Add tests for accessor names

src/accessor-names/computed-err-evaluation.case

@@ -0,0 +1,23 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Abrupt completion when evaluating expression
+template: error
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+---*/
+
+//- setup
+var thrower = function() {
+  throw new Test262Error();
+};
+
+//- error
+Test262Error
+//- name
+thrower()

src/accessor-names/computed-err-to-prop-key.case

@@ -0,0 +1,39 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Abrupt completion when coercing to property key value
+template: error
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+
+  7.1.14 ToPropertyKey
+
+  1. Let key be ? ToPrimitive(argument, hint String).
+
+  7.1.1 ToPrimitive
+
+  [...]
+  7. Return ? OrdinaryToPrimitive(input, hint).
+
+  7.1.1.1 OrdinaryToPrimitive
+
+  5. For each name in methodNames in List order, do
+     [...]
+  6. Throw a TypeError exception.
+---*/
+
+//- setup
+var badKey = Object.create(null);
+
+//- error
+TypeError
+//- name
+badKey

src/accessor-names/computed-err-unresolvable.case

@@ -0,0 +1,20 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Abrupt completion when resolving reference value
+template: error
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+---*/
+
+//- error
+ReferenceError
+//- name
+test262unresolvable

src/accessor-names/computed.case

@@ -0,0 +1,24 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (AssignmentExpression)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- setup
+var _;
+
+//- declareWith
+[_ = 'str' + 'ing']
+//- referenceWith
+'string'

src/accessor-names/default/cls-decl-inst.template

@@ -0,0 +1,26 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/statements/class/accessor-name-inst-
+name: Class declaration, instance method
+esid: sec-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         i. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments proto and false.
+---*/
+
+var stringSet;
+
+class C {
+  get /*{ declareWith }*/() { return 'get string'; }
+  set /*{ declareWith }*/(param) { stringSet = param; }
+}
+
+assert.sameValue(C.prototype[/*{ referenceWith }*/], 'get string');
+
+C.prototype[/*{ referenceWith }*/] = 'set string';
+assert.sameValue(stringSet, 'set string');

src/accessor-names/default/cls-decl-static.template

@@ -0,0 +1,28 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/statements/class/accessor-name-static-
+name: Class declaration, static method
+esid: sec-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         [...]
+      b. Else,
+         a. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments F and false.
+---*/
+
+var stringSet;
+
+class C {
+  static get /*{ declareWith }*/() { return 'get string'; }
+  static set /*{ declareWith }*/(param) { stringSet = param; }
+}
+
+assert.sameValue(C[/*{ referenceWith }*/], 'get string');
+
+C[/*{ referenceWith }*/] = 'set string';
+assert.sameValue(stringSet, 'set string');

src/accessor-names/default/cls-expr-inst.template

@@ -0,0 +1,26 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/expressions/class/accessor-name-inst-
+name: Class expression, instance method
+esid: sec-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         i. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments proto and false.
+---*/
+
+var stringSet;
+
+var C = class {
+  get /*{ declareWith }*/() { return 'get string'; }
+  set /*{ declareWith }*/(param) { stringSet = param; }
+};
+
+assert.sameValue(C.prototype[/*{ referenceWith }*/], 'get string');
+
+C.prototype[/*{ referenceWith }*/] = 'set string';
+assert.sameValue(stringSet, 'set string');

src/accessor-names/default/cls-expr-static.template

@@ -0,0 +1,28 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/expressions/class/accessor-name-static-
+name: Class expression, static method
+esid: sec-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         [...]
+      b. Else,
+         a. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments F and false.
+---*/
+
+var stringSet;
+
+var C = class {
+  static get /*{ declareWith }*/() { return 'get string'; }
+  static set /*{ declareWith }*/(param) { stringSet = param; }
+};
+
+assert.sameValue(C[/*{ referenceWith }*/], 'get string');
+
+C[/*{ referenceWith }*/] = 'set string';
+assert.sameValue(stringSet, 'set string');

src/accessor-names/default/obj.template

@@ -0,0 +1,27 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/expressions/object/accessor-name-
+name: Object initializer
+esid: sec-object-initializer-runtime-semantics-evaluation
+es6id: 12.2.6.8
+info: |
+  ObjectLiteral :
+    { PropertyDefinitionList }
+    { PropertyDefinitionList , }
+
+  1. Let obj be ObjectCreate(%ObjectPrototype%).
+  2. Let status be the result of performing PropertyDefinitionEvaluation of
+     PropertyDefinitionList with arguments obj and true.
+---*/
+
+var stringSet;
+var obj = {
+  get [/*{ declareWith }*/]() { return 'get string'; },
+  set [/*{ declareWith }*/](param) { stringSet = param; }
+};
+
+assert.sameValue(obj[/*{ referenceWith }*/], 'get string');
+
+obj[/*{ referenceWith }*/] = 'set string';
+assert.sameValue(stringSet, 'set string');

src/accessor-names/error/cls-decl-inst.template

@@ -0,0 +1,26 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/statements/class/accessor-name-inst-
+name: Class declaration, instance method
+esid: sec-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         i. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments proto and false.
+---*/
+
+assert.throws(/*{ error }*/, function() {
+  class C {
+    get [/*{ name }*/]() {}
+  }
+}, '`get` accessor');
+
+assert.throws(/*{ error }*/, function() {
+  class C {
+    set [/*{ name }*/](_) {}
+  }
+}, '`set` accessor');

src/accessor-names/error/cls-decl-static.template

@@ -0,0 +1,28 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/statements/class/accessor-name-static-
+name: Class declaration, static method
+esid: sec-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         [...]
+      b. Else,
+         a. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments F and false.
+---*/
+
+assert.throws(/*{ error }*/, function() {
+  class C {
+    static get [/*{ name }*/]() {}
+  }
+}, '`get` accessor');
+
+assert.throws(/*{ error }*/, function() {
+  class C {
+    static set [/*{ name }*/](_) {}
+  }
+}, '`set` accessor');

src/accessor-names/error/cls-expr-inst.template

@@ -0,0 +1,26 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/expressions/class/accessor-name-inst-
+name: Class expression, instance method
+esid: sec-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         i. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments proto and false.
+---*/
+
+assert.throws(/*{ error }*/, function() {
+  0, class {
+    get [/*{ name }*/]() {}
+  };
+}, '`get` accessor');
+
+assert.throws(/*{ error }*/, function() {
+  0, class {
+    set [/*{ name }*/](_) {}
+  };
+}, '`set` accessor');

src/accessor-names/error/cls-expr-static.template

@@ -0,0 +1,28 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/expressions/class/accessor-name-static-
+name: Class expression, static method
+esid: sec-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         [...]
+      b. Else,
+         a. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments F and false.
+---*/
+
+assert.throws(/*{ error }*/, function() {
+  0, class {
+    static get [/*{ name }*/]() {}
+  };
+}, '`get` accessor');
+
+assert.throws(/*{ error }*/, function() {
+  0, class {
+    static set [/*{ name }*/](_) {}
+  };
+}, '`set` accessor');

src/accessor-names/error/obj.template

@@ -0,0 +1,28 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/expressions/object/accessor-name-
+name: Object initializer
+esid: sec-object-initializer-runtime-semantics-evaluation
+es6id: 12.2.6.8
+info: |
+  ObjectLiteral :
+    { PropertyDefinitionList }
+    { PropertyDefinitionList , }
+
+  1. Let obj be ObjectCreate(%ObjectPrototype%).
+  2. Let status be the result of performing PropertyDefinitionEvaluation of
+     PropertyDefinitionList with arguments obj and true.
+---*/
+
+assert.throws(/*{ error }*/, function() {
+  ({
+    get [/*{ name }*/]() {}
+  });
+}, '`get` accessor');
+
+assert.throws(/*{ error }*/, function() {
+  ({
+    set [/*{ name }*/](_) {}
+  });
+}, '`set` accessor');

src/accessor-names/literal-numeric-binary.case

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (numeric literal in binary notation)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- declareWith
+0b10
+//- referenceWith
+'2'

src/accessor-names/literal-numeric-exponent.case

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (numeric literal in exponent notation)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- declareWith
+1E+9
+//- referenceWith
+'1000000000'

src/accessor-names/literal-numeric-hex.case

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (numeric literal in hexadecimal notation)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- declareWith
+0x10
+//- referenceWith
+'16'

src/accessor-names/literal-numeric-leading-decimal.case

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (numeric literal with leading decimal point)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- declareWith
+.1
+//- referenceWith
+'0.1'

src/accessor-names/literal-numeric-non-canonical.case

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (numeric literal with non-canonical representation)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- declareWith
+0.0000001
+//- referenceWith
+'1e-7'

src/accessor-names/literal-numeric-octal.case

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (numeric literal in octal notation)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- declareWith
+0o10
+//- referenceWith
+'8'

src/accessor-names/literal-numeric-zero.case

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (numeric literal zero)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- declareWith
+0
+//- referenceWith
+'0'

src/accessor-names/literal-string-char-escape.case

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (string literal containing a character escape sequence)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- declareWith
+'character\tescape'
+//- referenceWith
+'character	escape'

src/accessor-names/literal-string-double-quote.case

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (string literal using double quotes)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- declareWith
+"doubleQuote"
+//- referenceWith
+"doubleQuote"

src/accessor-names/literal-string-empty.case

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (string literal, the empty string)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- declareWith
+''
+//- referenceWith
+''

src/accessor-names/literal-string-hex-escape.case

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (string literal containing a hexadecimal escape sequence)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- declareWith
+'hex\x45scape'
+//- referenceWith
+'hexEscape'

src/accessor-names/literal-string-single-quote.case

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (string literal using single quotes)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- declareWith
+'singleQuote'
+//- referenceWith
+'singleQuote'

src/accessor-names/literal-string-unicode-escape.case

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+desc: Computed values as accessor property names (string literal containing a Unicode escape sequence)
+template: default
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+//- declareWith
+'unicod\u{000065}Escape'
+//- referenceWith
+'unicodeEscape'

test/language/expressions/class/accessor-name-inst-computed-in.js

@@ -0,0 +1,37 @@
+// 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-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+description: >
+  AssignmentExpression may contain `in` keyword regardless of outer context
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         i. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments proto and false.
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+var empty = Object.create(null);
+var C, value;
+
+for (C = class { get ['x' in empty]() { return 'via get'; } }; ; ) {
+  value = C.prototype.false;
+  break;
+}
+
+assert.sameValue(value, 'via get');
+
+for (C = class { set ['x' in empty](param) { value = param; } }; ; ) {
+  C.prototype.false = 'via set';
+  break;
+}
+
+assert.sameValue(value, 'via set');

test/language/expressions/class/accessor-name-inst-computed-yield-expr.js

@@ -0,0 +1,41 @@
+// 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-object-initializer-runtime-semantics-evaluation
+es6id: 12.2.6.8
+description: >
+  The `yield` keyword behaves as a YieldExpression within a generator function
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         i. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments proto and false.
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+features: [generators]
+---*/
+
+var yieldSet, C, iter;
+function* g() {
+  C = class {
+    get [yield]() { return 'get yield'; }
+    set [yield](param) { yieldSet = param; }
+  };
+}
+
+iter = g();
+
+iter.next();
+iter.next('first');
+iter.next('second');
+
+assert.sameValue(C.prototype.first, 'get yield');
+
+C.prototype.second = 'set yield';
+
+assert.sameValue(yieldSet, 'set yield');

test/language/expressions/class/accessor-name-inst-literal-string-line-terminator.js

@@ -0,0 +1,39 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: Computed values as accessor property names (string literal containing a line terminator) (Class expression, instance method)
+esid: sec-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+info: |
+    [...]
+    21. For each ClassElement m in order from methods
+        a. If IsStatic of m is false, then
+           i. Let status be the result of performing PropertyDefinitionEvaluation
+              for m with arguments proto and false.
+
+    12.2.6.7 Runtime Semantics: Evaluation
+
+    [...]
+
+    ComputedPropertyName : [ AssignmentExpression ]
+
+    1. Let exprValue be the result of evaluating AssignmentExpression.
+    2. Let propName be ? GetValue(exprValue).
+    3. Return ? ToPropertyKey(propName).
+---*/
+
+var stringSet;
+
+var C = class {
+  get 'line\
+Terminator'
+() { return 'get string'; }
+  set 'line\
+Terminator'
+(param) { stringSet = param; }
+};
+
+assert.sameValue(C.prototype['lineTerminator'], 'get string');
+
+C.prototype['lineTerminator'] = 'set string';
+assert.sameValue(stringSet, 'set string');

test/language/expressions/class/accessor-name-static-computed-in.js

@@ -0,0 +1,39 @@
+// 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-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+description: >
+  AssignmentExpression may contain `in` keyword regardless of outer context
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         [...]
+      b. Else,
+         a. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments F and false.
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+var empty = Object.create(null);
+var C, value;
+
+for (C = class { static get ['x' in empty]() { return 'via get'; } }; ; ) {
+  value = C.false;
+  break;
+}
+
+assert.sameValue(value, 'via get');
+
+for (C = class { static set ['x' in empty](param) { value = param; } }; ; ) {
+  C.false = 'via set';
+  break;
+}
+
+assert.sameValue(value, 'via set');

test/language/expressions/class/accessor-name-static-computed-yield-expr.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-object-initializer-runtime-semantics-evaluation
+es6id: 12.2.6.8
+description: >
+  The `yield` keyword behaves as a YieldExpression within a generator function
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         [...]
+      b. Else,
+         a. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments F and false.
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+features: [generators]
+---*/
+
+var yieldSet, C, iter;
+function* g() {
+  C = class {
+    static get [yield]() { return 'get yield'; }
+    static set [yield](param) { yieldSet = param; }
+  };
+}
+
+iter = g();
+
+iter.next();
+iter.next('first');
+iter.next('second');
+
+assert.sameValue(C.first, 'get yield');
+
+C.second = 'set yield';
+
+assert.sameValue(yieldSet, 'set yield');

test/language/expressions/class/accessor-name-static-literal-string-line-terminator.js

@@ -0,0 +1,41 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: Computed values as accessor property names (string literal containing a line terminator) (Class expression, static method)
+esid: sec-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+info: |
+    [...]
+    21. For each ClassElement m in order from methods
+        a. If IsStatic of m is false, then
+           [...]
+        b. Else,
+           a. Let status be the result of performing PropertyDefinitionEvaluation
+              for m with arguments F and false.
+
+    12.2.6.7 Runtime Semantics: Evaluation
+
+    [...]
+
+    ComputedPropertyName : [ AssignmentExpression ]
+
+    1. Let exprValue be the result of evaluating AssignmentExpression.
+    2. Let propName be ? GetValue(exprValue).
+    3. Return ? ToPropertyKey(propName).
+---*/
+
+var stringSet;
+
+var C = class {
+  static get 'line\
+Terminator'
+() { return 'get string'; }
+  static set 'line\
+Terminator'
+(param) { stringSet = param; }
+};
+
+assert.sameValue(C['lineTerminator'], 'get string');
+
+C['lineTerminator'] = 'set string';
+assert.sameValue(stringSet, 'set string');

test/language/expressions/object/accessor-name-computed-in.js

@@ -0,0 +1,35 @@
+// 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-object-initializer-runtime-semantics-evaluation
+es6id: 12.2.6.8
+description: >
+  AssignmentExpression may contain `in` keyword regardless of outer context
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+---*/
+
+var empty = Object.create(null);
+var obj, value;
+
+for (obj = { get ['x' in empty]() { return 'via get'; } }; ; ) {
+  value = obj.false;
+  break;
+}
+
+assert.sameValue(value, 'via get');
+
+for (obj = { set ['x' in empty](param) { value = param; } }; ; ) {
+  obj.false = 'via set';
+  break;
+}
+
+assert.sameValue(value, 'via set');

test/language/expressions/object/accessor-name-computed-yield-expr.js

@@ -0,0 +1,39 @@
+// 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-object-initializer-runtime-semantics-evaluation
+es6id: 12.2.6.8
+description: >
+  The `yield` keyword behaves as a YieldExpression within a generator function
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+features: [generators]
+---*/
+
+var yieldSet, obj, iter;
+function* g() {
+  obj = {
+    get [yield]() { return 'get yield'; },
+    set [yield](param) { yieldSet = param; }
+  };
+}
+
+iter = g();
+
+iter.next();
+iter.next('first');
+iter.next('second');
+
+assert.sameValue(obj.first, 'get yield');
+
+obj.second = 'set yield';
+
+assert.sameValue(yieldSet, 'set yield');

test/language/expressions/object/accessor-name-computed-yield-id.js

@@ -0,0 +1,32 @@
+// 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-object-initializer-runtime-semantics-evaluation
+es6id: 12.2.6.8
+description: >
+  The `yield` keyword behaves as an Identifier outside of a generator function
+info: |
+  12.2.6.7 Runtime Semantics: Evaluation
+
+  [...]
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+flags: [noStrict]
+---*/
+
+var yield = 'y';
+var yieldSet;
+var obj = {
+  get [yield]() { return 'get yield'; },
+  set [yield](param) { yieldSet = param; }
+};
+
+assert.sameValue(obj.y, 'get yield');
+
+obj.y = 'set yield';
+
+assert.sameValue(yieldSet, 'set yield');

test/language/expressions/object/accessor-name-literal-string-line-terminator.js

@@ -0,0 +1,40 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: Computed values as accessor property names (string literal containing a line terminator) (Object initializer)
+esid: sec-object-initializer-runtime-semantics-evaluation
+es6id: 12.2.6.8
+info: |
+    ObjectLiteral :
+      { PropertyDefinitionList }
+      { PropertyDefinitionList , }
+
+    1. Let obj be ObjectCreate(%ObjectPrototype%).
+    2. Let status be the result of performing PropertyDefinitionEvaluation of
+       PropertyDefinitionList with arguments obj and true.
+
+    12.2.6.7 Runtime Semantics: Evaluation
+
+    [...]
+
+    ComputedPropertyName : [ AssignmentExpression ]
+
+    1. Let exprValue be the result of evaluating AssignmentExpression.
+    2. Let propName be ? GetValue(exprValue).
+    3. Return ? ToPropertyKey(propName).
+---*/
+
+var stringSet;
+var obj = {
+  get ['line\
+Terminator'
+]() { return 'get string'; },
+  set ['line\
+Terminator'
+](param) { stringSet = param; }
+};
+
+assert.sameValue(obj['lineTerminator'], 'get string');
+
+obj['lineTerminator'] = 'set string';
+assert.sameValue(stringSet, 'set string');

test/language/statements/class/accessor-name-inst-computed-yield-expr.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-object-initializer-runtime-semantics-evaluation
+es6id: 12.2.6.8
+description: >
+  The `yield` keyword behaves as a YieldExpression within a generator function
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         i. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments proto and false.
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+features: [generators]
+---*/
+
+var yieldSet, C, iter;
+function* g() {
+  class C_ {
+    get [yield]() { return 'get yield'; }
+    set [yield](param) { yieldSet = param; }
+  }
+
+  C = C_;
+}
+
+iter = g();
+
+iter.next();
+iter.next('first');
+iter.next('second');
+
+assert.sameValue(C.prototype.first, 'get yield');
+
+C.prototype.second = 'set yield';
+
+assert.sameValue(yieldSet, 'set yield');

test/language/statements/class/accessor-name-inst-literal-string-line-terminator.js

@@ -0,0 +1,39 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: Computed values as accessor property names (string literal containing a line terminator) (Class declaration, instance method)
+esid: sec-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+info: |
+    [...]
+    21. For each ClassElement m in order from methods
+        a. If IsStatic of m is false, then
+           i. Let status be the result of performing PropertyDefinitionEvaluation
+              for m with arguments proto and false.
+
+    12.2.6.7 Runtime Semantics: Evaluation
+
+    [...]
+
+    ComputedPropertyName : [ AssignmentExpression ]
+
+    1. Let exprValue be the result of evaluating AssignmentExpression.
+    2. Let propName be ? GetValue(exprValue).
+    3. Return ? ToPropertyKey(propName).
+---*/
+
+var stringSet;
+
+class C {
+  get 'line\
+Terminator'
+() { return 'get string'; }
+  set 'line\
+Terminator'
+(param) { stringSet = param; }
+}
+
+assert.sameValue(C.prototype['lineTerminator'], 'get string');
+
+C.prototype['lineTerminator'] = 'set string';
+assert.sameValue(stringSet, 'set string');

test/language/statements/class/accessor-name-static-computed-yield-expr.js

@@ -0,0 +1,45 @@
+// 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-object-initializer-runtime-semantics-evaluation
+es6id: 12.2.6.8
+description: >
+  The `yield` keyword behaves as a YieldExpression within a generator function
+info: |
+  [...]
+  21. For each ClassElement m in order from methods
+      a. If IsStatic of m is false, then
+         [...]
+      b. Else,
+         a. Let status be the result of performing PropertyDefinitionEvaluation
+            for m with arguments F and false.
+
+  ComputedPropertyName : [ AssignmentExpression ]
+
+  1. Let exprValue be the result of evaluating AssignmentExpression.
+  2. Let propName be ? GetValue(exprValue).
+  3. Return ? ToPropertyKey(propName).
+features: [generators]
+---*/
+
+var yieldSet, C, iter;
+function* g() {
+  class C_ {
+    static get [yield]() { return 'get yield'; }
+    static set [yield](param) { yieldSet = param; }
+  }
+
+  C = C_;
+}
+
+iter = g();
+
+iter.next();
+iter.next('first');
+iter.next('second');
+
+assert.sameValue(C.first, 'get yield');
+
+C.second = 'set yield';
+
+assert.sameValue(yieldSet, 'set yield');

test/language/statements/class/accessor-name-static-literal-string-line-terminator.js

@@ -0,0 +1,41 @@
+// Copyright (C) 2017 Mike Pennisi. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: Computed values as accessor property names (string literal containing a line terminator) (Class declaration, static method)
+esid: sec-runtime-semantics-classdefinitionevaluation
+es6id: 14.5.14
+info: |
+    [...]
+    21. For each ClassElement m in order from methods
+        a. If IsStatic of m is false, then
+           [...]
+        b. Else,
+           a. Let status be the result of performing PropertyDefinitionEvaluation
+              for m with arguments F and false.
+
+    12.2.6.7 Runtime Semantics: Evaluation
+
+    [...]
+
+    ComputedPropertyName : [ AssignmentExpression ]
+
+    1. Let exprValue be the result of evaluating AssignmentExpression.
+    2. Let propName be ? GetValue(exprValue).
+    3. Return ? ToPropertyKey(propName).
+---*/
+
+var stringSet;
+
+class C {
+  static get 'line\
+Terminator'
+() { return 'get string'; }
+  static set 'line\
+Terminator'
+(param) { stringSet = param; }
+}
+
+assert.sameValue(C['lineTerminator'], 'get string');
+
+C['lineTerminator'] = 'set string';
+assert.sameValue(stringSet, 'set string');