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# encoding: utf-8
"""
Test suite for the docx.opc.packuri module
"""
import pytest
from docx.opc.packuri import PackURI
class DescribePackURI(object):
def cases(self, expected_values):
"""
Return list of tuples zipped from uri_str cases and
*expected_values*. Raise if lengths don't match.
"""
uri_str_cases = [
'/',
'/ppt/presentation.xml',
'/ppt/slides/slide1.xml',
]
if len(expected_values) != len(uri_str_cases):
msg = "len(expected_values) differs from len(uri_str_cases)"
raise AssertionError(msg)
pack_uris = [PackURI(uri_str) for uri_str in uri_str_cases]
return zip(pack_uris, expected_values)
def it_can_construct_from_relative_ref(self):
baseURI = '/ppt/slides'
relative_ref = '../slideLayouts/slideLayout1.xml'
pack_uri = PackURI.from_rel_ref(baseURI, relative_ref)
assert pack_uri == '/ppt/slideLayouts/slideLayout1.xml'
def it_should_raise_on_construct_with_bad_pack_uri_str(self):
with pytest.raises(ValueError):
PackURI('foobar')
def it_can_calculate_baseURI(self):
expected_values = ('/', '/ppt', '/ppt/slides')
for pack_uri, expected_baseURI in self.cases(expected_values):
assert pack_uri.baseURI == expected_baseURI
def it_can_calculate_extension(self):
expected_values = ('', 'xml', 'xml')
for pack_uri, expected_ext in self.cases(expected_values):
assert pack_uri.ext == expected_ext
def it_can_calculate_filename(self):
expected_values = ('', 'presentation.xml', 'slide1.xml')
for pack_uri, expected_filename in self.cases(expected_values):
assert pack_uri.filename == expected_filename
def it_knows_the_filename_index(self):
expected_values = (None, None, 1)
for pack_uri, expected_idx in self.cases(expected_values):
assert pack_uri.idx == expected_idx
def it_can_calculate_membername(self):
expected_values = (
'',
'ppt/presentation.xml',
'ppt/slides/slide1.xml',
)
for pack_uri, expected_membername in self.cases(expected_values):
assert pack_uri.membername == expected_membername
def it_can_calculate_relative_ref_value(self):
cases = (
('/', '/ppt/presentation.xml', 'ppt/presentation.xml'),
('/ppt', '/ppt/slideMasters/slideMaster1.xml',
'slideMasters/slideMaster1.xml'),
('/ppt/slides', '/ppt/slideLayouts/slideLayout1.xml',
'../slideLayouts/slideLayout1.xml'),
)
for baseURI, uri_str, expected_relative_ref in cases:
pack_uri = PackURI(uri_str)
assert pack_uri.relative_ref(baseURI) == expected_relative_ref
def it_can_calculate_rels_uri(self):
expected_values = (
'/_rels/.rels',
'/ppt/_rels/presentation.xml.rels',
'/ppt/slides/_rels/slide1.xml.rels',
)
for pack_uri, expected_rels_uri in self.cases(expected_values):
assert pack_uri.rels_uri == expected_rels_uri
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