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add test

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Looly
2023-06-01 17:37:04 +08:00
parent ad2bae8a3d
commit 381eec655e
2 changed files with 33 additions and 1 deletions
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2
hutool-core/src/main/java/org/dromara/hutool/core/stream/EasyStream.java
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@@ -84,7 +84,7 @@ public class EasyStream<T> extends AbstractEnhancedWrappedStream<T, EasyStream<T
super(ObjUtil.isNull(stream) ? Stream.empty() : stream); super(ObjUtil.isNull(stream) ? Stream.empty() : stream);
} }
// region Static method // ----- region Static method
// --------------------------------------------------------------- Static method start // --------------------------------------------------------------- Static method start
/** /**

32
hutool-core/src/test/java/org/dromara/hutool/core/stream/EasyStreamTest.java
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@@ -1,9 +1,15 @@
package org.dromara.hutool.core.stream; package org.dromara.hutool.core.stream;
import lombok.Builder;
import lombok.Data;
import org.dromara.hutool.core.collection.CollUtil;
import org.dromara.hutool.core.collection.ListUtil; import org.dromara.hutool.core.collection.ListUtil;
import org.dromara.hutool.core.comparator.CompareUtil;
import org.dromara.hutool.core.lang.Console;
import org.dromara.hutool.core.lang.Opt; import org.dromara.hutool.core.lang.Opt;
import org.dromara.hutool.core.map.MapUtil; import org.dromara.hutool.core.map.MapUtil;
import org.dromara.hutool.core.math.NumberUtil; import org.dromara.hutool.core.math.NumberUtil;
import org.dromara.hutool.core.util.RandomUtil;
import org.junit.jupiter.api.Assertions; import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test; import org.junit.jupiter.api.Test;
@@ -553,7 +559,33 @@ public class EasyStreamTest {
final Opt<BigDecimal> emptyBigDecimalAvg = EasyStream.of(bigDecimalEmptyList) final Opt<BigDecimal> emptyBigDecimalAvg = EasyStream.of(bigDecimalEmptyList)
.avg(Function.identity(), 2, RoundingMode.HALF_UP); .avg(Function.identity(), 2, RoundingMode.HALF_UP);
Assertions.assertFalse(emptyBigDecimalAvg.isPresent()); Assertions.assertFalse(emptyBigDecimalAvg.isPresent());
}
/**
* https://github.com/dromara/hutool/pull/3128
*/
@Test
void testStreamBigDecimal() {
final List<BigDecimalTest> testList = ListUtil.of();
for (int i = 0; i < 5; i++) {
final BigDecimalTest test = BigDecimalTest.builder()
.name("test" + i)
.count(new BigDecimal(i+1))
.build();
testList.add(test);
}
final BigDecimal sum = EasyStream.of(testList).sum(BigDecimalTest::getCount);
Assertions.assertEquals(15, sum.intValue());
final BigDecimal avg = EasyStream.of(testList).avg(BigDecimalTest::getCount).get();
Assertions.assertEquals(3, avg.intValue());
}
@Data
@Builder
private static class BigDecimalTest{
private String name;
private BigDecimal count;
} }
} }