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-rw-r--r--js/src/tests/test262/built-ins/Object/is/browser.js0
-rw-r--r--js/src/tests/test262/built-ins/Object/is/length.js19
-rw-r--r--js/src/tests/test262/built-ins/Object/is/name.js19
-rw-r--r--js/src/tests/test262/built-ins/Object/is/not-a-constructor.js31
-rw-r--r--js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-boolean.js32
-rw-r--r--js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-null.js21
-rw-r--r--js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-number.js23
-rw-r--r--js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-object.js34
-rw-r--r--js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-string.js29
-rw-r--r--js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-symbol.js27
-rw-r--r--js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-type.js70
-rw-r--r--js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-undefined.js18
-rw-r--r--js/src/tests/test262/built-ins/Object/is/object-is.js21
-rw-r--r--js/src/tests/test262/built-ins/Object/is/same-value-x-y-boolean.js19
-rw-r--r--js/src/tests/test262/built-ins/Object/is/same-value-x-y-empty.js18
-rw-r--r--js/src/tests/test262/built-ins/Object/is/same-value-x-y-null.js20
-rw-r--r--js/src/tests/test262/built-ins/Object/is/same-value-x-y-number.js23
-rw-r--r--js/src/tests/test262/built-ins/Object/is/same-value-x-y-object.js26
-rw-r--r--js/src/tests/test262/built-ins/Object/is/same-value-x-y-string.js30
-rw-r--r--js/src/tests/test262/built-ins/Object/is/same-value-x-y-symbol.js22
-rw-r--r--js/src/tests/test262/built-ins/Object/is/same-value-x-y-undefined.js19
-rw-r--r--js/src/tests/test262/built-ins/Object/is/shell.js0
-rw-r--r--js/src/tests/test262/built-ins/Object/is/symbol-object-is-same-value.js17
23 files changed, 538 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/is/browser.js b/js/src/tests/test262/built-ins/Object/is/browser.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/browser.js
diff --git a/js/src/tests/test262/built-ins/Object/is/length.js b/js/src/tests/test262/built-ins/Object/is/length.js
new file mode 100644
index 0000000000..98483984b9
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/length.js
@@ -0,0 +1,19 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ 17 ECMAScript Standard Built-in Objects
+
+includes: [propertyHelper.js]
+---*/
+
+assert.sameValue(Object.is.length, 2, "The value of `Object.is.length` is `2`");
+
+verifyNotEnumerable(Object.is, "length");
+verifyNotWritable(Object.is, "length");
+verifyConfigurable(Object.is, "length");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/name.js b/js/src/tests/test262/built-ins/Object/is/name.js
new file mode 100644
index 0000000000..f495ccbc12
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/name.js
@@ -0,0 +1,19 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ 17 ECMAScript Standard Built-in Objects
+
+includes: [propertyHelper.js]
+---*/
+
+assert.sameValue(Object.is.name, 'is', "The value of `Object.is.name` is `'is'`");
+
+verifyNotEnumerable(Object.is, "name");
+verifyNotWritable(Object.is, "name");
+verifyConfigurable(Object.is, "name");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/not-a-constructor.js b/js/src/tests/test262/built-ins/Object/is/not-a-constructor.js
new file mode 100644
index 0000000000..96c90fcc5d
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/not-a-constructor.js
@@ -0,0 +1,31 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-ecmascript-standard-built-in-objects
+description: >
+ Object.is does not implement [[Construct]], is not new-able
+info: |
+ ECMAScript Function Objects
+
+ Built-in function objects that are not identified as constructors do not
+ implement the [[Construct]] internal method unless otherwise specified in
+ the description of a particular function.
+
+ sec-evaluatenew
+
+ ...
+ 7. If IsConstructor(constructor) is false, throw a TypeError exception.
+ ...
+includes: [isConstructor.js]
+features: [Reflect.construct, Object.is, arrow-function]
+---*/
+
+assert.sameValue(isConstructor(Object.is), false, 'isConstructor(Object.is) must return false');
+
+assert.throws(TypeError, () => {
+ new Object.is(0, 0);
+}, '`new Object.is(0, 0)` throws TypeError');
+
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-boolean.js b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-boolean.js
new file mode 100644
index 0000000000..96a9b52bde
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-boolean.js
@@ -0,0 +1,32 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ 7.2.9 SameValue(x, y)
+
+ ...
+ 8. If Type(x) is Boolean, then
+ a. If x and y are both true or both false,
+ return true; otherwise, return false.
+---*/
+
+assert.sameValue(Object.is(true, false), false, "`Object.is(true, false)` returns `false`");
+assert.sameValue(Object.is(false, true), false, "`Object.is(false, true)` returns `false`");
+assert.sameValue(Object.is(true, 1), false, "`Object.is(true, 1)` returns `false`");
+assert.sameValue(Object.is(false, 0), false, "`Object.is(false, 0)` returns `false`");
+assert.sameValue(Object.is(true, {}), false, "`Object.is(true, {})` returns `false`");
+assert.sameValue(Object.is(true, undefined), false, "`Object.is(true, undefined)` returns `false`");
+assert.sameValue(Object.is(false, undefined), false, "`Object.is(false, undefined)` returns `false`");
+assert.sameValue(Object.is(true, null), false, "`Object.is(true, null)` returns `false`");
+assert.sameValue(Object.is(false, null), false, "`Object.is(false, null)` returns `false`");
+assert.sameValue(Object.is(true, NaN), false, "`Object.is(true, NaN)` returns `false`");
+assert.sameValue(Object.is(false, NaN), false, "`Object.is(false, NaN)` returns `false`");
+assert.sameValue(Object.is(true, ''), false, "`Object.is(true, '')` returns `false`");
+assert.sameValue(Object.is(false, ''), false, "`Object.is(false, '')` returns `false`");
+assert.sameValue(Object.is(true, []), false, "`Object.is(true, [])` returns `false`");
+assert.sameValue(Object.is(false, []), false, "`Object.is(false, [])` returns `false`");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-null.js b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-null.js
new file mode 100644
index 0000000000..11373e3466
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-null.js
@@ -0,0 +1,21 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ 7.2.9 SameValue(x, y)
+
+ ...
+ 3. If Type(x) is different from Type(y), return false.
+ ...
+ 5. If Type(x) is Null, return true.
+ ...
+
+---*/
+
+assert.sameValue(Object.is(null), false, "`Object.is(null)` returns `false`");
+assert.sameValue(Object.is(null, undefined), false, "`Object.is(null, undefined)` returns `false`");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-number.js b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-number.js
new file mode 100644
index 0000000000..7dd60bed5d
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-number.js
@@ -0,0 +1,23 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ ...
+ 6. If Type(x) is Number, then
+ a. If x is NaN and y is NaN, return true.
+ b. If x is +0 and y is -0, return false.
+ c. If x is -0 and y is +0, return false.
+ d. If x is the same Number value as y, return true.
+ e. Return false.
+ ...
+---*/
+
+assert.sameValue(Object.is(+0, -0), false, "`Object.is(+0, -0)` returns `false`");
+assert.sameValue(Object.is(-0, +0), false, "`Object.is(-0, +0)` returns `false`");
+assert.sameValue(Object.is(0), false, "`Object.is(0)` returns `false`");
+assert.sameValue(Object.is(Infinity, -Infinity), false, "`Object.is(Infinity, -Infinity)` returns `false`");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-object.js b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-object.js
new file mode 100644
index 0000000000..38aeba6e09
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-object.js
@@ -0,0 +1,34 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ ...
+ 10. Return true if x and y are the same Object value. Otherwise, return false.
+---*/
+
+assert.sameValue(Object.is({}, {}), false, "`Object.is({}, {})` returns `false`");
+assert.sameValue(
+ Object.is(Object(), Object()),
+ false,
+ "`Object.is(Object(), Object())` returns `false`"
+);
+assert.sameValue(
+ Object.is(new Object(), new Object()),
+ false,
+ "`Object.is(new Object(), new Object())` returns `false`"
+);
+assert.sameValue(
+ Object.is(Object(0), Object(0)),
+ false,
+ "`Object.is(Object(0), Object(0))` returns `false`"
+);
+assert.sameValue(
+ Object.is(new Object(''), new Object('')),
+ false,
+ "`Object.is(new Object(''), new Object(''))` returns `false`"
+);
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-string.js b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-string.js
new file mode 100644
index 0000000000..c0ea4fde01
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-string.js
@@ -0,0 +1,29 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ 7.2.9 SameValue(x, y)
+
+ ...
+ 7. If Type(x) is String, then
+ a. If x and y are exactly the same sequence of code units
+ (same length and same code units at corresponding indices)
+ return true; otherwise, return false.
+ ...
+---*/
+
+assert.sameValue(Object.is('', true), false, "`Object.is('', true)` returns `false`");
+assert.sameValue(Object.is('', 0), false, "`Object.is('', 0)` returns `false`");
+assert.sameValue(Object.is('', {}), false, "`Object.is('', {})` returns `false`");
+assert.sameValue(
+ Object.is('', undefined),
+ false,
+ "`Object.is('', undefined)` returns `false`"
+);
+assert.sameValue(Object.is('', null), false, "`Object.is('', null)` returns `false`");
+assert.sameValue(Object.is('', NaN), false, "`Object.is('', NaN)` returns `false`");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-symbol.js b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-symbol.js
new file mode 100644
index 0000000000..bfc0dddd09
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-symbol.js
@@ -0,0 +1,27 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ ...
+ 6. If Type(x) is Symbol, then
+ a. If x and y are both the same Symbol value,
+ return true; otherwise, return false.
+ ...
+features: [Symbol]
+---*/
+
+assert.sameValue(
+ Object.is(Symbol(), Symbol()),
+ false,
+ "`Object.is(Symbol(), Symbol())` returns `false`"
+);
+assert.sameValue(
+ Object.is(Symbol('description'), Symbol('description')),
+ false,
+ "`Object.is(Symbol('description'), Symbol('description'))` returns `false`"
+);
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-type.js b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-type.js
new file mode 100644
index 0000000000..b33e75f234
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-type.js
@@ -0,0 +1,70 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ 7.2.9 SameValue(x, y)
+
+ ...
+ 3. If Type(x) is different from Type(y), return false.
+ ...
+
+---*/
+
+var a = {};
+
+assert.sameValue(Object.is(a, true), false, "`Object.is(a, true)` returns `false`");
+assert.sameValue(Object.is(a, ''), false, "`Object.is(a, '')` returns `false`");
+assert.sameValue(Object.is(a, 0), false, "`Object.is(a, 0)` returns `false`");
+assert.sameValue(
+ Object.is(a, undefined),
+ false,
+ "`Object.is(a, undefined)` returns `false`"
+);
+
+assert.sameValue(Object.is(NaN, true), false, "`Object.is(NaN, true)` returns `false`");
+assert.sameValue(Object.is(NaN, ''), false, "`Object.is(NaN, '')` returns `false`");
+assert.sameValue(Object.is(NaN, a), false, "`Object.is(NaN, a)` returns `false`");
+assert.sameValue(
+ Object.is(NaN, undefined),
+ false,
+ "`Object.is(NaN, undefined)` returns `false`"
+);
+assert.sameValue(Object.is(NaN, null), false, "`Object.is(NaN, null)` returns `false`");
+
+assert.sameValue(Object.is(true, 0), false, "`Object.is(true, 0)` returns `false`");
+assert.sameValue(Object.is(true, a), false, "`Object.is(true, a)` returns `false`");
+assert.sameValue(
+ Object.is(true, undefined),
+ false,
+ "`Object.is(true, undefined)` returns `false`"
+);
+assert.sameValue(Object.is(true, null), false, "`Object.is(true, null)` returns `false`");
+assert.sameValue(Object.is(true, NaN), false, "`Object.is(true, NaN)` returns `false`");
+assert.sameValue(Object.is(true, ''), false, "`Object.is(true, '')` returns `false`");
+
+assert.sameValue(Object.is(false, 0), false, "`Object.is(false, 0)` returns `false`");
+assert.sameValue(Object.is(false, a), false, "`Object.is(false, a)` returns `false`");
+assert.sameValue(
+ Object.is(false, undefined),
+ false,
+ "`Object.is(false, undefined)` returns `false`"
+);
+assert.sameValue(Object.is(false, null), false, "`Object.is(false, null)` returns `false`");
+assert.sameValue(Object.is(false, NaN), false, "`Object.is(false, NaN)` returns `false`");
+assert.sameValue(Object.is(false, ''), false, "`Object.is(false, '')` returns `false`");
+
+assert.sameValue(Object.is(0, true), false, "`Object.is(0, true)` returns `false`");
+assert.sameValue(Object.is(0, a), false, "`Object.is(0, a)` returns `false`");
+assert.sameValue(
+ Object.is(0, undefined),
+ false,
+ "`Object.is(0, undefined)` returns `false`"
+);
+assert.sameValue(Object.is(0, null), false, "`Object.is(0, null)` returns `false`");
+assert.sameValue(Object.is(0, NaN), false, "`Object.is(0, NaN)` returns `false`");
+assert.sameValue(Object.is(0, ''), false, "`Object.is(0, '')` returns `false`");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-undefined.js b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-undefined.js
new file mode 100644
index 0000000000..2b6ac29c57
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/not-same-value-x-y-undefined.js
@@ -0,0 +1,18 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ 7.2.9 SameValue(x, y)
+
+ ...
+ 4. If Type(x) is Undefined, return true.
+ ...
+
+---*/
+
+assert.sameValue(Object.is(undefined, null), false, "`Object.is(undefined, null)` returns `false`");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/object-is.js b/js/src/tests/test262/built-ins/Object/is/object-is.js
new file mode 100644
index 0000000000..22dcd083aa
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/object-is.js
@@ -0,0 +1,21 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ 17 ECMAScript Standard Built-in Objects
+
+includes: [propertyHelper.js]
+---*/
+
+
+assert.sameValue(typeof Object.is, "function");
+assert.sameValue(Object.is.name, "is");
+
+verifyWritable(Object, "is");
+verifyNotEnumerable(Object, "is");
+verifyConfigurable(Object, "is");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/same-value-x-y-boolean.js b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-boolean.js
new file mode 100644
index 0000000000..3af4a4b63c
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-boolean.js
@@ -0,0 +1,19 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ 7.2.9 SameValue(x, y)
+
+ ...
+ 8. If Type(x) is Boolean, then
+ a. If x and y are both true or both false,
+ return true; otherwise, return false.
+---*/
+
+assert.sameValue(Object.is(true, true), true, "`Object.is(true, true)` returns `true`");
+assert.sameValue(Object.is(false, false), true, "`Object.is(false, false)` returns `true`");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/same-value-x-y-empty.js b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-empty.js
new file mode 100644
index 0000000000..1a21afffe6
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-empty.js
@@ -0,0 +1,18 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ 7.2.9 SameValue(x, y)
+
+ ...
+ 4. If Type(x) is Undefined, return true.
+ ...
+
+---*/
+
+assert.sameValue(Object.is(), true, "`Object.is()` returns `true`");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/same-value-x-y-null.js b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-null.js
new file mode 100644
index 0000000000..b7111df164
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-null.js
@@ -0,0 +1,20 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ 7.2.9 SameValue(x, y)
+
+ ...
+ 3. If Type(x) is different from Type(y), return false.
+ ...
+ 5. If Type(x) is Null, return true.
+ ...
+
+---*/
+
+assert.sameValue(Object.is(null, null), true, "`Object.is(null, null)` returns `true`");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/same-value-x-y-number.js b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-number.js
new file mode 100644
index 0000000000..56512031d6
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-number.js
@@ -0,0 +1,23 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ ...
+ 6. If Type(x) is Number, then
+ a. If x is NaN and y is NaN, return true.
+ b. If x is +0 and y is -0, return false.
+ c. If x is -0 and y is +0, return false.
+ d. If x is the same Number value as y, return true.
+ e. Return false.
+ ...
+---*/
+
+assert.sameValue(Object.is(NaN, NaN), true, "`Object.is(NaN, NaN)` returns `true`");
+assert.sameValue(Object.is(-0, -0), true, "`Object.is(-0, -0)` returns `true`");
+assert.sameValue(Object.is(+0, +0), true, "`Object.is(+0, +0)` returns `true`");
+assert.sameValue(Object.is(0, 0), true, "`Object.is(0, 0)` returns `true`");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/same-value-x-y-object.js b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-object.js
new file mode 100644
index 0000000000..8a3fa70901
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-object.js
@@ -0,0 +1,26 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ ...
+ 10. Return true if x and y are the same Object value. Otherwise, return false.
+---*/
+
+var a = {};
+var b = Object(0);
+var c = new Object("");
+var d = [];
+var e = Array();
+var f = new Array();
+
+assert.sameValue(Object.is(a, a), true, "`Object.is(a, a)` returns `true`");
+assert.sameValue(Object.is(b, b), true, "`Object.is(b, b)` returns `true`");
+assert.sameValue(Object.is(c, c), true, "`Object.is(c, c)` returns `true`");
+assert.sameValue(Object.is(d, d), true, "`Object.is(d, d)` returns `true`");
+assert.sameValue(Object.is(e, e), true, "`Object.is(e, e)` returns `true`");
+assert.sameValue(Object.is(f, f), true, "`Object.is(f, f)` returns `true`");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/same-value-x-y-string.js b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-string.js
new file mode 100644
index 0000000000..2c9437bce9
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-string.js
@@ -0,0 +1,30 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ 7.2.9 SameValue(x, y)
+
+ ...
+ 7. If Type(x) is String, then
+ a. If x and y are exactly the same sequence of code units
+ (same length and same code units at corresponding indices)
+ return true; otherwise, return false.
+ ...
+---*/
+
+assert.sameValue(Object.is('', ''), true, "`Object.is('', '')` returns `true`");
+assert.sameValue(
+ Object.is('foo', 'foo'),
+ true,
+ "`Object.is('foo', 'foo')` returns `true`"
+);
+assert.sameValue(
+ Object.is(String('foo'), String('foo')),
+ true,
+ "`Object.is(String('foo'), String('foo'))` returns `true`"
+);
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/same-value-x-y-symbol.js b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-symbol.js
new file mode 100644
index 0000000000..e10329f767
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-symbol.js
@@ -0,0 +1,22 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ ...
+ 6. If Type(x) is Symbol, then
+ a. If x and y are both the same Symbol value,
+ return true; otherwise, return false.
+ ...
+features: [Symbol]
+---*/
+
+var a = Symbol();
+var b = Symbol("description");
+
+assert.sameValue(Object.is(a, a), true, "`Object.is(a, a)` returns `true`");
+assert.sameValue(Object.is(b, b), true, "`Object.is(b, b)` returns `true`");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/same-value-x-y-undefined.js b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-undefined.js
new file mode 100644
index 0000000000..25c8506f70
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/same-value-x-y-undefined.js
@@ -0,0 +1,19 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.10
+description: >
+ Object.is ( value1, value2 )
+
+ 7.2.9 SameValue(x, y)
+
+ ...
+ 4. If Type(x) is Undefined, return true.
+ ...
+
+---*/
+
+assert.sameValue(Object.is(undefined, undefined), true, "`Object.is(undefined, undefined)` returns `true`");
+assert.sameValue(Object.is(undefined), true, "`Object.is(undefined)` returns `true`");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Object/is/shell.js b/js/src/tests/test262/built-ins/Object/is/shell.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/shell.js
diff --git a/js/src/tests/test262/built-ins/Object/is/symbol-object-is-same-value.js b/js/src/tests/test262/built-ins/Object/is/symbol-object-is-same-value.js
new file mode 100644
index 0000000000..a6c0ad77ce
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/is/symbol-object-is-same-value.js
@@ -0,0 +1,17 @@
+// Copyright (C) 2013 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-object.is
+description: >
+ Object.is/SameValue: Symbol
+features: [Object.is, Symbol]
+---*/
+var symA = Symbol('66');
+var symB = Symbol('66');
+
+
+assert.sameValue(Object.is(symA, symA), true, "`Object.is(symA, symA)` returns `true`");
+assert.sameValue(Object.is(symB, symB), true, "`Object.is(symB, symB)` returns `true`");
+assert.sameValue(Object.is(symA, symB), false, "`Object.is(symA, symB)` returns `false`");
+
+reportCompare(0, 0);