Added TranslateMember tests

Author: Turnerj

tests/MongoFramework.Tests/Infrastructure/Querying/ExpressionTranslationTests.cs

@@ -281,5 +281,40 @@ public void TranslateInstantiation_InvalidExpression()
 			var expression = GetTransform(e => e.SingleNumber);
 			ExpressionTranslation.TranslateInstantiation(expression);
 		}
+
+		[TestMethod]
+		public void TranslateMember_SingleLevelMember()
+		{
+			var expression = GetTransform(e => e.SingleString);
+			var result = ExpressionTranslation.TranslateMember(expression);
+			var expected = new BsonString("SingleString");
+			Assert.AreEqual(expected, result);
+		}
+
+		[TestMethod]
+		public void TranslateMember_MultiLevelMember()
+		{
+			var expression = GetTransform(e => e.SingleModel.SingleNumber);
+			var result = ExpressionTranslation.TranslateMember(expression);
+			var expected = new BsonString("SingleModel.SingleNumber");
+			Assert.AreEqual(expected, result);
+		}
+
+		[TestMethod]
+		public void TranslateMember_MemberWithArrayIndex_AtStart()
+		{
+			var expression = GetTransform(e => e.ArrayOfModels[3].SingleNumber);
+			var result = ExpressionTranslation.TranslateMember(expression);
+			var expected = new BsonString("ArrayOfModels.3.SingleNumber");
+			Assert.AreEqual(expected, result);
+		}
+		[TestMethod]
+		public void TranslateMember_MemberWithArrayIndex_AtEnd()
+		{
+			var expression = GetTransform(e => e.SingleModel.ArrayOfModels[2]);
+			var result = ExpressionTranslation.TranslateMember(expression);
+			var expected = new BsonString("SingleModel.ArrayOfModels.2");
+			Assert.AreEqual(expected, result);
+		}
 	}
 }