test: remove duplicate common imports

test/internet/test-dns-lookup.js

@@ -1,6 +1,5 @@
 'use strict';
 
-require('../common');
 const common = require('../common');
 const dns = require('dns');
 const dnsPromises = dns.promises;

test/parallel/test-dgram-listen-after-bind.js

@@ -20,7 +20,6 @@
 // USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 'use strict';
-require('../common');
 const common = require('../common');
 const assert = require('assert');
 const dgram = require('dgram');

test/parallel/test-fs-read-empty-buffer.js

@@ -1,5 +1,4 @@
 'use strict';
-require('../common');
 const common = require('../common');
 const fixtures = require('../common/fixtures');
 const assert = require('assert');

test/parallel/test-is-internal-thread.mjs

@@ -1,10 +1,9 @@
-import { spawnPromisified } from '../common/index.mjs';
+import { mustCall, spawnPromisified } from '../common/index.mjs';
 import * as fixtures from '../common/fixtures.mjs';
 import assert from 'node:assert';
 import { execPath } from 'node:process';
 import { describe, it } from 'node:test';
 import { isInternalThread, Worker } from 'node:worker_threads';
-import * as common from '../common/index.mjs';
 
 describe('worker_threads.isInternalThread', { concurrency: !process.env.TEST_PARALLEL }, () => {
   it('should be true inside the loader thread', async () => {
@@ -29,7 +28,7 @@ describe('worker_threads.isInternalThread', { concurrency: !process.env.TEST_PAR
   it('should be false inside a regular worker thread', async () => {
     const worker = new Worker(fixtures.path('worker-is-internal-thread.js'));
 
-    worker.on('message', common.mustCall((message) => {
+    worker.on('message', mustCall((message) => {
       assert.strictEqual(message, 'isInternalThread: false');
     }));
   });

test/parallel/test-stream-readable-to-web-byob.js

@@ -1,8 +1,7 @@
 'use strict';
-require('../common');
+const common = require('../common');
 const { Readable } = require('stream');
 const assert = require('assert');
-const common = require('../common');
 
 let count = 0;
 

test/parallel/test-stream-readable-to-web-termination-byob.js

@@ -1,8 +1,7 @@
 'use strict';
-require('../common');
+const common = require('../common');
 const { Readable } = require('stream');
 const assert = require('assert');
-const common = require('../common');
 {
   const r = Readable.from([]);
   // Cancelling reader while closing should not cause uncaught exceptions

test/parallel/test-worker-message-mark-as-uncloneable.js

@@ -1,9 +1,8 @@
 'use strict';
 
-require('../common');
+const { mustCall } = require('../common');
 const assert = require('assert');
 const { markAsUncloneable } = require('node:worker_threads');
-const { mustCall } = require('../common');
 
 const expectedErrorName = 'DataCloneError';