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Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/find/return-found-value-predicate-result-is-true.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/find/return-found-value-predicate-result-is-true.js | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/find/return-found-value-predicate-result-is-true.js b/js/src/tests/test262/built-ins/Array/prototype/find/return-found-value-predicate-result-is-true.js new file mode 100644 index 0000000000..bde5b7c13c --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/find/return-found-value-predicate-result-is-true.js @@ -0,0 +1,65 @@ +// Copyright (C) 2015 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-array.prototype.find +description: > + Return found value if predicate return a boolean true value. +info: | + 22.1.3.8 Array.prototype.find ( predicate[ , thisArg ] ) + + ... + 8. Repeat, while k < len + ... + d. Let testResult be ToBoolean(Call(predicate, T, «kValue, k, O»)). + e. ReturnIfAbrupt(testResult). + f. If testResult is true, return kValue. + ... +features: [Symbol] +---*/ + +var arr = ['Shoes', 'Car', 'Bike']; +var called = 0; + +var result = arr.find(function(val) { + called++; + return true; +}); + +assert.sameValue(result, 'Shoes'); +assert.sameValue(called, 1, 'predicate was called once'); + +called = 0; +result = arr.find(function(val) { + called++; + return val === 'Bike'; +}); + +assert.sameValue(called, 3, 'predicate was called three times'); +assert.sameValue(result, 'Bike'); + +result = arr.find(function(val) { + return 'string'; +}); +assert.sameValue(result, 'Shoes', 'coerced string'); + +result = arr.find(function(val) { + return {}; +}); +assert.sameValue(result, 'Shoes', 'coerced object'); + +result = arr.find(function(val) { + return Symbol(''); +}); +assert.sameValue(result, 'Shoes', 'coerced Symbol'); + +result = arr.find(function(val) { + return 1; +}); +assert.sameValue(result, 'Shoes', 'coerced number'); + +result = arr.find(function(val) { + return -1; +}); +assert.sameValue(result, 'Shoes', 'coerced negative number'); + +reportCompare(0, 0); |