diff options
Diffstat (limited to 'js/src/tests/test262/language/expressions/generators/yield-as-statement.js')
-rw-r--r-- | js/src/tests/test262/language/expressions/generators/yield-as-statement.js | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/generators/yield-as-statement.js b/js/src/tests/test262/language/expressions/generators/yield-as-statement.js new file mode 100644 index 0000000000..84c918dd39 --- /dev/null +++ b/js/src/tests/test262/language/expressions/generators/yield-as-statement.js @@ -0,0 +1,47 @@ +// Copyright (C) 2013 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: > + `yield` is a valid statement within generator function bodies. +es6id: 14.4 +features: [generators] +---*/ + +var iter, result; +var g1 = function*() { yield; }; +var g2 = function*() { yield 1; }; + +iter = g1(); +result = iter.next(); +assert.sameValue( + result.value, undefined, 'Without right-hand-side: first result `value`' +); +assert.sameValue( + result.done, false, 'Without right-hand-side: first result `done` flag' +); +result = iter.next(); +assert.sameValue( + result.value, undefined, 'Without right-hand-side: second result `value`' +); +assert.sameValue( + result.done, true, 'Without right-hand-eside: second result `done` flag' +); + +iter = g2(); +result = iter.next(); +assert.sameValue( + result.value, 1, 'With right-hand-side: first result `value`' +); +assert.sameValue( + result.done, false, 'With right-hand-side: first result `done` flag' +); +result = iter.next(); +assert.sameValue( + result.value, undefined, 'With right-hand-side: second result `value`' +); +assert.sameValue( + result.done, true, 'With right-hand-eside: second result `done` flag' +); + +reportCompare(0, 0); |