From 5c8726d602fe73e49d027194fef65b9432872c8b Mon Sep 17 00:00:00 2001
From: Dylan Conway <35280289+dylan-conway@users.noreply.github.com>
Date: Tue, 11 Jul 2023 12:48:46 -0700
Subject: process signal events (#3569)

* signal events

* simple tests

* ignore SIGSTOP

* better tests

* use `EventEmitter`

* use `Bun__getDefaultGlobal`

* progress

* don't use 'Bun__getDefaultGlobal`

* fix tests

* remove signals from map

* update tests

* don't overwrite event emitter methods

* avoid two lookups

* use `std::once`

* releaseEarly()

* Remove signal handler after use

* Update call-raise.js

* Create process-signal-handler.fixture.js

* Don't register duplicates

* Add missing lock

* another test

* update test

* revert some changes

---------

Co-authored-by: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>
---
 .../node/process/process-signal-handler.fixture.js | 63 ++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 test/js/node/process/process-signal-handler.fixture.js

(limited to 'test/js/node/process/process-signal-handler.fixture.js')

diff --git a/test/js/node/process/process-signal-handler.fixture.js b/test/js/node/process/process-signal-handler.fixture.js
new file mode 100644
index 000000000..de5a78bda
--- /dev/null
+++ b/test/js/node/process/process-signal-handler.fixture.js
@@ -0,0 +1,63 @@
+import os from "os";
+import { raise } from "./call-raise";
+
+var counter = 0;
+function done() {
+  counter++;
+  if (counter === 2) {
+    setTimeout(() => {
+      if (counter !== 2) {
+        console.log(counter);
+        console.log("FAIL");
+        process.exit(1);
+      }
+
+      console.log("PASS");
+      process.exit(0);
+    }, 1);
+  }
+}
+
+var counter2 = 0;
+function done2() {
+  counter2++;
+  if (counter2 === 2) {
+    setTimeout(() => {
+      if (counter2 !== 2) {
+        console.log(counter2);
+        console.log("FAIL");
+        process.exit(1);
+      }
+
+      console.log("PASS");
+      process.exit(0);
+    }, 1);
+  }
+}
+
+const SIGUSR1 = os.constants.signals.SIGUSR1;
+const SIGUSR2 = os.constants.signals.SIGUSR2;
+
+switch (process.argv.at(-1)) {
+  case "SIGUSR1": {
+    process.on("SIGUSR1", () => {
+      done();
+    });
+    process.on("SIGUSR1", () => {
+      done();
+    });
+    raise(SIGUSR1);
+    break;
+  }
+  case "SIGUSR2": {
+    process.on("SIGUSR2", () => {
+      done2();
+    });
+    process.emit("SIGUSR2");
+    raise(SIGUSR2);
+    break;
+  }
+  default: {
+    throw new Error("Unknown argument: " + process.argv.at(-1));
+  }
+}
-- 
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