Provide option to delete Deno namespace in worker (#2717)

6 files changed, 52 insertions, 0 deletions

diff --git a/tests/039_worker_deno_ns.test b/tests/039_worker_deno_ns.test
new file mode 100644
index 000000000..da282cc7b
--- /dev/null
+++ b/tests/039_worker_deno_ns.test
@@ -0,0 +1,2 @@
+args: run --reload tests/039_worker_deno_ns.ts
+output: tests/039_worker_deno_ns.ts.out
diff --git a/tests/039_worker_deno_ns.ts b/tests/039_worker_deno_ns.ts
new file mode 100644
index 000000000..1c6830c22
--- /dev/null
+++ b/tests/039_worker_deno_ns.ts
@@ -0,0 +1,25 @@
+const w1 = new Worker("./tests/039_worker_deno_ns/has_ns.ts");
+const w2 = new Worker("./tests/039_worker_deno_ns/no_ns.ts", {
+  noDenoNamespace: true
+});
+let w1MsgCount = 0;
+let w2MsgCount = 0;
+w1.onmessage = (msg): void => {
+  console.log(msg.data);
+  w1MsgCount++;
+  if (w1MsgCount === 1) {
+    w1.postMessage("CONTINUE");
+  } else {
+    w2.postMessage("START");
+  }
+};
+w2.onmessage = (msg): void => {
+  console.log(msg.data);
+  w2MsgCount++;
+  if (w2MsgCount === 1) {
+    w2.postMessage("CONTINUE");
+  } else {
+    Deno.exit(0);
+  }
+};
+w1.postMessage("START");
diff --git a/tests/039_worker_deno_ns.ts.out b/tests/039_worker_deno_ns.ts.out
new file mode 100644
index 000000000..9b2f90099
--- /dev/null
+++ b/tests/039_worker_deno_ns.ts.out
@@ -0,0 +1,4 @@
+has_ns.ts: is window.Deno available: true
+[SPAWNED BY has_ns.ts] maybe_ns.ts: is window.Deno available: true
+no_ns.ts: is window.Deno available: false
+[SPAWNED BY no_ns.ts] maybe_ns.ts: is window.Deno available: false
diff --git a/tests/039_worker_deno_ns/has_ns.ts b/tests/039_worker_deno_ns/has_ns.ts
new file mode 100644
index 000000000..15e729f63
--- /dev/null
+++ b/tests/039_worker_deno_ns/has_ns.ts
@@ -0,0 +1,10 @@
+onmessage = (msg): void => {
+  if (msg.data === "START") {
+    postMessage("has_ns.ts: is window.Deno available: " + !!window.Deno);
+  } else {
+    const worker = new Worker("./tests/039_worker_deno_ns/maybe_ns.ts");
+    worker.onmessage = (msg): void => {
+      postMessage("[SPAWNED BY has_ns.ts] " + msg.data);
+    };
+  }
+};
diff --git a/tests/039_worker_deno_ns/maybe_ns.ts b/tests/039_worker_deno_ns/maybe_ns.ts
new file mode 100644
index 000000000..0bcbd1f97
--- /dev/null
+++ b/tests/039_worker_deno_ns/maybe_ns.ts
@@ -0,0 +1 @@
+postMessage("maybe_ns.ts: is window.Deno available: " + !!window.Deno);
diff --git a/tests/039_worker_deno_ns/no_ns.ts b/tests/039_worker_deno_ns/no_ns.ts
new file mode 100644
index 000000000..4cee98bea
--- /dev/null
+++ b/tests/039_worker_deno_ns/no_ns.ts
@@ -0,0 +1,10 @@
+onmessage = (msg): void => {
+  if (msg.data === "START") {
+    postMessage("no_ns.ts: is window.Deno available: " + !!window.Deno);
+  } else {
+    const worker = new Worker("./tests/039_worker_deno_ns/maybe_ns.ts");
+    worker.onmessage = (msg): void => {
+      postMessage("[SPAWNED BY no_ns.ts] " + msg.data);
+    };
+  }
+};