1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ctypes/incompatible-finalizer.js b/js/src/jit-test/tests/ctypes/incompatible-finalizer.js
new file mode 100644
index 0000000000..b4b0dab7f4
--- /dev/null
+++ b/js/src/jit-test/tests/ctypes/incompatible-finalizer.js
@@ -0,0 +1,26 @@
+load(libdir + 'asserts.js');
+
+function test() {
+  let fin = ctypes.CDataFinalizer(ctypes.int32_t(0), ctypes.FunctionType(ctypes.default_abi, ctypes.int32_t, [ctypes.int32_t]).ptr(x => x));
+  if (fin.toSource) {
+    assertTypeErrorMessage(() => { fin.toSource.call(1); },
+                           "CDataFinalizer.prototype.toSource called on incompatible object, got the number 1");
+  }
+  assertTypeErrorMessage(() => { fin.toString.call(1); },
+                         "CDataFinalizer.prototype.toString called on incompatible object, got the number 1");
+  assertTypeErrorMessage(() => { fin.forget.call(1); },
+                         "CDataFinalizer.prototype.forget called on incompatible object, got the number 1");
+  assertTypeErrorMessage(() => { fin.dispose.call(1); },
+                         "CDataFinalizer.prototype.dispose called on incompatible object, got the number 1");
+  fin.forget();
+
+  assertTypeErrorMessage(() => { fin.readString(); },
+                         "CDataFinalizer.prototype.readString called on empty CDataFinalizer");
+  assertTypeErrorMessage(() => { fin.dispose(); },
+                         "CDataFinalizer.prototype.dispose called on empty CDataFinalizer");
+  assertTypeErrorMessage(() => { fin.forget(); },
+                         "CDataFinalizer.prototype.forget called on empty CDataFinalizer");
+}
+
+if (typeof ctypes === "object")
+  test();