntime.kt
@@ -0,0 +1,8 @@
+// "Add non-null asserted (!!) call" "false"
+// ACTION: Convert function to property
+// ACTION: Convert to block body
+// ACTION: Create test
+// ACTION: Specify return type explicitly
+// ACTION: Specify return type explicitly
+
+fun foo<caret>() = arrayOf(java.lang.String.valueOf(1))
\ No newline at end of file
diff --git a/idea/testData/quickfix/platformTypesInspection/nestedRuntime.kt b/idea/testData/quickfix/platformTypesInspection/nestedRuntime.kt
new file mode 100644
index 00000000000..cb4d32a698d
--- /dev/null
+++ b/idea/testData/quickfix/platformTypesInspection/nestedRuntime.kt
@@ -0,0 +1,3 @@
+// "Specify return type explicitly" "true"
+
+fun foo<caret>() = arrayOf(java.lang.String.valueOf(1))
\ No newline at end of file
diff --git a/idea/testData/quickfix/platformTypesInspection/nestedRuntime.kt.after b/idea/testData/quickfix/platformTypesInspection/nestedRuntime.kt.after
new file mode 100644
index 00000000000..d5b46c94d26
--- /dev/null
+++ b/idea/testData/quickfix/platformTypesInspection/nestedRuntime.kt.after
@@ -0,0 +1,3 @@
+// "Specify return type explicitly" "true"
+
+fun foo(): Array<String><caret> = arrayOf(java.lang.String.valueOf(1))
\ No newline at end of file
diff --git a/idea/testData/quickfix/platformTypesInspection/nullableAssertRuntime.kt b/idea/testData/quickfix/platformTypesInspection/nullableAssertRuntime.kt
new file mode 100644
index 00000000000..66856287f14
--- /dev/null
+++ b/idea/testData/quickfix/platformTypesInspection/nullableAssertRuntime.kt
@@ -0,0 +1,3 @@
+// "Add non-null asserted (!!) call" "true"
+
+fun bar<caret>() = java.lang.String.valueOf(1)
\ No newline at end of file
diff --git a/idea/testData/quickfix/platformTypesInspection/nullableAssertRuntime.kt.after b/idea/testData/quickfix/platformTypesInspection/nullableAssertRuntime.kt.after
new file mode 100644
index 00000000000..6af7edad196
--- /dev/null
+++ b/idea/testData/quickfix/platformTypesInspection/nullableAssertRuntime.kt.after
@@ -0,0 +1,3 @@
+// "Add non-null asserted (!!) call" "true"
+
+fun bar<caret>() = java.lang.String.valueOf(1)!!
\ No newline at end of file
diff --git a/idea/testData/quickfix/platformTypesInspection/nullableRuntime.kt b/idea/testData/quickfix/platformTypesInspection/nullableRuntime.kt
new file mode 100644
index 00000000000..5d2542dd0b2
--- /dev/null
+++ b/idea/testData/quickfix/platformTypesInspection/nullableRuntime.kt
@@ -0,0 +1,3 @@
+// "Specify return type explicitly" "true"
+
+fun foo<caret>() = java.lang.String.valueOf(1)
\ No newline at end of file
diff --git a/idea/testData/quickfix/platformTypesInspection/nullableRuntime.kt.after b/idea/testData/quickfix/platformTypesInspection/nullableRuntime.kt.after
new file mode 100644
index 00000000000..3180fc80cee
--- /dev/null
+++ b/idea/testData/quickfix/platformTypesInspection/nullableRuntime.kt.after
@@ -0,0 +1,3 @@
+// "Specify return type explicitly" "true"
+
+fun foo(): String?<caret> = java.lang.String.valueOf(1)
\ No newline at end of file
diff --git a/idea/tests/org/jetbrains/kotlin/idea/quickfix/QuickFixTestGenerated.java b/idea/tests/org/jetbrains/kotlin/idea/quickfix/QuickFixTestGenerated.java
index 6155a9b6e11..4b14a63d64c 100644
--- a/idea/tests/org/jetbrains/kotlin/idea/quickfix/QuickFixTestGenerated.java
+++ b/idea/tests/org/jetbrains/kotlin/idea/quickfix/QuickFixTestGenerated.java
@@ -6371,6 +6371,39 @@ public class QuickFixTestGenerated extends AbstractQuickFixTest {
         }
     }
 
+    @TestMetadata("idea/testData/quickfix/platformTypesInspection")
+    @TestDataPath("$PROJECT_ROOT")
+    @RunWith(JUnit3RunnerWithInners.class)
+    public static class PlatformTypesInspection extends AbstractQuickFixTest {
+        public void testAllFilesPresentInPlatformTypesInspection() throws Exception {
+            KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("idea/testData/quickfix/platformTypesInspection"), Pattern.compile("^([\\w\\-_]+)\\.kt$"), true);
+        }
+
+        @TestMetadata("nestedNoAssertRuntime.kt")
+        public void testNestedNoAssertRuntime() throws Exception {
+            String fileName = KotlinTestUtils.navigationMetadata("idea/testData/quickfix/platformTypesInspection/nestedNoAssertRuntime.kt");
+            doTest(fileName);
+        }
+
+        @TestMetadata("nestedRuntime.kt")
+        public void testNestedRuntime() throws Exception {
+            String fileName = KotlinTestUtils.navigationMetadata("idea/testData/quickfix/platformTypesInspection/nestedRuntime.kt");
+            doTest(fileName);
+        }
+
+        @TestMetadata("nullableAssertRuntime.kt")
+        public void testNullableAssertRuntime() throws Exception {
+            String fileName = KotlinTestUtils.navigationMetadata("idea/testData/quickfix/platformTypesInspection/nullableAssertRuntime.kt");
+            doTest(fileName);
+        }
+
+        @TestMetadata("nullableRuntime.kt")
+        public void testNullableRuntime() throws Exception {
+            String fileName = KotlinTestUtils.navigationMetadata("idea/testData/quickfix/platformTypesInspection/nullableRuntime.kt");
+            doTest(fileName);
+        }
+    }
+
     @TestMetadata("idea/testData/quickfix/properties")
     @TestDataPath("$PROJECT_ROOT")
     @RunWith(JUnit3RunnerWithInners.class)