public void EmptyDataTable_YieldsEmpty()
{
var dataTable = new DataTable();
var formatter = new CsvFormatter();
var result = formatter.Format(dataTable).ToList();
CollectionAssert.AreEqual(new string[] { "" }, result);
}
public void SingleResult_YieldsThatResult()
{
var dataTable = new DataTable();
dataTable.Columns.Add("Result", typeof(string));
dataTable.Rows.Add("Some Value");
var formatter = new CsvFormatter();
var result = formatter.Format(dataTable).ToList();
Assert.AreEqual("Some Value", result.Single());
}
public void ThenTheResultStartsWithCsvHeaders(
List <CommitmentAgreement> agreements,
CsvFormatter sut)
{
var byteResult = sut.Format(TestHelper.Clone(agreements));
var stringResult = Default.GetString(byteResult);
stringResult.Should().StartWith(
$"{nameof(CommitmentAgreement.OrganisationName)},{nameof(CommitmentAgreement.CohortID)},{nameof(CommitmentAgreement.AgreementID)}");
}
public void Format_CreatesCsv()
{
var dataTable = new[]
{
new Person {Id = 1, FirstName = "John", LastName = "Doe"}
}.ToDataTable();
var formatter = new CsvFormatter();
var result = formatter.Format(dataTable).ToList();
CollectionAssert.AreEqual(new[] { "\"Id\";\"FirstName\";\"LastName\"", "\"1\";\"John\";\"Doe\"" }, result);
}
public void ThenTheResultContainsCsvAgreements(
List <CommitmentAgreement> agreements,
CsvFormatter sut)
{
var byteResult = sut.Format(TestHelper.Clone(agreements));
var stringResult = Default.GetString(byteResult);
stringResult.Should().Contain($"{agreements[0].OrganisationName},{agreements[0].CohortID},{agreements[0].AgreementID}");
stringResult.Should().Contain($"{agreements[1].OrganisationName},{agreements[1].CohortID},{agreements[1].AgreementID}");
stringResult.Should().Contain($"{agreements[2].OrganisationName},{agreements[2].CohortID},{agreements[2].AgreementID}");
}
/// <summary>
/// Generates Output for the given Node.
/// </summary>
/// <param name="context">Writer Context.</param>
/// <param name="n">Node.</param>
/// <param name="segment">Triple Segment.</param>
private void GenerateNodeOutput(BaseWriterContext context, INode n, TripleSegment segment)
{
switch (n.NodeType)
{
case NodeType.Blank:
if (segment == TripleSegment.Predicate)
{
throw new RdfOutputException(WriterErrorMessages.BlankPredicatesUnserializable("CSV"));
}
context.Output.Write(_formatter.Format(n));
break;
case NodeType.GraphLiteral:
throw new RdfOutputException(WriterErrorMessages.GraphLiteralsUnserializable("CSV"));
case NodeType.Literal:
if (segment == TripleSegment.Subject)
{
throw new RdfOutputException(WriterErrorMessages.LiteralSubjectsUnserializable("CSV"));
}
if (segment == TripleSegment.Predicate)
{
throw new RdfOutputException(WriterErrorMessages.LiteralPredicatesUnserializable("CSV"));
}
context.Output.Write(_formatter.Format(n));
break;
case NodeType.Uri:
context.Output.Write(_formatter.Format(n));
break;
default:
throw new RdfOutputException(WriterErrorMessages.UnknownNodeTypeUnserializable("CSV"));
}
}
public void FormatCommaWithCSV()
{
var formatter = new CsvFormatter();
var response = new PlacesResponse()
{
results = new PlacesResult[] {
new PlacesResult()
{
name = "Name, with, commas", opening_hours = new OpeningHours {
open_now = false
}, rating = 4.8, vicinity = "near by"
},
}
};
string formattedResult = formatter.Format(response);
var lines = formattedResult.Split(Environment.NewLine);
Assert.Equal(2, lines[1].Count(x => x == ','));
}
public async Task <FileContentResult> Get()
{
// get the film list
var filmList = await _starWarsService.GetFilms();
// get the characters for these films
Character[] characterArray = new Character[0];
foreach (Film film in filmList)
{
var result = await _starWarsService.GetCharactersByFilm(film.ObjectId);
// combine and sort characters, no duplicates
foreach (var character in result)
{
character.EpisodeId = film.EpisodeId;
}
characterArray = characterArray.Union(result).ToArray();
}
Array.Sort(characterArray, new StarWarsComparer());
// convert names into last name, first name format
foreach (var character in characterArray)
{
var names = character.Name.Split(" ");
if (names.Length > 1)
{
character.Name = $"{names[1]}-{names[0]}";
}
}
// convert into csv file and return it.
var characterList = new List <Character>(characterArray);
var formatter = new CsvFormatter();
var csv = formatter.Format(characterList);
byte[] fileBytes = System.Text.Encoding.UTF8.GetBytes(csv);
// return csv file
return(File(fileBytes, "text/csv", "StarWarsCharacters.csv"));
}
/// <summary>
/// Saves a SPARQL Result Set to CSV format
/// </summary>
/// <param name="results">Result Set</param>
/// <param name="output">Writer to save to</param>
public void Save(SparqlResultSet results, TextWriter output)
{
try
{
if (results.ResultsType == SparqlResultsType.VariableBindings)
{
// Output Variables first
String[] vars = results.Variables.ToArray();
for (int i = 0; i < vars.Length; i++)
{
output.Write(vars[i]);
if (i < vars.Length - 1)
{
output.Write(',');
}
}
output.Write("\r\n");
foreach (SparqlResult result in results)
{
for (int i = 0; i < vars.Length; i++)
{
if (result.HasValue(vars[i]))
{
INode temp = result[vars[i]];
if (temp != null)
{
switch (temp.NodeType)
{
case NodeType.Blank:
case NodeType.Uri:
case NodeType.Literal:
output.Write(_formatter.Format(temp));
break;
case NodeType.GraphLiteral:
throw new RdfOutputException(WriterErrorMessages.GraphLiteralsUnserializable("SPARQL CSV"));
default:
throw new RdfOutputException(WriterErrorMessages.UnknownNodeTypeUnserializable("SPARQL CSV"));
}
}
}
if (i < vars.Length - 1)
{
output.Write(',');
}
}
output.Write("\r\n");
}
}
else
{
output.Write(results.Result.ToString());
}
output.Close();
}
catch
{
try
{
output.Close();
}
catch
{
// No error handling, just trying to clean up
}
throw;
}
}
