30 lines
757 B
JavaScript
30 lines
757 B
JavaScript
|
var binary = require('../');
|
||
|
|
var test = require('tap').test;
|
||
|
|
|
||
|
|
test('negbs', function (t) {
|
||
|
|
t.plan(4);
|
||
|
|
// note: can't store -12667700813876161 exactly in an ieee float
|
||
|
|
|
||
|
|
var buf = new Buffer([
|
||
|
|
226, // a == -30
|
||
|
|
246, 219, // b == -2341
|
||
|
|
255, 243, 245, 236, // c == -789012
|
||
|
|
255, 210, 254, 203, 16, 222, 52, 63, // d == -12667700813876161
|
||
|
|
]);
|
||
|
|
|
||
|
|
binary.parse(buf)
|
||
|
|
.word8bs('a')
|
||
|
|
.word16bs('b')
|
||
|
|
.word32bs('c')
|
||
|
|
.word64bs('d')
|
||
|
|
.tap(function (vars) {
|
||
|
|
t.same(vars.a, -30);
|
||
|
|
t.same(vars.b, -2341);
|
||
|
|
t.same(vars.c, -789012);
|
||
|
|
t.ok(
|
||
|
|
Math.abs(vars.d - -12667700813876161) < 1500
|
||
|
|
);
|
||
|
|
})
|
||
|
|
;
|
||
|
|
});
|