public void SortFiles_FlexibleStreamIsNull_FileSortOrderUnchanged()
{
//Arrange
var files = new string[]
{
"file1",
"file2",
"file3",
"file4",
"file5"
};
//Act
var fileSorter = new FileNameSorter(null, "the_output_file_name");
var sortedFiles = fileSorter.SortFiles(files);
//Assert
var expectedArray = new string[]
{
"file1",
"file2",
"file3",
"file4",
"file5"
};
var expected = string.Join(", ", expectedArray);
var actual = string.Join(", ", sortedFiles);
Assert.AreEqual(expected, actual);
}
public void SortFiles_SomeFilesInSortFile_FilesInSortFileFirst()
{
//Arrange
var files = new string[]
{
"P:/<path>/file1",
"P:/<path>/file2",
"P:/<path>/aggregated_file",
"P:/<path>/file3",
"P:/<path>/file4",
"P:/<path>/file5"
};
var sortOrderContents =
"file4" + Environment.NewLine +
"file2";
var sortOrderStream = new StringReader(sortOrderContents);
//Act
var fileSorter = new FileNameSorter(sortOrderStream, "aggregated_file");
var sortedFiles = fileSorter.SortFiles(files);
//Assert
var expectedArray = new string[]
{
"P:/<path>/file4",
"P:/<path>/file2",
"P:/<path>/file1",
"P:/<path>/file3",
"P:/<path>/file5"
};
var expected = string.Join(", ", expectedArray);
var actual = string.Join(", ", sortedFiles);
Assert.AreEqual(expected, actual);
}