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60 lines
2.1 KiB
60 lines
2.1 KiB
/*
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XOWA: the XOWA Offline Wiki Application
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Copyright (C) 2012-2017 gnosygnu@gmail.com
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XOWA is licensed under the terms of the General Public License (GPL) Version 3,
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or alternatively under the terms of the Apache License Version 2.0.
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You may use XOWA according to either of these licenses as is most appropriate
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for your project on a case-by-case basis.
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The terms of each license can be found in the source code repository:
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GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
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Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
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*/
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package gplx;
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import org.junit.*;
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public class Math__tst {
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@Test public void Abs() {
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tst_Abs(1, 1);
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tst_Abs(-1, 1);
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tst_Abs(0, 0);
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} void tst_Abs(int val, int expd) {Tfds.Eq(expd, Math_.Abs(val));}
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@Test public void Log10() {
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tst_Log10(0, Int_.Min_value);
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tst_Log10(9, 0);
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tst_Log10(10, 1);
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tst_Log10(99, 1);
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tst_Log10(100, 2);
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} void tst_Log10(int val, int expd) {Tfds.Eq(expd, Math_.Log10(val));}
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@Test public void Min() {
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tst_Min(0, 1, 0);
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tst_Min(1, 0, 0);
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tst_Min(0, 0, 0);
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} void tst_Min(int val0, int val1, int expd) {Tfds.Eq(expd, Math_.Min(val0, val1));}
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@Test public void Pow() {
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tst_Pow(2, 0, 1);
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tst_Pow(2, 1, 2);
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tst_Pow(2, 2, 4);
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} void tst_Pow(int val, int exponent, double expd) {Tfds.Eq(expd, Math_.Pow(val, exponent));}
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@Test public void Mult() {
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tst_Mult(100, .01f, 1);
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} void tst_Mult(int val, float multiplier, int expd) {Tfds.Eq(expd, Int_.Mult(val, multiplier));}
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@Test public void Base2Ary() {
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tst_Base2Ary( 1, 256, 1);
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tst_Base2Ary( 2, 256, 2);
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tst_Base2Ary( 3, 256, 1, 2);
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tst_Base2Ary( 4, 256, 4);
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tst_Base2Ary( 5, 256, 1, 4);
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tst_Base2Ary( 6, 256, 2, 4);
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tst_Base2Ary(511, 256, 1, 2, 4, 8, 16, 32, 64, 128, 256);
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} void tst_Base2Ary(int v, int max, int... expd) {Tfds.Eq_ary(expd, Math_.Base2Ary(v, max));}
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@Test public void Round() {
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tst_Round(1.5 , 0, 2);
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tst_Round(2.5 , 0, 3);
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tst_Round(2.123 , 2, 2.12);
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tst_Round(21.1 , -1, 20);
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} void tst_Round(double v, int places, double expd) {Tfds.Eq(expd, Math_.Round(v, places));}
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}
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