1 files changed, 8 insertions, 4 deletions

diff --git a/test/parallel/test-child-process-constructor.js b/test/parallel/test-child-process-constructor.js
index c495f1895d..8e62f5cc23 100644
--- a/test/parallel/test-child-process-constructor.js
+++ b/test/parallel/test-child-process-constructor.js
@@ -8,44 +8,48 @@ assert.strictEqual(typeof ChildProcess, 'function');
 {
   // Verify that invalid options to spawn() throw.
   const child = new ChildProcess();
+  const re = /^TypeError: "options" must be an object$/;
 
   [undefined, null, 'foo', 0, 1, NaN, true, false].forEach((options) => {
     assert.throws(() => {
       child.spawn(options);
-    }, /^TypeError: "options" must be an object$/);
+    }, re);
   });
 }
 
 {
   // Verify that spawn throws if file is not a string.
   const child = new ChildProcess();
+  const re = /^TypeError: "file" must be a string$/;
 
   [undefined, null, 0, 1, NaN, true, false, {}].forEach((file) => {
     assert.throws(() => {
       child.spawn({ file });
-    }, /^TypeError: "file" must be a string$/);
+    }, re);
   });
 }
 
 {
   // Verify that spawn throws if envPairs is not an array or undefined.
   const child = new ChildProcess();
+  const re = /^TypeError: "envPairs" must be an array$/;
 
   [null, 0, 1, NaN, true, false, {}, 'foo'].forEach((envPairs) => {
     assert.throws(() => {
       child.spawn({ envPairs, stdio: ['ignore', 'ignore', 'ignore', 'ipc'] });
-    }, /^TypeError: "envPairs" must be an array$/);
+    }, re);
   });
 }
 
 {
   // Verify that spawn throws if args is not an array or undefined.
   const child = new ChildProcess();
+  const re = /^TypeError: "args" must be an array$/;
 
   [null, 0, 1, NaN, true, false, {}, 'foo'].forEach((args) => {
     assert.throws(() => {
       child.spawn({ file: 'foo', args });
-    }, /^TypeError: "args" must be an array$/);
+    }, re);
   });
 }