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NumberUtil类添加percent方法✒️

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大火yzs
2021-05-04 15:00:49 +08:00
parent 788537d9f0
commit 32e29438d7
2 changed files with 35 additions and 0 deletions
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10
hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java
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@@ -178,10 +178,20 @@ public class NumberUtilTest {
Assert.assertTrue(NumberUtil.equals(new BigDecimal("0.00"), BigDecimal.ZERO));
}
@Test
public void percentTest(){
Assert.assertEquals(30, NumberUtil.percent(3, 10));
Assert.assertEquals(20, NumberUtil.percent(1, 5));
}
@Test
public void formatPercentTest() {
String str = NumberUtil.formatPercent(0.33543545, 2);
Assert.assertEquals("33.54%", str);
Assert.assertEquals("30%", NumberUtil.formatPercent(3, 10, 0));
Assert.assertEquals("33.33%", NumberUtil.formatPercent(1, 3, 2));
Assert.assertEquals("33.333%", NumberUtil.formatPercent(1, 3, 3));
}
@Test