public void GetLocationsCount_DifferentFiles_ShouldReturnNumberOfLocations(string fileName, int expectedCount)
{
// Setup
string path = Path.Combine(testDataPath, fileName);
using (var reader = new CharacteristicPointsCsvReader(path))
{
// Call
int result = reader.GetLocationsCount();
// Assert
Assert.AreEqual(expectedCount, result);
}
}
public void GetLocationsCount_DirectoryCannotBeFound_ThrowsCriticalFileReadException()
{
// Setup
string path = Path.Combine(testDataPath, "..", "this_folder_does_not_exist", "I_do_not_exist.csv");
// Precondition
Assert.IsFalse(File.Exists(path));
using (var reader = new CharacteristicPointsCsvReader(path))
{
// Call
TestDelegate call = () => reader.GetLocationsCount();
// Assert
var exception = Assert.Throws <CriticalFileReadException>(call);
string expectedMessage = new FileReaderErrorMessageBuilder(path).Build("Het bestandspad verwijst naar een map die niet bestaat.");
Assert.AreEqual(expectedMessage, exception.Message);
Assert.IsInstanceOf <DirectoryNotFoundException>(exception.InnerException);
}
}
public void GetLocationsCount_DuplicateColumnsInHeader_ThrowsCriticalFileReadException()
{
// Setup
string path = Path.Combine(testDataPath, "2locations_header_duplicate_columns.krp.csv");
// Precondition
Assert.IsTrue(File.Exists(path));
using (var reader = new CharacteristicPointsCsvReader(path))
{
// Call
TestDelegate call = () => reader.GetLocationsCount();
// Assert
var exception = Assert.Throws <CriticalFileReadException>(call);
string expectedMessage = new FileReaderErrorMessageBuilder(path)
.WithLocation("op regel 1")
.Build("Het bestand is niet geschikt om karakteristieke punten uit te lezen: koptekst komt niet overeen met wat verwacht wordt.");
Assert.AreEqual(expectedMessage, exception.Message);
}
}
public void GetLocationsCount_EmptyFile_ThrowsCriticalFileReadException()
{
// Setup
string path = Path.Combine(testDataPath, "empty.krp.csv");
// Precondition
Assert.IsTrue(File.Exists(path));
using (var reader = new CharacteristicPointsCsvReader(path))
{
// Call
TestDelegate call = () => reader.GetLocationsCount();
// Assert
var exception = Assert.Throws <CriticalFileReadException>(call);
string expectedMessage = new FileReaderErrorMessageBuilder(path)
.WithLocation("op regel 1")
.Build("Het bestand is leeg.");
Assert.AreEqual(expectedMessage, exception.Message);
}
}
public void ReadCharacteristicPointsLocation_OpenedValidFileWithHeaderAndTwoLocationsWhileAtTheEndOfFile_ReturnNull()
{
// Setup
string path = Path.Combine(testDataPath, "2locations.krp.csv");
using (var reader = new CharacteristicPointsCsvReader(path))
{
int locationsCount = reader.GetLocationsCount();
for (var i = 0; i < locationsCount; i++)
{
CharacteristicPoints characteristicPointsLocation = reader.ReadCharacteristicPointsLocation();
Assert.IsNotInstanceOf <IDisposable>(characteristicPointsLocation,
"Fail Fast: Disposal logic required to be implemented in test.");
Assert.IsNotNull(characteristicPointsLocation);
}
// Call
CharacteristicPoints result = reader.ReadCharacteristicPointsLocation();
// Assert
Assert.IsNull(result);
}
}
