public void WHEN_no_path_supplied_THEN_argument_exception_thrown(string?path)
{
Func <PBIFile> sut = () => PBIReader.OpenFile(path);
sut.Should().Throw <ArgumentException>();
Func <Task <PBIFile> > sutAsync = async() => await PBIReader.OpenFileAsync(path);
sutAsync.Should().Throw <ArgumentException>();
}
public void WHEN_path_resolves_to_a_pbix_or_pbit_THEN_the_file_is_read_and_pbi_file_object_returned(string filename)
{
var fullPath = Path.Combine(_testFilePath, filename);
var sut = PBIReader.OpenFile(fullPath);
sut.Should().NotBeNull();
sut.CanRead.Should().BeTrue();
sut.FileLength.Should().BeGreaterThan(0);
sut.IsValidPbiFile.Should().BeTrue();
}
public void WHEN_stream_is_null_THEN_an_argument_exception_is_thrown()
{
Stream?stream = null;
Func <PBIFile> sut = () => PBIReader.OpenFile(stream);
sut.Should().Throw <ArgumentException>()
.WithMessage("'fileStream' cannot be null.");
Func <Task <PBIFile> > sutAsync = async() => await PBIReader.OpenFileAsync(stream);
sutAsync.Should().Throw <ArgumentException>()
.WithMessage($"'fileStream' cannot be null.");
}
public void WHEN_path_does_not_resolve_to_a_file_THEN_file_not_found_exception_thrown(string filename)
{
var fullPath = Path.Combine(_testFilePath, filename);
Func <PBIFile> sut = () => PBIReader.OpenFile(fullPath);
sut.Should().Throw <FileNotFoundException>()
.WithMessage($"file: '{fullPath}' was not found.");
Func <Task <PBIFile> > sutAsync = async() => await PBIReader.OpenFileAsync(fullPath);
sutAsync.Should().Throw <FileNotFoundException>()
.WithMessage($"file: '{fullPath}' was not found.");
}
public void WHEN_stream_contains_pbix_or_pbit_data_THEN_the_file_is_read_and_pbi_file_object_returned(string filename)
{
var fullPath = Path.Combine(_testFilePath, filename);
using var fileStream = new FileStream(fullPath, FileMode.Open);
var length = fileStream.Length;
var sut = PBIReader.OpenFile(fileStream);
sut.Should().NotBeNull();
sut.CanRead.Should().BeTrue();
sut.FileLength.Should().Be(length);
sut.IsValidPbiFile.Should().BeTrue();
}
public void WHEN_stream_cannot_be_read_THEN_an_argument_exception_is_thrown()
{
var stream = new WriteOnlyStream();
Func <PBIFile> sut = () => PBIReader.OpenFile(stream);
sut.Should().Throw <ArgumentException>()
.WithMessage("'fileStream' cannot be read.");
Func <Task <PBIFile> > sutAsync = async() => await PBIReader.OpenFileAsync(stream);
sutAsync.Should().Throw <ArgumentException>()
.WithMessage($"'fileStream' cannot be read.");
}