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"""Test suite for the docx.opc.packuri module."""
import pytest
from docx.opc.packuri import PackURI
class DescribePackURI:
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, match="PackURI must begin with slash"):
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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