diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/try/dstr/ary-init-iter-no-close.js')
-rw-r--r-- | js/src/tests/test262/language/statements/try/dstr/ary-init-iter-no-close.js | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/try/dstr/ary-init-iter-no-close.js b/js/src/tests/test262/language/statements/try/dstr/ary-init-iter-no-close.js new file mode 100644 index 0000000000..df581d9257 --- /dev/null +++ b/js/src/tests/test262/language/statements/try/dstr/ary-init-iter-no-close.js @@ -0,0 +1,52 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-init-iter-no-close.case +// - src/dstr-binding/default/try.template +/*--- +description: Iterator is not closed when exhausted by pattern evaluation (try statement) +esid: sec-runtime-semantics-catchclauseevaluation +features: [Symbol.iterator, destructuring-binding] +flags: [generated] +info: | + Catch : catch ( CatchParameter ) Block + + [...] + 5. Let status be the result of performing BindingInitialization for + CatchParameter passing thrownValue and catchEnv as arguments. + [...] + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPattern : ArrayBindingPattern + + [...] + 4. If iteratorRecord.[[done]] is false, return ? IteratorClose(iterator, + result). + [...] + +---*/ +var doneCallCount = 0; +var iter = {}; +iter[Symbol.iterator] = function() { + return { + next: function() { + return { value: null, done: true }; + }, + return: function() { + doneCallCount += 1; + return {}; + } + }; +}; + +var ranCatch = false; + +try { + throw iter; +} catch ([x]) { + assert.sameValue(doneCallCount, 0); + ranCatch = true; +} + +assert(ranCatch, 'executed `catch` block'); + +reportCompare(0, 0); |