1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/cacheir/dom-call.js b/js/src/jit-test/tests/cacheir/dom-call.js
new file mode 100644
index 0000000000..e796bbbadd
--- /dev/null
+++ b/js/src/jit-test/tests/cacheir/dom-call.js
@@ -0,0 +1,29 @@
+function simple() {
+  var obj = new FakeDOMObject();
+  for (var i = 0; i < 10; i++) {
+    assertEq(obj.doFoo(0, 0, 0), 3);
+  }
+}
+
+function wrongThis() {
+  var obj = new FakeDOMObject();
+  var wrong = {doFoo: obj.doFoo};
+
+  for (var i = 0; i < 100; i++) {
+    assertEq(obj.doFoo(0, 0), i <= 50 ? 2 : undefined);
+    if (i == 50) {
+      obj = wrong;
+    }
+  }
+}
+
+function spread() {
+ var obj = new FakeDOMObject();
+  for (var i = 0; i < 10; i++) {
+    assertEq(obj.doFoo(...[1, 2, 3, 4]), 4);
+  }
+}
+
+simple();
+wrongThis();
+spread();
+\ No newline at end of file