AbhinRustagi
27 lines
922 B
TypeScript
27 lines
922 B
TypeScript
import { describe, expect, it } from "vitest";
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import { parentDirectoryOf } from "./userPreferences";
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describe("parentDirectoryOf", () => {
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it("returns the directory for a POSIX path", () => {
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expect(parentDirectoryOf("/Users/me/Movies/clip.mp4")).toBe("/Users/me/Movies");
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});
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it("returns the directory for a Windows path", () => {
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expect(parentDirectoryOf("C:\\Users\\me\\Movies\\clip.mp4")).toBe("C:\\Users\\me\\Movies");
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});
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it("preserves the POSIX root when the file is at /", () => {
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expect(parentDirectoryOf("/video.mp4")).toBe("/");
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});
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it("preserves the Windows drive root with its trailing separator", () => {
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expect(parentDirectoryOf("C:\\video.mp4")).toBe("C:\\");
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expect(parentDirectoryOf("D:/video.mp4")).toBe("D:/");
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});
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it("returns null when no separator is present", () => {
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expect(parentDirectoryOf("video.mp4")).toBeNull();
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expect(parentDirectoryOf("")).toBeNull();
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});
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});
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