diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 79c02e2f1..f7e983d9b 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -6,26 +6,33 @@ jobs:
   tests:
     strategy:
       # We support Node Current, LTS, and Maintenance. See
-      # https://nodejs.org/en/about/releases/ for release schedule.
+      # https://github.com/nodejs/release#release-schedule for release schedule
       #
       # We test all supported Node versions on Linux, and the oldest and newest
-      # on macOS/Windows.
+      # on macOS/Windows. See
+      # https://github.com/actions/runner-images?tab=readme-ov-file#available-images
+      # for the latest available images.
       matrix:
         include:
+          # Maintenance
           - node: 18
             os: ubuntu-22.04
           - node: 18
             os: macos-13
           - node: 18
             os: windows-2022
+
+          # LTS
           - node: 20
             os: ubuntu-22.04
-          - node: 20
+
+          # Current
+          - node: 22
+            os: ubuntu-22.04
+          - node: 22
             os: macos-13
-          - node: 20
+          - node: 22
             os: windows-2022
-          - node: 21
-            os: ubuntu-22.04
 
       # Allow all matrix configurations to complete, instead of cancelling as
       # soon as one fails. Useful because we often have different kinds of
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e0903da50..9d4621d79 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,13 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic
 Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+
+### Added
+
+- Added support for `node --run`, available in Node 22 and above (see
+  https://nodejs.org/en/blog/announcements/v22-release-announce#running-packagejson-scripts).
+
 ## [0.14.7] - 2024-08-05
 
 - When GitHub caching fails to initialize, more information is now shown about
diff --git a/README.md b/README.md
index 6eea67cc9..ff4489927 100644
--- a/README.md
+++ b/README.md
@@ -104,9 +104,7 @@ and replace the original script with the `wireit` command.
 </table>
 
 Now when you run `npm run build`, Wireit upgrades the script to be smarter and
-more efficient. Wireit works with [yarn](https://yarnpkg.com/)
-(both 1.X "[Classic](https://classic.yarnpkg.com/)" and its successor "Berry")
-and [pnpm](https://pnpm.io/), too.
+more efficient. Wireit also works with [`node --run`](https://nodejs.org/en/blog/announcements/v22-release-announce#running-packagejson-scripts), [yarn](https://yarnpkg.com/), and [pnpm](https://pnpm.io/).
 
 You should also add `.wireit` to your `.gitignore` file. Wireit uses the
 `.wireit` directory to store caches and other data for your scripts.
@@ -238,6 +236,19 @@ npm or Wireit:
 npm run build -- --verbose
 ```
 
+Or in general:
+
+```sh
+npm run {script} {npm args} {wireit args} -- {script args}
+```
+
+An additional `--` is required when using `node --run` in order to distinguish
+between arguments intended for `node`, `wireit`, and the script itself:
+
+```sh
+node --run {script} {node args} -- {wireit args} -- {script args}
+```
+
 ## Input and output files
 
 The `files` and `output` properties of `wireit.<script>` tell Wireit what your
@@ -420,7 +431,15 @@ flag:
 npm run <script> --watch
 ```
 
-The benefit of Wireit's watch mode over built-in watch modes are:
+An additional `--` is required when using `node --run`, otherwise Node's
+built-in [watch](https://nodejs.org/docs/v20.17.0/api/cli.html#--watch) feature
+will be triggered instead of Wireit's:
+
+```sh
+node --run <script> -- --watch
+```
+
+The benefit of Wireit's watch mode over the built-in watch modes of Node and other programs are:
 
 - Wireit watches the entire dependency graph, so a single watch command replaces
   many built-in ones.
@@ -719,7 +738,7 @@ WIREIT_FAILURES=kill
 By default, Wireit automatically treats package manager lock files as input
 files
 ([`package-lock.json`](https://docs.npmjs.com/cli/v8/configuring-npm/package-lock-json)
-for npm,
+for npm and `node --run`,
 [`yarn.lock`](https://yarnpkg.com/configuration/yarnrc#lockfileFilename) for
 yarn, and [`pnpm-lock.yaml`](https://pnpm.io/git#lockfiles) for pnpm). Wireit
 will look for these lock files in the script's package, and all parent
@@ -921,13 +940,11 @@ input also affects the fingerprint:
 
 Wireit is supported on Linux, macOS, and Windows.
 
-Wireit is supported on Node Current (21), Active LTS (20), and Maintenance LTS
+Wireit is supported on Node Current (22), Active LTS (20), and Maintenance LTS
 (18). See [Node releases](https://nodejs.org/en/about/releases/) for the
 schedule.
 
-Wireit is supported on the npm versions that ship with the latest versions of
-the above supported Node versions (6 and 8), Yarn Classic (1), Yarn Berry (3),
-and pnpm (7).
+Wireit scripts can be launched via `npm`, `node --run`, `pnpm`, and `yarn`.
 
 ## Related tools
 
diff --git a/src/analyzer.ts b/src/analyzer.ts
index f44fbe82e..790ef0f66 100644
--- a/src/analyzer.ts
+++ b/src/analyzer.ts
@@ -5,31 +5,31 @@
  */
 
 import * as pathlib from 'path';
+import {Dependency, scriptReferenceToString, ServiceConfig} from './config.js';
+import {findNodeAtLocation, JsonFile} from './util/ast.js';
 import * as fs from './util/fs.js';
 import {
   CachingPackageJsonReader,
   FileSystem,
 } from './util/package-json-reader.js';
-import {Dependency, scriptReferenceToString, ServiceConfig} from './config.js';
-import {findNodeAtLocation, JsonFile} from './util/ast.js';
 import {IS_WINDOWS} from './util/windows.js';
 
+import type {Agent} from './cli-options.js';
+import type {
+  ScriptConfig,
+  ScriptReference,
+  ScriptReferenceString,
+} from './config.js';
+import type {Diagnostic, MessageLocation, Result} from './error.js';
+import type {Cycle, DependencyOnMissingPackageJson, Failure} from './event.js';
+import {Logger} from './logging/logger.js';
 import type {
   ArrayNode,
   JsonAstNode,
   NamedAstNode,
   ValueTypes,
 } from './util/ast.js';
-import type {Diagnostic, MessageLocation, Result} from './error.js';
-import type {Cycle, DependencyOnMissingPackageJson, Failure} from './event.js';
 import type {PackageJson, ScriptSyntaxInfo} from './util/package-json.js';
-import type {
-  ScriptConfig,
-  ScriptReference,
-  ScriptReferenceString,
-} from './config.js';
-import type {Agent} from './cli-options.js';
-import {Logger} from './logging/logger.js';
 
 export interface AnalyzeResult {
   config: Result<ScriptConfig, Failure[]>;
@@ -118,6 +118,7 @@ const DEFAULT_EXCLUDE_PATHS = [
 
 const DEFAULT_LOCKFILES: Record<Agent, string[]> = {
   npm: ['package-lock.json'],
+  nodeRun: ['package-lock.json'],
   yarnClassic: ['yarn.lock'],
   yarnBerry: ['yarn.lock'],
   pnpm: ['pnpm-lock.yaml'],
diff --git a/src/cli-options.ts b/src/cli-options.ts
index 9aa0bc178..0d3f7b1a3 100644
--- a/src/cli-options.ts
+++ b/src/cli-options.ts
@@ -5,21 +5,22 @@
  */
 
 import * as os from 'os';
-import * as fs from './util/fs.js';
 import * as pathlib from 'path';
-import {Result} from './error.js';
-import {MetricsLogger} from './logging/metrics-logger.js';
 import {ScriptReference} from './config.js';
+import {Result} from './error.js';
 import {FailureMode} from './executor.js';
-import {unreachable} from './util/unreachable.js';
+import {DefaultLogger} from './logging/default-logger.js';
 import {Console, Logger} from './logging/logger.js';
+import {MetricsLogger} from './logging/metrics-logger.js';
 import {QuietCiLogger, QuietLogger} from './logging/quiet-logger.js';
-import {DefaultLogger} from './logging/default-logger.js';
+import * as fs from './util/fs.js';
+import {unreachable} from './util/unreachable.js';
 
 export const packageDir = await (async (): Promise<string | undefined> => {
-  // Recent versions of npm set this environment variable that tells us the
-  // package.
-  const packageJsonPath = process.env.npm_package_json;
+  // Recent versions of npm, and node --run, set environment variables to tell
+  // us the current package.json.
+  const packageJsonPath =
+    process.env.npm_package_json ?? process.env.NODE_RUN_PACKAGE_JSON_PATH;
   if (packageJsonPath) {
     return pathlib.dirname(packageJsonPath);
   }
@@ -45,7 +46,7 @@ export const packageDir = await (async (): Promise<string | undefined> => {
   }
 })();
 
-export type Agent = 'npm' | 'pnpm' | 'yarnClassic' | 'yarnBerry';
+export type Agent = 'npm' | 'nodeRun' | 'pnpm' | 'yarnClassic' | 'yarnBerry';
 
 export interface Options {
   script: ScriptReference;
@@ -61,7 +62,8 @@ export interface Options {
 export const getOptions = async (): Promise<Result<Options>> => {
   // This environment variable is set by npm, yarn, and pnpm, and tells us which
   // script is running.
-  const scriptName = process.env.npm_lifecycle_event;
+  const scriptName =
+    process.env.npm_lifecycle_event ?? process.env['NODE_RUN_SCRIPT_NAME'];
   // We need to handle "npx wireit" as a special case, because it sets
   // "npm_lifecycle_event" to "npx". The "npm_execpath" will be "npx-cli.js",
   // though, so we use that combination to detect this special case.
@@ -279,6 +281,9 @@ function getArgvOptions(
         extraArgs: process.argv.slice(2),
       };
     }
+    case 'nodeRun': {
+      return parseRemainingArgs(process.argv.slice(2));
+    }
     case 'yarnClassic': {
       // yarn 1.22.18
       //   - If there is no "--", all arguments go to argv.
@@ -313,6 +318,9 @@ function getArgvOptions(
  * Try to find the npm user agent being used. If we can't detect it, assume npm.
  */
 function getNpmUserAgent(): Agent {
+  if (process.env['NODE_RUN_SCRIPT_NAME'] !== undefined) {
+    return 'nodeRun';
+  }
   const userAgent = process.env['npm_config_user_agent'];
   if (userAgent !== undefined) {
     const match = userAgent.match(/^(npm|yarn|pnpm)\//);
@@ -320,7 +328,6 @@ function getNpmUserAgent(): Agent {
       if (match[1] === 'yarn') {
         return /^yarn\/[01]\./.test(userAgent) ? 'yarnClassic' : 'yarnBerry';
       }
-
       return match[1] as 'npm' | 'pnpm';
     }
   }
diff --git a/src/test/basic.test.ts b/src/test/basic.test.ts
index 21c5f69af..9d363ec43 100644
--- a/src/test/basic.test.ts
+++ b/src/test/basic.test.ts
@@ -6,10 +6,10 @@
 
 import {suite} from 'uvu';
 import * as assert from 'uvu/assert';
-import {rigTest} from './util/rig-test.js';
 import {IS_WINDOWS} from '../util/windows.js';
-import {NODE_MAJOR_VERSION} from './util/node-version.js';
 import {checkScriptOutput} from './util/check-script-output.js';
+import {NODE_MAJOR_VERSION} from './util/node-version.js';
+import {rigTest} from './util/rig-test.js';
 
 const test = suite<object>();
 
@@ -766,6 +766,34 @@ test(
   }),
 );
 
+if (NODE_MAJOR_VERSION >= 22) {
+  test(
+    'runs a script with node --run',
+    rigTest(async ({rig}) => {
+      const cmdA = await rig.newCommand();
+      await rig.write({
+        'package.json': {
+          scripts: {
+            a: 'wireit',
+          },
+          wireit: {
+            a: {
+              command: cmdA.command,
+            },
+          },
+        },
+      });
+      const exec = rig.exec('node --run a');
+      await exec.waitForLog(/0% \[0 \/ 1\] \[1 running\] a/);
+      (await cmdA.nextInvocation()).exit(0);
+      const res = await exec.exit;
+      assert.equal(res.code, 0);
+      assert.equal(cmdA.numInvocations, 1);
+      assert.match(res.stdout, /Ran 1 script and skipped 0/s);
+    }),
+  );
+}
+
 test(
   'runs a script with yarn',
   rigTest(async ({rig}) => {
@@ -1062,9 +1090,21 @@ test(
   }),
 );
 
-for (const agent of ['npm', 'yarn', 'pnpm']) {
+for (const command of [
+  'npm run',
+  'node --run',
+  'yarn run',
+  'pnpm run',
+] as const) {
+  if (command === 'node --run' && NODE_MAJOR_VERSION < 22) {
+    // node --run was added in Node 22.
+    continue;
+  }
+  // node --run needs an extra set of "--" before arguments will be passed down
+  // to Wireit.
+  const extraDashes = command === 'node --run' ? '--' : '';
   test(
-    `can pass extra args with using "${agent} run --"`,
+    `can pass extra args with using "${command} run --"`,
     rigTest(async ({rig}) => {
       const cmdA = await rig.newCommand();
       await rig.write({
@@ -1085,7 +1125,9 @@ for (const agent of ['npm', 'yarn', 'pnpm']) {
 
       // Initially stale.
       {
-        const wireit = rig.exec(`${agent} run a -- foo -bar --baz`);
+        const wireit = rig.exec(
+          `${command} a -- ${extraDashes} foo -bar --baz`,
+        );
         const inv = await cmdA.nextInvocation();
         assert.equal((await inv.environment()).argv.slice(3), [
           'foo',
@@ -1099,7 +1141,9 @@ for (const agent of ['npm', 'yarn', 'pnpm']) {
 
       // Nothing changed, fresh.
       {
-        const wireit = rig.exec(`${agent} run a -- foo -bar --baz`);
+        const wireit = rig.exec(
+          `${command} a -- ${extraDashes} foo -bar --baz`,
+        );
         assert.equal((await wireit.exit).code, 0);
         await wireit.waitForLog(/Ran 0 scripts and skipped 1/s); //
       }
@@ -1107,7 +1151,9 @@ for (const agent of ['npm', 'yarn', 'pnpm']) {
       // Changing the extra args should change the fingerprint so that we're
       // stale.
       {
-        const wireit = rig.exec(`${agent} run a -- FOO -BAR --BAZ`);
+        const wireit = rig.exec(
+          `${command} a -- ${extraDashes} FOO -BAR --BAZ`,
+        );
         const inv = await cmdA.nextInvocation();
         assert.equal((await inv.environment()).argv.slice(3), [
           'FOO',
diff --git a/src/test/cli-options.test.ts b/src/test/cli-options.test.ts
index d271b501a..eb4e95451 100644
--- a/src/test/cli-options.test.ts
+++ b/src/test/cli-options.test.ts
@@ -5,12 +5,15 @@
  */
 
 import * as pathlib from 'path';
-import * as assert from 'uvu/assert';
 import {suite} from 'uvu';
+import * as assert from 'uvu/assert';
+import {Options, type Agent} from '../cli-options.js';
+import {Result} from '../error.js';
+import {NODE_MAJOR_VERSION} from './util/node-version.js';
 import {rigTest} from './util/rig-test.js';
 import {WireitTestRig} from './util/test-rig.js';
-import {Options} from '../cli-options.js';
-import {Result} from '../error.js';
+
+/* eslint-disable @typescript-eslint/unbound-method */
 
 const test = suite<object>();
 
@@ -35,6 +38,7 @@ async function getOptionsResult(
         main: TEST_BINARY_COMMAND,
         test: TEST_BINARY_COMMAND,
         start: TEST_BINARY_COMMAND,
+        other: TEST_BINARY_COMMAND,
         ...extraScripts,
       },
     },
@@ -67,89 +71,81 @@ async function assertOptions(
   });
 }
 
-for (const command of ['npm', 'yarn', 'pnpm'] as const) {
-  const agent = command === 'yarn' ? 'yarnClassic' : command;
-  // eslint-disable-next-line @typescript-eslint/unbound-method
-  const skipIfYarn = command === 'yarn' ? test.skip : test;
-  // eslint-disable-next-line @typescript-eslint/unbound-method
-  const skipIfPnpm = command === 'pnpm' ? test.skip : test;
+interface AgentCommands {
+  agent: Agent;
+  runCmd: string;
+  testCmd: string | undefined;
+  startCmd: string | undefined;
+  /**
+   * Whether this agent needs an extra set of "--" before arguments will be
+   * passed down to Wireit.
+   */
+  needsExtraDashes: boolean;
+}
 
-  test(
-    `${command} run main`,
-    rigTest(async ({rig}) => {
-      await assertOptions(rig, `${command} run main`, {
-        agent,
-        script: {
-          packageDir: rig.temp,
-          name: 'main',
-        },
-      });
-    }),
-  );
+const commands: AgentCommands[] = [
+  {
+    agent: 'npm',
+    runCmd: 'npm run',
+    testCmd: 'npm test',
+    startCmd: 'npm start',
+    needsExtraDashes: false,
+  },
+  {
+    agent: 'nodeRun',
+    runCmd: 'node --run',
+    testCmd: undefined,
+    startCmd: undefined,
+    needsExtraDashes: true,
+  },
+  {
+    agent: 'yarnClassic',
+    runCmd: 'yarn run',
+    testCmd: 'yarn test',
+    startCmd: 'yarn start',
+    needsExtraDashes: false,
+  },
+  {
+    agent: 'pnpm',
+    runCmd: 'pnpm run',
+    testCmd: 'pnpm test',
+    startCmd: 'pnpm start',
+    needsExtraDashes: false,
+  },
+];
 
-  test(
-    `${command} test`,
-    rigTest(async ({rig}) => {
-      await assertOptions(rig, `${command} test`, {
-        agent,
-        script: {
-          packageDir: rig.temp,
-          name: 'test',
-        },
-      });
-    }),
-  );
+for (const {agent, runCmd, testCmd, startCmd, needsExtraDashes} of commands) {
+  if (agent === 'nodeRun' && NODE_MAJOR_VERSION < 22) {
+    // node --run was added in Node 22.
+    continue;
+  }
 
-  test(
-    `${command} start`,
-    rigTest(async ({rig}) => {
-      await assertOptions(rig, `${command} start`, {
-        agent,
-        script: {
-          packageDir: rig.temp,
-          name: 'start',
-        },
-      });
-    }),
-  );
+  const isYarn = agent === 'yarnClassic';
+  const isPnpm = agent === 'pnpm';
+  const isWindows = process.platform === 'win32';
+  const extraDashes = needsExtraDashes ? '--' : '';
 
   test(
-    `${command} run main -- --extra`,
+    `${agent} run`,
     rigTest(async ({rig}) => {
-      await assertOptions(rig, `${command} run main -- --extra`, {
+      await assertOptions(rig, `${runCmd} main`, {
         agent,
         script: {
           packageDir: rig.temp,
           name: 'main',
         },
-        extraArgs: ['--extra'],
-      });
-    }),
-  );
-
-  // Does not work in pnpm, see https://github.com/pnpm/pnpm/issues/4821.
-  skipIfPnpm(
-    `${command} test -- --extra`,
-    rigTest(async ({rig}) => {
-      await assertOptions(rig, `${command} test -- --extra`, {
-        agent,
-        script: {
-          packageDir: rig.temp,
-          name: 'test',
-        },
-        extraArgs: ['--extra'],
       });
     }),
   );
 
   test(
-    `${command} start -- --extra`,
+    `${agent} run --extra`,
     rigTest(async ({rig}) => {
-      await assertOptions(rig, `${command} start -- --extra`, {
+      await assertOptions(rig, `${runCmd} main -- ${extraDashes} --extra`, {
         agent,
         script: {
           packageDir: rig.temp,
-          name: 'start',
+          name: 'main',
         },
         extraArgs: ['--extra'],
       });
@@ -157,9 +153,9 @@ for (const command of ['npm', 'yarn', 'pnpm'] as const) {
   );
 
   test(
-    `${command} run main --watch`,
+    `${agent} run --watch`,
     rigTest(async ({rig}) => {
-      await assertOptions(rig, `${command} run main --watch`, {
+      await assertOptions(rig, `${runCmd} main ${extraDashes} --watch`, {
         agent,
         script: {
           packageDir: rig.temp,
@@ -170,110 +166,55 @@ for (const command of ['npm', 'yarn', 'pnpm'] as const) {
     }),
   );
 
-  // Does not work in pnpm, see https://github.com/pnpm/pnpm/issues/4821.
-  skipIfPnpm(
-    `${command} test --watch`,
-    rigTest(async ({rig}) => {
-      await assertOptions(rig, `${command} test --watch`, {
-        agent,
-        script: {
-          packageDir: rig.temp,
-          name: 'test',
-        },
-        watch: true,
-      });
-    }),
-  );
-
   test(
-    `${command} start --watch`,
+    `${agent} run --watch --extra`,
     rigTest(async ({rig}) => {
-      await assertOptions(rig, `${command} start --watch`, {
-        agent,
-        script: {
-          packageDir: rig.temp,
-          name: 'start',
-        },
-        watch: true,
-      });
-    }),
-  );
-
-  test(
-    `${command} run main --watch -- --extra`,
-    rigTest(async ({rig}) => {
-      await assertOptions(rig, `${command} run main --watch -- --extra`, {
-        agent,
-        script: {
-          packageDir: rig.temp,
-          name: 'main',
-        },
-        extraArgs: ['--extra'],
-        watch: true,
-      });
-    }),
-  );
-
-  // Does not work in pnpm, see https://github.com/pnpm/pnpm/issues/4821.
-  skipIfPnpm(
-    `${command} test --watch -- --extra`,
-    rigTest(async ({rig}) => {
-      await assertOptions(rig, `${command} test --watch -- --extra`, {
-        agent,
-        script: {
-          packageDir: rig.temp,
-          name: 'test',
-        },
-        extraArgs: ['--extra'],
-        watch: true,
-      });
-    }),
-  );
-
-  test(
-    `${command} start --watch -- --extra`,
-    rigTest(async ({rig}) => {
-      await assertOptions(rig, `${command} start --watch -- --extra`, {
-        agent,
-        script: {
-          packageDir: rig.temp,
-          name: 'start',
+      await assertOptions(
+        rig,
+        `${runCmd} main ${extraDashes} --watch -- --extra`,
+        {
+          agent,
+          script: {
+            packageDir: rig.temp,
+            name: 'main',
+          },
+          extraArgs: ['--extra'],
+          watch: true,
         },
-        extraArgs: ['--extra'],
-        watch: true,
-      });
+      );
     }),
   );
 
-  test(
-    `${command} run recurse -> ${command} run start --watch`,
+  // https://github.com/google/wireit/issues/1168
+  (isWindows ? test.skip : test)(
+    `${agent} run recurse -> run other --watch`,
     rigTest(async ({rig}) => {
       await assertOptions(
         rig,
-        `${command} run recurse`,
+        `${runCmd} recurse`,
         {
           agent,
           script: {
             packageDir: rig.temp,
-            name: 'start',
+            name: 'other',
           },
           extraArgs: [],
           watch: true,
         },
         undefined,
         {
-          recurse: `${command} run start --watch`,
+          recurse: `${runCmd} other ${extraDashes} --watch`,
         },
       );
     }),
   );
 
   test(
-    `WIREIT_LOGGER=simple ${command} run main`,
+    `${agent} WIREIT_LOGGER=simple run`,
     rigTest(async ({rig}) => {
       await assertOptions(
         rig,
-        `${command} run main`,
+        `${runCmd} main`,
         {
           agent,
           script: {
@@ -290,11 +231,11 @@ for (const command of ['npm', 'yarn', 'pnpm'] as const) {
   );
 
   test(
-    `WIREIT_LOGGER=quiet ${command} run main`,
+    `${agent} WIREIT_LOGGER=quiet run`,
     rigTest(async ({rig}) => {
       await assertOptions(
         rig,
-        `${command} run main`,
+        `${runCmd} main`,
         {
           agent,
           script: {
@@ -315,28 +256,147 @@ for (const command of ['npm', 'yarn', 'pnpm'] as const) {
   // included on argv, and the npm_config_argv variable does not let us
   // reconstruct it, because it always reflects the first script in a chain,
   // instead of the current script.
-  skipIfYarn(
-    `${command} run recurse -> ${command} run start --watch -- --extra`,
+  (isYarn || isWindows ? test.skip : test)(
+    `${agent} run recurse -> run other --watch --extra`,
     rigTest(async ({rig}) => {
       await assertOptions(
         rig,
-        `${command} run recurse`,
+        `${runCmd} recurse`,
         {
           agent,
           script: {
             packageDir: rig.temp,
-            name: 'start',
+            name: 'other',
           },
           extraArgs: ['--extra'],
           watch: true,
         },
         undefined,
         {
-          recurse: `${command} run start --watch -- --extra`,
+          recurse: `${runCmd} other ${extraDashes} --watch -- --extra`,
         },
       );
     }),
   );
+
+  if (testCmd !== undefined) {
+    test(
+      `${agent} test`,
+      rigTest(async ({rig}) => {
+        await assertOptions(rig, `${testCmd}`, {
+          agent,
+          script: {
+            packageDir: rig.temp,
+            name: 'test',
+          },
+        });
+      }),
+    );
+
+    // Does not work in pnpm, see https://github.com/pnpm/pnpm/issues/4821.
+    (isPnpm ? test.skip : test)(
+      `${agent} test --extra`,
+      rigTest(async ({rig}) => {
+        await assertOptions(rig, `${testCmd} -- --extra`, {
+          agent,
+          script: {
+            packageDir: rig.temp,
+            name: 'test',
+          },
+          extraArgs: ['--extra'],
+        });
+      }),
+    );
+
+    // Does not work in pnpm, see https://github.com/pnpm/pnpm/issues/4821.
+    (isPnpm ? test.skip : test)(
+      `${agent} test --watch`,
+      rigTest(async ({rig}) => {
+        await assertOptions(rig, `${testCmd} --watch`, {
+          agent,
+          script: {
+            packageDir: rig.temp,
+            name: 'test',
+          },
+          watch: true,
+        });
+      }),
+    );
+
+    // Does not work in pnpm, see https://github.com/pnpm/pnpm/issues/4821.
+    (isPnpm ? test.skip : test)(
+      `${agent} test --watch --extra`,
+      rigTest(async ({rig}) => {
+        await assertOptions(rig, `${testCmd} --watch -- --extra`, {
+          agent,
+          script: {
+            packageDir: rig.temp,
+            name: 'test',
+          },
+          extraArgs: ['--extra'],
+          watch: true,
+        });
+      }),
+    );
+  }
+
+  if (startCmd !== undefined) {
+    test(
+      `${agent} start`,
+      rigTest(async ({rig}) => {
+        await assertOptions(rig, startCmd, {
+          agent,
+          script: {
+            packageDir: rig.temp,
+            name: 'start',
+          },
+        });
+      }),
+    );
+
+    test(
+      `${agent} start --extra`,
+      rigTest(async ({rig}) => {
+        await assertOptions(rig, `${startCmd} -- --extra`, {
+          agent,
+          script: {
+            packageDir: rig.temp,
+            name: 'start',
+          },
+          extraArgs: ['--extra'],
+        });
+      }),
+    );
+
+    test(
+      `${agent} start --watch`,
+      rigTest(async ({rig}) => {
+        await assertOptions(rig, `${startCmd} --watch`, {
+          agent,
+          script: {
+            packageDir: rig.temp,
+            name: 'start',
+          },
+          watch: true,
+        });
+      }),
+    );
+
+    test(
+      `${agent} start --watch --extra`,
+      rigTest(async ({rig}) => {
+        await assertOptions(rig, `${startCmd} --watch -- --extra`, {
+          agent,
+          script: {
+            packageDir: rig.temp,
+            name: 'start',
+          },
+          extraArgs: ['--extra'],
+          watch: true,
+        });
+      }),
+    );
+  }
 }
 
 test.run();