public void Close_with_Mode_Read_closes_CsvReader()
{
//arrange
_csvReaderWriter.Open(FileName, Mode.Read);
//act
_csvReaderWriter.Close();
//assert
_csvStreamReader.Verify(c => c.Close());
}
public void Should_ReadThrowException_WhenReaderWriterIsClosed()
{
// Arrange
_subject.Open("TestFileName.csv", CSVReaderWriter.Mode.Read);
_subject.Close();
// Act
// Assert
var ex = Assert.Throws <ApplicationException>(() => _subject.Read(out var column1, out var column2));
Assert.That(ex.Message, Is.EqualTo("File is closed or hasn't been opened in read mode."));
}
public void Open_For_Write_When_WriterStream_Initialized_Write_Data()
{
var csvReadWriter = new CSVReaderWriter();
csvReadWriter.Open(@"test_data\test.txt", CSVReaderWriter.Mode.Write);
csvReadWriter.Write("test line 1 Column 1", "test line 1 Column 2");// The functionality forces to create the file with two columns which is quite rigid.
csvReadWriter.Close();
string column1 = null;
string column2 = null;
csvReadWriter.Open(@"test_data\test.txt", CSVReaderWriter.Mode.Read);
csvReadWriter.Read(out column1, out column2);
csvReadWriter.Close();
Assert.AreEqual("test line 1 Column 1", column1);
Assert.AreEqual("test line 1 Column 2", column2);
}
private Tuple <int, Exception> CountLines(string filename, bool withOutValues)
{
var csvReader = new CSVReaderWriter();
string string1 = null;
string string2 = null;
Exception ex = null;
csvReader.Open(filename, CSVReaderWriter.Mode.Read);
int lineCount = 0;
try
{
while (withOutValues ? csvReader.Read(out string1, out string2) : csvReader.Read(string1, string2))
{
lineCount++;
}
}
catch (Exception e)
{
ex = e;
}
csvReader.Close();
return(new Tuple <int, Exception>(lineCount, ex));
}
public void Should_close_the_state()
{
_CSVReaderWriter.Open(TestInputFile, CSVReaderWriter.Mode.Write);
_CSVReaderWriter.Close();
Assert.That(_stream.CanRead, Is.EqualTo(false));
}
public void canOpenAndCloseFile()
{
CSVReaderWriter rw = new CSVReaderWriter();
rw.Open(TestInputFile, Mode.Read);
rw.Close();
}
public void WriteCsvFile()
{
//Write test file
using (var writer = new CSVReaderWriter())
{
writer.Open(_testWriteDataFile, CSVReaderWriter.Mode.Write);
foreach (var testAddress in _mailAddressTests)
{
writer.Write(testAddress.Name, testAddress.Address);
}
writer.Close();
}
//Read test file
var contacts = new List <Contact>();
using (var reader = new CSVReaderWriter())
{
reader.Open(_testWriteDataFile, CSVReaderWriter.Mode.Read);
string column1, column2;
while (reader.Read(out column1, out column2))
{
contacts.Add(new Contact(column1, column2));
}
reader.Close();
}
CollectionAssert.AreEqual(_mailAddressTests, contacts);
}
public void Open_Method_to_write_Should_not_throw_Exception()
{
var csvReaderWriter = new CSVReaderWriter();
Assert.DoesNotThrow(() => csvReaderWriter.Open(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, TestOutputFile), CSVReaderWriter.Mode.Write));
csvReaderWriter.Close();
}
public void Write_Method_Should_not_throw_Exception_when_empty_string_array_is_passed()
{
var csvReaderWriter = new CSVReaderWriter();
Assert.DoesNotThrow(() => csvReaderWriter.Write(new string[] {}));
csvReaderWriter.Close();
}
public void Write_WriterIsDisposed_ThrowException()
{
var csv = new CSVReaderWriter(It.IsAny <ICSVReader>(), null);
csv.Close();
var ex = Assert.Throws <NullReferenceException>(() => csv.Write(It.IsAny <string[]>()));
Assert.AreEqual("The file writer is closed. Please reopen it.", ex.Message);
}
public void CloseCleansReader()
{
var readerMock = new Mock <ICsvFileReader>();
readerMock.Setup(x => x.Close());
var sut = new CSVReaderWriter(readerMock.Object, null);
sut.Close();
readerMock.Verify(x => x.Close(), Times.Once);
}
public void CloseCleansWriter()
{
var writerMock = new Mock <ICsvFileWriter>();
writerMock.Setup(x => x.Close());
var sut = new CSVReaderWriter(null, writerMock.Object);
sut.Close();
writerMock.Verify(x => x.Close(), Times.Once);
}
public void canWriteToFile()
{
CSVReaderWriter rw = new CSVReaderWriter();
//write could generate a random string to compare with the read but keeping it simple for now
rw.Open(TestInputFileForEditing, Mode.Write);
rw.Write(new string[] { "some data col1 asdfasdfasdf", "some more data for col2" });
rw.Close();
//read what was written
rw.Open(TestInputFileForEditing, Mode.Read);
string col1 = "", col2 = "";
bool result = rw.Read(out col1, out col2);
rw.Close();
Assert.That(col1, Is.EquivalentTo("some data col1 asdfasdfasdf"));
Assert.That(col2, Is.EquivalentTo("some more data for col2"));
Assert.That(result, Is.True);
}
public void Read_ReaderIsDisposed_ThrowException()
{
var mockReader = new Mock <ICSVReader>();
var csv = new CSVReaderWriter(mockReader.Object, It.IsAny <ICSVWriter>());
csv.Close();
string c1;
string c2;
var ex = Assert.Throws <NullReferenceException>(() => csv.Read(out c1, out c2));
Assert.AreEqual("The file reader is closed. Please reopen it.", ex.Message);
}
public void Write_Method_Should_write_to_the_file()
{
var csvReaderWriter = new CSVReaderWriter();
csvReaderWriter.Open(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, TestOutputFile), CSVReaderWriter.Mode.Write);
csvReaderWriter.Write(new string[] { "This", "should", "be", "written", "to", "the", "file" });
csvReaderWriter.Close();
Assert.True(File.Exists(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, TestOutputFile)));
File.Delete(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, TestOutputFile));
}
public void canReadFileDisgardingOutput()
{
CSVReaderWriter rw = new CSVReaderWriter();
rw.Open(TestInputFile, Mode.Read);
string col1 = "", col2 = "";
bool result = rw.Read(col1, col2);
rw.Close();
Assert.That(result, Is.True);
}
public void Process(string inputFile)
{
_reader.Open(inputFile, CSVReaderWriter.Mode.Read);
string column1, column2;
while (_reader.Read(out column1, out column2))
{
_mailShot.SendMailShot(column1, column2);
}
_reader.Close();
}
public void canNotWriteToFileIfInReadMode()
{
CSVReaderWriter rw = new CSVReaderWriter();
try
{
rw.Open(TestInputFileForEditing, Mode.Read);
rw.Write(new string[] { "some data col1", "some more data for col2" });
} finally
{
rw.Close();
}
}
public void ShouldOpenCSVReader()
{
_csvReaderWriter.Open(Filename, CSVReaderWriter.Mode.Read);
_csvReader.Verify(x => x.Open(Filename));
_csvReaderWriter.Close();
}
public void Should_write_columns_faster_with_updates()
{
CSVReaderWriter csvReaderWriter = new CSVReaderWriter();
string fileName = GetTempFilePath();
csvReaderWriter.Open(fileName, CSVReaderWriter.Mode.Write);
DateTime startTime = DateTime.Now;
for (int i = 0; i < 10000; i++)
{
csvReaderWriter.Write("COL 1", "column 2", "Test");
}
DateTime endTime = DateTime.Now;
csvReaderWriter.Close();
TimeSpan updatedDuration = endTime.Subtract(startTime);
CSVReaderWriterForAnnotation oldCsvReaderWriter = new CSVReaderWriterForAnnotation();
fileName = GetTempFilePath();
oldCsvReaderWriter.Open(fileName, CSVReaderWriterForAnnotation.Mode.Write);
startTime = DateTime.Now;
for (int i = 0; i < 100000; i++)
{
oldCsvReaderWriter.Write("COL 1", "column 2", "Test");
}
endTime = DateTime.Now;
oldCsvReaderWriter.Close();
TimeSpan oldDuration = endTime.Subtract(startTime);
string newTime = updatedDuration.ToString("c");
string oldTime = oldDuration.ToString("c");
System.Diagnostics.Debug.Write(newTime);
System.Diagnostics.Debug.Write(oldTime);
Assert.Less(updatedDuration.Ticks, oldDuration.Ticks);
}
public void Read_When_Only_First_Column_Exists_Throws_Exception()
{
var csvReadWriter = new CSVReaderWriter();
csvReadWriter.Open(@"test_data\test.txt", CSVReaderWriter.Mode.Write);
csvReadWriter.Write("test line 1 Column 1");// The Read functionality forces to create the file with two columns which is quite rigid.
csvReadWriter.Close();
string column1 = null;
string column2 = null;
csvReadWriter.Open(@"test_data\test.txt", CSVReaderWriter.Mode.Read);
Assert.Throws <IndexOutOfRangeException>(() => csvReadWriter.Read(out column1, out column2));
}
public void Close_when_open_with_read_should_set_read_stream_to_null()
{
//arrange
var sut = new CSVReaderWriter();
//act
sut.Open(TestInputFile, CSVReaderWriter.Mode.Read);
sut.Close();
//assert
Assert.That(sut.ReadStreamValid, Is.False);
}
public void Open_when_mode_is_read_and_file_is_valid_will_return_ReadStreamValid()
{
//arrange
var sut = new CSVReaderWriter();
//act
sut.Open(TestInputFile, CSVReaderWriter.Mode.Read);
//assert
Assert.That(sut.ReadStreamValid, "Unable to open text file");
//clean up
sut.Close();
}
public void Read_WithOut_Split()
{
var csvReader = new CSVReaderWriter();
string string1 = null;
string string2 = null;
csvReader.Open(TestInputFileBlank, CSVReaderWriter.Mode.Read);
var output = csvReader.Read(out string1, out string2);
csvReader.Close();
Assert.That(output, Is.True);
Assert.That(string1, Is.EqualTo("Shelby Macias"));
Assert.That(string2, Is.EqualTo("3027 Lorem St.|Kokomo|Hertfordshire|L9T 3D5|England"));
}
public void canReadFileKeepOutput()
{
CSVReaderWriter rw = new CSVReaderWriter();
rw.Open(TestInputFile, Mode.Read);
string col1 = "", col2 = "";
bool result = rw.Read(out col1, out col2);
rw.Close();
Assert.That(col1, Is.Not.Empty);
Assert.That(col2, Is.Not.Empty);
Assert.That(result, Is.True);
}
public void Process(string inputFile)
{
var reader = new CSVReaderWriter();
reader.Open(inputFile, CSVReaderWriter.Mode.Read);
string column1, column2;
while (reader.Read(out column1, out column2))
{
emailProvider.Send(column1, column2);
}
reader.Close();
}
public void Read_Method_Should_read_first_line_of_file()
{
var csvReaderWriter = new CSVReaderWriter();
csvReaderWriter.Open(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, TestInputFile), CSVReaderWriter.Mode.Read);
string column1, column2;
csvReaderWriter.Read(out column1, out column2);
csvReaderWriter.Close();
Assert.IsTrue(string.Equals(column1, "Shelby Macias"));
Assert.IsTrue(string.Equals(column2, "3027 Lorem St.|Kokomo|Hertfordshire|L9T 3D5|England"));
}
public void Process(string inputFile)
{
var reader = new CSVReaderWriter(new CSVReader(), new CSVWriter());
reader.Open(inputFile, CSVReaderWriter.Mode.Read);
string column1, column2;
while (reader.Read(out column1, out column2))
{
_mailShot.SendMailShot(column1, column2);
}
reader.Close();
}
public void Read_EdgeCase_Open_read_no_tabs_file()
{
//arrange
var sut = new CSVReaderWriter();
string column1 = "";
string column2 = "";
//act
sut.Open(TestOtherFile, CSVReaderWriter.Mode.Read);
sut.Read(out column1, out column2);
sut.Close();
//assert
Assert.That(sut.ReadStreamValid, Is.False);
}
public void canNotReadFromFileIfInWriteMode()
{
CSVReaderWriter rw = new CSVReaderWriter();
try
{
rw.Open(TestInputFileForEditing, Mode.Write);
string col1 = "", col2 = "";
bool result = rw.Read(col1, col2);
}
finally
{
rw.Close();
}
}
