def test_decompress_file(self):
# Non exist file
self.assertRaises(IOError, cr.decompress_file, self.nofile, None,
cr.BZ2)
tmpfile_gz_comp = os.path.join(self.tmpdir, "gzipedfile.gz")
shutil.copy(FILE_TEXT_GZ, tmpfile_gz_comp)
tmpfile_gz_comp_ns = os.path.join(self.tmpdir, "gzipedfile_no_suffix")
shutil.copy(FILE_TEXT_GZ, tmpfile_gz_comp_ns)
# Decompression - use the same name without suffix
dest = os.path.join(self.tmpdir, "gzipedfile")
cr.decompress_file(tmpfile_gz_comp, None, cr.GZ)
self.assertTrue(os.path.isfile(dest))
# Decompression - use the specific name
dest = os.path.join(self.tmpdir, "decompressed.file")
cr.decompress_file(tmpfile_gz_comp, dest, cr.GZ)
self.assertTrue(os.path.isfile(dest))
# Decompression - bad suffix by default
dest = os.path.join(self.tmpdir, "gzipedfile_no_suffix.decompressed")
cr.decompress_file(tmpfile_gz_comp_ns, None, cr.GZ)
self.assertTrue(os.path.isfile(dest))
# Decompression - with stat
stat = cr.ContentStat(cr.SHA256)
dest = os.path.join(self.tmpdir, "gzipedfile")
cr.decompress_file(tmpfile_gz_comp, None, cr.AUTO_DETECT_COMPRESSION,
stat)
self.assertTrue(os.path.isfile(dest))
self.assertEqual(stat.checksum, FILE_TEXT_SHA256SUM)
self.assertEqual(stat.checksum_type, cr.SHA256)
self.assertEqual(stat.size, 910)
def test_decompress_file(self):
# Non exist file
self.assertRaises(IOError, cr.decompress_file,
self.nofile, None, cr.BZ2)
tmpfile_gz_comp = os.path.join(self.tmpdir, "gzipedfile.gz")
shutil.copy(FILE_TEXT_GZ, tmpfile_gz_comp)
tmpfile_gz_comp_ns = os.path.join(self.tmpdir, "gzipedfile_no_suffix")
shutil.copy(FILE_TEXT_GZ, tmpfile_gz_comp_ns)
# Decompression - use the same name without suffix
dest = os.path.join(self.tmpdir, "gzipedfile")
cr.decompress_file(tmpfile_gz_comp, None, cr.GZ)
self.assertTrue(os.path.isfile(dest))
# Decompression - use the specific name
dest = os.path.join(self.tmpdir, "decompressed.file")
cr.decompress_file(tmpfile_gz_comp, dest, cr.GZ)
self.assertTrue(os.path.isfile(dest))
# Decompression - bad suffix by default
dest = os.path.join(self.tmpdir, "gzipedfile_no_suffix.decompressed")
cr.decompress_file(tmpfile_gz_comp_ns, None, cr.GZ)
self.assertTrue(os.path.isfile(dest))
# Decompression - with stat
stat = cr.ContentStat(cr.SHA256)
dest = os.path.join(self.tmpdir, "gzipedfile")
cr.decompress_file(tmpfile_gz_comp, None, cr.AUTO_DETECT_COMPRESSION, stat)
self.assertTrue(os.path.isfile(dest))
self.assertEqual(stat.checksum, FILE_TEXT_SHA256SUM)
self.assertEqual(stat.checksum_type, cr.SHA256)
self.assertEqual(stat.size, 910L)
def load(self, fn):
"""
Load metadata from a xml file.
:param fn: Path to a file
:type fn: str
"""
_, tmp_path = tempfile.mkstemp()
cr.decompress_file(fn, tmp_path, cr.AUTO_DETECT_COMPRESSION)
dom = xml.dom.minidom.parse(tmp_path)
os.remove(tmp_path)
try:
self._parse_dom(dom)
except DeltaRepoParseError as err:
msg = "Cannot parse {0}: {1}".format(fn, err)
raise DeltaRepoParseError(msg)
def load(self, fn):
"""
Load metadata from a xml file.
:param fn: Path to a file
:type fn: str
"""
_, tmp_path = tempfile.mkstemp()
cr.decompress_file(fn, tmp_path, cr.AUTO_DETECT_COMPRESSION)
dom = xml.dom.minidom.parse(tmp_path)
os.remove(tmp_path)
try:
self._parse_dom(dom)
except DeltaRepoParseError as err:
msg = "Cannot parse {0}: {1}".format(fn, err)
raise DeltaRepoParseError(msg)
def apply_use_original(self, md, decompress=False):
"""Reversal function for the gen_use_original"""
md.new_fn = os.path.join(md.out_dir, os.path.basename(md.delta_fn))
if decompress:
md.new_fn = md.new_fn.rsplit('.', 1)[0]
cr.decompress_file(md.delta_fn, md.new_fn, cr.AUTO_DETECT_COMPRESSION)
else:
shutil.copy2(md.delta_fn, md.new_fn)
# Prepare repomd record of xml file
rec = cr.RepomdRecord(md.metadata_type, md.new_fn)
rec.fill(md.checksum_type)
if self.globalbundle.unique_md_filenames:
rec.rename_file()
md.new_fn = rec.location_real
return rec
def apply_use_original(self, md, decompress=False):
"""Reversal function for the gen_use_original"""
md.new_fn = os.path.join(md.out_dir, os.path.basename(md.delta_fn))
if decompress:
md.new_fn = md.new_fn.rsplit('.', 1)[0]
cr.decompress_file(md.delta_fn, md.new_fn,
cr.AUTO_DETECT_COMPRESSION)
else:
shutil.copy2(md.delta_fn, md.new_fn)
# Prepare repomd record of xml file
rec = cr.RepomdRecord(md.metadata_type, md.new_fn)
rec.fill(md.checksum_type)
if self.globalbundle.unique_md_filenames:
rec.rename_file()
md.new_fn = rec.location_real
return rec
def load(self, fn, pedantic=True):
"""Load metadata from a file.
:param fn: Path to a file
:type fn: str
:param pedantic: Raise exception if there is an invalid record
(a record that doesn't contain all mandatory info)
(enabled by default)
:type pedantic: bool
:returns: Self to enable chaining (dr = DeltaRepos().load())
:rtype: DeltaRepos
"""
_, tmp_path = tempfile.mkstemp(prefix="tmp-deltarepos-xml-file-")
cr.decompress_file(fn, tmp_path, cr.AUTO_DETECT_COMPRESSION)
document = xml.dom.minidom.parse(tmp_path)
os.remove(tmp_path)
try:
self._from_xml_document(document, pedantic=pedantic)
except DeltaRepoError as err:
raise DeltaRepoParseError("Cannot parse {0}: {1}".format(fn, err))
return self
def load(self, fn, pedantic=True):
"""Load metadata from a file.
:param fn: Path to a file
:type fn: str
:param pedantic: Raise exception if there is an invalid record
(a record that doesn't contain all mandatory info)
(enabled by default)
:type pedantic: bool
:returns: Self to enable chaining (dr = DeltaRepos().load())
:rtype: DeltaRepos
"""
_, tmp_path = tempfile.mkstemp(prefix="tmp-deltarepos-xml-file-")
cr.decompress_file(fn, tmp_path, cr.AUTO_DETECT_COMPRESSION)
document = xml.dom.minidom.parse(tmp_path)
os.remove(tmp_path)
try:
self._from_xml_document(document, pedantic=pedantic)
except DeltaRepoError as err:
raise DeltaRepoParseError("Cannot parse {0}: {1}".format(fn, err))
return self
