public void Parser_ImplementsInterfaces()
{
// arrange
string sourceText = "interface a implements e { b: String } ";
var parser = new Utf8GraphQLParser(
Encoding.UTF8.GetBytes(sourceText));
// act
DocumentNode document = parser.Parse();
// assert
var def = (document.Definitions[0] as InterfaceTypeDefinitionNode);
Assert.NotNull(def);
Assert.Equal("a", def.Name.Value);
Assert.Null(def.Description);
Assert.Single(def.Fields);
Assert.Equal("b", def.Fields[0].Name.Value);
Assert.Empty(def.Directives);
Assert.Single(def.Interfaces);
Assert.Equal("e", def.Interfaces[0].Name.Value);
Assert.Equal(NodeKind.InterfaceTypeDefinition, def.Kind);
}
public static unsafe DocumentNode Parse(
string sourceText,
ParserOptions options)
{
if (string.IsNullOrEmpty(sourceText))
{
throw new ArgumentException(SourceText_Empty, nameof(sourceText));
}
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
var length = checked (sourceText.Length * 4);
byte[]? source = null;
Span <byte> sourceSpan = length <= GraphQLConstants.StackallocThreshold
? stackalloc byte[length]
: source = ArrayPool <byte> .Shared.Rent(length);
try
{
ConvertToBytes(sourceText, ref sourceSpan);
var parser = new Utf8GraphQLParser(sourceSpan, options);
return(parser.Parse());
}
finally
{
if (source != null)
{
sourceSpan.Clear();
ArrayPool <byte> .Shared.Return(source);
}
}
}
public void QueryWithComments()
{
// arrange
byte[] sourceText = Encoding.UTF8.GetBytes(
@"{
hero {
name
# Queries can have comments!
friends(a:""foo"" b: 123456 c:null d: true) {
name
}
}
}".NormalizeLineBreaks());
// act
var parser = new Utf8GraphQLParser(
sourceText, ParserOptions.Default);
DocumentNode document = parser.Parse();
// assert
document.MatchSnapshot();
QuerySyntaxSerializer.Serialize(document)
.MatchSnapshot(new SnapshotNameExtension("serialized"));
}
