Create a repository
Methods tested:
>>> import os, gbp.git.vfs
>>> repo_dir = context.new_tmpdir(__name__)
>>> repo = gbp.git.GitRepository.create(str(repo_dir))
>>> f = open(os.path.join(repo.path, 'foo.txt'), 'w')
>>> content = 'al pha\na\nb\nc'
>>> f.write('al pha\na\nb\nc')
>>> f.close()
>>> repo.add_files(repo.path, force=True)
>>> repo.commit_all(msg="foo")
>>> vfs = gbp.git.vfs.GitVfs(repo, 'HEAD')
>>> gf = vfs.open('foo.txt')
>>> gf.readline()
'al pha\n'
>>> gf.readline()
'a\n'
>>> gf.readlines()
['b\n', 'c']
>>> gf.readlines()
[]
>>> gf.readline()
''
>>> gf.readline()
''
>>> gf.close()
>>> gbp.git.vfs.GitVfs(repo, 'HEAD').open('foo.txt').read() == content
True
>>> gf = vfs.open('doesnotexist')
Traceback (most recent call last):
...
IOError: can't get HEAD:doesnotexist: fatal: Path 'doesnotexist' does not exist in 'HEAD'
>>> context.teardown()
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