test: fix watch mode test flake

MoLow · MoLow · commit f0f5e4f7efdb · 2022-09-29T12:31:07.000+03:00
PR-URL: #44739 Backport-PR-URL: #44815 Fixes: #44735 Reviewed-By: Erick Wendel <erick.workspace@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
diff --git a/test/sequential/test-watch-mode.mjs b/test/sequential/test-watch-mode.mjs
@@ -94,8 +94,10 @@ describe('watch mode',{concurrency: true, timeout: 60_0000 }, () =>{
 const file = fixtures.path('watch-mode/failing.js');
 const{stderr, stdout } = await spawnWithRestarts({file });
 
+ // Use match first to pretty print diff on failure
 assert.match(stderr, /Error: fails\r?\n/);
- assert.strictEqual(stderr.match(/Error: fails\r?\n/g).length, 2);
+ // Test that failures happen once per restart
+ assert(stderr.match(/Error: fails\r?\n/g).length >= 2);
 assertRestartedCorrectly({
 stdout,
 messages:{completed: `Failed running ${inspect(file)}`, restarted: `Restarting ${inspect(file)}` },

-Original file line number
+Diff line change
 constfile=fixtures.path('watch-mode/failing.js');
 const{ stderr, stdout }=awaitspawnWithRestarts({ file });
 +// Use match first to pretty print diff on failure
 assert.match(stderr,/Error:fails\r?\n/);
 -assert.strictEqual(stderr.match(/Error:fails\r?\n/g).length,2);
 +// Test that failures happen once per restart
 +assert(stderr.match(/Error:fails\r?\n/g).length>=2);
 assertRestartedCorrectly({
  stdout,
 messages: {completed: `Failed running ${inspect(file)}`,restarted: `Restarting ${inspect(file)}`},