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新增ReflectUtil.getDescriptor获取单个class的描述符重载，完善测试用例和注释信息

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This commit is contained in:
achao
2022-06-07 23:13:41 +08:00
committed by VampireAchao
parent ec75edb48d
commit 43fd06fc62
2 changed files with 66 additions and 55 deletions
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19
hutool-core/src/test/java/cn/hutool/core/reflect/ReflectUtilTest.java
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@@ -1,11 +1,13 @@
package cn.hutool.core.reflect;
import cn.hutool.core.lang.Assert;
import cn.hutool.core.util.ArrayUtil;
import lombok.Data;
import lombok.SneakyThrows;
import org.junit.Test;
import java.util.Arrays;
import java.util.Collection;
/**
* 反射工具类单元测试
*
@@ -113,10 +115,21 @@ public class ReflectUtilTest {
@Test
@SneakyThrows
public void testGetDescriptor() {
// methods
Assert.equals("()I", ReflectUtil.getDescriptor(Object.class.getMethod("hashCode")));
Assert.equals("()Ljava/lang/String;", ReflectUtil.getDescriptor(Object.class.getMethod("toString")));
Assert.equals("(Ljava/lang/Object;)Z", ReflectUtil.getDescriptor(Object.class.getMethod("equals", Object.class)));
Assert.equals("(Ljava/lang/Class;Ljava/lang/StringBuilder;)V", ReflectUtil.getDescriptor(ReflectUtil.class.getDeclaredMethod("appendDescriptor", Class.class, StringBuilder.class)));
Assert.equals("([Ljava/lang/Object;)Z", ReflectUtil.getDescriptor(ArrayUtil.class.getMethod("isEmpty", Object[].class)));
Assert.equals("(II)I", ReflectUtil.getDescriptor(Integer.class.getDeclaredMethod("compare", int.class, int.class)));
Assert.equals("([Ljava/lang/Object;)Ljava/util/List;", ReflectUtil.getDescriptor(Arrays.class.getMethod("asList", Object[].class)));
Assert.equals("()V", ReflectUtil.getDescriptor(Object.class.getConstructor()));
// clazz
Assert.equals("Z", ReflectUtil.getDescriptor(boolean.class));
Assert.equals("Ljava/lang/Boolean;", ReflectUtil.getDescriptor(Boolean.class));
Assert.equals("[[[D", ReflectUtil.getDescriptor(double[][][].class));
Assert.equals("I", ReflectUtil.getDescriptor(int.class));
Assert.equals("Ljava/lang/Integer;", ReflectUtil.getDescriptor(Integer.class));
Assert.equals("V", ReflectUtil.getDescriptor(void.class));
Assert.equals("Ljava/lang/Void;", ReflectUtil.getDescriptor(Void.class));
Assert.equals("Ljava/lang/Object;", ReflectUtil.getDescriptor(Object.class));
}
}