Initial Commit

packages/persistence/database/migration/tests/integration.test.ts

@@ -0,0 +1,112 @@
+import { beforeEach, describe, expect, it } from "@suaveplan/testing/runner";
+import { BatchMigrator } from "../src/batch/batch-migrator/batch-migrator.js";
+import { MemoryMigrationLock } from "../src/lock/memory-lock/memory-lock.js";
+import { MigrationRunner } from "../src/runner/migration-runner/migration-runner.js";
+import { MigrationStatusDashboard } from "../src/status/migration-status/migration-status.js";
+import { MemoryMigrationStore } from "../src/store/memory-store/memory-store.js";
+import type { Migration } from "../src/types/migration.types.js";
+
+const migrations: Migration[] = [
+    {
+        id: "001_create_users",
+        name: "Create users table",
+        async up(_ctx) {},
+        async down(_ctx) {},
+    },
+    {
+        id: "002_add_email",
+        name: "Add email column",
+        async up(_ctx) {},
+        async down(_ctx) {},
+    },
+    {
+        id: "003_create_posts",
+        name: "Create posts table",
+        async up(_ctx) {},
+        async down(_ctx) {},
+    },
+];
+
+describe("MigrationRunner integration", () => {
+    let store: MemoryMigrationStore;
+
+    beforeEach(() => {
+        store = new MemoryMigrationStore();
+    });
+
+    it("full up/down cycle", { timeout: 30000 }, async () => {
+        const runner = new MigrationRunner({ migrations, store });
+
+        const upResult = await runner.up();
+        expect(upResult.applied).toHaveLength(3);
+        expect(upResult.direction).toBe("up");
+
+        const statusAfterUp = await runner.status();
+        expect(statusAfterUp.every((s) => s.status === "applied")).toBe(true);
+
+        const downResult = await runner.down({ steps: 1 });
+        expect(downResult.applied).toHaveLength(1);
+        expect(downResult.applied[0]).toBe("003_create_posts");
+
+        // Up again applies only the rolled-back one
+        const upResult2 = await runner.up();
+        expect(upResult2.applied).toHaveLength(1);
+    });
+
+    it("idempotent up", { timeout: 30000 }, async () => {
+        const runner = new MigrationRunner({ migrations, store });
+        await runner.up();
+        const second = await runner.up();
+        expect(second.applied).toHaveLength(0);
+    });
+
+    it("with lock — runner acquires and releases", {
+        timeout: 30000,
+    }, async () => {
+        const lock = new MemoryMigrationLock();
+        const runner = new MigrationRunner({ migrations, store, lock });
+        const result = await runner.up();
+        expect(result.applied).toHaveLength(3);
+        expect(await lock.isLocked()).toBe(false);
+    });
+
+    it("dry-run does not write records", { timeout: 30000 }, async () => {
+        const runner = new MigrationRunner({ migrations, store, dryRun: true });
+        const result = await runner.up();
+        expect(result.dryRun).toBe(true);
+        expect(await store.getApplied()).toHaveLength(0);
+    });
+
+    it("status dashboard reflects runner results", {
+        timeout: 30000,
+    }, async () => {
+        const runner = new MigrationRunner({ migrations, store });
+        await runner.up();
+
+        const dashboard = new MigrationStatusDashboard({ store, migrations });
+        const health = await dashboard.healthCheck();
+        expect(health.healthy).toBe(true);
+    });
+
+    it("batch migrator runs multiple targets", { timeout: 30000 }, async () => {
+        const store2 = new MemoryMigrationStore();
+        const runner1 = new MigrationRunner({
+            migrations: migrations.slice(0, 2),
+            store,
+        });
+        const runner2 = new MigrationRunner({
+            migrations: migrations.slice(0, 2),
+            store: store2,
+        });
+
+        const batch = new BatchMigrator({
+            targets: [
+                { name: "db1", runner: runner1 },
+                { name: "db2", runner: runner2 },
+            ],
+        });
+        const result = await batch.run();
+        expect(result.succeeded).toEqual(["db1", "db2"]);
+        expect(result.failed).toHaveLength(0);
+    });
+});