var binary = require('../'); var test = require('tap').test; test('posbs', function (t) { t.plan(4); // note: can't store 12667700813876161 exactly in an ieee float var buf = new Buffer([ 30, // a == -30 9, 37, // b == -2341 0, 12, 10, 20, // c == -789012 0, 45, 1, 52, 239, 33, 203, 193, // 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) < 1000 ); }) ; });