fix: recover empty database migrations and persist Docker icons

apps/api/test/database-migrations.test.ts

@@ -0,0 +1,99 @@
+import 'dotenv/config';
+import { test } from 'node:test';
+import assert from 'node:assert/strict';
+import mysql from 'mysql2/promise';
+import { spawnSync } from 'node:child_process';
+import { randomBytes, createHash } from 'node:crypto';
+import { readdirSync, readFileSync } from 'node:fs';
+import { resolve, join } from 'node:path';
+
+// Every scenario owns its random database; never run against the configured business database.
+test(
+  'real migrations initialize, recover failed 005, preserve data and reject untracked schemas',
+  { skip: process.env.TEST_ISOLATED !== 'true' },
+  async () => {
+    const url = new URL(process.env.DATABASE_URL!);
+    const db = await mysql.createConnection({
+      host: url.hostname,
+      port: Number(url.port || 3306),
+      user: decodeURIComponent(url.username),
+      password: decodeURIComponent(url.password),
+    });
+    const directory = resolve('prisma/migrations');
+    const expected = readdirSync(directory, { withFileTypes: true })
+      .filter((d) => d.isDirectory())
+      .map((d) => d.name)
+      .sort();
+    const names: string[] = [];
+    const run = (database: string, raw = false) => {
+      const target = new URL(url);
+      target.pathname = '/' + database;
+      return spawnSync(
+        process.execPath,
+        raw
+          ? [require.resolve('prisma/build/index.js'), 'migrate', 'deploy']
+          : [resolve('scripts/database.cjs'), 'deploy'],
+        { env: { ...process.env, DATABASE_URL: target.toString() }, encoding: 'utf8' },
+      );
+    };
+    const create = async () => {
+      const name = 'wp_test_migrations_' + randomBytes(8).toString('hex');
+      await db.query('CREATE DATABASE `' + name + '`');
+      names.push(name);
+      await db.query('USE `' + name + '`');
+      return name;
+    };
+    const verify = async () => {
+      const [rows] = await db.query<any[]>(
+        'SELECT migration_name, checksum FROM `_prisma_migrations` WHERE finished_at IS NOT NULL AND rolled_back_at IS NULL ORDER BY migration_name',
+      );
+      assert.deepEqual(
+        rows.map((r) => r.migration_name),
+        expected,
+      );
+      for (const row of rows)
+        assert.equal(
+          row.checksum,
+          createHash('sha256')
+            .update(readFileSync(join(directory, row.migration_name, 'migration.sql')))
+            .digest('hex'),
+        );
+      const [columns] = await db.query<any[]>("SHOW COLUMNS FROM `Icon` LIKE 'source'");
+      assert.equal(columns.length, 0);
+    };
+    try {
+      const fresh = await create();
+      assert.equal(run(fresh).status, 0, 'empty database deploy must succeed');
+      await verify();
+      await db.query('CREATE TABLE `migration_test_marker` (`value` INT NOT NULL)');
+      await db.query('INSERT INTO `migration_test_marker` VALUES (42)');
+      const [before] = await db.query('SELECT * FROM `_prisma_migrations` ORDER BY id');
+      assert.equal(run(fresh).status, 0, 'repeat deploy must succeed');
+      const [after] = await db.query('SELECT * FROM `_prisma_migrations` ORDER BY id');
+      assert.deepEqual(after, before, 'existing migration history must stay unchanged');
+      const [marker] = await db.query<any[]>('SELECT * FROM `migration_test_marker`');
+      assert.equal(marker[0].value, 42);
+
+      const failed = await create();
+      const broken = run(failed, true);
+      assert.notEqual(broken.status, 0);
+      assert.match(broken.stdout + broken.stderr, /1824/);
+      assert.equal(run(failed).status, 0, 'known failed 005 on an empty database must recover');
+      await verify();
+      const [rolled] = await db.query<any[]>(
+        "SELECT * FROM `_prisma_migrations` WHERE migration_name='005_account_icons' AND rolled_back_at IS NOT NULL",
+      );
+      assert.equal(rolled.length, 1);
+
+      const untracked = await create();
+      await db.query('CREATE TABLE `existing_data` (`value` INT NOT NULL)');
+      await db.query('INSERT INTO `existing_data` VALUES (7)');
+      assert.notEqual(run(untracked).status, 0, 'untracked existing schema must be refused');
+      const [preserved] = await db.query<any[]>('SELECT * FROM `existing_data`');
+      assert.equal(preserved[0].value, 7);
+    } finally {
+      for (const name of names) await db.query('DROP DATABASE `' + name + '`');
+      await db.end();
+    }
+  },
+);