import test, { describe } from "node:test" import * as path from "./path" import assert from "node:assert" import { FullSlug, TransformOptions } from "./path" describe("typeguards", () => { test("isSimpleSlug", () => { assert(path.isSimpleSlug("")) assert(path.isSimpleSlug("abc")) assert(path.isSimpleSlug("abc/")) assert(path.isSimpleSlug("notindex")) assert(path.isSimpleSlug("notindex/def")) assert(!path.isSimpleSlug("//")) assert(!path.isSimpleSlug("index")) assert(!path.isSimpleSlug("https://example.com")) assert(!path.isSimpleSlug("/abc")) assert(!path.isSimpleSlug("abc/index")) assert(!path.isSimpleSlug("abc#anchor")) assert(!path.isSimpleSlug("abc?query=1")) assert(!path.isSimpleSlug("index.md")) assert(!path.isSimpleSlug("index.html")) }) test("isRelativeURL", () => { assert(path.isRelativeURL(".")) assert(path.isRelativeURL("..")) assert(path.isRelativeURL("./abc/def")) assert(path.isRelativeURL("./abc/def#an-anchor")) assert(path.isRelativeURL("./abc/def?query=1#an-anchor")) assert(path.isRelativeURL("../abc/def")) assert(path.isRelativeURL("./abc/def.pdf")) assert(!path.isRelativeURL("abc")) assert(!path.isRelativeURL("/abc/def")) assert(!path.isRelativeURL("")) assert(!path.isRelativeURL("./abc/def.html")) assert(!path.isRelativeURL("./abc/def.md")) }) test("isFullSlug", () => { assert(path.isFullSlug("index")) assert(path.isFullSlug("abc/def")) assert(path.isFullSlug("html.energy")) assert(path.isFullSlug("test.pdf")) assert(!path.isFullSlug(".")) assert(!path.isFullSlug("./abc/def")) assert(!path.isFullSlug("../abc/def")) assert(!path.isFullSlug("abc/def#anchor")) assert(!path.isFullSlug("abc/def?query=1")) assert(!path.isFullSlug("note with spaces")) }) test("isFilePath", () => { assert(path.isFilePath("content/index.md")) assert(path.isFilePath("content/test.png")) assert(!path.isFilePath("../test.pdf")) assert(!path.isFilePath("content/test")) assert(!path.isFilePath("./content/test")) }) }) describe("transforms", () => { function asserts( pairs: [string, string][], transform: (inp: Inp) => Out, checkPre: (x: any) => x is Inp, checkPost: (x: any) => x is Out, ) { for (const [inp, expected] of pairs) { assert(checkPre(inp), `${inp} wasn't the expected input type`) const actual = transform(inp) assert.strictEqual( actual, expected, `after transforming ${inp}, '${actual}' was not '${expected}'`, ) assert(checkPost(actual), `${actual} wasn't the expected output type`) } } test("simplifySlug", () => { asserts( [ ["index", "/"], ["abc", "abc"], ["abc/index", "abc/"], ["abc/def", "abc/def"], ], path.simplifySlug, path.isFullSlug, path.isSimpleSlug, ) }) test("slugifyFilePath", () => { asserts( [ ["content/index.md", "content/index"], ["content/index.html", "content/index"], ["content/_index.md", "content/index"], ["/content/index.md", "content/index"], ["content/cool.png", "content/cool.png"], ["index.md", "index"], ["test.mp4", "test.mp4"], ["note with spaces.md", "note-with-spaces"], ["test/special chars?.md", "test/special-chars-q"], ["test/special chars #3.md", "test/special-chars-3"], ], path.slugifyFilePath, path.isFilePath, path.isFullSlug, ) }) test("transformInternalLink", () => { asserts( [ ["", "."], [".", "."], ["./", "./"], ["./index", "./"], ["./index#abc", "./#abc"], ["./index.html", "./"], ["./index.md", "./"], ["./index.css", "./index.css"], ["content", "./content"], ["content/test.md", "./content/test"], ["content/test.pdf", "./content/test.pdf"], ["./content/test.md", "./content/test"], ["../content/test.md", "../content/test"], ["tags/", "./tags/"], ["/tags/", "./tags/"], ["content/with spaces", "./content/with-spaces"], ["content/with spaces/index", "./content/with-spaces/"], ["content/with spaces#and Anchor!", "./content/with-spaces#and-anchor"], ], path.transformInternalLink, (_x: string): _x is string => true, path.isRelativeURL, ) }) test("pathToRoot", () => { asserts( [ ["index", "."], ["abc", "."], ["abc/def", ".."], ["abc/def/ghi", "../.."], ["abc/def/index", "../.."], ], path.pathToRoot, path.isFullSlug, path.isRelativeURL, ) }) }) describe("link strategies", () => { const allSlugs = [ "a/b/c", "a/b/d", "a/b/index", "e/f", "e/g/h", "index", "a/test.png", ] as FullSlug[] describe("absolute", () => { const opts: TransformOptions = { strategy: "absolute", allSlugs, } test("from a/b/c", () => { const cur = "a/b/c" as FullSlug assert.strictEqual(path.transformLink(cur, "a/b/d", opts), "../../a/b/d") assert.strictEqual(path.transformLink(cur, "a/b/index", opts), "../../a/b/") assert.strictEqual(path.transformLink(cur, "e/f", opts), "../../e/f") assert.strictEqual(path.transformLink(cur, "e/g/h", opts), "../../e/g/h") assert.strictEqual(path.transformLink(cur, "index", opts), "../../") assert.strictEqual(path.transformLink(cur, "index.png", opts), "../../index.png") assert.strictEqual(path.transformLink(cur, "index#abc", opts), "../../#abc") assert.strictEqual(path.transformLink(cur, "tag/test", opts), "../../tag/test") assert.strictEqual(path.transformLink(cur, "a/b/c#test", opts), "../../a/b/c#test") assert.strictEqual(path.transformLink(cur, "a/test.png", opts), "../../a/test.png") }) test("from a/b/index", () => { const cur = "a/b/index" as FullSlug assert.strictEqual(path.transformLink(cur, "a/b/d", opts), "../../a/b/d") assert.strictEqual(path.transformLink(cur, "a/b", opts), "../../a/b") assert.strictEqual(path.transformLink(cur, "index", opts), "../../") }) test("from index", () => { const cur = "index" as FullSlug assert.strictEqual(path.transformLink(cur, "index", opts), "./") assert.strictEqual(path.transformLink(cur, "a/b/c", opts), "./a/b/c") assert.strictEqual(path.transformLink(cur, "a/b/index", opts), "./a/b/") }) }) describe("shortest", () => { const opts: TransformOptions = { strategy: "shortest", allSlugs, } test("from a/b/c", () => { const cur = "a/b/c" as FullSlug assert.strictEqual(path.transformLink(cur, "d", opts), "../../a/b/d") assert.strictEqual(path.transformLink(cur, "h", opts), "../../e/g/h") assert.strictEqual(path.transformLink(cur, "a/b/index", opts), "../../a/b/") assert.strictEqual(path.transformLink(cur, "a/b/index.png", opts), "../../a/b/index.png") assert.strictEqual(path.transformLink(cur, "a/b/index#abc", opts), "../../a/b/#abc") assert.strictEqual(path.transformLink(cur, "index", opts), "../../") assert.strictEqual(path.transformLink(cur, "index.png", opts), "../../index.png") assert.strictEqual(path.transformLink(cur, "test.png", opts), "../../a/test.png") assert.strictEqual(path.transformLink(cur, "index#abc", opts), "../../#abc") }) test("from a/b/index", () => { const cur = "a/b/index" as FullSlug assert.strictEqual(path.transformLink(cur, "d", opts), "../../a/b/d") assert.strictEqual(path.transformLink(cur, "h", opts), "../../e/g/h") assert.strictEqual(path.transformLink(cur, "a/b/index", opts), "../../a/b/") assert.strictEqual(path.transformLink(cur, "index", opts), "../../") }) test("from index", () => { const cur = "index" as FullSlug assert.strictEqual(path.transformLink(cur, "d", opts), "./a/b/d") assert.strictEqual(path.transformLink(cur, "h", opts), "./e/g/h") assert.strictEqual(path.transformLink(cur, "a/b/index", opts), "./a/b/") assert.strictEqual(path.transformLink(cur, "index", opts), "./") }) }) describe("relative", () => { const opts: TransformOptions = { strategy: "relative", allSlugs, } test("from a/b/c", () => { const cur = "a/b/c" as FullSlug assert.strictEqual(path.transformLink(cur, "d", opts), "./d") assert.strictEqual(path.transformLink(cur, "index", opts), "./") assert.strictEqual(path.transformLink(cur, "../../../index", opts), "../../../") assert.strictEqual(path.transformLink(cur, "../../../index.png", opts), "../../../index.png") assert.strictEqual(path.transformLink(cur, "../../../index#abc", opts), "../../../#abc") assert.strictEqual(path.transformLink(cur, "../../../", opts), "../../../") assert.strictEqual( path.transformLink(cur, "../../../a/test.png", opts), "../../../a/test.png", ) assert.strictEqual(path.transformLink(cur, "../../../e/g/h", opts), "../../../e/g/h") assert.strictEqual(path.transformLink(cur, "../../../e/g/h", opts), "../../../e/g/h") assert.strictEqual(path.transformLink(cur, "../../../e/g/h#abc", opts), "../../../e/g/h#abc") }) test("from a/b/index", () => { const cur = "a/b/index" as FullSlug assert.strictEqual(path.transformLink(cur, "../../index", opts), "../../") assert.strictEqual(path.transformLink(cur, "../../", opts), "../../") assert.strictEqual(path.transformLink(cur, "../../e/g/h", opts), "../../e/g/h") assert.strictEqual(path.transformLink(cur, "c", opts), "./c") }) test("from index", () => { const cur = "index" as FullSlug assert.strictEqual(path.transformLink(cur, "e/g/h", opts), "./e/g/h") assert.strictEqual(path.transformLink(cur, "a/b/index", opts), "./a/b/") }) }) })