69 lines
2.3 KiB
TypeScript
69 lines
2.3 KiB
TypeScript
import { describe, it, expect } from "vitest"
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import { validateImageUrl } from "@/lib/sitemap/validate-image-url"
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describe("validateImageUrl", () => {
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it("returns null for null input", () => {
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expect(validateImageUrl(null)).toBeNull()
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})
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it("returns null for undefined input", () => {
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expect(validateImageUrl(undefined)).toBeNull()
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})
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it("returns null for empty string", () => {
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expect(validateImageUrl("")).toBeNull()
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})
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it("returns null for whitespace-only string", () => {
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expect(validateImageUrl(" ")).toBeNull()
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})
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it("returns null for http:// URL", () => {
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expect(validateImageUrl("http://example.com/image.png")).toBeNull()
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})
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it("returns null for relative URL", () => {
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expect(validateImageUrl("/images/hero.png")).toBeNull()
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})
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it("returns null for protocol-less URL", () => {
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expect(validateImageUrl("example.com/image.png")).toBeNull()
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})
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it("returns null for URL exceeding 2048 characters", () => {
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const longUrl = "https://example.com/" + "a".repeat(2040)
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expect(longUrl.length).toBeGreaterThan(2048)
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expect(validateImageUrl(longUrl)).toBeNull()
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})
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it("returns the same URL for a valid HTTPS URL", () => {
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const url = "https://example.com/image.png"
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expect(validateImageUrl(url)).toBe(url)
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})
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it("trims whitespace from a valid URL", () => {
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const url = "https://example.com/image.png"
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expect(validateImageUrl(` ${url} `)).toBe(url)
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})
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it("returns URL when exactly 2048 characters", () => {
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const url = "https://example.com/" + "a".repeat(2048 - "https://example.com/".length)
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expect(url.length).toBe(2048)
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expect(validateImageUrl(url)).toBe(url)
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})
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it("returns null for URL at 2049 characters", () => {
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const url = "https://example.com/" + "a".repeat(2049 - "https://example.com/".length)
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expect(url.length).toBe(2049)
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expect(validateImageUrl(url)).toBeNull()
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})
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it("returns realistic Steam capsule and SteamGridDB URLs unchanged", () => {
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const steamCapsule =
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"https://cdn.akamai.steamstatic.com/steam/apps/1245620/capsule_616x353.jpg"
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const steamGridDb =
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"https://www.steamgriddb.com/api/v2/images/grid/12345-abcdef.png"
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expect(validateImageUrl(steamCapsule)).toBe(steamCapsule)
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expect(validateImageUrl(steamGridDb)).toBe(steamGridDb)
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})
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}) |