1 files changed, 35 insertions, 0 deletions
diff --git a/js/src/tests/non262/Tuple/prototype/slice/tointeger-start.js b/js/src/tests/non262/Tuple/prototype/slice/tointeger-start.js
new file mode 100644
index 0000000000..55a59ad024
--- /dev/null
+++ b/js/src/tests/non262/Tuple/prototype/slice/tointeger-start.js
@@ -0,0 +1,35 @@
+// |reftest| skip-if(!this.hasOwnProperty("Tuple"))
+/*
+8.2.3.5
+...
+4. Let relativeStart be ? ToInteger(start).
+*/
+
+var obj = {
+  valueOf: function() {
+    return 2;
+  }
+};
+
+
+var sample = #[40, 41, 42, 43];
+
+assertEq(sample.slice(false), sample);
+assertEq(sample.slice(true), #[41, 42, 43]);
+
+assertEq(sample.slice(NaN), sample);
+assertEq(sample.slice(null), sample);
+assertEq(sample.slice(undefined), sample);
+
+assertEq(sample.slice(0.6), sample);
+assertEq(sample.slice(1.1), #[41, 42, 43]);
+assertEq(sample.slice(1.5), #[41, 42, 43]);
+assertEq(sample.slice(-0.6), sample);
+assertEq(sample.slice(-1.1), #[43]);
+assertEq(sample.slice(-1.5), #[43]);
+
+assertEq(sample.slice("3"), #[43]);
+
+assertEq(sample.slice(obj), #[42, 43]);
+
+reportCompare(0, 0);