test: enable trace-events tests for workers

Use the `cwd` option for `child_process` instead of `process.chdir()`
to enable the trace events tests to run on workers.

PR-URL: https://github.com/nodejs/node/pull/23698
Refs: https://github.com/nodejs/node/pull/23674#discussion_r225335819
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

1 files changed, 4 insertions, 6 deletions

diff --git a/test/parallel/test-trace-events-binding.js b/test/parallel/test-trace-events-binding.js
index 163d9c4cbd..a6994d47b3 100644
--- a/test/parallel/test-trace-events-binding.js
+++ b/test/parallel/test-trace-events-binding.js
@@ -3,9 +3,7 @@ const common = require('../common');
 const assert = require('assert');
 const cp = require('child_process');
 const fs = require('fs');
-
-if (!common.isMainThread)
-  common.skip('process.chdir is not available in Workers');
+const path = require('path');
 
 const CODE = `
   const { internalBinding } = require('internal/test/binding');
@@ -18,17 +16,17 @@ const CODE = `
   trace('b'.charCodeAt(0), 'missing',
         'type-value', 10, {'extra-value': 20 });
 `;
-const FILE_NAME = 'node_trace.1.log';
 
 const tmpdir = require('../common/tmpdir');
 tmpdir.refresh();
-process.chdir(tmpdir.path);
+const FILE_NAME = path.join(tmpdir.path, 'node_trace.1.log');
 
 const proc = cp.spawn(process.execPath,
                       [ '--trace-event-categories', 'custom',
                         '--no-warnings',
                         '--expose-internals',
-                        '-e', CODE ]);
+                        '-e', CODE ],
+                      { cwd: tmpdir.path });
 
 proc.once('exit', common.mustCall(() => {
   assert(fs.existsSync(FILE_NAME));