chore: deprecate test itests (#25512)

This PR is part of #22907

---------

Signed-off-by: HasanAlrimawi <141642411+HasanAlrimawi@users.noreply.github.com>
Co-authored-by: Bartek Iwańczuk <biwanczuk@gmail.com>

4 files changed, 67 insertions, 0 deletions

diff --git a/tests/specs/test/captured_output/__test__.jsonc b/tests/specs/test/captured_output/__test__.jsonc
new file mode 100644
index 000000000..d620f61aa
--- /dev/null
+++ b/tests/specs/test/captured_output/__test__.jsonc
@@ -0,0 +1,6 @@
+{
+  "args": "test --allow-run --allow-read captured_output.ts",
+  "output": "main.out",
+  "envs": { "NO_COLOR": "1" },
+  "exitCode": 0
+}
diff --git a/tests/specs/test/captured_output/captured_output.ts b/tests/specs/test/captured_output/captured_output.ts
new file mode 100644
index 000000000..77e1d1b08
--- /dev/null
+++ b/tests/specs/test/captured_output/captured_output.ts
@@ -0,0 +1,33 @@
+Deno.test("output", async () => {
+  await new Deno.Command(Deno.execPath(), {
+    args: ["eval", "console.log(0); console.error(1);"],
+  }).spawn().status;
+  new Deno.Command(Deno.execPath(), {
+    args: ["eval", "console.log(2); console.error(3);"],
+    stdout: "inherit",
+    stderr: "inherit",
+  }).outputSync();
+  await new Deno.Command(Deno.execPath(), {
+    args: ["eval", "console.log(4); console.error(5);"],
+    stdout: "inherit",
+    stderr: "inherit",
+  }).output();
+  const c = new Deno.Command(Deno.execPath(), {
+    args: ["eval", "console.log(6); console.error(7);"],
+    stdout: "inherit",
+    stderr: "inherit",
+  }).spawn();
+  await c.status;
+  const worker = new Worker(
+    import.meta.resolve("./captured_output.worker.ts"),
+    { type: "module" },
+  );
+
+  // ensure worker output is captured
+  const response = new Promise<void>((resolve) =>
+    worker.onmessage = () => resolve()
+  );
+  worker.postMessage({});
+  await response;
+  worker.terminate();
+});
diff --git a/tests/specs/test/captured_output/captured_output.worker.ts b/tests/specs/test/captured_output/captured_output.worker.ts
new file mode 100644
index 000000000..f49f26880
--- /dev/null
+++ b/tests/specs/test/captured_output/captured_output.worker.ts
@@ -0,0 +1,6 @@
+self.onmessage = () => {
+  console.log(8);
+  console.error(9);
+  self.postMessage({});
+  self.close();
+};
diff --git a/tests/specs/test/captured_output/main.out b/tests/specs/test/captured_output/main.out
new file mode 100644
index 000000000..ba313beaf
--- /dev/null
+++ b/tests/specs/test/captured_output/main.out
@@ -0,0 +1,22 @@
+Check [WILDCARD]/captured_output.ts
+running 1 test from ./captured_output.ts
+output ...
+------- output -------
+[UNORDERED_START]
+1
+0
+3
+2
+5
+4
+7
+6
+Check [WILDLINE]/captured_output.worker.ts
+9
+8
+[UNORDERED_END]
+----- output end -----
+output ... ok ([WILDCARD])
+
+ok | 1 passed | 0 failed ([WILDCARD])
+