Update tests for %TypedArray%.from and of

test/built-ins/TypedArray/from/arylk-get-length-error.js

@@ -1,21 +1,20 @@
 // Copyright (C) 2016 the V8 project authors. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
 /*---
-es6id: 22.2.2.1.1
+id: sec-%typedarray%.from
 description: Returns error produced by accessing array-like's length
 info: >
-  22.2.2.1.1 Runtime Semantics: TypedArrayFrom( constructor, items, mapfn, thisArg )
+  22.2.2.1 %TypedArray%.from ( source [ , mapfn [ , thisArg ] ] )
 
   ...
-  12. Let len be ToLength(Get(arrayLike, "length")).
+  7. Let len be ? ToLength(? Get(arrayLike, "length")).
-  13. ReturnIfAbrupt(len).
   ...
 includes: [testTypedArray.js]
 ---*/
 
 var arrayLike = {};
 
-Object.defineProperty(arrayLike, 'length', {
+Object.defineProperty(arrayLike, "length", {
   get: function() {
     throw new Test262Error();
   }

test/built-ins/TypedArray/from/arylk-to-length-error.js

@@ -1,23 +1,23 @@
 // Copyright (C) 2016 the V8 project authors. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
 /*---
-es6id: 22.2.2.1.1
+id: sec-%typedarray%.from
 description: Returns error produced by interpreting length property as a length
 info: >
-  22.2.2.1.1 Runtime Semantics: TypedArrayFrom( constructor, items, mapfn, thisArg )
+  22.2.2.1 %TypedArray%.from ( source [ , mapfn [ , thisArg ] ] )
 
   ...
-  12. Let len be ToLength(Get(arrayLike, "length")).
+  7. Let len be ? ToLength(? Get(arrayLike, "length")).
-  13. ReturnIfAbrupt(len).
   ...
-features: [Symbol.toPrimitive]
 includes: [testTypedArray.js]
 ---*/
 
 var arrayLike = { length: {} };
 
-arrayLike.length[Symbol.toPrimitive] = function() {
+arrayLike.length = {
+  valueOf: function() {
     throw new Test262Error();
+  }
 };
 
 assert.throws(Test262Error, function() {

test/built-ins/TypedArray/from/invoked-as-func.js

@@ -1,7 +1,7 @@
 // Copyright (C) 2016 the V8 project authors. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
 /*---
-es6id: 22.2.2.1
+id: sec-%typedarray%.from
 description: >
   "from" cannot be invoked as a function
 info: >

test/built-ins/TypedArray/from/invoked-as-method.js

@@ -1,29 +1,19 @@
 // Copyright (C) 2016 the V8 project authors. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
 /*---
-es6id: 22.2.2.1
+id: sec-%typedarray%.from
 description: >
   "from" cannot be invoked as a method of %TypedArray%
 info: >
   22.2.2.1 %TypedArray%.from ( source [ , mapfn [ , thisArg ] ] )
 
   ...
-  6. Return TypedArrayFrom(C, source, f, t).
+  8. Let targetObj be ? TypedArrayCreate(C, «len»).
-
-  22.2.2.1.1 Runtime Semantics: TypedArrayFrom( constructor, items, mapfn,
-  thisArg )
-
-  ...
-  8. If usingIterator is not undefined, then
-    ...
-    g. Let targetObj be AllocateTypedArray(C, len).
-    h. ReturnIfAbrupt(targetObj).
   ...
 
-  22.2.1.2.1 Runtime Semantics: AllocateTypedArray (newTarget, length )
+  22.2.4.6 TypedArrayCreate ( constructor, argumentList )
 
-  ...
+  1. Let newTypedArray be ? Construct(constructor, argumentList).
-  2. If SameValue(%TypedArray%, newTarget) is true, throw a TypeError exception.
   ...
 includes: [testTypedArray.js]
 ---*/

test/built-ins/TypedArray/from/iter-access-error.js

@@ -1,15 +1,18 @@
 // Copyright (C) 2016 the V8 project authors. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
 /*---
-es6id: 22.2.2.1.1
+id: sec-%typedarray%.from
 description: Returns error produced by accessing @@iterator
 info: >
-  22.2.2.1.1 Runtime Semantics: TypedArrayFrom( constructor, items, mapfn,
+  22.2.2.1 %TypedArray%.from ( source [ , mapfn [ , thisArg ] ] )
-  thisArg )
 
   ...
-  6. Let usingIterator be GetMethod(items, @@iterator).
+  6. Let arrayLike be ? IterableToArrayLike(source).
-  7. ReturnIfAbrupt(usingIterator).
+  ...
+
+  22.2.2.1.1 Runtime Semantics: IterableToArrayLike( items )
+
+  1. Let usingIterator be ? GetMethod(items, @@iterator).
   ...
 features: [Symbol.iterator]
 includes: [testTypedArray.js]

test/built-ins/TypedArray/from/iter-invoke-error.js

@@ -1,16 +1,20 @@
 // Copyright (C) 2016 the V8 project authors. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
 /*---
-es6id: 22.2.2.1.1
+id: sec-%typedarray%.from
 description: Returns error produced by invoking @@iterator
 info: >
-  22.2.2.1.1 Runtime Semantics: TypedArrayFrom( constructor, items, mapfn,
+  22.2.2.1 %TypedArray%.from ( source [ , mapfn [ , thisArg ] ] )
-  thisArg )
 
   ...
-  8. If usingIterator is not undefined, then
+  6. Let arrayLike be ? IterableToArrayLike(source).
-    a. Let iterator be GetIterator(items, usingIterator).
+  ...
-    b. ReturnIfAbrupt(iterator).
+
+  22.2.2.1.1 Runtime Semantics: IterableToArrayLike( items )
+
+  1. Let usingIterator be ? GetMethod(items, @@iterator).
+  2. If usingIterator is not undefined, then
+    a. Let iterator be ? GetIterator(items, usingIterator).
   ...
 features: [Symbol.iterator]
 includes: [testTypedArray.js]

test/built-ins/TypedArray/from/iter-next-error.js

@@ -1,18 +1,15 @@
 // Copyright (C) 2016 the V8 project authors. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
 /*---
-es6id: 22.2.2.1.1
+id: sec-%typedarray%.from
 description: Returns error produced by advancing the iterator
 info: >
-  22.2.2.1.1 Runtime Semantics: TypedArrayFrom( constructor, items, mapfn,
+  22.2.2.1.1 Runtime Semantics: IterableToArrayLike( items )
-  thisArg )
 
+  2. If usingIterator is not undefined, then
     ...
-  8. If usingIterator is not undefined, then
+    d. Repeat, while next is not false
-    ...
+      i. Let next be ? IteratorStep(iterator).
-    e. Repeat, while next is not false
-      i. Let next be IteratorStep(iterator).
-      ii. ReturnIfAbrupt(next).
   ...
 features: [Symbol.iterator]
 includes: [testTypedArray.js]

test/built-ins/TypedArray/from/iter-next-value-error.js

@@ -1,18 +1,18 @@
 // Copyright (C) 2016 the V8 project authors. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
 /*---
-es6id: 22.2.2.1.1
+id: sec-%typedarray%.from
 description: Returns error produced by accessing iterated value
 info: >
-  22.2.2.1.1 Runtime Semantics: TypedArrayFrom( constructor, items, mapfn,
+  22.2.2.1.1 Runtime Semantics: IterableToArrayLike( items )
-  thisArg )
 
+  2. If usingIterator is not undefined, then
     ...
-  8. If usingIterator is not undefined, then
+    d. Repeat, while next is not false
+      ...
+      ii. If next is not false, then
+        1. Let nextValue be ? IteratorValue(next).
   ...
-    e. If next is not false, then
-      i. Let nextValue be IteratorValue(next).
-      ii. ReturnIfAbrupt(nextValue).
 features: [Symbol.iterator]
 includes: [testTypedArray.js]
 ---*/

test/built-ins/TypedArray/from/length.js

@@ -2,22 +2,23 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-es6id: 22.2.2.1
+id: sec-%typedarray%.from
 description: >
   %TypedArray%.from.length is 1.
 info: >
   %TypedArray%.from ( source [ , mapfn [ , thisArg ] ] )
 
   17 ECMAScript Standard Built-in Objects:
-    Every built-in Function object, including constructors, has a length
-    property whose value is an integer. Unless otherwise specified, this
-    value is equal to the largest number of named arguments shown in the
-    subclause headings for the function description, including optional
-    parameters. However, rest parameters shown using the form “...name”
-    are not included in the default argument count.
 
-    Unless otherwise specified, the length property of a built-in Function
+  Every built-in Function object, including constructors, has a length property
-    object has the attributes { [[Writable]]: false, [[Enumerable]]: false,
+  whose value is an integer. Unless otherwise specified, this value is equal to
+  the largest number of named arguments shown in the subclause headings for the
+  function description. Optional parameters (which are indicated with brackets:
+  [ ]) or rest parameters (which are shown using the form «...name») are not
+  included in the default argument count.
+
+  Unless otherwise specified, the length property of a built-in Function object
+  has the attributes { [[Writable]]: false, [[Enumerable]]: false,
   [[Configurable]]: true }.
 includes: [propertyHelper.js, testTypedArray.js]
 ---*/

test/built-ins/TypedArray/from/mapfn-is-not-callable.js

@@ -0,0 +1,26 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+id: sec-%typedarray%.from
+description: Throw a TypeError exception is mapfn is not callable
+info: >
+  22.2.2.1 %TypedArray%.from ( source [ , mapfn [ , thisArg ] ] )
+
+  ...
+  3. If mapfn was supplied and mapfn is not undefined, then
+    a. If IsCallable(mapfn) is false, throw a TypeError exception.
+  ...
+includes: [testTypedArray.js]
+features: [Symbol.iterator]
+---*/
+
+var arrayLike = {};
+Object.defineProperty(arrayLike, Symbol.iterator, {
+  get: function() {
+    throw new Test262Error();
+  }
+});
+
+assert.throws(TypeError, function() {
+  TypedArray.from(arrayLike, 42);
+});

test/built-ins/TypedArray/from/this-is-not-constructor.js

@@ -0,0 +1,21 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+id: sec-%typedarray%.from
+description: >
+  Throws a TypeError exception if this is not a constructor
+info: >
+  22.2.2.1 %TypedArray%.from ( source [ , mapfn [ , thisArg ] ] )
+
+  1. Let C be the this value.
+  2. If IsConstructor(C) is false, throw a TypeError exception.
+  ...
+includes: [testTypedArray.js]
+---*/
+
+var from = TypedArray.from;
+var m = { m() {} }.m;
+
+assert.throws(TypeError, function() {
+  from.call(o.m, []);
+});

test/built-ins/TypedArray/of/invoked-as-method.js

@@ -1,21 +1,19 @@
 // Copyright (C) 2016 the V8 project authors. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
 /*---
-es6id: 22.2.2.2
+id: sec-%typedarray%.of
 description: >
   "of" cannot be invoked as a method of %TypedArray%
 info: >
   22.2.2.2 %TypedArray%.of ( ...items )
 
   ...
-  5. Let newObj be AllocateTypedArray(C, len).
+  5. Let newObj be ? TypedArrayCreate(C, «len»).
-  6. ReturnIfAbrupt(newObj).
   ...
 
-  22.2.1.2.1 Runtime Semantics: AllocateTypedArray (newTarget, length )
+  22.2.4.6 TypedArrayCreate ( constructor, argumentList )
 
-  ...
+  1. Let newTypedArray be ? Construct(constructor, argumentList).
-  2. If SameValue(%TypedArray%, newTarget) is true, throw a TypeError exception.
   ...
 includes: [testTypedArray.js]
 ---*/

test/built-ins/TypedArray/of/length.js

@@ -2,22 +2,23 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-es6id: 22.2.2.2
+id: sec-%typedarray%-of
 description: >
   %TypedArray%.of.length is 0.
 info: >
   %TypedArray%.of ( ...items )
 
   17 ECMAScript Standard Built-in Objects:
-    Every built-in Function object, including constructors, has a length
-    property whose value is an integer. Unless otherwise specified, this
-    value is equal to the largest number of named arguments shown in the
-    subclause headings for the function description, including optional
-    parameters. However, rest parameters shown using the form “...name”
-    are not included in the default argument count.
 
-    Unless otherwise specified, the length property of a built-in Function
+  Every built-in Function object, including constructors, has a length property
-    object has the attributes { [[Writable]]: false, [[Enumerable]]: false,
+  whose value is an integer. Unless otherwise specified, this value is equal to
+  the largest number of named arguments shown in the subclause headings for the
+  function description. Optional parameters (which are indicated with brackets:
+  [ ]) or rest parameters (which are shown using the form «...name») are not
+  included in the default argument count.
+
+  Unless otherwise specified, the length property of a built-in Function object
+  has the attributes { [[Writable]]: false, [[Enumerable]]: false,
   [[Configurable]]: true }.
 includes: [propertyHelper.js, testTypedArray.js]
 ---*/

test/built-ins/TypedArray/of/this-is-not-constructor.js

@@ -0,0 +1,23 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+id: sec-%typedarray%.of
+description: >
+  Throws a TypeError exception if this is not a constructor
+info: >
+  22.2.2.2 %TypedArray%.of ( ...items )
+
+  ...
+  3. Let C be the this value.
+  4. If IsConstructor(C) is false, throw a TypeError exception.
+  ...
+includes: [testTypedArray.js]
+---*/
+
+var o = {
+  m() {}
+};
+
+assert.throws(TypeError, function() {
+  TypedArray.of.call(o.m, []);
+});