public void RejectNonStringParameters()
{
GremlinQueryBuilder builder = new GremlinQueryBuilder();
Assert.Throws <GremlinQueryBuilderException>(() => builder.AddV(new GremlinParameter(42)));
Assert.Throws <GremlinQueryBuilderException>(() => builder.AddV(new GremlinParameter(false)));
}
public void GenerateCorrectSyntaxForStringParametersAndTraversals()
{
GremlinQueryBuilder builder = new GremlinQueryBuilder();
builder.AddV(new GremlinParameter("myparam"));
builder.AddV(new GremlinQueryBuilder().G().V("someId").Values((GremlinParameter)"label"));
Assert.Equal("addV('myparam').addV(g.V('someId').values('label'))", builder.Query);
}
public void GenerateCorrectSyntaxForParameterlessInvocation()
{
GremlinQueryBuilder builder = new GremlinQueryBuilder();
builder.AddV();
Assert.Equal("addV()", builder.Query);
}
public void SupportArguments()
{
GremlinQueryBuilder builder = new GremlinQueryBuilder();
builder.AddV(new GremlinArgument("argumentName", "argumentValue"));
Assert.Equal("addV(argumentName)", builder.Query);
Assert.Single(builder.Arguments);
}
// for implicit conversion operators
public static GremlinQueryBuilder AddV(this GremlinQueryBuilder builder, GremlinParameter parameter)
{
return(builder.AddV((IGremlinParameter)parameter));
}
/// <summary>
/// Create a new graph vertex
/// </summary>
/// <param name="builder"></param>
/// <param name="parameter">Optional vertex label that if supplied must be a string. If not supplied will be an auto generated GUID</param>
/// <returns></returns>
/// <exception cref="GremlinQueryBuilderException"></exception>
public static GremlinQueryBuilder AddV(this GremlinQueryBuilder builder, GremlinParameter parameter)
{
// for implicit conversion operators
return(builder.AddV((IGremlinParameter)parameter));
}