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Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/findLastIndex/predicate-call-parameters.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/findLastIndex/predicate-call-parameters.js | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/findLastIndex/predicate-call-parameters.js b/js/src/tests/test262/built-ins/Array/prototype/findLastIndex/predicate-call-parameters.js new file mode 100644 index 0000000000..02bd2f9182 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/findLastIndex/predicate-call-parameters.js @@ -0,0 +1,47 @@ +// Copyright (C) 2021 Microsoft. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-array.prototype.findlastindex +description: > + Predicate called as F.call( thisArg, kValue, k, O ) for each array entry. +info: | + Array.prototype.findLastIndex ( predicate[ , thisArg ] ) + + ... + 4. Let k be len - 1. + 5. Repeat, while k ≥ 0, + ... + c. Let testResult be ! ToBoolean(? Call(predicate, thisArg, « kValue, 𝔽(k), O »)). + ... +features: [array-find-from-last] +---*/ + +var arr = ['Mike', 'Rick', 'Leo']; + +var results = []; + +arr.findLastIndex(function() { + results.push(arguments); +}); + +assert.sameValue(results.length, 3); + +var result = results[0]; +assert.sameValue(result[0], 'Leo'); +assert.sameValue(result[1], 2); +assert.sameValue(result[2], arr); +assert.sameValue(result.length, 3); + +result = results[1]; +assert.sameValue(result[0], 'Rick'); +assert.sameValue(result[1], 1); +assert.sameValue(result[2], arr); +assert.sameValue(result.length, 3); + +result = results[2]; +assert.sameValue(result[0], 'Mike'); +assert.sameValue(result[1], 0); +assert.sameValue(result[2], arr); +assert.sameValue(result.length, 3); + +reportCompare(0, 0); |