chore: rewrite tests and utils to use Deno.Command API (#16895)

Since "Deno.spawn()", "Deno.spawnSync()" and "Deno.spawnChild"
are getting deprecated, this commits rewrites all tests and utilities to
use "Deno.Command" API instead.

1 files changed, 2 insertions, 2 deletions

diff --git a/cli/tests/unit/signal_test.ts b/cli/tests/unit/signal_test.ts
index 86092a298..25143da1f 100644
--- a/cli/tests/unit/signal_test.ts
+++ b/cli/tests/unit/signal_test.ts
@@ -185,13 +185,13 @@ Deno.test(
     permissions: { run: true, read: true },
   },
   async function canExitWhileListeningToSignal() {
-    const { code } = await Deno.spawn(Deno.execPath(), {
+    const { code } = await new Deno.Command(Deno.execPath(), {
       args: [
         "eval",
         "--unstable",
         "Deno.addSignalListener('SIGINT', () => {})",
       ],
-    });
+    }).output();
     assertEquals(code, 0);
   },
 );