wehub-resource-sync
42 lines
1.6 KiB
TypeScript
42 lines
1.6 KiB
TypeScript
import test from "node:test";
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import assert from "node:assert/strict";
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import fs from "node:fs";
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import os from "node:os";
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import path from "node:path";
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import { goldenSnapshot } from "../../helpers/goldenSnapshot.ts";
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// Use an isolated tmpdir so the selftest does not pollute tests/snapshots/
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let tmpDir: string;
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test("goldenSnapshot writes on first run then matches", (t) => {
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tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), "golden-selftest-"));
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// First run: UPDATE_GOLDEN=1 → writes
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process.env.UPDATE_GOLDEN = "1";
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goldenSnapshot("selftest/sample", { b: 2, a: 1 }, tmpDir);
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delete process.env.UPDATE_GOLDEN;
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// Re-run without flag: same value (keys re-ordered) → should pass
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assert.doesNotThrow(() => goldenSnapshot("selftest/sample", { a: 1, b: 2 }, tmpDir));
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// Mismatch: different value → should throw
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assert.throws(() => goldenSnapshot("selftest/sample", { a: 1, b: 3 }, tmpDir));
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// Cleanup
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fs.rmSync(tmpDir, { recursive: true, force: true });
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});
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test("goldenSnapshot first-run (no UPDATE_GOLDEN) writes and passes", () => {
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const td = fs.mkdtempSync(path.join(os.tmpdir(), "golden-first-run-"));
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try {
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// File does not exist yet: should write and not throw
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assert.doesNotThrow(() => goldenSnapshot("test/value", { x: 42 }, td));
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// File now exists: same value should pass
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assert.doesNotThrow(() => goldenSnapshot("test/value", { x: 42 }, td));
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// File exists: different value should throw
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assert.throws(() => goldenSnapshot("test/value", { x: 99 }, td));
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} finally {
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fs.rmSync(td, { recursive: true, force: true });
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}
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});
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