1 files changed, 43 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/includes/search-found-returns-true.js b/js/src/tests/test262/built-ins/Array/prototype/includes/search-found-returns-true.js
new file mode 100644
index 0000000000..c6f0bfd9a4
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/includes/search-found-returns-true.js
@@ -0,0 +1,43 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-array.prototype.includes
+description: returns true for found index
+info: |
+  22.1.3.11 Array.prototype.includes ( searchElement [ , fromIndex ] )
+
+  ...
+  5. If n ≥ 0, then
+    a. Let k be n.
+  6. Else n < 0,
+    a. Let k be len + n.
+    b. If k < 0, let k be 0.
+  7. Repeat, while k < len
+    a. Let elementK be the result of ? Get(O, ! ToString(k)).
+    b. If SameValueZero(searchElement, elementK) is true, return true.
+    c. Increase k by 1.
+  ...
+features: [Symbol, Array.prototype.includes]
+---*/
+
+var symbol = Symbol("1");
+var obj = {};
+var array = [];
+
+var sample = [42, "test262", null, undefined, true, false, 0, -1, "", symbol, obj, array];
+
+assert.sameValue(sample.includes(42), true, "42");
+assert.sameValue(sample.includes("test262"), true, "'test262'");
+assert.sameValue(sample.includes(null), true, "null");
+assert.sameValue(sample.includes(undefined), true, "undefined");
+assert.sameValue(sample.includes(true), true, "true");
+assert.sameValue(sample.includes(false), true, "false");
+assert.sameValue(sample.includes(0), true, "0");
+assert.sameValue(sample.includes(-1), true, "-1");
+assert.sameValue(sample.includes(""), true, "the empty string");
+assert.sameValue(sample.includes(symbol), true, "symbol");
+assert.sameValue(sample.includes(obj), true, "obj");
+assert.sameValue(sample.includes(array), true, "array");
+
+reportCompare(0, 0);