fix: allow WPT to successfully exit using `--exit-zero` (#23418)

I went with `--exit-zero`. Happy to change to `--no-exit` if feelings
are strong.

Supercedes #23417

1 files changed, 6 insertions, 0 deletions

diff --git a/tests/wpt/wpt.ts b/tests/wpt/wpt.ts
index 056db5dc0..675ef3ae0 100755
--- a/tests/wpt/wpt.ts
+++ b/tests/wpt/wpt.ts
@@ -550,6 +550,12 @@ function reportFinal(
     }. ${finalPassedCount} passed; ${finalFailedCount} failed; ${finalExpectedFailedAndFailedCount} expected failure; total ${finalTotalCount} (${duration}ms)\n`,
   );
 
+  // We ignore the exit code of the test run because the CI job reports the
+  // results to WPT.fyi, and we still want to report failure.
+  if (Deno.args.includes("--exit-zero")) {
+    return 0;
+  }
+
   return failed ? 1 : 0;
 }