Add missing test & address compiler warning

Author: devlead

test/JsonMapperTest.cs

@@ -210,7 +210,7 @@ class EmptyArrayInJsonDataTest
 
     class EmptyArrayInJsonDataTestWrapper
     {
-        public JsonData data;
+        public JsonData data = null;
     }
 
     [TestFixture]
@@ -321,13 +321,13 @@ public void ExportEnumsTest ()
         public void ExportEnumDictionaryTest()
         {
             Dictionary<Planets, int> planets = new Dictionary<Planets, int>();
-            
+
             planets.Add(Planets.Jupiter, 5);
             planets.Add(Planets.Saturn, 6);
             planets.Add(Planets.Uranus, 7);
             planets.Add(Planets.Neptune, 8);
             planets.Add(Planets.Pluto, 9);
-            
+
             string json = JsonMapper.ToJson(planets);
 
             Assert.AreEqual("{\"Jupiter\":5,\"Saturn\":6,\"Uranus\":7,\"Neptune\":8,\"Pluto\":9}", json);
@@ -428,7 +428,7 @@ public void ExportValueTypesTest ()
             test.TestUInt     = 90000000;
             test.TestULong    = 0xFFFFFFFFFFFFFFFF; // = =18446744073709551615
             test.TestDateTimeOffset =
-                new DateTimeOffset(2019, 9, 18, 16, 47, 
+                new DateTimeOffset(2019, 9, 18, 16, 47,
                     50, 123, TimeSpan.FromHours(8)).AddTicks(4567);
 
             string json = JsonMapper.ToJson (test);
@@ -882,7 +882,7 @@ public void ImportValueTypesTest ()
             Assert.AreEqual (90000000, test.TestUInt, "A8");
             Assert.AreEqual (18446744073709551615L, test.TestULong, "A9");
             Assert.AreEqual(
-                new DateTimeOffset(2019, 9, 18, 16, 47, 
+                new DateTimeOffset(2019, 9, 18, 16, 47,
                     50, 123, TimeSpan.FromHours(8)).AddTicks(4567),
                 test.TestDateTimeOffset, "A10");
         }
@@ -1070,7 +1070,7 @@ public void NullableEnumExportTest()
             expectedJson = "{\"TestEnum\":null}";
             Assert.AreEqual(expectedJson, JsonMapper.ToJson(value));
         }
-        
+
         [Test]
         public void EmptyArrayInJsonDataExportTest()
         {
@@ -1082,11 +1082,22 @@ public void EmptyArrayInJsonDataExportTest()
                     ""name"": ""testName""
                 }
             }";
-            
+
             var response = JsonMapper.ToObject<EmptyArrayInJsonDataTestWrapper>(testJson);
             var toJsonResult = response.data.ToJson();
             string expectedJson = "{\"array\":[],\"name\":\"testName\"}";
             Assert.AreEqual(toJsonResult, expectedJson);
-        }        
+        }
+
+        [Test]
+        public void EmptyArrayInJsonDataTest()
+        {
+            var toJsonResult = JsonMapper.ToJson(new EmptyArrayInJsonDataTest {
+                name = "testName",
+                array = new int[0]
+            });
+            string expectedJson = "{\"array\":[],\"name\":\"testName\"}";
+            Assert.AreEqual(toJsonResult, expectedJson);
+        }
     }
 }