1 files changed, 39 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/wasm-07.js b/js/src/jit-test/tests/debug/wasm-07.js
new file mode 100644
index 0000000000..a6977198e8
--- /dev/null
+++ b/js/src/jit-test/tests/debug/wasm-07.js
@@ -0,0 +1,39 @@
+// |jit-test| test-also=--wasm-compiler=optimizing; skip-if: !wasmDebuggingEnabled()
+
+// Checking existence of all frame.offset references during onEnterFrame,
+// onLeaveFrame and onStep events in the source code, and that we can
+// potentially resolve offset back to the line/column.
+
+load(libdir + "wasm.js");
+
+var offsets;
+wasmRunWithDebugger(
+    '(module (func (nop) (nop)) (export "test" (func 0)))',
+    undefined,
+    function ({dbg}) {
+        offsets = [];
+        dbg.onEnterFrame = function (frame) {
+            if (frame.type != 'wasmcall') {
+                return;
+            }
+            offsets.push(frame.offset);
+            frame.onStep = function () {
+                offsets.push(frame.offset);
+            };
+            frame.onPop = function () {
+                offsets.push(frame.offset);
+            };
+        };
+    },
+    function ({wasmScript, error}) {
+        assertEq(error, undefined);
+        assertEq(offsets.length, 4);
+        offsets.forEach(offset => {
+            var loc = wasmScript.getOffsetLocation(offset);
+            assertEq(loc.isEntryPoint, true);
+            assertEq(loc.lineNumber > 0, true);
+            assertEq(loc.columnNumber > 0, true);
+            assertEq(wasmScript.getLineOffsets(loc.lineNumber).length, 1);
+        });
+    }
+);