Add D1 migration baseline

cloudflare/tests/migrations.test.ts

@@ -0,0 +1,125 @@
+import assert from "node:assert/strict";
+import { execFileSync } from "node:child_process";
+import { mkdtempSync, readFileSync, readdirSync, rmSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+import { describe, it } from "node:test";
+
+const MIGRATIONS_DIR = join(process.cwd(), "migrations");
+const EXPECTED_MIGRATIONS = [
+  "0001_devices.sql",
+  "0002_sync.sql",
+  "0003_plugins.sql",
+  "0004_releases.sql",
+  "0005_audit.sql",
+];
+const USER_SCOPED_TABLES = [
+  "user_devices",
+  "device_approvals",
+  "sync_objects",
+  "sync_change_log",
+  "sync_snapshots",
+  "sync_tombstones",
+];
+
+describe("D1 migrations", () => {
+  it("keep the PRD migration order explicit", () => {
+    assert.deepEqual(migrationFiles(), EXPECTED_MIGRATIONS);
+  });
+
+  it("replays cleanly and creates the PRD custom tables", () => {
+    withReplayedDatabase((databasePath) => {
+      const tables = sqliteJson<{ name: string }>(
+        databasePath,
+        "SELECT name FROM sqlite_master WHERE type = 'table' ORDER BY name",
+      ).map((row) => row.name);
+
+      for (const table of [
+        "audit_events",
+        "device_approvals",
+        "plugin_packages",
+        "plugin_registry",
+        "plugin_reviews",
+        "release_manifests",
+        "sync_change_log",
+        "sync_objects",
+        "sync_snapshots",
+        "sync_tombstones",
+        "user_devices",
+      ]) {
+        assert.ok(tables.includes(table), table);
+      }
+    });
+  });
+
+  it("keeps user-scoped D1 tables partitioned by user_id", () => {
+    withReplayedDatabase((databasePath) => {
+      for (const table of USER_SCOPED_TABLES) {
+        assert.ok(tableColumns(databasePath, table).includes("user_id"), table);
+      }
+    });
+  });
+
+  it("keeps sync facts compatible with cursor pull and tombstones", () => {
+    withReplayedDatabase((databasePath) => {
+      assert.deepEqual(
+        requiredColumns(databasePath, "sync_objects", [
+          "object_id",
+          "object_type",
+          "logical_clock",
+          "device_id",
+          "deleted_at",
+        ]),
+        [],
+      );
+      assert.deepEqual(
+        requiredColumns(databasePath, "sync_change_log", [
+          "change_id",
+          "object_id",
+          "object_type",
+          "operation",
+          "logical_clock",
+          "device_id",
+        ]),
+        [],
+      );
+    });
+  });
+});
+
+function migrationFiles(): string[] {
+  return readdirSync(MIGRATIONS_DIR).filter((fileName) => fileName.endsWith(".sql")).sort();
+}
+
+function withReplayedDatabase(assertions: (databasePath: string) => void): void {
+  const tempDir = mkdtempSync(join(tmpdir(), "ely-d1-migrations-"));
+  try {
+    const databasePath = join(tempDir, "ely.db");
+    const sql = migrationFiles()
+      .map((fileName) => readFileSync(join(MIGRATIONS_DIR, fileName), "utf8"))
+      .join("\n");
+    execFileSync("sqlite3", [databasePath], { input: sql });
+    execFileSync("sqlite3", [databasePath], { input: sql });
+    assertions(databasePath);
+  } finally {
+    rmSync(tempDir, { recursive: true, force: true });
+  }
+}
+
+function tableColumns(databasePath: string, table: string): string[] {
+  return sqliteJson<{ name: string }>(databasePath, `PRAGMA table_info(${table})`).map(
+    (row) => row.name,
+  );
+}
+
+function requiredColumns(databasePath: string, table: string, columns: string[]): string[] {
+  const existingColumns = new Set(tableColumns(databasePath, table));
+  return columns.filter((column) => !existingColumns.has(column));
+}
+
+function sqliteJson<T>(databasePath: string, sql: string): T[] {
+  const output = execFileSync("sqlite3", ["-json", databasePath, sql], {
+    encoding: "utf8",
+  });
+  return JSON.parse(output) as T[];
+}