34 lines
1.2 KiB
TypeScript
34 lines
1.2 KiB
TypeScript
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import path from "node:path";
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import { describe, expect, it } from "vitest";
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import { mergePathPrepend, normalizePathPrepend } from "./path-prepend.js";
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describe("path prepend helpers", () => {
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it("normalizes prepend lists by trimming, skipping blanks, and deduping", () => {
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expect(
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normalizePathPrepend([
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" /custom/bin ",
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"",
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" /custom/bin ",
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"/opt/bin",
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// oxlint-disable-next-line typescript/no-explicit-any
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42 as any,
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]),
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).toEqual(["/custom/bin", "/opt/bin"]);
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expect(normalizePathPrepend()).toEqual([]);
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});
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it("merges prepended paths ahead of existing values without duplicates", () => {
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expect(mergePathPrepend(`/usr/bin${path.delimiter}/opt/bin`, ["/custom/bin", "/usr/bin"])).toBe(
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["/custom/bin", "/usr/bin", "/opt/bin"].join(path.delimiter),
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);
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expect(mergePathPrepend(undefined, ["/custom/bin"])).toBe("/custom/bin");
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expect(mergePathPrepend("/usr/bin", [])).toBe("/usr/bin");
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});
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it("trims existing path entries while preserving order", () => {
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expect(
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mergePathPrepend(` /usr/bin ${path.delimiter} ${path.delimiter} /opt/bin `, ["/custom/bin"]),
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).toBe(["/custom/bin", "/usr/bin", "/opt/bin"].join(path.delimiter));
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});
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});
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