50 lines
1.4 KiB
TypeScript
50 lines
1.4 KiB
TypeScript
import { describe, it, expect } from "vitest";
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import {
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REVIEW_COMMENT_MAX,
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REVIEW_HOST_RESPONSE_MAX,
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REVIEW_RATING_MAX,
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REVIEW_RATING_MIN,
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formatAverageRating,
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isValidRating,
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} from "@/lib/reviews";
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describe("rating constants", () => {
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it("min=1 max=5", () => {
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expect(REVIEW_RATING_MIN).toBe(1);
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expect(REVIEW_RATING_MAX).toBe(5);
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});
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it("comment + host response caps are sensible", () => {
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expect(REVIEW_COMMENT_MAX).toBeGreaterThan(0);
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expect(REVIEW_HOST_RESPONSE_MAX).toBeGreaterThan(0);
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});
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});
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describe("isValidRating", () => {
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it("accepts integers 1-5", () => {
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for (let i = REVIEW_RATING_MIN; i <= REVIEW_RATING_MAX; i++) {
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expect(isValidRating(i)).toBe(true);
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}
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});
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it("rejects out-of-range", () => {
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expect(isValidRating(0)).toBe(false);
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expect(isValidRating(6)).toBe(false);
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expect(isValidRating(-1)).toBe(false);
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});
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it("rejects non-integers and non-numbers", () => {
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expect(isValidRating(3.5)).toBe(false);
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expect(isValidRating("3")).toBe(false);
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expect(isValidRating(null)).toBe(false);
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expect(isValidRating(undefined)).toBe(false);
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});
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});
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describe("formatAverageRating", () => {
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it("returns dash for null", () => {
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expect(formatAverageRating(null)).toMatch(/—|-|n\/a/i);
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});
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it("formats a number with one decimal", () => {
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const s = formatAverageRating(4.567);
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expect(s).toMatch(/4[.,]/);
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});
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});
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