Update tests

Author: ahejlsberg

tests/cases/conformance/types/keyof/keyofAndIndexedAccess.ts

@@ -486,10 +486,10 @@ function onChangeGenericFunction<T>(handler: Handler<T & {preset: number}>) {
 function updateIds<T extends Record<K, string>, K extends string>(
     obj: T,
     idFields: K[],
-    idMapping: { [oldId: string]: string }
+    idMapping: Partial<Record<T[K], T[K]>>
 ): Record<K, string> {
     for (const idField of idFields) {
-        const newId = idMapping[obj[idField]];
+        const newId: T[K] | undefined = idMapping[obj[idField]];
         if (newId) {
             obj[idField] = newId;
         }

tests/cases/conformance/types/keyof/keyofAndIndexedAccessErrors.ts

@@ -148,12 +148,6 @@ function f30<T, K extends keyof T>() {
     let x: Partial<Record<keyof T, string>>[K] = "hello";
 }
 
-// We simplify indexed accesses applied to mapped types up to five levels deep
-
 function f31<T, K extends keyof T>() {
-    let x: Partial<Partial<Partial<Partial<Record<keyof T, string>>>>>[K] = "hello";
-}
-
-function f32<T, K extends keyof T>() {
-    let x: Partial<Partial<Partial<Partial<Partial<Record<keyof T, string>>>>>>[K] = "hello";
+    let x: Partial<Partial<Partial<Partial<Partial<Partial<Partial<Record<keyof T, string>>>>>>>>[K] = "hello";
 }