test: reduce string concatenations

PR-URL: https://github.com/nodejs/node/pull/12735
Refs: https://github.com/nodejs/node/pull/12455
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>

1 files changed, 3 insertions, 7 deletions

diff --git a/test/parallel/test-path-parse-format.js b/test/parallel/test-path-parse-format.js
index d500180943..d69aeac9da 100644
--- a/test/parallel/test-path-parse-format.js
+++ b/test/parallel/test-path-parse-format.js
@@ -157,12 +157,8 @@ trailingTests.forEach(function(test) {
   test[1].forEach(function(test) {
     const actual = parse(test[0]);
     const expected = test[1];
-    const fn = `path.${os}.parse(`;
-    const message = fn +
-                    JSON.stringify(test[0]) +
-                    ')' +
-                    '\n  expect=' + JSON.stringify(expected) +
-                    '\n  actual=' + JSON.stringify(actual);
+    const message = `path.${os}.parse(${JSON.stringify(test[0])})\n  expect=${
+      JSON.stringify(expected)}\n  actual=${JSON.stringify(actual)}`;
     const actualKeys = Object.keys(actual);
     const expectedKeys = Object.keys(expected);
     let failed = (actualKeys.length !== expectedKeys.length);
@@ -176,7 +172,7 @@ trailingTests.forEach(function(test) {
       }
     }
     if (failed)
-      failures.push('\n' + message);
+      failures.push(`\n${message}`);
   });
 });
 assert.strictEqual(failures.length, 0, failures.join(''));