js/src/tests/ecma_6/Math/log2-exact.js

Sat, 03 Jan 2015 20:18:00 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Sat, 03 Jan 2015 20:18:00 +0100
branch
TOR_BUG_3246
changeset 7
129ffea94266
permissions
-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

     1 // Properties of Math.log2 that are guaranteed by the spec.
     3 // If x is NaN, the result is NaN.
     4 assertEq(Math.log2(NaN), NaN);
     6 // If x is less than 0, the result is NaN.
     7 assertEq(Math.log2(-1e-10), NaN);
     8 assertEq(Math.log2(-1e-5), NaN);
     9 assertEq(Math.log2(-1e-1), NaN);
    10 assertEq(Math.log2(-Number.MIN_VALUE), NaN);
    11 assertEq(Math.log2(-Number.MAX_VALUE), NaN);
    12 assertEq(Math.log2(-Infinity), NaN);
    14 for (var i = -1; i > -10; i--)
    15     assertEq(Math.log2(i), NaN);
    17 // If x is +0, the result is −∞.
    18 assertEq(Math.log2(+0), -Infinity);
    20 // If x is −0, the result is −∞.
    21 assertEq(Math.log2(-0), -Infinity);
    23 // If x is 1, the result is +0.
    24 assertEq(Math.log2(1), +0);
    26 // If x is +∞, the result is +∞.
    27 assertEq(Math.log2(Infinity), Infinity);
    30 reportCompare(0, 0, 'ok');

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