1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/arguments/defaults-destructuring-mixed.js b/js/src/jit-test/tests/arguments/defaults-destructuring-mixed.js
new file mode 100644
index 0000000000..74cb00f1f2
--- /dev/null
+++ b/js/src/jit-test/tests/arguments/defaults-destructuring-mixed.js
@@ -0,0 +1,29 @@
+function f1(a, bIs, cIs, dIs, b=3, {c}={c: 4}, [d]=[5]) {
+    assertEq(a, 1);
+    assertEq(b, bIs);
+    assertEq(c, cIs);
+    assertEq(d, dIs);
+}
+assertEq(f1.length, 4);
+f1(1, 3, 4, 5);
+f1(1, 42, 4, 5, 42);
+f1(1, 42, 43, 5, 42, {c: 43});
+f1(1, 42, 43, 44, 42, {c: 43}, [44]);
+f1(1, 3, 4, 5, undefined);
+f1(1, 42, 4, 5, 42, undefined);
+f1(1, 3, 42, 5, undefined, {c: 42});
+f1(1, 3, 4, 42, undefined, undefined, [42]);
+
+function f2(a, bIs, cIs, dIs, eIs, {b}={b: 3}, [c]=[b], d=c, {ee: e}={ee: d}) {
+  assertEq(a, 1);
+  assertEq(b, bIs);
+  assertEq(c, cIs);
+  assertEq(d, dIs);
+  assertEq(e, eIs);
+}
+assertEq(f2.length, 5);
+f2(1, 3, 3, 3, 3);
+f2(1, 42, 42, 42, 42, {b: 42});
+f2(1, 42, 43, 43, 43, {b: 42}, [43]);
+f2(1, 42, 43, 44, 44, {b: 42}, [43], 44);
+f2(1, 42, 43, 44, 45, {b: 42}, [43], 44, {ee: 45});