diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Math/pow/int32_min-exponent.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Math/pow/int32_min-exponent.js | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Math/pow/int32_min-exponent.js b/js/src/tests/test262/built-ins/Math/pow/int32_min-exponent.js new file mode 100644 index 0000000000..bf71518987 --- /dev/null +++ b/js/src/tests/test262/built-ins/Math/pow/int32_min-exponent.js @@ -0,0 +1,19 @@ +// Copyright (C) 2018 Mozilla Corporation. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-applying-the-exp-operator +description: > + Using -(2**31) as exponent with Math.pow should behave as expected. +---*/ + +const INT32_MIN = -2147483648; + +assert.sameValue(Math.pow(2, INT32_MIN), +0.0, + "Math.pow(2, -(gonzo huge exponent > 1074)) should be +0 " + + "because 2**-1074 is the smallest positive IEEE-754 number"); + +assert.sameValue(Math.pow(1, INT32_MIN), 1, + "1**-(gonzo huge exponent > 1074) should be 1"); + +reportCompare(0, 0); |