Initial import of zappier-account-balance from zapier monorepo

test/health.test.js

@@ -0,0 +1,34 @@
+import { test } from 'node:test';
+import assert from 'node:assert/strict';
+import { spawn } from 'node:child_process';
+import fs from 'node:fs';
+import os from 'node:os';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+
+const root = path.join(path.dirname(fileURLToPath(import.meta.url)), '..');
+
+test('account-balance health and statement', async () => {
+  const port = 18010;
+  const books = path.join(os.tmpdir(), `books-health-${Date.now()}.json`);
+  const child = spawn(process.execPath, ['src/server.js'], {
+    cwd: root,
+    env: { ...process.env, PORT: String(port), BOOKS_PATH: books },
+    stdio: ['ignore', 'pipe', 'pipe'],
+  });
+  await new Promise((r) => setTimeout(r, 400));
+  try {
+    const h = await (await fetch(`http://127.0.0.1:${port}/health`)).json();
+    assert.equal(h.role, 'zappier-account-balance');
+    await fetch(`http://127.0.0.1:${port}/adjust`, {
+      method: 'POST',
+      headers: { 'content-type': 'application/json' },
+      body: JSON.stringify({ customerId: 'c1', cents: 200, reason: 'test' }),
+    });
+    const st = await (await fetch(`http://127.0.0.1:${port}/statement/c1`)).json();
+    assert.equal(st.prepaidCents, 200);
+  } finally {
+    child.kill('SIGTERM');
+    fs.rmSync(books, { force: true });
+  }
+});