private static void AddAndValidate(JsonStringDictionary jsonStringDictionary, string expectedString, int expectedIndex)
{
// Try to add the string.
if (!jsonStringDictionary.TryAddString(expectedString, out int actualIndex))
{
throw new AssertFailedException($"{nameof(JsonStringDictionary.TryAddString)}({expectedString}, out int {actualIndex}) failed.");
}
Assert.AreEqual(expectedIndex, actualIndex);
// Try to read the string back by index
if (!jsonStringDictionary.TryGetStringAtIndex(expectedIndex, out UtfAllString actualString))
{
throw new AssertFailedException($"{nameof(JsonStringDictionary.TryGetStringAtIndex)}({expectedIndex}, out string {actualString}) failed.");
}
Assert.AreEqual(expectedString, actualString.Utf16String);
}
private static void PerformRoundTrip(
SerializationFormat sourceFormat,
SerializationFormat destinationFormat,
string json)
{
JsonStringDictionary sourceDictionary = null;
IJsonReader reader;
switch (sourceFormat)
{
case SerializationFormat.Text:
reader = JsonReader.Create(Encoding.UTF8.GetBytes(json));
break;
case SerializationFormat.Binary:
reader = JsonReader.Create(JsonTestUtils.ConvertTextToBinary(json));
break;
case SerializationFormat.NewtonsoftText:
reader = NewtonsoftToCosmosDBReader.CreateFromString(json);
break;
case SerializationFormat.BinaryWithDictionaryEncoding:
sourceDictionary = new JsonStringDictionary(capacity: 128);
reader = JsonReader.Create(JsonTestUtils.ConvertTextToBinary(json, sourceDictionary), sourceDictionary);
break;
default:
throw new ArgumentException($"Unexpected {nameof(sourceFormat)} of type: {sourceFormat}");
}
IJsonNavigator navigator;
switch (sourceFormat)
{
case SerializationFormat.Text:
navigator = JsonNavigator.Create(Encoding.UTF8.GetBytes(json));
break;
case SerializationFormat.Binary:
navigator = JsonNavigator.Create(JsonTestUtils.ConvertTextToBinary(json));
break;
case SerializationFormat.NewtonsoftText:
navigator = new JsonNewtonsoftNavigator(json);
break;
case SerializationFormat.BinaryWithDictionaryEncoding:
sourceDictionary = new JsonStringDictionary(capacity: 128);
navigator = JsonNavigator.Create(JsonTestUtils.ConvertTextToBinary(json, sourceDictionary), sourceDictionary);
break;
default:
throw new ArgumentException($"Unexpected {nameof(sourceFormat)} of type: {sourceFormat}");
}
object[] sources = new object[] { reader, navigator };
foreach (object source in sources)
{
IJsonWriter writer;
JsonStringDictionary jsonStringDictionary;
switch (destinationFormat)
{
case SerializationFormat.Text:
writer = JsonWriter.Create(JsonSerializationFormat.Text);
jsonStringDictionary = null;
break;
case SerializationFormat.Binary:
writer = JsonWriter.Create(JsonSerializationFormat.Binary);
jsonStringDictionary = null;
break;
case SerializationFormat.NewtonsoftText:
writer = NewtonsoftToCosmosDBWriter.CreateTextWriter();
jsonStringDictionary = null;
break;
case SerializationFormat.BinaryWithDictionaryEncoding:
jsonStringDictionary = new JsonStringDictionary(capacity: 128);
if (sourceFormat == SerializationFormat.BinaryWithDictionaryEncoding)
{
int index = 0;
while (sourceDictionary.TryGetStringAtIndex(index++, out UtfAllString value))
{
Assert.IsTrue(jsonStringDictionary.TryAddString(value.Utf16String, out _));
}
}
writer = JsonWriter.Create(JsonSerializationFormat.Binary, jsonStringDictionary);
break;
default:
throw new ArgumentException($"Unexpected {nameof(destinationFormat)} of type: {destinationFormat}");
}
switch (source)
{
case IJsonReader sourceReader:
sourceReader.WriteAll(writer);
break;
case IJsonNavigator sourceNavigator:
sourceNavigator.WriteNode(sourceNavigator.GetRootNode(), writer);
break;
default:
Assert.Fail("Failed to downcast source type.");
break;
}
string result;
switch (writer.SerializationFormat)
{
case JsonSerializationFormat.Text:
result = Utf8String.UnsafeFromUtf8BytesNoValidation(writer.GetResult()).ToString();
break;
case JsonSerializationFormat.Binary:
result = JsonTestUtils.ConvertBinaryToText(writer.GetResult(), jsonStringDictionary);
break;
default:
throw new ArgumentException();
}
string normalizedResult = JsonRoundTripsTests.NewtonsoftFormat(result);
string normalizedJson = JsonRoundTripsTests.NewtonsoftFormat(json);
Assert.AreEqual(normalizedJson, normalizedResult);
}
}
public void TestDictionarySizeLimit()
{
JsonStringDictionary jsonStringDictionary = new JsonStringDictionary(capacity: 0);
Assert.IsFalse(jsonStringDictionary.TryAddString("hello", out int index));
}
