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Diffstat (limited to 'js/src/tests/test262/language/statements/class/subclass/builtin-objects/Proxy/no-prototype-throws.js')
-rw-r--r-- | js/src/tests/test262/language/statements/class/subclass/builtin-objects/Proxy/no-prototype-throws.js | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/subclass/builtin-objects/Proxy/no-prototype-throws.js b/js/src/tests/test262/language/statements/class/subclass/builtin-objects/Proxy/no-prototype-throws.js new file mode 100644 index 0000000000..c61848395c --- /dev/null +++ b/js/src/tests/test262/language/statements/class/subclass/builtin-objects/Proxy/no-prototype-throws.js @@ -0,0 +1,34 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +es6id: 14.5.14 +description: The Proxy Object is not subclasseable without a prototype +info: | + 14.5.14 Runtime Semantics: ClassDefinitionEvaluation + + 5. If ClassHeritageopt is not present, then + ... + 6. Else + ... + e. If superclass is null, then + ... + f. Else if IsConstructor(superclass) is false, throw a TypeError exception. + g. Else + ... + ii. Let protoParent be Get(superclass, "prototype"). + iii. ReturnIfAbrupt(protoParent). + iv. If Type(protoParent) is neither Object nor Null, throw a TypeError exception. + + 26.2.1 The Proxy Constructor + + The Proxy constructor is the %Proxy% intrinsic object and the initial value of + the Proxy property of the global object. When called as a constructor it + creates and initializes a new proxy exotic object. Proxy is not intended to be + called as a function and will throw an exception when called in that manner. +---*/ + +assert.throws(TypeError, function() { + class P extends Proxy {} +}); + +reportCompare(0, 0); |