public void ScalarValueReading()
{
var writer = new JsonBufferWriter();
writer.WriteString("foobar");
AssertBufferedValueScalarOrNull(JsonToken.String("foobar"), writer);
}
public void NullValueReading()
{
var writer = new JsonBufferWriter();
writer.WriteNull();
AssertBufferedValueScalarOrNull(JsonToken.Null(), writer);
}
public void Issue57()
{
var maxDepth = new JsonBufferWriter().MaxDepth + 1;
var json = new string('[', maxDepth) + new string(']', maxDepth);
JsonBuffer.From(json);
}
static void AssertBufferedValueScalarOrNull(JsonToken expected, JsonBufferWriter writer)
{
var buffer = writer.GetBuffer();
var reader = buffer.CreateReader();
reader.Read();
reader.Read();
var value = reader.BufferValue();
if (expected.Class == JsonTokenClass.Null)
{
Assert.IsTrue(value.IsNull);
}
else
{
Assert.IsTrue(value.IsScalar);
}
var vr = value.CreateReader();
Assert.AreEqual(1, vr.Depth);
Assert.AreEqual(expected, vr.Token);
vr.Read();
vr.ReadToken(JsonTokenClass.EndArray);
Assert.IsTrue(vr.EOF);
}
public void BufferValueOnMember()
{
JsonBufferWriter writer = new JsonBufferWriter();
writer.WriteFromReader(JsonText.CreateReader("{foo:bar}"));
JsonBufferReader reader = writer.GetBuffer().CreateReader();
reader.Read(); // object start
reader.Read(); // foo
Assert.AreEqual(JsonToken.String("bar"), reader.BufferValue().CreateReader().Token);
}
public void BufferValueOnEOF()
{
JsonBufferWriter writer = new JsonBufferWriter();
writer.WriteFromReader(JsonText.CreateReader("[]"));
JsonBufferReader reader = writer.GetBuffer().CreateReader();
reader.Read(); // array start
reader.Read(); // array end
Assert.IsTrue(reader.BufferValue().IsEmpty);
}
public void BufferValueOnBOF()
{
JsonBufferWriter writer = new JsonBufferWriter();
writer.WriteFromReader(JsonText.CreateReader("[]"));
JsonBuffer buffer = writer.GetBuffer().CreateReader().BufferValue();
Assert.AreEqual(2, buffer.Length);
Assert.AreEqual(JsonToken.Array(), buffer[0]);
Assert.AreEqual(JsonToken.EndArray(), buffer[1]);
}
public void BufferValueOnArrayEnd()
{
JsonBufferWriter writer = new JsonBufferWriter();
writer.WriteFromReader(JsonText.CreateReader("[[],foo]"));
JsonBufferReader reader = writer.GetBuffer().CreateReader();
reader.Read(); // outer array start
reader.Read(); // inner array start
reader.Read(); // inner array end
Assert.AreEqual(JsonToken.String("foo"), reader.BufferValue()[0]);
}
public void BufferScalarValue()
{
JsonBufferWriter writer = new JsonBufferWriter();
writer.WriteString("foobar");
JsonBuffer buffer = writer.GetBuffer();
JsonBufferReader reader = buffer.CreateReader();
reader.Read(); // array start
reader.Read(); // string
Assert.AreEqual("foobar", reader.BufferValue().CreateReader().BufferValue().CreateReader().ReadString());
}
public void BufferValueOnEOF()
{
var writer = new JsonBufferWriter();
writer.WriteFromReader(JsonText.CreateReader("[]"));
var reader = writer.GetBuffer().CreateReader();
reader.Read(); // array start
reader.Read(); // array end
Assert.IsTrue(reader.BufferValue().IsEmpty);
}
public void BufferValueOnBOF()
{
var writer = new JsonBufferWriter();
writer.WriteFromReader(JsonText.CreateReader("[]"));
var buffer = writer.GetBuffer().CreateReader().BufferValue();
Assert.AreEqual(2, buffer.Length);
Assert.AreEqual(JsonToken.Array(), buffer[0]);
Assert.AreEqual(JsonToken.EndArray(), buffer[1]);
}
public void BufferValueOnMember()
{
var writer = new JsonBufferWriter();
writer.WriteFromReader(JsonText.CreateReader("{foo:bar}"));
var reader = writer.GetBuffer().CreateReader();
reader.Read(); // object start
reader.Read(); // foo
Assert.AreEqual(JsonToken.String("bar"), reader.BufferValue().CreateReader().Token);
}
public void BufferValueOnObjectEnd()
{
var writer = new JsonBufferWriter();
writer.WriteFromReader(JsonText.CreateReader("[{},foo]"));
var reader = writer.GetBuffer().CreateReader();
reader.Read(); // outer object start
reader.Read(); // inner object start
reader.Read(); // inner object end
Assert.AreEqual(JsonToken.String("foo"), reader.BufferValue()[0]);
}
public void BufferScalarValue()
{
var writer = new JsonBufferWriter();
writer.WriteString("foobar");
var buffer = writer.GetBuffer();
var reader = buffer.CreateReader();
reader.Read(); // array start
reader.Read(); // string
Assert.AreEqual("foobar", reader.BufferValue().CreateReader().BufferValue().CreateReader().ReadString());
}
public void BufferValueOnArrayEnd()
{
JsonBufferWriter writer = new JsonBufferWriter();
writer.WriteFromReader(JsonText.CreateReader("[[],foo]"));
JsonBufferReader reader = writer.GetBuffer().CreateReader();
reader.Read(); // outer array start
reader.Read(); // inner array start
reader.Read(); // inner array end
Assert.AreEqual(JsonToken.String("foo"), reader.BufferValue()[0]);
}
public static JsonBuffer ToObject(params NamedJsonBuffer[] members)
{
if (members == null)
throw new ArgumentNullException("members");
if (members.Length == 0)
return StockJsonBuffers.EmptyObject;
JsonBufferWriter writer = new JsonBufferWriter();
writer.WriteStartObject();
foreach (NamedJsonBuffer member in members)
{
writer.WriteMember(member.Name);
writer.WriteFromReader(member.Buffer.CreateReader());
}
writer.WriteEndObject();
return writer.GetBuffer();
}
public static JsonBuffer From(JsonReader reader)
{
if (reader == null)
{
throw new ArgumentNullException("reader");
}
JsonBufferReader bufferReader = reader as JsonBufferReader;
if (bufferReader != null)
{
return(bufferReader.BufferValue());
}
if (!reader.MoveToContent())
{
return(Empty);
}
if (reader.TokenClass == JsonTokenClass.Member)
{
reader.Read();
}
bool structured = reader.TokenClass == JsonTokenClass.Array ||
reader.TokenClass == JsonTokenClass.Object;
JsonBufferWriter writer = new JsonBufferWriter();
writer.MaxDepth = reader.MaxDepth;
writer.WriteFromReader(reader);
JsonBuffer buffer = writer.GetBuffer();
if (!structured)
{
bufferReader = buffer.CreateReader();
bufferReader.MoveToContent();
bufferReader.Read();
buffer = bufferReader.BufferValue();
}
return(buffer);
}
public void WritingReading()
{
var writer = new JsonBufferWriter();
writer.WriteStartArray();
writer.WriteString("foo");
writer.WriteString("bar");
writer.WriteString("baz");
writer.WriteEndArray();
var buffer = writer.GetBuffer();
Assert.AreEqual(5, buffer.Length);
var reader = buffer.CreateReader();
reader.ReadToken(JsonTokenClass.Array);
Assert.AreEqual("foo", reader.ReadString());
Assert.AreEqual("bar", reader.ReadString());
Assert.AreEqual("baz", reader.ReadString());
reader.ReadToken(JsonTokenClass.EndArray);
Assert.IsTrue(reader.EOF);
}
public static JsonBuffer ToObject(params NamedJsonBuffer[] members)
{
if (members == null)
{
throw new ArgumentNullException("members");
}
if (members.Length == 0)
{
return(StockJsonBuffers.EmptyObject);
}
JsonBufferWriter writer = new JsonBufferWriter();
writer.WriteStartObject();
foreach (NamedJsonBuffer member in members)
{
writer.WriteMember(member.Name);
writer.WriteFromReader(member.Buffer.CreateReader());
}
writer.WriteEndObject();
return(writer.GetBuffer());
}
public static JsonBuffer From(JsonReader reader)
{
if (reader == null)
throw new ArgumentNullException("reader");
JsonBufferReader bufferReader = reader as JsonBufferReader;
if (bufferReader != null)
return bufferReader.BufferValue();
if (!reader.MoveToContent())
return Empty;
if (reader.TokenClass == JsonTokenClass.Member)
reader.Read();
bool structured = reader.TokenClass == JsonTokenClass.Array
|| reader.TokenClass == JsonTokenClass.Object;
JsonBufferWriter writer = new JsonBufferWriter();
writer.WriteFromReader(reader);
JsonBuffer buffer = writer.GetBuffer();
if (!structured)
{
bufferReader = buffer.CreateReader();
bufferReader.MoveToContent();
bufferReader.Read();
buffer = bufferReader.BufferValue();
}
return buffer;
}
public void NullValueReading()
{
JsonBufferWriter writer = new JsonBufferWriter();
writer.WriteNull();
AssertBufferedValueScalarOrNull(JsonToken.Null(), writer);
}
public void ScalarValueReading()
{
JsonBufferWriter writer = new JsonBufferWriter();
writer.WriteString("foobar");
AssertBufferedValueScalarOrNull(JsonToken.String("foobar"), writer);
}
public void WritingReading()
{
JsonBufferWriter writer = new JsonBufferWriter();
writer.WriteStartArray();
writer.WriteString("foo");
writer.WriteString("bar");
writer.WriteString("baz");
writer.WriteEndArray();
JsonBuffer buffer = writer.GetBuffer();
Assert.AreEqual(5, buffer.Length);
JsonBufferReader reader = buffer.CreateReader();
reader.ReadToken(JsonTokenClass.Array);
Assert.AreEqual("foo", reader.ReadString());
Assert.AreEqual("bar", reader.ReadString());
Assert.AreEqual("baz", reader.ReadString());
reader.ReadToken(JsonTokenClass.EndArray);
Assert.IsTrue(reader.EOF);
}
private static void AssertBufferedValueScalarOrNull(JsonToken expected, JsonBufferWriter writer)
{
JsonBuffer buffer = writer.GetBuffer();
JsonBufferReader reader = buffer.CreateReader();
reader.Read();
reader.Read();
JsonBuffer value = reader.BufferValue();
if (expected.Class == JsonTokenClass.Null)
Assert.IsTrue(value.IsNull);
else
Assert.IsTrue(value.IsScalar);
JsonBufferReader vr = value.CreateReader();
Assert.AreEqual(1, vr.Depth);
Assert.AreEqual(expected, vr.Token);
vr.Read();
vr.ReadToken(JsonTokenClass.EndArray);
Assert.IsTrue(vr.EOF);
}
public void Issue57()
{
int maxDepth = new JsonBufferWriter().MaxDepth + 1;
string json = new string('[', maxDepth) + new string(']', maxDepth);
JsonBuffer.From(json);
}
