chore: move `test_util/wpt` to `tests/wpt/suite` (#22412)

As discussed with @mmastrac. I'll move `tools/wpt` to `tests/wpt` in a
follow-up PR.

---------

Co-authored-by: Matt Mastracci <matthew@mastracci.com>

1 files changed, 11 insertions, 3 deletions

diff --git a/tools/wpt/runner.ts b/tools/wpt/runner.ts
index 2da3a95de..ee2fc2b74 100644
--- a/tools/wpt/runner.ts
+++ b/tools/wpt/runner.ts
@@ -11,7 +11,7 @@ export async function runWithTestUtil<T>(
     "wpt",
     "serve",
     "--config",
-    "../../tools/wpt/config.json",
+    "../../../tools/wpt/config.json",
   ], {
     stdout: verbose ? "inherit" : "piped",
     stderr: verbose ? "inherit" : "piped",
@@ -31,7 +31,11 @@ export async function runWithTestUtil<T>(
     }
     const passedTime = performance.now() - start;
     if (passedTime > 15000) {
-      proc.kill("SIGINT");
+      try {
+        proc.kill("SIGINT");
+      } catch {
+        // Might have already died
+      }
       await proc.status;
       throw new Error("Timed out while trying to start wpt test util.");
     }
@@ -43,7 +47,11 @@ export async function runWithTestUtil<T>(
     return await f();
   } finally {
     if (verbose) console.log("Killing wpt test util.");
-    proc.kill("SIGINT");
+    try {
+      proc.kill("SIGINT");
+    } catch {
+      // Might have already died
+    }
     await proc.status;
   }
 }