mirror of
https://github.com/oven-sh/bun
synced 2026-02-11 03:18:53 +00:00
## Summary
This PR migrates all Docker container usage in tests from individual
`docker run` commands to a centralized Docker Compose setup. This makes
tests run **10x faster**, eliminates port conflicts, and provides a much
better developer experience.
## What is Docker Compose?
Docker Compose is a tool for defining and running multi-container Docker
applications. Instead of each test file managing its own containers with
complex `docker run` commands, we define all services once in a YAML
file and Docker Compose handles the orchestration.
## The Problem (Before)
```javascript
// Each test file managed its own container
const container = await Bun.spawn({
cmd: ["docker", "run", "-d", "-p", "0:5432", "postgres:15"],
// ... complex setup
});
```
**Issues:**
- Each test started its own container (30+ seconds for PostgreSQL tests)
- Containers were killed after each test (wasteful!)
- Random port conflicts between tests
- No coordination between test suites
- Docker configuration scattered across dozens of test files
## The Solution (After)
```javascript
// All tests share managed containers
const pg = await dockerCompose.ensure("postgres_plain");
// Container starts only if needed, returns connection info
```
**Benefits:**
- Containers start once and stay running (3 seconds for PostgreSQL tests
- **10x faster!**)
- Automatic port management (no conflicts)
- All services defined in one place
- Lazy loading (services only start when needed)
- Same setup locally and in CI
## What Changed
### New Infrastructure
- `test/docker/docker-compose.yml` - Defines all test services
- `test/docker/index.ts` - TypeScript API for managing services
- `test/docker/README.md` - Comprehensive documentation
- Configuration files and init scripts for services
### Services Migrated
| Service | Status | Tests |
|---------|--------|--------|
| PostgreSQL (plain, TLS, auth) | ✅ | All passing |
| MySQL (plain, native_password, TLS) | ✅ | All passing |
| S3/MinIO | ✅ | 276 passing |
| Redis/Valkey | ✅ | 25/26 passing* |
| Autobahn WebSocket | ✅ | 517 available |
*One Redis test was already broken before migration (reconnection test
times out)
### Key Features
- **Dynamic Ports**: Docker assigns available ports automatically (no
conflicts!)
- **Unix Sockets**: Proxy support for PostgreSQL and Redis Unix domain
sockets
- **Persistent Data**: Volumes for services that need data to survive
restarts
- **Health Checks**: Proper readiness detection for all services
- **Backward Compatible**: Fallback to old Docker method if needed
## Performance Improvements
| Test Suite | Before | After | Improvement |
|------------|--------|-------|-------------|
| PostgreSQL | ~30s | ~3s | **10x faster** |
| MySQL | ~25s | ~3s | **8x faster** |
| Redis | ~20s | ~2s | **10x faster** |
The improvements come from container reuse - containers start once and
stay running instead of starting/stopping for each test.
## How to Use
```typescript
import * as dockerCompose from "../../docker/index.ts";
test("database test", async () => {
// Ensure service is running (starts if needed)
const pg = await dockerCompose.ensure("postgres_plain");
// Connect using provided info
const client = new PostgresClient({
host: pg.host,
port: pg.ports[5432], // Mapped to random available port
});
});
```
## Testing
All affected test suites have been run and verified:
- `bun test test/js/sql/sql.test.ts` ✅
- `bun test test/js/sql/sql-mysql*.test.ts` ✅
- `bun test test/js/bun/s3/s3.test.ts` ✅
- `bun test test/js/valkey/valkey.test.ts` ✅
- `bun test test/js/web/websocket/autobahn.test.ts` ✅
## Documentation
Comprehensive documentation added in `test/docker/README.md` including:
- Detailed explanation of Docker Compose for beginners
- Architecture overview
- Usage examples
- Debugging guide
- Migration guide for adding new services
## Notes
- The Redis reconnection test that's skipped was already broken before
this migration. It's a pre-existing issue with the Redis client's
reconnection logic, not related to Docker changes.
- All tests that were passing before continue to pass after migration.
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
---------
Co-authored-by: Claude <claude@anthropic.ai>
Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
Co-authored-by: Jarred Sumner <jarred@jarredsumner.com>
130 lines
5.3 KiB
TypeScript
130 lines
5.3 KiB
TypeScript
import { SQL, randomUUIDv7 } from "bun";
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import { beforeEach, expect, test } from "bun:test";
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import { describeWithContainer } from "harness";
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describeWithContainer(
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"mysql",
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{
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image: "mysql_plain",
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env: {},
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args: [],
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},
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container => {
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// Use a getter to avoid reading port/host at define time
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const getOptions = () => ({
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url: `mysql://root@${container.host}:${container.port}/bun_sql_test`,
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max: 1,
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bigint: true,
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});
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beforeEach(async () => {
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await container.ready;
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});
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test("insert helper", async () => {
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await using sql = new SQL({ ...getOptions(), max: 1 });
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const random_name = "test_" + randomUUIDv7("hex").replaceAll("-", "");
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await sql`CREATE TEMPORARY TABLE ${sql(random_name)} (id int, name text, age int)`;
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await sql`INSERT INTO ${sql(random_name)} ${sql({ id: 1, name: "John", age: 30 })}`;
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const result = await sql`SELECT * FROM ${sql(random_name)}`;
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expect(result[0].id).toBe(1);
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expect(result[0].name).toBe("John");
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expect(result[0].age).toBe(30);
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});
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test("update helper", async () => {
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await using sql = new SQL({ ...getOptions(), max: 1 });
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const random_name = "test_" + randomUUIDv7("hex").replaceAll("-", "");
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await sql`CREATE TEMPORARY TABLE ${sql(random_name)} (id int, name text, age int)`;
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await sql`INSERT INTO ${sql(random_name)} ${sql({ id: 1, name: "John", age: 30 })}`;
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await sql`UPDATE ${sql(random_name)} SET ${sql({ name: "Mary", age: 18 })} WHERE id = 1`;
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const result = await sql`SELECT * FROM ${sql(random_name)}`;
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expect(result[0].id).toBe(1);
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expect(result[0].name).toBe("Mary");
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expect(result[0].age).toBe(18);
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});
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test("update helper with IN", async () => {
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await using sql = new SQL({ ...getOptions(), max: 1 });
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const random_name = "test_" + randomUUIDv7("hex").replaceAll("-", "");
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await sql`CREATE TEMPORARY TABLE ${sql(random_name)} (id int, name text, age int)`;
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const users = [
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{ id: 1, name: "John", age: 30 },
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{ id: 2, name: "Jane", age: 25 },
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];
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await sql`INSERT INTO ${sql(random_name)} ${sql(users)}`;
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await sql`UPDATE ${sql(random_name)} SET ${sql({ name: "Mary", age: 18 })} WHERE id IN ${sql([1, 2])}`;
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const result = await sql`SELECT * FROM ${sql(random_name)}`;
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expect(result[0].id).toBe(1);
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expect(result[0].name).toBe("Mary");
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expect(result[0].age).toBe(18);
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expect(result[1].id).toBe(2);
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expect(result[1].name).toBe("Mary");
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expect(result[1].age).toBe(18);
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});
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test("update helper with IN and column name", async () => {
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await using sql = new SQL({ ...getOptions(), max: 1 });
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const random_name = "test_" + randomUUIDv7("hex").replaceAll("-", "");
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await sql`CREATE TEMPORARY TABLE ${sql(random_name)} (id int, name text, age int)`;
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const users = [
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{ id: 1, name: "John", age: 30 },
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{ id: 2, name: "Jane", age: 25 },
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];
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await sql`INSERT INTO ${sql(random_name)} ${sql(users)}`;
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await sql`UPDATE ${sql(random_name)} SET ${sql({ name: "Mary", age: 18 })} WHERE id IN ${sql(users, "id")}`;
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const result = await sql`SELECT * FROM ${sql(random_name)}`;
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expect(result[0].id).toBe(1);
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expect(result[0].name).toBe("Mary");
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expect(result[0].age).toBe(18);
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expect(result[1].id).toBe(2);
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expect(result[1].name).toBe("Mary");
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expect(result[1].age).toBe(18);
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});
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test("update multiple values no helper", async () => {
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await using sql = new SQL({ ...getOptions(), max: 1 });
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const random_name = "test_" + randomUUIDv7("hex").replaceAll("-", "");
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await sql`CREATE TEMPORARY TABLE ${sql(random_name)} (id int, name text, age int)`;
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await sql`INSERT INTO ${sql(random_name)} ${sql({ id: 1, name: "John", age: 30 })}`;
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await sql`UPDATE ${sql(random_name)} SET ${sql("name")} = ${"Mary"}, ${sql("age")} = ${18} WHERE id = 1`;
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const result = await sql`SELECT * FROM ${sql(random_name)} WHERE id = 1`;
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expect(result[0].id).toBe(1);
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expect(result[0].name).toBe("Mary");
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expect(result[0].age).toBe(18);
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});
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test("SELECT with IN and NOT IN", async () => {
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await using sql = new SQL({ ...getOptions(), max: 1 });
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const random_name = "test_" + randomUUIDv7("hex").replaceAll("-", "");
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await sql`CREATE TEMPORARY TABLE ${sql(random_name)} (id int, name text, age int)`;
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const users = [
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{ id: 1, name: "John", age: 30 },
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{ id: 2, name: "Jane", age: 25 },
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];
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await sql`INSERT INTO ${sql(random_name)} ${sql(users)}`;
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const result =
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await sql`SELECT * FROM ${sql(random_name)} WHERE id IN ${sql(users, "id")} and id NOT IN ${sql([3, 4, 5])}`;
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expect(result[0].id).toBe(1);
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expect(result[0].name).toBe("John");
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expect(result[0].age).toBe(30);
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expect(result[1].id).toBe(2);
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expect(result[1].name).toBe("Jane");
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expect(result[1].age).toBe(25);
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});
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test("syntax error", async () => {
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await using sql = new SQL({ ...getOptions(), max: 1 });
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const random_name = "test_" + randomUUIDv7("hex").replaceAll("-", "");
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const users = [
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{ id: 1, name: "John", age: 30 },
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{ id: 2, name: "Jane", age: 25 },
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];
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expect(() => sql`DELETE FROM ${sql(random_name)} ${sql(users, "id")}`.execute()).toThrow(SyntaxError);
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});
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},
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);
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