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/debug/wasm-step.js | 64 ++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 js/src/jit-test/tests/debug/wasm-step.js

(limited to 'js/src/jit-test/tests/debug/wasm-step.js')

diff --git a/js/src/jit-test/tests/debug/wasm-step.js b/js/src/jit-test/tests/debug/wasm-step.js
new file mode 100644
index 0000000000..ff6f4c6065
--- /dev/null
+++ b/js/src/jit-test/tests/debug/wasm-step.js
@@ -0,0 +1,64 @@
+// |jit-test| test-also=--wasm-compiler=optimizing; skip-if: !wasmDebuggingEnabled()
+
+// Tests that wasm module scripts raises onEnterFrame and onLeaveFrame events.
+
+load(libdir + "wasm.js");
+
+// Checking if we stop at every wasm instruction during step.
+var onEnterFrameCalled, onLeaveFrameCalled, onStepCalled;
+wasmRunWithDebugger(
+    '(module (func (nop) (nop)) (export "test" (func 0)))',
+    undefined,
+    function ({dbg}) {
+        onEnterFrameCalled = 0;
+        onLeaveFrameCalled = 0;
+        onStepCalled = [];
+        dbg.onEnterFrame = function (frame) {
+            if (frame.type != 'wasmcall') return;
+            onEnterFrameCalled++;
+            frame.onStep = function () {
+                onStepCalled.push(frame.offset);
+            };
+            frame.onPop = function () {
+                onLeaveFrameCalled++;
+            };
+        };
+  },
+  function ({error}) {
+      assertEq(error, undefined);
+      assertEq(onEnterFrameCalled, 1);
+      assertEq(onLeaveFrameCalled, 1);
+      assertEq(onStepCalled.length, 2);
+      assertEq(onStepCalled[0] > 0, true);
+      // The onStepCalled offsets are in ascending order.
+      assertEq(onStepCalled[0] < onStepCalled[1], true);
+  }
+);
+
+// Checking if step mode was disabled after debugger has been detached.
+wasmRunWithDebugger(
+    '(module (func (nop) (nop)) (export "test" (func 0)))',
+    undefined,
+    function ({dbg, g}) {
+        onEnterFrameCalled = 0;
+        onLeaveFrameCalled = 0;
+        onStepCalled = [];
+        dbg.onEnterFrame = function (frame) {
+            if (frame.type != 'wasmcall') return;
+            onEnterFrameCalled++;
+            frame.onStep = function () {
+                onStepCalled.push(frame.offset);
+            };
+            frame.onPop = function () {
+                onLeaveFrameCalled++;
+            };
+            dbg.removeDebuggee(g);
+        };
+    },
+    function ({error}) {
+        assertEq(error, undefined);
+        assertEq(onEnterFrameCalled, 1);
+        assertEq(onLeaveFrameCalled, 0);
+        assertEq(onStepCalled.length, 0);
+    }
+);
-- 
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