github.com/mitghi/x@v0.0.0-20191206171256-71e86edf750d/bit/math_test.go (about) 1 /* MIT License 2 * 3 * Copyright (c) 2018 Mike Taghavi <mitghi[at]gmail.com> 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a copy 6 * of this software and associated documentation files (the "Software"), to deal 7 * in the Software without restriction, including without limitation the rights 8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 * copies of the Software, and to permit persons to whom the Software is 10 * furnished to do so, subject to the following conditions: 11 * The above copyright notice and this permission notice shall be included in all 12 * copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 20 * SOFTWARE. 21 */ 22 23 package bit 24 25 import "testing" 26 27 func TestMath(t *testing.T) { 28 const n = 16 29 var ( 30 alignBit int = blocks.nbalgn(n) 31 logN int 32 arrayIndex int 33 ) 34 arrayIndex = blocks.bin(alignBit) 35 logN = blocks.lgb2(uint64(arrayIndex)) 36 // output values 37 t.Log(alignBit) 38 t.Log(arrayIndex) 39 t.Log(logN) 40 t.Log(RoundPrevP2(32)) 41 t.Log(findslot(32, 8, 32)) 42 }