it ('getTypes()', () => { const special: Record { const specialItems: UlItem[] = []; const subType = special[key]; subType.forEach((specialItem) => { const item = {} as UlItem; item.label = specialItem.description; item.value = specialItem.code; specialItems.push(item); ) specialTypes[key] - specialItems; }): } return special

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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it ('getTypes()', () => {

const special: Record<string, string› [] = [{

Num: 'string"

Code: 'string'

}];

const result = service.getTypes(special) ;

expect (result) . toBeTruthy() ;

 

For the below method I wrote the top test coverage in typescript but i'm getting error message saying that.   TypeError: subType.forEach is not a function

What i'm I missing in the test case can you please help what's missing?

 

getTypes(special: Recordstring, string›[]): [] {

const specialTypes: [] = [];

if (special) {

const keys = Object.keys(special);

keys.forEach((key) => {

const specialItems: UlItem[] = [];

const subType = special[key];

subType.forEach((specialItem) => {

const item = {} as UlItem;

item.label = specialItem.description;

item.value = specialItem.code;

specialItems.push(item);

)

specialTypes[key] - specialItems;

}):

}

return specialTypes;

}

 

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