Add a test case for #234

cowtowncoder · cowtowncoder · commit 4463dd32fd72 · 2022-04-28T20:51:09.000-07:00
diff --git a/parameter-names/src/test/java/com/fasterxml/jackson/module/paramnames/EnumNamingTest.java b/parameter-names/src/test/java/com/fasterxml/jackson/module/paramnames/EnumNamingTest.java
@@ -1,28 +1,70 @@
 package com.fasterxml.jackson.module.paramnames;
 
-import org.junit.Test;
-
+import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonValue;
 import com.fasterxml.jackson.databind.ObjectMapper;
 
 import static org.junit.Assert.assertEquals;
 
-public class EnumNamingTest
+import org.junit.Test;
+
+public class EnumNamingTest extends ModuleTestBase
 {
     enum SurprisingEnum32 {
         @JsonProperty("customValue")
         ENUM_NAME;
     }
-    
-    // for [module-parameter-names#32]
+
+    // [modules-java8#234]
+    static enum MeetingStatus {
+        UNKNOWN(0),
+        INITIALIZING(1),
+        PROGRESSING(2),
+        TERMINATED(3),
+        ;
+
+        public final int status;
+
+        @JsonValue
+        public int getStatus() {
+            return status;
+        }
+
+        MeetingStatus(int status) {
+            this.status = status;
+        }
+
+        @JsonCreator(mode = JsonCreator.Mode.DELEGATING)
+        public static MeetingStatus parse(Integer status) {
+            if (status == null) {
+                return UNKNOWN;
+            }
+            int s = status.intValue();
+            for (MeetingStatus value : values()) {
+                if (s == value.status) {
+                    return value;
+                }
+            }
+            return UNKNOWN;
+        }
+
+    }
+
+    static class Meeting {
+        public MeetingStatus status;
+    }
+
+    private final ObjectMapper MAPPER = newMapper();
+
     @Test
     public void testCustomEnumName() throws Exception
     {
         final String EXP = "\"customValue\"";
         
         // First, verify default handling
 
-        String json = new ObjectMapper()
+        String json = MAPPER
             .writeValueAsString(SurprisingEnum32.ENUM_NAME);
         assertEquals(EXP, json);
 
@@ -36,4 +78,19 @@ public void testCustomEnumName() throws Exception
         SurprisingEnum32 value = mapperWithNames.readValue(json, SurprisingEnum32.class);
         assertEquals(SurprisingEnum32.ENUM_NAME, value);
     }
+
+    // [modules-java8#234]
+    @Test
+    public void testEnumWithCreator() throws Exception
+    {
+        // it's ok when serializing
+        Meeting meetingSrc = new Meeting();
+        meetingSrc.status = MeetingStatus.PROGRESSING;
+
+        String json = MAPPER.writeValueAsString(meetingSrc);
+
+        // but throws exception when deserializing
+        Meeting result = MAPPER.readValue(json, Meeting.class);
+        assertEquals(MeetingStatus.PROGRESSING, result.status);
+    }
 }
