public static void When_read_simple_object()
{
// Read
using (var tr = new StringReader(s_jsonObject))
using (var jr = new JsonTextReader(tr))
{
string name = null;
string last = "smith";
string middle = "a";
bool alive = false;
int age = -1;
var type = new System.Data.SqlDbType?[3];
Guid? guid = null;
Uri uri = null;
byte u8 = 0;
sbyte s8 = 0;
ushort u16 = 0;
short s16 = 0;
uint u32 = 0;
int s32 = 0;
long s64 = 0;
jr.ReadObject(n =>
{
switch (n)
{
case "name": name = (string)jr.Value; return(true);
case "last": last = (string)jr.Value; return(true);
case "middle": middle = (string)jr.Value; return(true);
case "alive": alive = jr.AsBool(); alive = jr.AsBoolNullable().Value; return(true);
case "age": age = jr.AsInt32(); return(true);
case "type1": type[0] = jr.AsEnum <System.Data.SqlDbType>(true); return(true);
case "type2": type[1] = jr.AsEnumNullable <System.Data.SqlDbType>(true); return(true);
case "type3": type[2] = jr.AsEnumNullable <System.Data.SqlDbType>(true); return(true);
case "object": jr.SkipObject(); return(true);
case "array": jr.SkipCountArray(); return(true);
case "guid": guid = jr.AsGuid(); guid = jr.AsGuidNullable(); return(true);
case "uri": uri = jr.AsUri(UriKind.Absolute); uri = jr.AsUriNullable(UriKind.Absolute); return(true);
case "byte": u8 = jr.AsByte(); u8 = jr.AsByteNullable().Value; return(true);
case "sbyte": s8 = jr.AsSByte(); s8 = jr.AsSByteNullable().Value; return(true);
case "ushort": u16 = jr.AsUInt16(); u16 = jr.AsUInt16Nullable().Value; return(true);
case "short": s16 = jr.AsInt16(); s16 = jr.AsInt16Nullable().Value; return(true);
case "uint": u32 = jr.AsUInt32(); u32 = jr.AsUInt32Nullable().Value; return(true);
case "int": s32 = jr.AsInt32(); s32 = jr.AsInt32Nullable().Value; return(true);
case "long": s64 = jr.AsInt64(); s64 = jr.AsInt64Nullable().Value; return(true);
}
return(false);
});
string text = $"{name} {age}";
Assert.Equal("joe 99", text);
Assert.Equal("joe", name);
Assert.Null(last);
Assert.Equal(string.Empty, middle);
Assert.True(alive);
Assert.Equal(99, age);
Assert.Equal(System.Data.SqlDbType.TinyInt, type[0]);
Assert.Null(type[1]);
Assert.Null(type[2]);
Assert.Equal(s_guid, guid.Value);
Assert.Equal(s_uri.ToString(), uri?.ToString(), StringComparer.Ordinal);
Assert.Equal(byte.MaxValue, u8);
Assert.Equal(sbyte.MinValue, s8);
Assert.Equal(ushort.MaxValue, u16);
Assert.Equal(short.MinValue, s16);
Assert.Equal(uint.MaxValue, u32);
Assert.Equal(int.MinValue, s32);
Assert.Equal(long.MinValue, s64);
}
// Skip
using (var tr = new StringReader(s_jsonObject))
using (var jr = new JsonTextReader(tr))
{
int actualCount = jr.SkipObject();
Assert.True(jr.TokenType == JsonToken.EndObject);
Assert.Equal(19, actualCount);
}
}
