add tests

Author: Arthur Ozga

tests/cases/fourslash/codeFixClassExprUnImplementedClassMissingFunctionVoidInferred.ts

@@ -0,0 +1,13 @@
+/// <reference path='fourslash.ts' />
+
+//// class A {
+////     f() {}
+//// }
+////
+//// let B = class implements A {[| |]}
+
+verify.rangeAfterCodeFix(`
+f(): void{
+    throw new Error('Method not implemented.');
+}
+`);

tests/cases/fourslash/codeFixClassExtendsAbstractExpressionWithTypeArgs.ts

@@ -11,4 +11,4 @@
 
 verify.rangeAfterCodeFix(`
 a: string | number;
-`);
+`);