diff options
Diffstat (limited to 'js/src/tests/test262/language/expressions/super/prop-expr-obj-val.js')
-rw-r--r-- | js/src/tests/test262/language/expressions/super/prop-expr-obj-val.js | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/super/prop-expr-obj-val.js b/js/src/tests/test262/language/expressions/super/prop-expr-obj-val.js new file mode 100644 index 0000000000..b336e6ceae --- /dev/null +++ b/js/src/tests/test262/language/expressions/super/prop-expr-obj-val.js @@ -0,0 +1,47 @@ +// 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-super-keyword +es6id: 12.3.5 +description: Value of reference returned by SuperProperty +info: | + [...] + 4. If the code matched by the syntactic production that is being evaluated is + strict mode code, let strict be true, else let strict be false. + 5. Return ? MakeSuperPropertyReference(propertyKey, strict). + + 12.3.5.3 Runtime Semantics: MakeSuperPropertyReference + + 1. Let env be GetThisEnvironment( ). + 2. If env.HasSuperBinding() is false, throw a ReferenceError exception. + 3. Let actualThis be ? env.GetThisBinding(). + 4. Let baseValue be ? env.GetSuperBase(). + 5. Let bv be ? RequireObjectCoercible(baseValue). + 6. Return a value of type Reference that is a Super Reference whose base + value component is bv, whose referenced name component is propertyKey, + whose thisValue component is actualThis, and whose strict reference flag + is strict. +---*/ + +var fromA, fromB; +var A = { fromA: 'a', fromB: 'a' }; +var B = { fromB: 'b' }; +Object.setPrototypeOf(B, A); + +var obj = { + fromA: 'c', + fromB: 'c', + method() { + fromA = super['fromA']; + fromB = super['fromB']; + } +}; + +Object.setPrototypeOf(obj, B); + +obj.method(); + +assert.sameValue(fromA, 'a'); +assert.sameValue(fromB, 'b'); + +reportCompare(0, 0); |