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# -*- coding: utf-8 -*-
"""
test_intersphinx
~~~~~~~~~~~~~~~~
Test the intersphinx extension.
:copyright: Copyright 2007-2011 by the Sphinx team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import zlib
import posixpath
from cStringIO import StringIO
from docutils import nodes
from sphinx import addnodes
from sphinx.ext.intersphinx import read_inventory_v1, read_inventory_v2, \
load_mappings, missing_reference
from util import *
inventory_v1 = '''\
# Sphinx inventory version 1
# Project: foo
# Version: 1.0
module mod foo.html
module.cls class foo.html
'''
inventory_v2 = '''\
# Sphinx inventory version 2
# Project: foo
# Version: 2.0
# The remainder of this file is compressed with zlib.
''' + zlib.compress('''\
module1 py:module 0 foo.html#module-module1 Long Module desc
module2 py:module 0 foo.html#module-$ -
module1.func py:function 1 sub/foo.html#$ -
CFunc c:function 2 cfunc.html#CFunc -
''')
def test_read_inventory_v1():
f = StringIO(inventory_v1)
f.readline()
invdata = read_inventory_v1(f, '/util', posixpath.join)
assert invdata['py:module']['module'] == \
('foo', '1.0', '/util/foo.html#module-module', '-')
assert invdata['py:class']['module.cls'] == \
('foo', '1.0', '/util/foo.html#module.cls', '-')
def test_read_inventory_v2():
f = StringIO(inventory_v2)
f.readline()
invdata1 = read_inventory_v2(f, '/util', posixpath.join)
# try again with a small buffer size to test the chunking algorithm
f = StringIO(inventory_v2)
f.readline()
invdata2 = read_inventory_v2(f, '/util', posixpath.join, bufsize=5)
assert invdata1 == invdata2
assert len(invdata1['py:module']) == 2
assert invdata1['py:module']['module1'] == \
('foo', '2.0', '/util/foo.html#module-module1', 'Long Module desc')
assert invdata1['py:module']['module2'] == \
('foo', '2.0', '/util/foo.html#module-module2', '-')
assert invdata1['py:function']['module1.func'][2] == \
'/util/sub/foo.html#module1.func'
assert invdata1['c:function']['CFunc'][2] == '/util/cfunc.html#CFunc'
@with_app(confoverrides={'extensions': 'sphinx.ext.intersphinx'})
@with_tempdir
def test_missing_reference(tempdir, app):
inv_file = tempdir / 'inventory'
write_file(inv_file, inventory_v2)
app.config.intersphinx_mapping = {
'http://docs.python.org/': inv_file,
'py3k': ('http://docs.python.org/py3k/', inv_file),
}
app.config.intersphinx_cache_limit = 0
# load the inventory and check if it's done correctly
load_mappings(app)
inv = app.env.intersphinx_inventory
assert inv['py:module']['module2'] == \
('foo', '2.0', 'http://docs.python.org/foo.html#module-module2', '-')
# create fake nodes and check referencing
def fake_node(domain, type, target, content, **attrs):
contnode = nodes.emphasis(content, content)
node = addnodes.pending_xref('')
node['reftarget'] = target
node['reftype'] = type
node['refdomain'] = domain
node.attributes.update(attrs)
node += contnode
return node, contnode
def reference_check(*args, **kwds):
node, contnode = fake_node(*args, **kwds)
return missing_reference(app, app.env, node, contnode)
# check resolution when a target is found
rn = reference_check('py', 'func', 'module1.func', 'foo')
assert isinstance(rn, nodes.reference)
assert rn['refuri'] == 'http://docs.python.org/sub/foo.html#module1.func'
assert rn['reftitle'] == '(in foo v2.0)'
assert rn[0].astext() == 'foo'
# create unresolvable nodes and check None return value
assert reference_check('py', 'foo', 'module1.func', 'foo') is None
assert reference_check('py', 'func', 'foo', 'foo') is None
assert reference_check('py', 'func', 'foo', 'foo') is None
# check handling of prefixes
# prefix given, target found: prefix is stripped
rn = reference_check('py', 'mod', 'py3k:module2', 'py3k:module2')
assert rn[0].astext() == 'module2'
# prefix given, but not in title: nothing stripped
rn = reference_check('py', 'mod', 'py3k:module2', 'module2')
assert rn[0].astext() == 'module2'
# prefix given, but explicit: nothing stripped
rn = reference_check('py', 'mod', 'py3k:module2', 'py3k:module2',
refexplicit=True)
assert rn[0].astext() == 'py3k:module2'
# prefix given, target not found and nonexplicit title: prefix is stripped
node, contnode = fake_node('py', 'mod', 'py3k:unknown', 'py3k:unknown',
refexplicit=False)
rn = missing_reference(app, app.env, node, contnode)
assert rn is None
assert contnode[0].astext() == 'unknown'
# prefix given, target not found and explicit title: nothing is changed
node, contnode = fake_node('py', 'mod', 'py3k:unknown', 'py3k:unknown',
refexplicit=True)
rn = missing_reference(app, app.env, node, contnode)
assert rn is None
assert contnode[0].astext() == 'py3k:unknown'
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