From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 js/src/jit-test/tests/stream/bug-1387503-1.js | 38 +++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 js/src/jit-test/tests/stream/bug-1387503-1.js

(limited to 'js/src/jit-test/tests/stream/bug-1387503-1.js')

diff --git a/js/src/jit-test/tests/stream/bug-1387503-1.js b/js/src/jit-test/tests/stream/bug-1387503-1.js
new file mode 100644
index 0000000000..a12dc2ad1d
--- /dev/null
+++ b/js/src/jit-test/tests/stream/bug-1387503-1.js
@@ -0,0 +1,38 @@
+// |jit-test| skip-if: !this.hasOwnProperty("ReadableStream")
+// Test uncatchable error when a stream source's pull() method is called.
+
+// Make `debugger;` raise an uncatchable error.
+let g = newGlobal({newCompartment: true});
+g.parent = this;
+g.hit = false;
+g.eval(`
+    new Debugger(parent).onDebuggerStatement = _frame => (hit = true, null);
+`);
+
+// Create a stream whose pull() method raises an uncatchable error,
+// and try reading from it.
+let readerCreated = false;
+let fnFinished = false;
+async function fn() {
+    try {
+        let stream = new ReadableStream({
+            start(controller) {},
+            pull(controller) {
+                debugger;
+            }
+        });
+
+        let reader = stream.getReader();
+        let p = reader.read();
+        readerCreated = true;
+        await p;
+    } finally {
+        fnFinished = true;
+    }
+}
+
+fn();
+drainJobQueue();
+assertEq(readerCreated, true);
+assertEq(g.hit, true);
+assertEq(fnFinished, false);
-- 
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