private void When_including_text_file_for_reserved_name_it_must_fail()
{
// Arrange
var builder = new FakeFileSystemBuilder();
// Act
Action action = () => builder.IncludingTextFile("COM1", DefaultContents);
// Assert
action.ShouldThrow <PlatformNotSupportedException>().WithMessage("Reserved names are not supported.");
}
private void When_including_text_file_for_empty_string_contents_it_must_fail()
{
// Arrange
var builder = new FakeFileSystemBuilder();
// Act
Action action = () => builder.IncludingTextFile(@"c:\file.txt", string.Empty);
// Assert
action.ShouldThrow <ArgumentException>().WithMessage("'contents' cannot be empty.*");
}
private void When_including_text_file_for_whitespace_path_it_must_fail()
{
// Arrange
var builder = new FakeFileSystemBuilder();
// Act
Action action = () => builder.IncludingTextFile(" ", DefaultContents);
// Assert
action.ShouldThrow <ArgumentException>().WithMessage("'path' cannot be empty or contain only whitespace.*");
}
private void When_including_text_file_for_empty_string_path_it_must_fail()
{
// Arrange
var builder = new FakeFileSystemBuilder();
// Act
Action action = () => builder.IncludingTextFile(string.Empty, DefaultContents);
// Assert
action.Should().ThrowExactly <ArgumentException>().WithMessage("'path' cannot be empty.*");
}
private void When_including_relative_local_text_file_it_must_fail()
{
// Arrange
var builder = new FakeFileSystemBuilder();
// Act
Action action = () => builder.IncludingTextFile(@"some\file.txt", DefaultContents);
// Assert
action.Should().ThrowExactly <NotSupportedException>().WithMessage("The given path's format is not supported.");
}
private void When_including_text_file_for_invalid_characters_in_path_it_must_fail()
{
// Arrange
var builder = new FakeFileSystemBuilder();
// Act
Action action = () => builder.IncludingTextFile("some?.txt", DefaultContents);
// Assert
action.ShouldThrow <NotSupportedException>().WithMessage("The given path's format is not supported.");
}
private void When_including_text_file_for_null_path_it_must_fail()
{
// Arrange
var builder = new FakeFileSystemBuilder();
// Act
// ReSharper disable once AssignNullToNotNullAttribute
Action action = () => builder.IncludingTextFile(null, DefaultContents);
// Assert
action.Should().ThrowExactly <ArgumentNullException>();
}
private void When_including_text_file_for_null_contents_it_must_fail()
{
// Arrange
var builder = new FakeFileSystemBuilder();
// Act
// ReSharper disable once AssignNullToNotNullAttribute
Action action = () => builder.IncludingTextFile(@"c:\file.txt", null);
// Assert
action.ShouldThrow <ArgumentNullException>();
}
private void When_including_local_text_file_for_parent_parent_directory_that_exists_as_file_it_must_fail()
{
// Arrange
FakeFileSystemBuilder builder = new FakeFileSystemBuilder()
.IncludingEmptyFile(@"C:\some\file.txt");
// Act
Action action = () => builder.IncludingTextFile(@"c:\some\file.txt\nested.txt\deeper.txt", DefaultContents);
// Assert
action.ShouldThrow <IOException>()
.WithMessage(@"Cannot create 'C:\some\file.txt' because a file or directory with the same name already exists.");
}
private void When_including_extended_local_text_file_it_must_succeed()
{
// Arrange
var builder = new FakeFileSystemBuilder();
// Act
IFileSystem fileSystem = builder
.IncludingTextFile(@"\\?\d:\path\to\folder\readme.txt", DefaultContents)
.Build();
// Assert
fileSystem.File.Exists(@"D:\path\to\folder\readme.txt").Should().BeTrue();
fileSystem.File.GetAttributes(@"D:\path\to\folder\readme.txt").Should().Be(FileAttributes.Archive);
}
private void When_including_local_text_file_that_is_drive_letter_it_must_fail()
{
// Arrange
const string path = @"C:\";
FakeFileSystemBuilder builder = new FakeFileSystemBuilder()
.IncludingDirectory(path);
// Act
Action action = () => builder.IncludingTextFile(path, DefaultContents);
// Assert
action.ShouldThrow <IOException>().WithMessage(@"Could not find a part of the path 'C:\'.");
}
private void When_including_local_text_file_for_file_that_exists_as_directory_it_must_fail()
{
// Arrange
const string path = @"C:\some\subfolder";
FakeFileSystemBuilder builder = new FakeFileSystemBuilder()
.IncludingDirectory(path);
// Act
Action action = () => builder.IncludingTextFile(path, DefaultContents);
// Assert
action.ShouldThrow <IOException>()
.WithMessage(@"Cannot create 'C:\some\subfolder' because a file or directory with the same name already exists.");
}
private void When_including_remote_text_file_it_must_succeed()
{
// Arrange
const string path = @"\\server\share\folder\file.txt";
var builder = new FakeFileSystemBuilder();
// Act
IFileSystem fileSystem = builder
.IncludingTextFile(path, DefaultContents)
.Build();
// Assert
fileSystem.File.Exists(path).Should().BeTrue();
}
private void When_including_local_text_file_with_trailing_whitespace_it_must_succeed()
{
// Arrange
const string path = @"d:\path\to\folder\readme.txt";
var builder = new FakeFileSystemBuilder();
// Act
IFileSystem fileSystem = builder
.IncludingTextFile(@"d:\path\to\folder\readme.txt ", DefaultContents)
.Build();
// Assert
fileSystem.File.Exists(path).Should().BeTrue();
}
private void When_including_local_text_file_with_attributes_it_must_succeed()
{
// Arrange
const string path = @"d:\path\to\folder\readme.txt";
var builder = new FakeFileSystemBuilder();
// Act
IFileSystem fileSystem = builder
.IncludingTextFile(path, DefaultContents, attributes: FileAttributes.Hidden)
.Build();
// Assert
fileSystem.File.Exists(path).Should().BeTrue();
fileSystem.File.GetAttributes(path).Should().Be(FileAttributes.Hidden);
}
private void When_including_existing_local_text_file_with_different_casing_it_must_overwrite()
{
// Arrange
FakeFileSystemBuilder builder = new FakeFileSystemBuilder()
.IncludingTextFile(@"C:\some\FILE.txt", LongerContents);
// Act
IFileSystem fileSystem = builder
.IncludingTextFile(@"c:\SOME\file.TXT", DefaultContents)
.Build();
// Assert
fileSystem.File.Exists(@"C:\some\FILE.txt").Should().BeTrue();
IFileInfo info = fileSystem.ConstructFileInfo(@"C:\some\FILE.txt");
info.Length.Should().Be(DefaultContents.Length);
}
private void When_including_local_text_file_it_must_succeed()
{
// Arrange
const string path = @"d:\path\to\folder\readme.txt";
var builder = new FakeFileSystemBuilder();
// Act
IFileSystem fileSystem = builder
.IncludingTextFile(path, DefaultContents)
.Build();
// Assert
fileSystem.File.Exists(path).Should().BeTrue();
fileSystem.File.GetAttributes(path).Should().Be(FileAttributes.Archive);
IFileInfo info = fileSystem.ConstructFileInfo(path);
info.Length.Should().Be(DefaultContents.Length);
}
private void When_including_existing_remote_text_file_it_must_overwrite()
{
// Arrange
const string path = @"\\server\share\folder\file.txt";
FakeFileSystemBuilder builder = new FakeFileSystemBuilder()
.IncludingTextFile(path, LongerContents);
// Act
IFileSystem fileSystem = builder
.IncludingTextFile(path, DefaultContents)
.Build();
// Assert
fileSystem.File.Exists(path).Should().BeTrue();
IFileInfo info = fileSystem.ConstructFileInfo(path);
info.Length.Should().Be(DefaultContents.Length);
}
private void When_including_local_text_file_with_encoding_it_must_succeed()
{
// Arrange
const string path = @"d:\path\to\folder\readme.txt";
const int byteOrderMarkLength = 2;
var builder = new FakeFileSystemBuilder();
var encoding = new UnicodeEncoding(false, true);
// Act
IFileSystem fileSystem = builder
.IncludingTextFile(path, DefaultContents, encoding)
.Build();
// Assert
fileSystem.File.Exists(path).Should().BeTrue();
IFileInfo info = fileSystem.ConstructFileInfo(path);
info.Length.Should().Be(byteOrderMarkLength + 2 * DefaultContents.Length);
}