diff --git a/tests/cases/fourslash/codeFixUndeclaredClassInstance.ts b/tests/cases/fourslash/codeFixUndeclaredClassInstance.ts
new file mode 100644
index 00000000000..024ec144092
--- /dev/null
+++ b/tests/cases/fourslash/codeFixUndeclaredClassInstance.ts
@@ -0,0 +1,22 @@
+/// <reference path='fourslash.ts' />
+
+//// class A {
+////     a: number;
+////     b: string;
+////     constructor(public x: any) {}
+//// }
+//// [|class B {
+////     constructor() {
+////         this.x = new A(3);
+////     }
+//// }|]
+
+verify.rangeAfterCodeFix(`
+class B {
+    x: A;
+
+    constructor() {
+        this.x = new A(3);
+    }
+}
+`, /*includeWhiteSpace*/ false, /*errorCode*/ undefined, /*index*/ 0);
\ No newline at end of file
diff --git a/tests/cases/fourslash/codeFixUndeclaredClassInstanceWithTypeParams.ts b/tests/cases/fourslash/codeFixUndeclaredClassInstanceWithTypeParams.ts
new file mode 100644
index 00000000000..34e359feea8
--- /dev/null
+++ b/tests/cases/fourslash/codeFixUndeclaredClassInstanceWithTypeParams.ts
@@ -0,0 +1,22 @@
+/// <reference path='fourslash.ts' />
+
+//// class A<T> {
+////     a: number;
+////     b: string;
+////     constructor(public x: T) {}
+//// }
+//// [|class B {
+////     constructor() {
+////         this.x = new A(3);
+////     }
+//// }|]
+
+verify.rangeAfterCodeFix(`
+class B {
+    x: A<number>;
+
+    constructor() {
+        this.x = new A(3);
+    }
+}
+`, /*includeWhiteSpace*/ false, /*errorCode*/ undefined, /*index*/ 0);
\ No newline at end of file
diff --git a/tests/cases/fourslash/codeFixUndeclaredPropertyNumericLiteral.ts b/tests/cases/fourslash/codeFixUndeclaredPropertyNumericLiteral.ts
index bb11d9e76e1..eaae355904b 100644
--- a/tests/cases/fourslash/codeFixUndeclaredPropertyNumericLiteral.ts
+++ b/tests/cases/fourslash/codeFixUndeclaredPropertyNumericLiteral.ts
@@ -14,4 +14,4 @@ class A {
         this.x = 10;
     }
 }
-`);
\ No newline at end of file
+`, /*includeWhiteSpace*/ false, /*errorCode*/ undefined, /*index*/ 0);
\ No newline at end of file
diff --git a/tests/cases/fourslash/codeFixUndeclaredPropertyObjectLiteral.ts b/tests/cases/fourslash/codeFixUndeclaredPropertyObjectLiteral.ts
index bc19f792fb3..3f5c5f99887 100644
--- a/tests/cases/fourslash/codeFixUndeclaredPropertyObjectLiteral.ts
+++ b/tests/cases/fourslash/codeFixUndeclaredPropertyObjectLiteral.ts
@@ -8,10 +8,10 @@
 
 verify.rangeAfterCodeFix(`
 class A {
-    x: { a: number, b: string };
-
+    x: { a: number; b: string; };
+    
     constructor() {
-        this.x = 10;
+        this.x = { a: 10, b: "hello" };
     }
 }
-`);
\ No newline at end of file
+`, /*includeWhiteSpace*/ false, /*errorCode*/ undefined, /*index*/ 0);
\ No newline at end of file
diff --git a/tests/cases/fourslash/fourslash.ts b/tests/cases/fourslash/fourslash.ts
index fda5b1a30cd..34afb71ec85 100644
--- a/tests/cases/fourslash/fourslash.ts
+++ b/tests/cases/fourslash/fourslash.ts
@@ -225,7 +225,7 @@ declare namespace FourSlashInterface {
         noMatchingBracePositionInCurrentFile(bracePosition: number): void;
         DocCommentTemplate(expectedText: string, expectedOffset: number, empty?: boolean): void;
         noDocCommentTemplate(): void;
-        rangeAfterCodeFix(expectedText: string, includeWhiteSpace?: boolean, errorCode?: number): void;
+        rangeAfterCodeFix(expectedText: string, includeWhiteSpace?: boolean, errorCode?: number, index?: number): void;
         importFixAtPosition(expectedTextArray: string[], errorCode?: number): void;
 
         navigationBar(json: any): void;