test: add coverage for execFileSync() errors

This commit adds coverage for errors returned by execFileSync() when the child process exits with a non-zero code. PR-URL: #9211 Reviewed-By: Michaël Zasso <[email protected]> Reviewed-By: Sakthipriyan Vairamani <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Ben Noordhuis <[email protected]>

Author: cjihrig

test/sequential/test-child-process-execsync.js

@@ -87,3 +87,19 @@ assert.strictEqual(ret, msg + '\n',
 execSync('exit -1',{stdio: 'ignore'});
 },/Commandfailed:exit-1/);
 }
+
+// Verify the execFileSync() behavior when the child exits with a non-zero code.
+{
+constargs=['-e','process.exit(1)'];
+
+assert.throws(()=>{
+execFileSync(process.execPath,args);
+},(err)=>{
+constmsg=`Command failed: ${process.execPath}${args.join(' ')}`;
+
+assert(errinstanceofError);
+assert.strictEqual(err.message.trim(),msg);
+assert.strictEqual(err.status,1);
+returntrue;
+});
+}