gitversionjs/dist/config.test.js

Auto-generates SemVer versions from Git tags and branches, GitFlow-style.

import fs from "fs/promises";
import path from "path";
import { describe, expect, it } from "vitest";
import { loadConfig } from "./config.js";
const fixturesDir = path.resolve(process.cwd(), "__tests__/fixtures");
async function writeTempConfig(filename, content) {
    const filePath = path.join(fixturesDir, filename);
    await fs.mkdir(fixturesDir, { recursive: true });
    await fs.writeFile(filePath, content);
    return filePath;
}
describe("loadConfig", () => {
    it("returns default config when file is missing", async () => {
        const config = await loadConfig("nonexistent.js");
        expect(config.tagPrefix).toBe("v");
        expect(config.branchPrefixes).toEqual({
            main: "main",
            develop: "develop",
            feature: "feature/",
            release: "release/",
            hotfix: "hotfix/",
        });
    });
    it("loads full custom config", async () => {
        const customConfig = {
            tagPrefix: "custom-",
            branchPrefixes: {
                feature: "feat/",
                release: "rel/",
                hotfix: "fix/",
            },
        };
        const filePath = await writeTempConfig("custom-config.js", `export default ${JSON.stringify(customConfig)};`);
        const config = await loadConfig(filePath);
        expect(config.tagPrefix).toBe("custom-");
        expect(config.branchPrefixes).toEqual(customConfig.branchPrefixes);
    });
    it("merges partial config with defaults", async () => {
        const partialConfig = { tagPrefix: "partial-" };
        const filePath = await writeTempConfig("partial-config.js", `export default ${JSON.stringify(partialConfig)};`);
        const config = await loadConfig(filePath);
        expect(config.tagPrefix).toBe("partial-");
        expect(config.branchPrefixes).toEqual({
            main: "main",
            develop: "develop",
            feature: "feature/",
            release: "release/",
            hotfix: "hotfix/",
        });
    });
    it("falls back to default config if file is malformed", async () => {
        const filePath = await writeTempConfig("malformed-config.js", `export default { tagPrefix: "v", branchPrefixes: "not-an-object" };`);
        const config = await loadConfig(filePath);
        expect(config.tagPrefix).toBe("v");
        expect(config.branchPrefixes).toEqual({
            main: "main",
            develop: "develop",
            feature: "feature/",
            release: "release/",
            hotfix: "hotfix/",
        });
    });
    it("ignores unknown keys in config", async () => {
        const extendedConfig = {
            tagPrefix: "custom-",
            unknownKey: "shouldBeIgnored",
        };
        const filePath = await writeTempConfig("extended-config.js", `export default ${JSON.stringify(extendedConfig)};`);
        const config = await loadConfig(filePath);
        expect(config.tagPrefix).toBe("custom-");
        expect(config.unknownKey).toBeUndefined();
    });
});