1 files changed, 111 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/BigInt/asIntN/bits-toindex-wrapped-values.js b/js/src/tests/test262/built-ins/BigInt/asIntN/bits-toindex-wrapped-values.js
new file mode 100644
index 0000000000..ad7dcb50e4
--- /dev/null
+++ b/js/src/tests/test262/built-ins/BigInt/asIntN/bits-toindex-wrapped-values.js
@@ -0,0 +1,111 @@
+// Copyright (C) 2017 Josh Wolfe. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: BigInt.asIntN type coercion for bits parameter
+esid: sec-bigint.asintn
+info: |
+  BigInt.asIntN ( bits, bigint )
+
+  1. Let bits be ? ToIndex(bits).
+features: [BigInt, computed-property-names, Symbol, Symbol.toPrimitive]
+---*/
+
+assert.sameValue(BigInt.asIntN(Object(0), 1n), 0n, "ToPrimitive: unbox object with internal slot");
+assert.sameValue(BigInt.asIntN({
+  [Symbol.toPrimitive]: function() {
+    return 0;
+  }
+}, 1n), 0n, "ToPrimitive: @@toPrimitive");
+assert.sameValue(BigInt.asIntN({
+  valueOf: function() {
+    return 0;
+  }
+}, 1n), 0n, "ToPrimitive: valueOf");
+assert.sameValue(BigInt.asIntN({
+  toString: function() {
+    return 0;
+  }
+}, 1n), 0n, "ToPrimitive: toString");
+assert.sameValue(BigInt.asIntN(Object(NaN), 1n), 0n,
+  "ToIndex: unbox object with internal slot => NaN => 0");
+assert.sameValue(BigInt.asIntN({
+  [Symbol.toPrimitive]: function() {
+    return NaN;
+  }
+}, 1n), 0n, "ToIndex: @@toPrimitive => NaN => 0");
+assert.sameValue(BigInt.asIntN({
+  valueOf: function() {
+    return NaN;
+  }
+}, 1n), 0n, "ToIndex: valueOf => NaN => 0");
+assert.sameValue(BigInt.asIntN({
+  toString: function() {
+    return NaN;
+  }
+}, 1n), 0n, "ToIndex: toString => NaN => 0");
+assert.sameValue(BigInt.asIntN({
+  [Symbol.toPrimitive]: function() {
+    return undefined;
+  }
+}, 1n), 0n, "ToIndex: @@toPrimitive => undefined => NaN => 0");
+assert.sameValue(BigInt.asIntN({
+  valueOf: function() {
+    return undefined;
+  }
+}, 1n), 0n, "ToIndex: valueOf => undefined => NaN => 0");
+assert.sameValue(BigInt.asIntN({
+  toString: function() {
+    return undefined;
+  }
+}, 1n), 0n, "ToIndex: toString => undefined => NaN => 0");
+assert.sameValue(BigInt.asIntN({
+  [Symbol.toPrimitive]: function() {
+    return null;
+  }
+}, 1n), 0n, "ToIndex: @@toPrimitive => null => 0");
+assert.sameValue(BigInt.asIntN({
+  valueOf: function() {
+    return null;
+  }
+}, 1n), 0n, "ToIndex: valueOf => null => 0");
+assert.sameValue(BigInt.asIntN({
+  toString: function() {
+    return null;
+  }
+}, 1n), 0n, "ToIndex: toString => null => 0");
+assert.sameValue(BigInt.asIntN(Object(true), 1n), -1n,
+  "ToIndex: unbox object with internal slot => true => 1");
+assert.sameValue(BigInt.asIntN({
+  [Symbol.toPrimitive]: function() {
+    return true;
+  }
+}, 1n), -1n, "ToIndex: @@toPrimitive => true => 1");
+assert.sameValue(BigInt.asIntN({
+  valueOf: function() {
+    return true;
+  }
+}, 1n), -1n, "ToIndex: valueOf => true => 1");
+assert.sameValue(BigInt.asIntN({
+  toString: function() {
+    return true;
+  }
+}, 1n), -1n, "ToIndex: toString => true => 1");
+assert.sameValue(BigInt.asIntN(Object("1"), 1n), -1n,
+  "ToIndex: unbox object with internal slot => parse Number");
+assert.sameValue(BigInt.asIntN({
+  [Symbol.toPrimitive]: function() {
+    return "1";
+  }
+}, 1n), -1n, "ToIndex: @@toPrimitive => parse Number");
+assert.sameValue(BigInt.asIntN({
+  valueOf: function() {
+    return "1";
+  }
+}, 1n), -1n, "ToIndex: valueOf => parse Number");
+assert.sameValue(BigInt.asIntN({
+  toString: function() {
+    return "1";
+  }
+}, 1n), -1n, "ToIndex: toString => parse Number");
+
+reportCompare(0, 0);