public void Enumerable_ShouldBeEmpty_WhenSource_IsEmpty()
{
// Arrange
_source.GetEnumerator().Returns(Enumerable.Empty <Attachment>().GetEnumerator());
var converter = new AttachmentsToApiFiles(_source);
// Act
var result = converter.ToList();
// Assert
result.Should().BeEmpty();
}
public void Enumerable_ShouldThrow_WhenDirectory_NotExists()
{
// Arrange
var attachments = new[] { new Attachment("Lost folder\\test.txt") };
_source.GetEnumerator().Returns(attachments.Cast <Attachment>().GetEnumerator());
var converter = new AttachmentsToApiFiles(_source);
// Act
Action action = () => converter.ToList();
// Assert
action.Should().Throw <DirectoryNotFoundException>();
}
public void Enumerable_ItemContent_ShouldBe_BinaryFileContent()
{
// Arrange
var attachments = new[] { new Attachment("TestData\\test-3.txt") };
_source.GetEnumerator().Returns(attachments.Cast <Attachment>().GetEnumerator());
var expected = Encoding.UTF8.GetPreamble().Concat(Encoding.UTF8.GetBytes("test-3")).ToArray();
var converter = new AttachmentsToApiFiles(_source);
// Act
var result = converter.ToList();
// Assert
result.First().Content.Should().Equal(expected);
}
public void Enumerable_ItemName_ShouldBe_SourceName()
{
// Arrange
var fileNames = new[] { "test.txt", "test-2.txt", "test-3.txt" };
var attachments = fileNames.Select(f => new Attachment($"TestData\\{f}"));
_source.GetEnumerator().Returns(attachments.GetEnumerator());
var converter = new AttachmentsToApiFiles(_source);
// Act
var result = converter.ToList();
// Assert
result.Select(i => i.Name).Should().BeEquivalentTo(fileNames);
}