diff --git a/test/parallel/test-internal-errors.js b/test/parallel/test-internal-errors.js
index e53a9a9fe42ca8..bf1983f3b3759a 100644
--- a/test/parallel/test-internal-errors.js
+++ b/test/parallel/test-internal-errors.js
@@ -6,7 +6,6 @@ const {
   restoreStdout,
 } = require('../common/hijackstdio');
 
-const { internalBinding } = require('internal/test/binding');
 const assert = require('assert');
 const errors = require('internal/errors');
 
@@ -101,125 +100,11 @@ common.expectsError(() => {
   message: /\+   message: 'Error for testing purposes: a',\n-   message: \/\^Error/
 });
 
-// Test ERR_INVALID_FD_TYPE
-assert.strictEqual(errors.getMessage('ERR_INVALID_FD_TYPE', ['a']),
-                   'Unsupported fd type: a');
-
-// Test ERR_INVALID_URL_SCHEME
-assert.strictEqual(errors.getMessage('ERR_INVALID_URL_SCHEME', ['file']),
-                   'The URL must be of scheme file');
-assert.strictEqual(errors.getMessage('ERR_INVALID_URL_SCHEME', [['file']]),
-                   'The URL must be of scheme file');
-assert.strictEqual(errors.getMessage('ERR_INVALID_URL_SCHEME',
-                                     [['http', 'ftp']]),
-                   'The URL must be one of scheme http or ftp');
-assert.strictEqual(errors.getMessage('ERR_INVALID_URL_SCHEME',
-                                     [['a', 'b', 'c']]),
-                   'The URL must be one of scheme a, b, or c');
-common.expectsError(
-  () => errors.getMessage('ERR_INVALID_URL_SCHEME', [[]]),
-  {
-    code: 'ERR_ASSERTION',
-    type: assert.AssertionError,
-    message: /^At least one expected value needs to be specified$/
-  });
-
-// Test ERR_MISSING_ARGS
-assert.strictEqual(errors.getMessage('ERR_MISSING_ARGS', ['name']),
-                   'The "name" argument must be specified');
-assert.strictEqual(errors.getMessage('ERR_MISSING_ARGS', ['name', 'value']),
-                   'The "name" and "value" arguments must be specified');
-assert.strictEqual(errors.getMessage('ERR_MISSING_ARGS', ['a', 'b', 'c']),
-                   'The "a", "b", and "c" arguments must be specified');
-
-// Test ERR_SOCKET_BAD_PORT
-assert.strictEqual(
-  errors.getMessage('ERR_SOCKET_BAD_PORT', [0]),
-  'Port should be >= 0 and < 65536. Received 0.');
-
-// Test ERR_TLS_CERT_ALTNAME_INVALID
-assert.strictEqual(
-  errors.getMessage('ERR_TLS_CERT_ALTNAME_INVALID', ['altname']),
-  'Hostname/IP does not match certificate\'s altnames: altname');
-
-assert.strictEqual(
-  errors.getMessage('ERR_INVALID_PROTOCOL', ['bad protocol', 'http']),
-  'Protocol "bad protocol" not supported. Expected "http"'
-);
-
-assert.strictEqual(
-  errors.getMessage('ERR_HTTP_HEADERS_SENT', ['render']),
-  'Cannot render headers after they are sent to the client'
-);
-
-assert.strictEqual(
-  errors.getMessage('ERR_INVALID_HTTP_TOKEN', ['Method', 'foo']),
-  'Method must be a valid HTTP token ["foo"]'
-);
-
-assert.strictEqual(
-  errors.getMessage('ERR_OUT_OF_RANGE', ['A', 'some values', 'B']),
-  'The value of "A" is out of range. It must be some values. Received B'
-);
-
-assert.strictEqual(
-  errors.getMessage('ERR_UNESCAPED_CHARACTERS', ['Request path']),
-  'Request path contains unescaped characters'
-);
-
-// Test ERR_DNS_SET_SERVERS_FAILED
-assert.strictEqual(
-  errors.getMessage('ERR_DNS_SET_SERVERS_FAILED', ['err', 'servers']),
-  'c-ares failed to set servers: "err" [servers]');
-
-// Test ERR_ENCODING_NOT_SUPPORTED
-assert.strictEqual(
-  errors.getMessage('ERR_ENCODING_NOT_SUPPORTED', ['enc']),
-  'The "enc" encoding is not supported');
-
-// Test error messages for async_hooks
-assert.strictEqual(
-  errors.getMessage('ERR_ASYNC_CALLBACK', ['init']),
-  'init must be a function');
-assert.strictEqual(
-  errors.getMessage('ERR_ASYNC_TYPE', [{}]),
-  'Invalid name for async "type": [object Object]');
-assert.strictEqual(
-  errors.getMessage('ERR_INVALID_ASYNC_ID', ['asyncId', undefined]),
-  'Invalid asyncId value: undefined');
-
-{
-  const { kMaxLength } = internalBinding('buffer');
-  const error = new errors.codes.ERR_BUFFER_TOO_LARGE();
-  assert.strictEqual(
-    error.message,
-    `Cannot create a Buffer larger than 0x${kMaxLength.toString(16)} bytes`
-  );
-}
-
-{
-  const error = new errors.codes.ERR_INVALID_ARG_VALUE('foo', '\u0000bar');
-  assert.strictEqual(
-    error.message,
-    'The argument \'foo\' is invalid. Received \'\\u0000bar\''
-  );
-}
-
-{
-  const error = new errors.codes.ERR_INVALID_ARG_VALUE(
-    'foo', { a: 1 }, 'must have property \'b\''
-  );
-  assert.strictEqual(
-    error.message,
-    'The argument \'foo\' must have property \'b\'. Received { a: 1 }'
-  );
-}
-
 // Test that `code` property is mutable and that changing it does not change the
 // name.
 {
-  const myError = new errors.codes.ERR_TLS_HANDSHAKE_TIMEOUT();
-  assert.strictEqual(myError.code, 'ERR_TLS_HANDSHAKE_TIMEOUT');
+  const myError = new errors.codes.TEST_ERROR_1('foo');
+  assert.strictEqual(myError.code, 'TEST_ERROR_1');
   assert.strictEqual(myError.hasOwnProperty('code'), false);
   assert.strictEqual(myError.hasOwnProperty('name'), false);
   assert.deepStrictEqual(Object.keys(myError), []);
@@ -228,7 +113,7 @@ assert.strictEqual(
   assert.strictEqual(myError.code, 'FHQWHGADS');
   assert.strictEqual(myError.name, initialName);
   assert.deepStrictEqual(Object.keys(myError), ['code']);
-  assert.ok(myError.name.includes('ERR_TLS_HANDSHAKE_TIMEOUT'));
+  assert.ok(myError.name.includes('TEST_ERROR_1'));
   assert.ok(!myError.name.includes('FHQWHGADS'));
 }
 
@@ -236,7 +121,7 @@ assert.strictEqual(
 // `console.log()` results, which is the behavior of `Error` objects in the
 // browser. Note that `name` becomes enumerable after being assigned.
 {
-  const myError = new errors.codes.ERR_TLS_HANDSHAKE_TIMEOUT();
+  const myError = new errors.codes.TEST_ERROR_1('foo');
   assert.deepStrictEqual(Object.keys(myError), []);
   const initialToString = myError.toString();
 
@@ -251,7 +136,7 @@ assert.strictEqual(
 {
   let initialConsoleLog = '';
   hijackStdout((data) => { initialConsoleLog += data; });
-  const myError = new errors.codes.ERR_TLS_HANDSHAKE_TIMEOUT();
+  const myError = new errors.codes.TEST_ERROR_1('foo');
   assert.deepStrictEqual(Object.keys(myError), []);
   const initialToString = myError.toString();
   console.log(myError);
@@ -269,13 +154,3 @@ assert.strictEqual(
 
   restoreStdout();
 }
-
-{
-  const error = new errors.codes.ERR_WORKER_INVALID_EXEC_ARGV(
-    ['--foo, --bar']
-  );
-  assert.strictEqual(
-    error.message,
-    'Initiated Worker with invalid execArgv flags: --foo, --bar'
-  );
-}