public void AssertPackedFieldsSetViaReflection(IMessage message)
        {
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_int32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_int64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_uint32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_uint64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_sint32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_sint64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_fixed32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_fixed64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_sfixed32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_sfixed64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_float")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_double")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_bool")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("packed_enum")));

            Assert.AreEqual(601, message[f("packed_int32"), 0]);
            Assert.AreEqual(602L, message[f("packed_int64"), 0]);
            Assert.AreEqual(603u, message[f("packed_uint32"), 0]);
            Assert.AreEqual(604uL, message[f("packed_uint64"), 0]);
            Assert.AreEqual(605, message[f("packed_sint32"), 0]);
            Assert.AreEqual(606L, message[f("packed_sint64"), 0]);
            Assert.AreEqual(607u, message[f("packed_fixed32"), 0]);
            Assert.AreEqual(608uL, message[f("packed_fixed64"), 0]);
            Assert.AreEqual(609, message[f("packed_sfixed32"), 0]);
            Assert.AreEqual(610L, message[f("packed_sfixed64"), 0]);
            Assert.AreEqual(611F, message[f("packed_float"), 0]);
            Assert.AreEqual(612D, message[f("packed_double"), 0]);
            Assert.AreEqual(true, message[f("packed_bool"), 0]);
            Assert.AreEqual(foreignBar, message[f("packed_enum"), 0]);

            Assert.AreEqual(701, message[f("packed_int32"), 1]);
            Assert.AreEqual(702L, message[f("packed_int64"), 1]);
            Assert.AreEqual(703u, message[f("packed_uint32"), 1]);
            Assert.AreEqual(704uL, message[f("packed_uint64"), 1]);
            Assert.AreEqual(705, message[f("packed_sint32"), 1]);
            Assert.AreEqual(706L, message[f("packed_sint64"), 1]);
            Assert.AreEqual(707u, message[f("packed_fixed32"), 1]);
            Assert.AreEqual(708uL, message[f("packed_fixed64"), 1]);
            Assert.AreEqual(709, message[f("packed_sfixed32"), 1]);
            Assert.AreEqual(710L, message[f("packed_sfixed64"), 1]);
            Assert.AreEqual(711F, message[f("packed_float"), 1]);
            Assert.AreEqual(712D, message[f("packed_double"), 1]);
            Assert.AreEqual(false, message[f("packed_bool"), 1]);
            Assert.AreEqual(foreignBaz, message[f("packed_enum"), 1]);
        }
        /// <summary>
        /// Assert that all fields of the message are cleared, and that
        /// getting the fields returns their default values, using the reflection interface.
        /// </summary>
        public void AssertClearViaReflection(IMessage message)
        {
            // has_blah() should initially be false for all optional fields.
            Assert.IsFalse(message.HasField(f("optional_int32")));
            Assert.IsFalse(message.HasField(f("optional_int64")));
            Assert.IsFalse(message.HasField(f("optional_uint32")));
            Assert.IsFalse(message.HasField(f("optional_uint64")));
            Assert.IsFalse(message.HasField(f("optional_sint32")));
            Assert.IsFalse(message.HasField(f("optional_sint64")));
            Assert.IsFalse(message.HasField(f("optional_fixed32")));
            Assert.IsFalse(message.HasField(f("optional_fixed64")));
            Assert.IsFalse(message.HasField(f("optional_sfixed32")));
            Assert.IsFalse(message.HasField(f("optional_sfixed64")));
            Assert.IsFalse(message.HasField(f("optional_float")));
            Assert.IsFalse(message.HasField(f("optional_double")));
            Assert.IsFalse(message.HasField(f("optional_bool")));
            Assert.IsFalse(message.HasField(f("optional_string")));
            Assert.IsFalse(message.HasField(f("optional_bytes")));

            Assert.IsFalse(message.HasField(f("optionalgroup")));
            Assert.IsFalse(message.HasField(f("optional_nested_message")));
            Assert.IsFalse(message.HasField(f("optional_foreign_message")));
            Assert.IsFalse(message.HasField(f("optional_import_message")));

            Assert.IsFalse(message.HasField(f("optional_nested_enum")));
            Assert.IsFalse(message.HasField(f("optional_foreign_enum")));
            Assert.IsFalse(message.HasField(f("optional_import_enum")));

            Assert.IsFalse(message.HasField(f("optional_string_piece")));
            Assert.IsFalse(message.HasField(f("optional_cord")));

            // Optional fields without defaults are set to zero or something like it.
            Assert.AreEqual(0, message[f("optional_int32")]);
            Assert.AreEqual(0L, message[f("optional_int64")]);
            Assert.AreEqual(0U, message[f("optional_uint32")]);
            Assert.AreEqual(0UL, message[f("optional_uint64")]);
            Assert.AreEqual(0, message[f("optional_sint32")]);
            Assert.AreEqual(0L, message[f("optional_sint64")]);
            Assert.AreEqual(0U, message[f("optional_fixed32")]);
            Assert.AreEqual(0UL, message[f("optional_fixed64")]);
            Assert.AreEqual(0, message[f("optional_sfixed32")]);
            Assert.AreEqual(0L, message[f("optional_sfixed64")]);
            Assert.AreEqual(0F, message[f("optional_float")]);
            Assert.AreEqual(0D, message[f("optional_double")]);
            Assert.AreEqual(false, message[f("optional_bool")]);
            Assert.AreEqual("", message[f("optional_string")]);
            Assert.AreEqual(ByteString.Empty, message[f("optional_bytes")]);

            // Embedded messages should also be clear.
            Assert.IsFalse(((IMessage) message[f("optionalgroup")]).HasField(groupA));
            Assert.IsFalse(((IMessage) message[f("optional_nested_message")])
                               .HasField(nestedB));
            Assert.IsFalse(((IMessage) message[f("optional_foreign_message")])
                               .HasField(foreignC));
            Assert.IsFalse(((IMessage) message[f("optional_import_message")])
                               .HasField(importD));

            Assert.AreEqual(0, ((IMessage) message[f("optionalgroup")])[groupA]);
            Assert.AreEqual(0, ((IMessage) message[f("optional_nested_message")])[nestedB]);
            Assert.AreEqual(0, ((IMessage) message[f("optional_foreign_message")])[foreignC]);
            Assert.AreEqual(0, ((IMessage) message[f("optional_import_message")])[importD]);

            // Enums without defaults are set to the first value in the enum.
            Assert.AreEqual(nestedFoo, message[f("optional_nested_enum")]);
            Assert.AreEqual(foreignFoo, message[f("optional_foreign_enum")]);
            Assert.AreEqual(importFoo, message[f("optional_import_enum")]);

            Assert.AreEqual("", message[f("optional_string_piece")]);
            Assert.AreEqual("", message[f("optional_cord")]);

            // Repeated fields are empty.
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_int32")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_int64")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_uint32")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_uint64")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_sint32")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_sint64")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_fixed32")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_fixed64")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_sfixed32")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_sfixed64")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_float")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_double")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_bool")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_string")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_bytes")));

            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeatedgroup")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_nested_message")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_foreign_message")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_import_message")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_nested_enum")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_foreign_enum")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_import_enum")));

            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_string_piece")));
            Assert.AreEqual(0, message.GetRepeatedFieldCount(f("repeated_cord")));

            // has_blah() should also be false for all default fields.
            Assert.IsFalse(message.HasField(f("default_int32")));
            Assert.IsFalse(message.HasField(f("default_int64")));
            Assert.IsFalse(message.HasField(f("default_uint32")));
            Assert.IsFalse(message.HasField(f("default_uint64")));
            Assert.IsFalse(message.HasField(f("default_sint32")));
            Assert.IsFalse(message.HasField(f("default_sint64")));
            Assert.IsFalse(message.HasField(f("default_fixed32")));
            Assert.IsFalse(message.HasField(f("default_fixed64")));
            Assert.IsFalse(message.HasField(f("default_sfixed32")));
            Assert.IsFalse(message.HasField(f("default_sfixed64")));
            Assert.IsFalse(message.HasField(f("default_float")));
            Assert.IsFalse(message.HasField(f("default_double")));
            Assert.IsFalse(message.HasField(f("default_bool")));
            Assert.IsFalse(message.HasField(f("default_string")));
            Assert.IsFalse(message.HasField(f("default_bytes")));

            Assert.IsFalse(message.HasField(f("default_nested_enum")));
            Assert.IsFalse(message.HasField(f("default_foreign_enum")));
            Assert.IsFalse(message.HasField(f("default_import_enum")));

            Assert.IsFalse(message.HasField(f("default_string_piece")));
            Assert.IsFalse(message.HasField(f("default_cord")));

            // Fields with defaults have their default values (duh).
            Assert.AreEqual(41, message[f("default_int32")]);
            Assert.AreEqual(42L, message[f("default_int64")]);
            Assert.AreEqual(43U, message[f("default_uint32")]);
            Assert.AreEqual(44UL, message[f("default_uint64")]);
            Assert.AreEqual(-45, message[f("default_sint32")]);
            Assert.AreEqual(46L, message[f("default_sint64")]);
            Assert.AreEqual(47U, message[f("default_fixed32")]);
            Assert.AreEqual(48UL, message[f("default_fixed64")]);
            Assert.AreEqual(49, message[f("default_sfixed32")]);
            Assert.AreEqual(-50L, message[f("default_sfixed64")]);
            Assert.AreEqual(51.5F, message[f("default_float")]);
            Assert.AreEqual(52e3D, message[f("default_double")]);
            Assert.AreEqual(true, message[f("default_bool")]);
            Assert.AreEqual("hello", message[f("default_string")]);
            Assert.AreEqual(TestUtil.ToBytes("world"), message[f("default_bytes")]);

            Assert.AreEqual(nestedBar, message[f("default_nested_enum")]);
            Assert.AreEqual(foreignBar, message[f("default_foreign_enum")]);
            Assert.AreEqual(importBar, message[f("default_import_enum")]);

            Assert.AreEqual("abc", message[f("default_string_piece")]);
            Assert.AreEqual("123", message[f("default_cord")]);
        }
        // ---------------------------------------------------------------

        internal void AssertRepeatedFieldsModifiedViaReflection(IMessage message)
        {
            // ModifyRepeatedFields only sets the second repeated element of each
            // field.  In addition to verifying this, we also verify that the first
            // element and size were *not* modified.
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_int32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_int64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_uint32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_uint64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_sint32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_sint64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_fixed32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_fixed64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_sfixed32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_sfixed64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_float")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_double")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_bool")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_string")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_bytes")));

            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeatedgroup")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_nested_message")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_foreign_message")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_import_message")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_nested_enum")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_foreign_enum")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_import_enum")));

            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_string_piece")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_cord")));

            Assert.AreEqual(201, message[f("repeated_int32"), 0]);
            Assert.AreEqual(202L, message[f("repeated_int64"), 0]);
            Assert.AreEqual(203U, message[f("repeated_uint32"), 0]);
            Assert.AreEqual(204UL, message[f("repeated_uint64"), 0]);
            Assert.AreEqual(205, message[f("repeated_sint32"), 0]);
            Assert.AreEqual(206L, message[f("repeated_sint64"), 0]);
            Assert.AreEqual(207U, message[f("repeated_fixed32"), 0]);
            Assert.AreEqual(208UL, message[f("repeated_fixed64"), 0]);
            Assert.AreEqual(209, message[f("repeated_sfixed32"), 0]);
            Assert.AreEqual(210L, message[f("repeated_sfixed64"), 0]);
            Assert.AreEqual(211F, message[f("repeated_float"), 0]);
            Assert.AreEqual(212D, message[f("repeated_double"), 0]);
            Assert.AreEqual(true, message[f("repeated_bool"), 0]);
            Assert.AreEqual("215", message[f("repeated_string"), 0]);
            Assert.AreEqual(TestUtil.ToBytes("216"), message[f("repeated_bytes"), 0]);

            Assert.AreEqual(217, ((IMessage) message[f("repeatedgroup"), 0])[repeatedGroupA]);
            Assert.AreEqual(218, ((IMessage) message[f("repeated_nested_message"), 0])[nestedB]);
            Assert.AreEqual(219, ((IMessage) message[f("repeated_foreign_message"), 0])[foreignC]);
            Assert.AreEqual(220, ((IMessage) message[f("repeated_import_message"), 0])[importD]);

            Assert.AreEqual(nestedBar, message[f("repeated_nested_enum"), 0]);
            Assert.AreEqual(foreignBar, message[f("repeated_foreign_enum"), 0]);
            Assert.AreEqual(importBar, message[f("repeated_import_enum"), 0]);

            Assert.AreEqual("224", message[f("repeated_string_piece"), 0]);
            Assert.AreEqual("225", message[f("repeated_cord"), 0]);

            Assert.AreEqual(501, message[f("repeated_int32"), 1]);
            Assert.AreEqual(502L, message[f("repeated_int64"), 1]);
            Assert.AreEqual(503U, message[f("repeated_uint32"), 1]);
            Assert.AreEqual(504UL, message[f("repeated_uint64"), 1]);
            Assert.AreEqual(505, message[f("repeated_sint32"), 1]);
            Assert.AreEqual(506L, message[f("repeated_sint64"), 1]);
            Assert.AreEqual(507U, message[f("repeated_fixed32"), 1]);
            Assert.AreEqual(508UL, message[f("repeated_fixed64"), 1]);
            Assert.AreEqual(509, message[f("repeated_sfixed32"), 1]);
            Assert.AreEqual(510L, message[f("repeated_sfixed64"), 1]);
            Assert.AreEqual(511F, message[f("repeated_float"), 1]);
            Assert.AreEqual(512D, message[f("repeated_double"), 1]);
            Assert.AreEqual(true, message[f("repeated_bool"), 1]);
            Assert.AreEqual("515", message[f("repeated_string"), 1]);
            Assert.AreEqual(TestUtil.ToBytes("516"), message[f("repeated_bytes"), 1]);

            Assert.AreEqual(517, ((IMessage) message[f("repeatedgroup"), 1])[repeatedGroupA]);
            Assert.AreEqual(518, ((IMessage) message[f("repeated_nested_message"), 1])[nestedB]);
            Assert.AreEqual(519, ((IMessage) message[f("repeated_foreign_message"), 1])[foreignC]);
            Assert.AreEqual(520, ((IMessage) message[f("repeated_import_message"), 1])[importD]);

            Assert.AreEqual(nestedFoo, message[f("repeated_nested_enum"), 1]);
            Assert.AreEqual(foreignFoo, message[f("repeated_foreign_enum"), 1]);
            Assert.AreEqual(importFoo, message[f("repeated_import_enum"), 1]);

            Assert.AreEqual("524", message[f("repeated_string_piece"), 1]);
            Assert.AreEqual("525", message[f("repeated_cord"), 1]);
        }
        // -------------------------------------------------------------------

        /// <summary>
        /// Asserts that all fields of the specified message are set to the values
        /// assigned by SetAllFields, using the IMessage reflection interface.
        /// </summary>
        public void AssertAllFieldsSetViaReflection(IMessage message)
        {
            Assert.IsTrue(message.HasField(f("optional_int32")));
            Assert.IsTrue(message.HasField(f("optional_int64")));
            Assert.IsTrue(message.HasField(f("optional_uint32")));
            Assert.IsTrue(message.HasField(f("optional_uint64")));
            Assert.IsTrue(message.HasField(f("optional_sint32")));
            Assert.IsTrue(message.HasField(f("optional_sint64")));
            Assert.IsTrue(message.HasField(f("optional_fixed32")));
            Assert.IsTrue(message.HasField(f("optional_fixed64")));
            Assert.IsTrue(message.HasField(f("optional_sfixed32")));
            Assert.IsTrue(message.HasField(f("optional_sfixed64")));
            Assert.IsTrue(message.HasField(f("optional_float")));
            Assert.IsTrue(message.HasField(f("optional_double")));
            Assert.IsTrue(message.HasField(f("optional_bool")));
            Assert.IsTrue(message.HasField(f("optional_string")));
            Assert.IsTrue(message.HasField(f("optional_bytes")));

            Assert.IsTrue(message.HasField(f("optionalgroup")));
            Assert.IsTrue(message.HasField(f("optional_nested_message")));
            Assert.IsTrue(message.HasField(f("optional_foreign_message")));
            Assert.IsTrue(message.HasField(f("optional_import_message")));

            Assert.IsTrue(((IMessage) message[f("optionalgroup")]).HasField(groupA));
            Assert.IsTrue(((IMessage) message[f("optional_nested_message")]).HasField(nestedB));
            Assert.IsTrue(((IMessage) message[f("optional_foreign_message")]).HasField(foreignC));
            Assert.IsTrue(((IMessage) message[f("optional_import_message")]).HasField(importD));

            Assert.IsTrue(message.HasField(f("optional_nested_enum")));
            Assert.IsTrue(message.HasField(f("optional_foreign_enum")));
            Assert.IsTrue(message.HasField(f("optional_import_enum")));

            Assert.IsTrue(message.HasField(f("optional_string_piece")));
            Assert.IsTrue(message.HasField(f("optional_cord")));

            Assert.AreEqual(101, message[f("optional_int32")]);
            Assert.AreEqual(102L, message[f("optional_int64")]);
            Assert.AreEqual(103u, message[f("optional_uint32")]);
            Assert.AreEqual(104UL, message[f("optional_uint64")]);
            Assert.AreEqual(105, message[f("optional_sint32")]);
            Assert.AreEqual(106L, message[f("optional_sint64")]);
            Assert.AreEqual(107U, message[f("optional_fixed32")]);
            Assert.AreEqual(108UL, message[f("optional_fixed64")]);
            Assert.AreEqual(109, message[f("optional_sfixed32")]);
            Assert.AreEqual(110L, message[f("optional_sfixed64")]);
            Assert.AreEqual(111F, message[f("optional_float")]);
            Assert.AreEqual(112D, message[f("optional_double")]);
            Assert.AreEqual(true, message[f("optional_bool")]);
            Assert.AreEqual("115", message[f("optional_string")]);
            Assert.AreEqual(TestUtil.ToBytes("116"), message[f("optional_bytes")]);

            Assert.AreEqual(117, ((IMessage) message[f("optionalgroup")])[groupA]);
            Assert.AreEqual(118, ((IMessage) message[f("optional_nested_message")])[nestedB]);
            Assert.AreEqual(119, ((IMessage) message[f("optional_foreign_message")])[foreignC]);
            Assert.AreEqual(120, ((IMessage) message[f("optional_import_message")])[importD]);

            Assert.AreEqual(nestedBaz, message[f("optional_nested_enum")]);
            Assert.AreEqual(foreignBaz, message[f("optional_foreign_enum")]);
            Assert.AreEqual(importBaz, message[f("optional_import_enum")]);

            Assert.AreEqual("124", message[f("optional_string_piece")]);
            Assert.AreEqual("125", message[f("optional_cord")]);

            // -----------------------------------------------------------------

            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_int32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_int64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_uint32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_uint64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_sint32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_sint64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_fixed32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_fixed64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_sfixed32")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_sfixed64")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_float")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_double")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_bool")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_string")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_bytes")));

            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeatedgroup")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_nested_message")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_foreign_message")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_import_message")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_nested_enum")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_foreign_enum")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_import_enum")));

            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_string_piece")));
            Assert.AreEqual(2, message.GetRepeatedFieldCount(f("repeated_cord")));

            Assert.AreEqual(201, message[f("repeated_int32"), 0]);
            Assert.AreEqual(202L, message[f("repeated_int64"), 0]);
            Assert.AreEqual(203U, message[f("repeated_uint32"), 0]);
            Assert.AreEqual(204UL, message[f("repeated_uint64"), 0]);
            Assert.AreEqual(205, message[f("repeated_sint32"), 0]);
            Assert.AreEqual(206L, message[f("repeated_sint64"), 0]);
            Assert.AreEqual(207U, message[f("repeated_fixed32"), 0]);
            Assert.AreEqual(208UL, message[f("repeated_fixed64"), 0]);
            Assert.AreEqual(209, message[f("repeated_sfixed32"), 0]);
            Assert.AreEqual(210L, message[f("repeated_sfixed64"), 0]);
            Assert.AreEqual(211F, message[f("repeated_float"), 0]);
            Assert.AreEqual(212D, message[f("repeated_double"), 0]);
            Assert.AreEqual(true, message[f("repeated_bool"), 0]);
            Assert.AreEqual("215", message[f("repeated_string"), 0]);
            Assert.AreEqual(TestUtil.ToBytes("216"), message[f("repeated_bytes"), 0]);

            Assert.AreEqual(217, ((IMessage) message[f("repeatedgroup"), 0])[repeatedGroupA]);
            Assert.AreEqual(218, ((IMessage) message[f("repeated_nested_message"), 0])[nestedB]);
            Assert.AreEqual(219, ((IMessage) message[f("repeated_foreign_message"), 0])[foreignC]);
            Assert.AreEqual(220, ((IMessage) message[f("repeated_import_message"), 0])[importD]);

            Assert.AreEqual(nestedBar, message[f("repeated_nested_enum"), 0]);
            Assert.AreEqual(foreignBar, message[f("repeated_foreign_enum"), 0]);
            Assert.AreEqual(importBar, message[f("repeated_import_enum"), 0]);

            Assert.AreEqual("224", message[f("repeated_string_piece"), 0]);
            Assert.AreEqual("225", message[f("repeated_cord"), 0]);

            Assert.AreEqual(301, message[f("repeated_int32"), 1]);
            Assert.AreEqual(302L, message[f("repeated_int64"), 1]);
            Assert.AreEqual(303U, message[f("repeated_uint32"), 1]);
            Assert.AreEqual(304UL, message[f("repeated_uint64"), 1]);
            Assert.AreEqual(305, message[f("repeated_sint32"), 1]);
            Assert.AreEqual(306L, message[f("repeated_sint64"), 1]);
            Assert.AreEqual(307U, message[f("repeated_fixed32"), 1]);
            Assert.AreEqual(308UL, message[f("repeated_fixed64"), 1]);
            Assert.AreEqual(309, message[f("repeated_sfixed32"), 1]);
            Assert.AreEqual(310L, message[f("repeated_sfixed64"), 1]);
            Assert.AreEqual(311F, message[f("repeated_float"), 1]);
            Assert.AreEqual(312D, message[f("repeated_double"), 1]);
            Assert.AreEqual(false, message[f("repeated_bool"), 1]);
            Assert.AreEqual("315", message[f("repeated_string"), 1]);
            Assert.AreEqual(TestUtil.ToBytes("316"), message[f("repeated_bytes"), 1]);

            Assert.AreEqual(317, ((IMessage) message[f("repeatedgroup"), 1])[repeatedGroupA]);
            Assert.AreEqual(318, ((IMessage) message[f("repeated_nested_message"), 1])[nestedB]);
            Assert.AreEqual(319, ((IMessage) message[f("repeated_foreign_message"), 1])[foreignC]);
            Assert.AreEqual(320, ((IMessage) message[f("repeated_import_message"), 1])[importD]);

            Assert.AreEqual(nestedBaz, message[f("repeated_nested_enum"), 1]);
            Assert.AreEqual(foreignBaz, message[f("repeated_foreign_enum"), 1]);
            Assert.AreEqual(importBaz, message[f("repeated_import_enum"), 1]);

            Assert.AreEqual("324", message[f("repeated_string_piece"), 1]);
            Assert.AreEqual("325", message[f("repeated_cord"), 1]);

            // -----------------------------------------------------------------

            Assert.IsTrue(message.HasField(f("default_int32")));
            Assert.IsTrue(message.HasField(f("default_int64")));
            Assert.IsTrue(message.HasField(f("default_uint32")));
            Assert.IsTrue(message.HasField(f("default_uint64")));
            Assert.IsTrue(message.HasField(f("default_sint32")));
            Assert.IsTrue(message.HasField(f("default_sint64")));
            Assert.IsTrue(message.HasField(f("default_fixed32")));
            Assert.IsTrue(message.HasField(f("default_fixed64")));
            Assert.IsTrue(message.HasField(f("default_sfixed32")));
            Assert.IsTrue(message.HasField(f("default_sfixed64")));
            Assert.IsTrue(message.HasField(f("default_float")));
            Assert.IsTrue(message.HasField(f("default_double")));
            Assert.IsTrue(message.HasField(f("default_bool")));
            Assert.IsTrue(message.HasField(f("default_string")));
            Assert.IsTrue(message.HasField(f("default_bytes")));

            Assert.IsTrue(message.HasField(f("default_nested_enum")));
            Assert.IsTrue(message.HasField(f("default_foreign_enum")));
            Assert.IsTrue(message.HasField(f("default_import_enum")));

            Assert.IsTrue(message.HasField(f("default_string_piece")));
            Assert.IsTrue(message.HasField(f("default_cord")));

            Assert.AreEqual(401, message[f("default_int32")]);
            Assert.AreEqual(402L, message[f("default_int64")]);
            Assert.AreEqual(403U, message[f("default_uint32")]);
            Assert.AreEqual(404UL, message[f("default_uint64")]);
            Assert.AreEqual(405, message[f("default_sint32")]);
            Assert.AreEqual(406L, message[f("default_sint64")]);
            Assert.AreEqual(407U, message[f("default_fixed32")]);
            Assert.AreEqual(408UL, message[f("default_fixed64")]);
            Assert.AreEqual(409, message[f("default_sfixed32")]);
            Assert.AreEqual(410L, message[f("default_sfixed64")]);
            Assert.AreEqual(411F, message[f("default_float")]);
            Assert.AreEqual(412D, message[f("default_double")]);
            Assert.AreEqual(false, message[f("default_bool")]);
            Assert.AreEqual("415", message[f("default_string")]);
            Assert.AreEqual(TestUtil.ToBytes("416"), message[f("default_bytes")]);

            Assert.AreEqual(nestedFoo, message[f("default_nested_enum")]);
            Assert.AreEqual(foreignFoo, message[f("default_foreign_enum")]);
            Assert.AreEqual(importFoo, message[f("default_import_enum")]);

            Assert.AreEqual("424", message[f("default_string_piece")]);
            Assert.AreEqual("425", message[f("default_cord")]);
        }