GT2/GT2-iOS/node_modules/binary/test/negls.js

30 lines
757 B
JavaScript

var binary = require('../');
var test = require('tap').test;
test('negls', function (t) {
t.plan(4);
// note: can't store -12667700813876161 exactly in an ieee float
var buf = new Buffer([
226, // a == -30
219, 246, // b == -2341
236, 245, 243, 255, // c == -789012
63, 52, 222, 16, 203, 254, 210, 255, // d == -12667700813876161
]);
binary.parse(buf)
.word8ls('a')
.word16ls('b')
.word32ls('c')
.word64ls('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) < 1000
);
})
;
});