2f66cb221c
The program:
foo;
let foo = 5;
…now produces:
ReferenceError: Cannot access 'foo' before initialization
…instead of:
ReferenceError: foo is not defined
Bug: v8:6513, v8:6951
Change-Id: I6c372626734570d5abeb1d0196b814dde02b9e3e
Reviewed-on: https://chromium-review.googlesource.com/c/1441151
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Sathya Gunasekaran <gsathya@chromium.org>
Reviewed-by: Mathias Bynens <mathias@chromium.org>
Commit-Queue: Suraj Sharma <surshar@microsoft.com>
Commit-Queue: Mathias Bynens <mathias@chromium.org>
Cr-Commit-Position: refs/heads/master@{#59307}
126 lines
12 KiB
Plaintext
126 lines
12 KiB
Plaintext
Tests for ES6 class name semantics in class statements and expressions
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On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
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Class statement
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PASS A threw exception ReferenceError: A is not defined.
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PASS 'use strict'; A threw exception ReferenceError: A is not defined.
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PASS class {} threw exception SyntaxError: Unexpected token {.
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PASS 'use strict'; class {} threw exception SyntaxError: Unexpected token {.
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PASS class { constructor() {} } threw exception SyntaxError: Unexpected token {.
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PASS 'use strict'; class { constructor() {} } threw exception SyntaxError: Unexpected token {.
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PASS class A { constructor() {} } did not throw exception.
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PASS 'use strict'; class A { constructor() {} } did not throw exception.
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PASS class A { constructor() {} }; A.toString() is 'class A { constructor() {} }'
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PASS 'use strict'; class A { constructor() {} }; A.toString() is 'class A { constructor() {} }'
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PASS class A { constructor() {} }; (new A) instanceof A is true
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PASS 'use strict'; class A { constructor() {} }; (new A) instanceof A is true
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PASS class A { constructor() { this.base = A; } }; (new A).base.toString() is 'class A { constructor() { this.base = A; } }'
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PASS 'use strict'; class A { constructor() { this.base = A; } }; (new A).base.toString() is 'class A { constructor() { this.base = A; } }'
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PASS class A { constructor() {} }; class B extends A {}; did not throw exception.
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PASS 'use strict'; class A { constructor() {} }; class B extends A {}; did not throw exception.
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PASS class A { constructor() {} }; class B extends A { constructor() {} }; B.toString() is 'class B extends A { constructor() {} }'
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PASS 'use strict'; class A { constructor() {} }; class B extends A { constructor() {} }; B.toString() is 'class B extends A { constructor() {} }'
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PASS class A { constructor() {} }; class B extends A {}; (new B) instanceof A is true
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PASS 'use strict'; class A { constructor() {} }; class B extends A {}; (new B) instanceof A is true
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PASS class A { constructor() {} }; class B extends A {}; (new B) instanceof B is true
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PASS 'use strict'; class A { constructor() {} }; class B extends A {}; (new B) instanceof B is true
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PASS class A { constructor() {} }; class B extends A { constructor() { super(); this.base = A; this.derived = B; } }; (new B).base.toString() is 'class A { constructor() {} }'
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PASS 'use strict'; class A { constructor() {} }; class B extends A { constructor() { super(); this.base = A; this.derived = B; } }; (new B).base.toString() is 'class A { constructor() {} }'
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PASS class A { constructor() {} }; class B extends A { constructor() { super(); this.base = A; this.derived = B; } }; (new B).derived.toString() is 'class B extends A { constructor() { super(); this.base = A; this.derived = B; } }'
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PASS 'use strict'; class A { constructor() {} }; class B extends A { constructor() { super(); this.base = A; this.derived = B; } }; (new B).derived.toString() is 'class B extends A { constructor() { super(); this.base = A; this.derived = B; } }'
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Class expression
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PASS A threw exception ReferenceError: A is not defined.
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PASS 'use strict'; A threw exception ReferenceError: A is not defined.
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PASS (class {}) did not throw exception.
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PASS 'use strict'; (class {}) did not throw exception.
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PASS (class { constructor(){} }) did not throw exception.
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PASS 'use strict'; (class { constructor(){} }) did not throw exception.
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PASS typeof (class {}) is "function"
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PASS 'use strict'; typeof (class {}) is "function"
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PASS (class A {}) did not throw exception.
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PASS 'use strict'; (class A {}) did not throw exception.
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PASS typeof (class A {}) is "function"
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PASS 'use strict'; typeof (class A {}) is "function"
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PASS (class A {}); A threw exception ReferenceError: A is not defined.
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PASS 'use strict'; (class A {}); A threw exception ReferenceError: A is not defined.
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PASS new (class A {}) did not throw exception.
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PASS 'use strict'; new (class A {}) did not throw exception.
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PASS typeof (new (class A {})) is "object"
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PASS 'use strict'; typeof (new (class A {})) is "object"
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PASS (new (class A { constructor() { this.base = A; } })).base did not throw exception.
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PASS 'use strict'; (new (class A { constructor() { this.base = A; } })).base did not throw exception.
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PASS (new (class A { constructor() { this.base = A; } })).base.toString() is "class A { constructor() { this.base = A; } }"
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PASS 'use strict'; (new (class A { constructor() { this.base = A; } })).base.toString() is "class A { constructor() { this.base = A; } }"
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PASS class A {}; (class B extends A {}) did not throw exception.
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PASS 'use strict'; class A {}; (class B extends A {}) did not throw exception.
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PASS class A {}; (class B extends A {}); B threw exception ReferenceError: B is not defined.
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PASS 'use strict'; class A {}; (class B extends A {}); B threw exception ReferenceError: B is not defined.
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PASS class A {}; new (class B extends A {}) did not throw exception.
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PASS 'use strict'; class A {}; new (class B extends A {}) did not throw exception.
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PASS class A {}; new (class B extends A { constructor() { super(); this.base = A; this.derived = B; } }) did not throw exception.
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PASS 'use strict'; class A {}; new (class B extends A { constructor() { super(); this.base = A; this.derived = B; } }) did not throw exception.
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PASS class A {}; (new (class B extends A { constructor() { super(); this.base = A; this.derived = B; } })) instanceof A is true
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PASS 'use strict'; class A {}; (new (class B extends A { constructor() { super(); this.base = A; this.derived = B; } })) instanceof A is true
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PASS class A { constructor() {} }; (new (class B extends A { constructor() { super(); this.base = A; this.derived = B; } })).base.toString() is 'class A { constructor() {} }'
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PASS 'use strict'; class A { constructor() {} }; (new (class B extends A { constructor() { super(); this.base = A; this.derived = B; } })).base.toString() is 'class A { constructor() {} }'
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PASS class A { constructor() {} }; (new (class B extends A { constructor() { super(); this.base = A; this.derived = B; } })).derived.toString() is 'class B extends A { constructor() { super(); this.base = A; this.derived = B; } }'
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PASS 'use strict'; class A { constructor() {} }; (new (class B extends A { constructor() { super(); this.base = A; this.derived = B; } })).derived.toString() is 'class B extends A { constructor() { super(); this.base = A; this.derived = B; } }'
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Class expression assignment to variable
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PASS A threw exception ReferenceError: A is not defined.
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PASS 'use strict'; A threw exception ReferenceError: A is not defined.
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PASS var VarA = class {} did not throw exception.
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PASS 'use strict'; var VarA = class {} did not throw exception.
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PASS var VarA = class { constructor() {} }; VarA.toString() is 'class { constructor() {} }'
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PASS 'use strict'; var VarA = class { constructor() {} }; VarA.toString() is 'class { constructor() {} }'
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PASS VarA threw exception ReferenceError: VarA is not defined.
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PASS 'use strict'; VarA threw exception ReferenceError: VarA is not defined.
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PASS var VarA = class A { constructor() {} } did not throw exception.
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PASS 'use strict'; var VarA = class A { constructor() {} } did not throw exception.
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PASS var VarA = class A { constructor() {} }; VarA.toString() is 'class A { constructor() {} }'
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PASS 'use strict'; var VarA = class A { constructor() {} }; VarA.toString() is 'class A { constructor() {} }'
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PASS var VarA = class A { constructor() {} }; A.toString() threw exception ReferenceError: A is not defined.
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PASS 'use strict'; var VarA = class A { constructor() {} }; A.toString() threw exception ReferenceError: A is not defined.
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PASS var VarA = class A { constructor() {} }; (new VarA) instanceof VarA is true
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PASS 'use strict'; var VarA = class A { constructor() {} }; (new VarA) instanceof VarA is true
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PASS var VarA = class A { constructor() { this.base = A; } }; (new VarA).base.toString() is 'class A { constructor() { this.base = A; } }'
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PASS 'use strict'; var VarA = class A { constructor() { this.base = A; } }; (new VarA).base.toString() is 'class A { constructor() { this.base = A; } }'
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PASS var VarA = class A { constructor() {} }; var VarB = class B extends VarA { constructor() {} }; did not throw exception.
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PASS 'use strict'; var VarA = class A { constructor() {} }; var VarB = class B extends VarA { constructor() {} }; did not throw exception.
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PASS var VarA = class A { constructor() {} }; var VarB = class B extends VarA { constructor() {} }; B threw exception ReferenceError: B is not defined.
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PASS 'use strict'; var VarA = class A { constructor() {} }; var VarB = class B extends VarA { constructor() {} }; B threw exception ReferenceError: B is not defined.
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PASS var VarA = class A { constructor() {} }; var VarB = class B extends VarA { constructor() {} }; VarB.toString() is 'class B extends VarA { constructor() {} }'
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PASS 'use strict'; var VarA = class A { constructor() {} }; var VarB = class B extends VarA { constructor() {} }; VarB.toString() is 'class B extends VarA { constructor() {} }'
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PASS var VarA = class A { constructor() {} }; var VarB = class B extends VarA { }; (new VarB) instanceof VarA is true
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PASS 'use strict'; var VarA = class A { constructor() {} }; var VarB = class B extends VarA { }; (new VarB) instanceof VarA is true
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PASS var VarA = class A { constructor() {} }; var VarB = class B extends VarA { }; (new VarB) instanceof VarB is true
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PASS 'use strict'; var VarA = class A { constructor() {} }; var VarB = class B extends VarA { }; (new VarB) instanceof VarB is true
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PASS var VarA = class A { constructor() {} }; var VarB = class B extends VarA { constructor() { super(); this.base = VarA; this.derived = B; this.derivedVar = VarB; } }; (new VarB).base === VarA is true
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PASS 'use strict'; var VarA = class A { constructor() {} }; var VarB = class B extends VarA { constructor() { super(); this.base = VarA; this.derived = B; this.derivedVar = VarB; } }; (new VarB).base === VarA is true
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PASS var VarA = class A { constructor() {} }; var VarB = class B extends VarA { constructor() { super(); this.base = VarA; this.derived = B; this.derivedVar = VarB; } }; (new VarB).derived === VarB is true
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PASS 'use strict'; var VarA = class A { constructor() {} }; var VarB = class B extends VarA { constructor() { super(); this.base = VarA; this.derived = B; this.derivedVar = VarB; } }; (new VarB).derived === VarB is true
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PASS var VarA = class A { constructor() {} }; var VarB = class B extends VarA { constructor() { super(); this.base = VarA; this.derived = B; this.derivedVar = VarB; } }; (new VarB).derivedVar === VarB is true
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PASS 'use strict'; var VarA = class A { constructor() {} }; var VarB = class B extends VarA { constructor() { super(); this.base = VarA; this.derived = B; this.derivedVar = VarB; } }; (new VarB).derivedVar === VarB is true
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Class statement binding in other circumstances
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PASS var result = A; result threw exception ReferenceError: A is not defined.
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PASS 'use strict'; var result = A; result threw exception ReferenceError: A is not defined.
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PASS var result = A; class A {}; result threw exception ReferenceError: Cannot access 'A' before initialization.
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PASS 'use strict'; var result = A; class A {}; result threw exception ReferenceError: Cannot access 'A' before initialization.
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PASS class A { constructor() { A = 1; } }; new A threw exception TypeError: Assignment to constant variable..
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PASS 'use strict'; class A { constructor() { A = 1; } }; new A threw exception TypeError: Assignment to constant variable..
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PASS class A { constructor() { } }; A = 1; A is 1
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PASS 'use strict'; class A { constructor() { } }; A = 1; A is 1
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PASS class A {}; var result = A; result did not throw exception.
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PASS 'use strict'; class A {}; var result = A; result did not throw exception.
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PASS eval('var Foo = 10'); Foo is 10
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PASS 'use strict'; eval('var Foo = 10'); Foo threw exception ReferenceError: Foo is not defined.
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PASS eval('class Bar { constructor() {} }; Bar.toString()') is 'class Bar { constructor() {} }'
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PASS 'use strict'; eval('class Bar { constructor() {} }'); Bar.toString() threw exception ReferenceError: Bar is not defined.
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PASS successfullyParsed is true
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TEST COMPLETE
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