add testcase for issue #605

core/src/test/java/com/alibaba/fastjson2/issues/Issue605.java

@@ -0,0 +1,39 @@
+package com.alibaba.fastjson2.issues;
+
+import com.alibaba.fastjson2.JSON;
+import lombok.Getter;
+import lombok.Setter;
+import lombok.experimental.Accessors;
+import org.junit.jupiter.api.Test;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class Issue605 {
+    @Test
+    public void test() {
+        WinningInformationBo bo = new WinningInformationBo();
+        bo.isSuccess = true;
+        bo.wxId = "abc";
+        bo.parems = new HashMap<>();
+
+        String str = JSON.toJSONString(bo);
+        assertEquals("{\"parems\":{},\"success\":true,\"wxId\":\"abc\"}", str);
+
+        WinningInformationBo bo1 = JSON.parseObject(str, WinningInformationBo.class);
+        assertEquals(bo.wxId, bo1.wxId);
+        assertEquals(bo.isSuccess, bo1.isSuccess);
+        assertEquals(bo.parems, bo1.parems);
+    }
+
+    @Setter
+    @Getter
+    @Accessors(chain = true)
+    public static class WinningInformationBo{
+        private boolean isSuccess;
+        private String wxId;
+        private Map<String, String> parems;
+    }
+}