public void WriteObjectNestedInConstructor()
{
StringBuilder sb = new StringBuilder();
StringWriter sw = new StringWriter(sb);
using (JsonWriter jsonWriter = new JsonTextWriter(sw))
{
jsonWriter.WriteStartObject();
jsonWriter.WritePropertyName("con");
jsonWriter.WriteStartConstructor("Ext.data.JsonStore");
jsonWriter.WriteStartObject();
jsonWriter.WritePropertyName("aa");
jsonWriter.WriteValue("aa");
jsonWriter.WriteEndObject();
jsonWriter.WriteEndConstructor();
jsonWriter.WriteEndObject();
}
Assert.AreEqual(@"{""con"":new Ext.data.JsonStore({""aa"":""aa""})}", sb.ToString());
}
public void Indentation()
{
StringBuilder sb = new StringBuilder();
StringWriter sw = new StringWriter(sb);
using (JsonTextWriter jsonWriter = new JsonTextWriter(sw))
{
jsonWriter.Formatting = Formatting.Indented;
Assert.AreEqual(Formatting.Indented, jsonWriter.Formatting);
jsonWriter.Indentation = 5;
Assert.AreEqual(5, jsonWriter.Indentation);
jsonWriter.IndentChar = '_';
Assert.AreEqual('_', jsonWriter.IndentChar);
jsonWriter.QuoteName = true;
Assert.AreEqual(true, jsonWriter.QuoteName);
jsonWriter.QuoteChar = '\'';
Assert.AreEqual('\'', jsonWriter.QuoteChar);
jsonWriter.WriteStartObject();
jsonWriter.WritePropertyName("propertyName");
jsonWriter.WriteValue(double.NaN);
jsonWriter.WriteEndObject();
}
string expected = @"{
_____'propertyName': NaN
}";
string result = sb.ToString();
Assert.AreEqual(expected, result);
}
public void WriteRawValue()
{
StringBuilder sb = new StringBuilder();
StringWriter sw = new StringWriter(sb);
using (JsonWriter jsonWriter = new JsonTextWriter(sw))
{
int i = 0;
string rawJson = "[1,2]";
jsonWriter.WriteStartObject();
while (i < 3)
{
jsonWriter.WritePropertyName("d" + i);
jsonWriter.WriteRawValue(rawJson);
i++;
}
jsonWriter.WriteEndObject();
}
Assert.AreEqual(@"{""d0"":[1,2],""d1"":[1,2],""d2"":[1,2]}", sb.ToString());
}
public void WriteRawInObject()
{
StringBuilder sb = new StringBuilder();
StringWriter sw = new StringWriter(sb);
using (JsonWriter jsonWriter = new JsonTextWriter(sw))
{
jsonWriter.Formatting = Formatting.Indented;
jsonWriter.WriteStartObject();
jsonWriter.WriteRaw(@"""PropertyName"":[1,2,3,4,5]");
jsonWriter.WriteEnd();
}
string expected = @"{""PropertyName"":[1,2,3,4,5]}";
string result = sb.ToString();
Assert.AreEqual(expected, result);
}
public void State()
{
StringBuilder sb = new StringBuilder();
StringWriter sw = new StringWriter(sb);
using (JsonWriter jsonWriter = new JsonTextWriter(sw))
{
Assert.AreEqual(WriteState.Start, jsonWriter.WriteState);
jsonWriter.WriteStartObject();
Assert.AreEqual(WriteState.Object, jsonWriter.WriteState);
jsonWriter.WritePropertyName("CPU");
Assert.AreEqual(WriteState.Property, jsonWriter.WriteState);
jsonWriter.WriteValue("Intel");
Assert.AreEqual(WriteState.Object, jsonWriter.WriteState);
jsonWriter.WritePropertyName("Drives");
Assert.AreEqual(WriteState.Property, jsonWriter.WriteState);
jsonWriter.WriteStartArray();
Assert.AreEqual(WriteState.Array, jsonWriter.WriteState);
jsonWriter.WriteValue("DVD read/writer");
Assert.AreEqual(WriteState.Array, jsonWriter.WriteState);
jsonWriter.WriteEnd();
Assert.AreEqual(WriteState.Object, jsonWriter.WriteState);
jsonWriter.WriteEndObject();
Assert.AreEqual(WriteState.Start, jsonWriter.WriteState);
}
}
public void Indenting()
{
StringBuilder sb = new StringBuilder();
StringWriter sw = new StringWriter(sb);
using (JsonWriter jsonWriter = new JsonTextWriter(sw))
{
jsonWriter.Formatting = Formatting.Indented;
jsonWriter.WriteStartObject();
jsonWriter.WritePropertyName("CPU");
jsonWriter.WriteValue("Intel");
jsonWriter.WritePropertyName("PSU");
jsonWriter.WriteValue("500W");
jsonWriter.WritePropertyName("Drives");
jsonWriter.WriteStartArray();
jsonWriter.WriteValue("DVD read/writer");
jsonWriter.WriteComment("(broken)");
jsonWriter.WriteValue("500 gigabyte hard drive");
jsonWriter.WriteValue("200 gigabype hard drive");
jsonWriter.WriteEnd();
jsonWriter.WriteEndObject();
}
// {
// "CPU": "Intel",
// "PSU": "500W",
// "Drives": [
// "DVD read/writer"
// /*(broken)*/,
// "500 gigabyte hard drive",
// "200 gigabype hard drive"
// ]
// }
string expected = @"{
""CPU"": ""Intel"",
""PSU"": ""500W"",
""Drives"": [
""DVD read/writer""
/*(broken)*/,
""500 gigabyte hard drive"",
""200 gigabype hard drive""
]
}";
string result = sb.ToString();
Console.WriteLine("Indenting");
Console.WriteLine(result);
Assert.AreEqual(expected, result);
}
public void WriteReadWrite()
{
StringBuilder sb = new StringBuilder();
StringWriter sw = new StringWriter(sb);
using (JsonWriter jsonWriter = new JsonTextWriter(sw)
{
Formatting = Formatting.Indented
})
{
jsonWriter.WriteStartArray();
jsonWriter.WriteValue(true);
jsonWriter.WriteStartObject();
jsonWriter.WritePropertyName("integer");
jsonWriter.WriteValue(99);
jsonWriter.WritePropertyName("string");
jsonWriter.WriteValue("how now brown cow?");
jsonWriter.WritePropertyName("array");
jsonWriter.WriteStartArray();
for (int i = 0; i < 5; i++)
{
jsonWriter.WriteValue(i);
}
jsonWriter.WriteStartObject();
jsonWriter.WritePropertyName("decimal");
jsonWriter.WriteValue(990.00990099m);
jsonWriter.WriteEndObject();
jsonWriter.WriteValue(5);
jsonWriter.WriteEndArray();
jsonWriter.WriteEndObject();
jsonWriter.WriteValue("This is a string.");
jsonWriter.WriteNull();
jsonWriter.WriteNull();
jsonWriter.WriteEndArray();
}
string json = sb.ToString();
JsonSerializer serializer = new JsonSerializer();
object jsonObject = serializer.Deserialize(new JsonTextReader(new StringReader(json)));
sb = new StringBuilder();
sw = new StringWriter(sb);
using (JsonWriter jsonWriter = new JsonTextWriter(sw)
{
Formatting = Formatting.Indented
})
{
serializer.Serialize(jsonWriter, jsonObject);
}
Assert.AreEqual(json, sb.ToString());
}