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18 changes: 9 additions & 9 deletions _chapters/unit-tests-in-serverless.md
Original file line number Diff line number Diff line change
Expand Up @@ -46,28 +46,28 @@ import { calculateCost } from "../libs/billing-lib";
test("Lowest tier", () => {
const storage = 10;

const cost = 4000;
const expectedCost = calculateCost(storage);
const actualCost = calculateCost(storage);
const expectedCost = 4000;

expect(cost).toEqual(expectedCost);
expect(actualCost).toBe(expectedCost);
});

test("Middle tier", () => {
const storage = 100;

const cost = 20000;
const expectedCost = calculateCost(storage);
const actualCost = calculateCost(storage);
const expectedCost = 20000;

expect(cost).toEqual(expectedCost);
expect(actualCost).toBe(expectedCost);
});

test("Highest tier", () => {
const storage = 101;

const cost = 10100;
const expectedCost = calculateCost(storage);
const actualCost = calculateCost(storage);
const expectedCost = 10100;

expect(cost).toEqual(expectedCost);
expect(actualCost).toBe(expectedCost);
});
```

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