public void ToFile_CommitDocumentHasSubjectAndBody_BodyIsWritten()
{
const string filePath = "COMMIT_EDITMSG";
var body = new[]
{
"Line 1",
"Line 2"
};
var fileSystemMock = new Mock <IFileSystem>();
fileSystemMock.Setup(fs => fs.WriteAllLines(It.IsAny <string>(), It.IsAny <IEnumerable <string> >()))
.Callback <string, IEnumerable <string> >(Assert);
var commitDocument = new CommitDocument
{
Subject = "DoesntMatter",
Body = body
};
var commitFileWriter = new CommitFileWriter(fileSystemMock.Object);
commitFileWriter.ToFile(filePath, commitDocument);
void Assert(string actualFilePath, IEnumerable <string> actualContents)
{
actualContents.Should().Contain(body);
}
}
public void ToFile_CommitDocumentIsNull_ThrowsArgumentException()
{
var commitFileWriter = new CommitFileWriter(Mock.Of <IFileSystem>());
Action toFile = () => commitFileWriter.ToFile("NotNullString", null);
toFile.ShouldThrow <ArgumentException>();
}
public void ToFile_FilePathIsInvalid_ThrowsArgumentException(string filePath)
{
var commitFileWriter = new CommitFileWriter(Mock.Of <IFileSystem>());
Action toFile = () => commitFileWriter.ToFile(filePath, new CommitDocument());
toFile.ShouldThrow <ArgumentException>();
}
public void ToFile_CommitDocumentHasSubject_SubjectIsWritten()
{
const string filePath = "COMMIT_EDITMSG";
const string subject = "Commit subject";
var fileSystemMock = new Mock <IFileSystem>();
var commitDocument = new CommitDocument
{
Subject = subject
};
var commitFileWriter = new CommitFileWriter(fileSystemMock.Object);
commitFileWriter.ToFile(filePath, commitDocument);
fileSystemMock.Verify(fs => fs.WriteAllLines(filePath, It.Is <IEnumerable <string> >(c =>
c.Contains(subject))), Times.Once());
}
public void ToFile_DiskAccessFails_ThrowsGitModelExceptionWithCorrectInnerException()
{
var innerException = new UnauthorizedAccessException();
var fileSystemMock = new Mock <IFileSystem>();
fileSystemMock.Setup(fs => fs.WriteAllLines(It.IsAny <string>(), It.IsAny <IEnumerable <string> >()))
.Throws(innerException);
var commitDocument = new CommitDocument
{
Subject = "Valid Subject",
Body = new[] { "Valid Body" }
};
var commitFileWriter = new CommitFileWriter(fileSystemMock.Object);
Action toFile = () => commitFileWriter.ToFile("Valid File Path", commitDocument);
toFile.ShouldThrow <GitModelException>().Which.InnerException.Should().Be(innerException);
}