Disable JsonTest since json type is not available on managed instance (#3885)

Author: apoorvdeshmukh

src/Microsoft.Data.SqlClient/tests/ManualTests/SQL/JsonTest/JsonTest.cs

@@ -73,7 +73,7 @@ private void ValidateNullJson(SqlDataReader reader)
             }
         }
 
-        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer))]
+        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer), nameof(DataTestUtility.IsNotManagedInstance))]
         public void TestJsonWrite()
         {
             string tableName = DataTestUtility.GenerateObjectName();
@@ -137,7 +137,7 @@ public void TestJsonWrite()
             }
         }
 
-        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer))]
+        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer), nameof(DataTestUtility.IsNotManagedInstance))]
         public async Task TestJsonWriteAsync()
         {
             string tableName = DataTestUtility.GenerateObjectName();
@@ -201,7 +201,7 @@ public async Task TestJsonWriteAsync()
             }
         }
 
-        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer))]
+        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer), nameof(DataTestUtility.IsNotManagedInstance))]
         public void TestJsonRead()
         {
             string tableName = DataTestUtility.GenerateObjectName();
@@ -260,7 +260,7 @@ public void TestJsonRead()
             }
         }
 
-        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer))]
+        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer), nameof(DataTestUtility.IsNotManagedInstance))]
         public async Task TestJsonReadAsync()
         {
             string tableName = DataTestUtility.GenerateObjectName();
@@ -319,7 +319,7 @@ public async Task TestJsonReadAsync()
             }
         }
 
-        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer))]
+        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer), nameof(DataTestUtility.IsNotManagedInstance))]
         public void TestNullJson()
         {
             string tableName = DataTestUtility.GenerateObjectName();
@@ -350,7 +350,7 @@ public void TestNullJson()
             DataTestUtility.DropTable(connection, tableName);
         }
 
-        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer))]
+        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer), nameof(DataTestUtility.IsNotManagedInstance))]
         public void TestJsonAPIs()
         {
             string tableName = DataTestUtility.GenerateObjectName();
@@ -398,7 +398,7 @@ public void TestJsonAPIs()
             }
         }
 
-        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer))]
+        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer), nameof(DataTestUtility.IsNotManagedInstance))]
         public void TestJsonWithMARS()
         {
             string table1Name = DataTestUtility.GenerateObjectName();
@@ -454,7 +454,7 @@ public void TestJsonWithMARS()
             }
         }
 
-        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer))]
+        [ConditionalFact(typeof(DataTestUtility), nameof(DataTestUtility.IsAzureServer), nameof(DataTestUtility.IsNotManagedInstance))]
         public void TestJsonSPParams()
         {
             string tableName = DataTestUtility.GenerateObjectName();