Fix features in tests from #3354 and #3353

test/built-ins/Array/prototype/group/array-like.js

@@ -24,7 +24,7 @@ const arrayLike = {0: 1, 1: 2, 2: 3, 3: 4, length: 3 };
 
 let calls = 0;
 
-const obj = Array.prototype.group.call(arrayLike, i => { calls++; return i % 2 === 0 ? 'even' : 'odd'; });
+const obj = Array.prototype.group.call(arrayLike, function (i) { calls++; return i % 2 === 0 ? 'even' : 'odd'; });
 
 assert.sameValue(calls, 3, 'only calls length times');
 assert.compareArray(Object.keys(obj), ['odd', 'even']);

test/built-ins/Array/prototype/group/callback-arg.js

@@ -25,7 +25,7 @@ const arr = [-0, 0, 1, 2, 3];
 
 let calls = 0;
 
-const map = arr.group((n, i, testArr) => {
+const map = arr.group(function (n, i, testArr) {
   calls++;
   assert.sameValue(n, arr[i], "selected element aligns with index");
   assert.sameValue(testArr, arr, "original array is passed as final argument");

test/built-ins/Array/prototype/group/emptyList.js

@@ -20,7 +20,7 @@ features: [array-grouping]
 
 const original = [];
 
-const obj = original.group(() => {
+const obj = original.group(function () {
   throw new Test262Error('callback function should not be called')
 });
 

test/built-ins/Array/prototype/group/evenOdd.js

@@ -21,7 +21,7 @@ features: [array-grouping]
 
 const array = [1, 2, 3];
 
-const obj = array.group(i => {
+const obj = array.group(function (i) {
   return i % 2 === 0 ? 'even' : 'odd';
 });
 

test/built-ins/Array/prototype/group/groupLength.js

@@ -21,7 +21,7 @@ features: [array-grouping]
 
 const arr = ['hello', 'test', 'world'];
 
-const obj = arr.group(i => i.length);
+const obj = arr.group(function (i) { return i.length; });
 
 assert.compareArray(Object.keys(obj), ['4', '5']);
 assert.compareArray(obj['5'], ['hello', 'world']);

test/built-ins/Array/prototype/group/null-prototype.js

@@ -19,7 +19,7 @@ features: [array-grouping]
 
 const array = [1, 2, 3];
 
-const obj = array.group(i => {
+const obj = array.group(function (i) {
   return i % 2 === 0 ? 'even' : 'odd';
 });
 

test/built-ins/Array/prototype/group/sparse-array.js

@@ -23,7 +23,7 @@ features: [array-grouping]
 let calls = 0;
 const array = [, , ,];
 
-const obj = array.group(() => {
+const obj = array.group(function () {
   calls++;
   return 'key';
 });

test/built-ins/Array/prototype/group/toPropertyKey.js

@@ -31,7 +31,7 @@ const stringable = {
 
 const array = [1, '1', stringable];
 
-const obj = array.group(v => v);
+const obj = array.group(function (v) { return v; });
 
 assert.compareArray(Object.keys(obj), ['1']);
 assert.compareArray(obj['1'], [1, '1', stringable]);

test/built-ins/Array/prototype/groupToMap/array-like.js

@@ -17,14 +17,14 @@ info: |
 
   ...
 includes: [compareArray.js]
-features: [array-grouping]
+features: [array-grouping, Map, Symbol.iterator]
 ---*/
 
 const arrayLike = {0: 1, 1: 2, 2: 3, 3: 4, length: 3 };
 
 let calls = 0;
 
-const map = Array.prototype.groupToMap.call(arrayLike, i => {
+const map = Array.prototype.groupToMap.call(arrayLike, function (i) {
   calls++;
   return i % 2 === 0 ? 'even' : 'odd';
 });

test/built-ins/Array/prototype/groupToMap/callback-arg.js

@@ -15,7 +15,7 @@ info: |
     c. Let key be ? Call(callbackfn, thisArg, « kValue, 𝔽(k), O »).
     e. Perform ! AddValueToKeyedGroup(groups, key, kValue).
   ...
-features: [array-grouping]
+features: [array-grouping, Map]
 ---*/
 
 
@@ -23,7 +23,7 @@ const arr = [-0, 0, 1, 2, 3];
 
 let calls = 0;
 
-arr.groupToMap((n, i, testArr) => {
+arr.groupToMap(function (n, i, testArr) {
   calls++;
   assert.sameValue(n, arr[i], "selected element aligns with index");
   assert.sameValue(testArr, arr, "original array is passed as final argument");

test/built-ins/Array/prototype/groupToMap/emptyList.js

@@ -20,7 +20,7 @@ features: [array-grouping]
 
 const original = [];
 
-const map = original.groupToMap(() => {
+const map = original.groupToMap(function () {
   throw new Test262Error('callback function should not be called')
 });
 

test/built-ins/Array/prototype/groupToMap/evenOdd.js

@@ -16,12 +16,12 @@ info: |
 
   ...
 includes: [compareArray.js]
-features: [array-grouping]
+features: [array-grouping, Map, Symbol.iterator]
 ---*/
 
 const array = [1, 2, 3];
 
-const map = array.groupToMap(i => {
+const map = array.groupToMap(function (i) {
   return i % 2 === 0 ? 'even' : 'odd';
 });
 

test/built-ins/Array/prototype/groupToMap/groupLength.js

@@ -16,12 +16,12 @@ info: |
 
   ...
 includes: [compareArray.js]
-features: [array-grouping]
+features: [array-grouping, Map, Symbol.iterator]
 ---*/
 
 const arr = ['hello', 'test', 'world'];
 
-const map = arr.groupToMap(i => i.length);
+const map = arr.groupToMap(function (i) { return i.length; });
 
 assert.compareArray(Array.from(map.keys()), [5, 4]);
 assert.compareArray(map.get(5), ['hello', 'world']);

test/built-ins/Array/prototype/groupToMap/invalid-property-key.js

@@ -14,7 +14,7 @@ info: |
 
   ...
 includes: [compareArray.js]
-features: [array-grouping]
+features: [array-grouping, Map, Symbol.iterator]
 ---*/
 
 const key = {

test/built-ins/Array/prototype/groupToMap/map-instance.js

@@ -14,12 +14,12 @@ info: |
   9. Return map.
 
   ...
-features: [array-grouping]
+features: [array-grouping, Map]
 ---*/
 
 const array = [1, 2, 3];
 
-const map = array.groupToMap(i => {
+const map = array.groupToMap(function (i) {
   return i % 2 === 0 ? 'even' : 'odd';
 });
 

test/built-ins/Array/prototype/groupToMap/negativeZero.js

@@ -13,13 +13,13 @@ info: |
 
   ...
 includes: [compareArray.js]
-features: [array-grouping]
+features: [array-grouping, Map]
 ---*/
 
 
 const arr = [-0, +0];
 
-const map = arr.groupToMap(i => i);
+const map = arr.groupToMap(function (i) { return i; });
 
 assert.sameValue(map.size, 1);
 assert.compareArray(map.get(0), [-0, 0]);

test/built-ins/Array/prototype/groupToMap/sparse-array.js

@@ -17,13 +17,13 @@ info: |
 
   ...
 includes: [compareArray.js]
-features: [array-grouping]
+features: [array-grouping, Map]
 ---*/
 
 let calls = 0;
 const array = [, , ,];
 
-const map = array.groupToMap(() => {
+const map = array.groupToMap(function () {
   calls++;
   return 'key';
 });

test/built-ins/Array/prototype/groupToMap/this-arg-strict.js

@@ -14,7 +14,7 @@ info: |
 
   ...
 flags: [onlyStrict]
-features: [array-grouping]
+features: [array-grouping, Map]
 ---*/
 
 

test/built-ins/Array/prototype/groupToMap/this-arg.js

@@ -14,7 +14,7 @@ info: |
 
   ...
 flags: [noStrict]
-features: [array-grouping]
+features: [array-grouping, Map]
 ---*/