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std/semver/parse_test.ts

Deno standard library
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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.import { assertEquals, assertThrows } from "../assert/mod.ts";import { parse } from "./parse.ts";
Deno.test("parse() handles major", async (t) => { // [range, version] // Version should be detectable despite extra characters const versions: [string, number][] = [ ["1.2.3", 1], [" 1.2.3 ", 1], [" 2.2.3-4 ", 2], [" 3.2.3-pre ", 3], ["v5.2.3", 5], [" v8.2.3 ", 8], ["\t13.2.3", 13], ];
for (const [v, expected] of versions) { await t.step(v, () => { const version = parse(v); assertEquals(version.major, expected); }); }});
Deno.test("parse() handles minor", async (t) => { // [range, version] // Version should be detectable despite extra characters const versions: [string, number][] = [ ["1.1.3", 1], [" 1.1.3 ", 1], [" 1.2.3-4 ", 2], [" 1.3.3-pre ", 3], ["v1.5.3", 5], [" v1.8.3 ", 8], ["\t1.13.3", 13], ];
for (const [v, expected] of versions) { await t.step(v, () => { const version = parse(v); assertEquals(version.minor, expected); }); }});
Deno.test("parse() handles patch", async (t) => { // [range, version] // Version should be detectable despite extra characters const versions: [string, number][] = [ ["1.2.1", 1], [" 1.2.1 ", 1], [" 1.2.2-4 ", 2], [" 1.2.3-pre ", 3], ["v1.2.5", 5], [" v1.2.8 ", 8], ["\t1.2.13", 13], ]; for (const [v, expected] of versions) { await t.step(v, () => { const semver = parse(v); const actual = semver.patch; assertEquals(actual, expected); }); }});
Deno.test("parse() handles prerelease", async (t) => { // [prereleaseParts, version] const versions: [string, (string | number)[]][] = [ ["1.2.2-alpha.1", ["alpha", 1]], ["0.6.1-1", [1]], ["1.0.0-beta.2", ["beta", 2]], ["v0.5.4-pre", ["pre"]], ["1.2.2-alpha.1", ["alpha", 1]], ["1.2.0-1b3-4", ["1b3-4"]], ["1.2.0-3.6-pre2", [3, "6-pre2"]], ["2.0.0", []], ];
for (const [v, expected] of versions) { await t.step(`${v} : ${JSON.stringify(expected)}`, () => { const semver = parse(v); assertEquals( semver.prerelease, expected, ); }); }});
Deno.test({ name: "parse() throws on bad versions", fn: async (t) => { const versions: [unknown][] = [ ["1.2." + new Array(256).join("1")], // too long ["1.2." + new Array(100).join("1")], // too big [null], [undefined], [{}], [[]], [false], [true], [0], [""], ["not a version"], ["∞.∞.∞"], ["NaN.NaN.NaN"], ]; for (const [v] of versions) { await t.step(`${JSON.stringify(v)}`, () => { assertThrows(() => parse(v as string)); }); } },});
Deno.test("parse() throws on invalid versions", async (t) => { const versions = ["1.2.3.4", "NOT VALID", 1.2, null, "Infinity.NaN.Infinity"];
for (const v of versions) { await t.step(`invalid ${v}`, () => { assertThrows( function () { parse(v as string); }, TypeError, ); }); }});
Deno.test("parse() handles big numeric prerelease", function () { const r = parse(`1.2.3-beta.${Number.MAX_SAFE_INTEGER}0`); assertEquals(r.prerelease, ["beta", "90071992547409910"]);});