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Diffstat (limited to 'tests/test_ext_intersphinx.py')
-rw-r--r-- | tests/test_ext_intersphinx.py | 568 |
1 files changed, 568 insertions, 0 deletions
diff --git a/tests/test_ext_intersphinx.py b/tests/test_ext_intersphinx.py new file mode 100644 index 0000000..82bec9e --- /dev/null +++ b/tests/test_ext_intersphinx.py @@ -0,0 +1,568 @@ +"""Test the intersphinx extension.""" + +import http.server +from unittest import mock + +import pytest +from docutils import nodes + +from sphinx import addnodes +from sphinx.ext.intersphinx import ( + INVENTORY_FILENAME, + _get_safe_url, + _strip_basic_auth, + fetch_inventory, + inspect_main, + load_mappings, + missing_reference, + normalize_intersphinx_mapping, +) +from sphinx.ext.intersphinx import setup as intersphinx_setup + +from .test_util_inventory import inventory_v2, inventory_v2_not_having_version +from .utils import http_server + + +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(app, *args, **kwds): + node, contnode = fake_node(*args, **kwds) + return missing_reference(app, app.env, node, contnode) + + +def set_config(app, mapping): + app.config.intersphinx_mapping = mapping + app.config.intersphinx_cache_limit = 0 + app.config.intersphinx_disabled_reftypes = [] + + +@mock.patch('sphinx.ext.intersphinx.InventoryFile') +@mock.patch('sphinx.ext.intersphinx._read_from_url') +def test_fetch_inventory_redirection(_read_from_url, InventoryFile, app, status, warning): # NoQA: PT019 + intersphinx_setup(app) + _read_from_url().readline.return_value = b'# Sphinx inventory version 2' + + # same uri and inv, not redirected + _read_from_url().url = 'http://hostname/' + INVENTORY_FILENAME + fetch_inventory(app, 'http://hostname/', 'http://hostname/' + INVENTORY_FILENAME) + assert 'intersphinx inventory has moved' not in status.getvalue() + assert InventoryFile.load.call_args[0][1] == 'http://hostname/' + + # same uri and inv, redirected + status.seek(0) + status.truncate(0) + _read_from_url().url = 'http://hostname/new/' + INVENTORY_FILENAME + + fetch_inventory(app, 'http://hostname/', 'http://hostname/' + INVENTORY_FILENAME) + assert status.getvalue() == ('intersphinx inventory has moved: ' + 'http://hostname/%s -> http://hostname/new/%s\n' % + (INVENTORY_FILENAME, INVENTORY_FILENAME)) + assert InventoryFile.load.call_args[0][1] == 'http://hostname/new' + + # different uri and inv, not redirected + status.seek(0) + status.truncate(0) + _read_from_url().url = 'http://hostname/new/' + INVENTORY_FILENAME + + fetch_inventory(app, 'http://hostname/', 'http://hostname/new/' + INVENTORY_FILENAME) + assert 'intersphinx inventory has moved' not in status.getvalue() + assert InventoryFile.load.call_args[0][1] == 'http://hostname/' + + # different uri and inv, redirected + status.seek(0) + status.truncate(0) + _read_from_url().url = 'http://hostname/other/' + INVENTORY_FILENAME + + fetch_inventory(app, 'http://hostname/', 'http://hostname/new/' + INVENTORY_FILENAME) + assert status.getvalue() == ('intersphinx inventory has moved: ' + 'http://hostname/new/%s -> http://hostname/other/%s\n' % + (INVENTORY_FILENAME, INVENTORY_FILENAME)) + assert InventoryFile.load.call_args[0][1] == 'http://hostname/' + + +def test_missing_reference(tmp_path, app, status, warning): + inv_file = tmp_path / 'inventory' + inv_file.write_bytes(inventory_v2) + set_config(app, { + 'https://docs.python.org/': str(inv_file), + 'py3k': ('https://docs.python.org/py3k/', str(inv_file)), + 'py3krel': ('py3k', str(inv_file)), # relative path + 'py3krelparent': ('../../py3k', str(inv_file)), # relative path, parent dir + }) + + # load the inventory and check if it's done correctly + normalize_intersphinx_mapping(app, app.config) + load_mappings(app) + inv = app.env.intersphinx_inventory + + assert inv['py:module']['module2'] == \ + ('foo', '2.0', 'https://docs.python.org/foo.html#module-module2', '-') + + # check resolution when a target is found + rn = reference_check(app, 'py', 'func', 'module1.func', 'foo') + assert isinstance(rn, nodes.reference) + assert rn['refuri'] == 'https://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(app, 'py', 'foo', 'module1.func', 'foo') is None + assert reference_check(app, 'py', 'func', 'foo', 'foo') is None + assert reference_check(app, 'py', 'func', 'foo', 'foo') is None + + # check handling of prefixes + + # prefix given, target found: prefix is stripped + rn = reference_check(app, 'py', 'mod', 'py3k:module2', 'py3k:module2') + assert rn[0].astext() == 'module2' + + # prefix given, but not in title: nothing stripped + rn = reference_check(app, 'py', 'mod', 'py3k:module2', 'module2') + assert rn[0].astext() == 'module2' + + # prefix given, but explicit: nothing stripped + rn = reference_check(app, 'py', 'mod', 'py3k:module2', 'py3k:module2', + refexplicit=True) + assert rn[0].astext() == 'py3k:module2' + + # prefix given, target not found and nonexplicit title: prefix is not 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() == 'py3k: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' + + # check relative paths + rn = reference_check(app, 'py', 'mod', 'py3krel:module1', 'foo') + assert rn['refuri'] == 'py3k/foo.html#module-module1' + + rn = reference_check(app, 'py', 'mod', 'py3krelparent:module1', 'foo') + assert rn['refuri'] == '../../py3k/foo.html#module-module1' + + rn = reference_check(app, 'py', 'mod', 'py3krel:module1', 'foo', refdoc='sub/dir/test') + assert rn['refuri'] == '../../py3k/foo.html#module-module1' + + rn = reference_check(app, 'py', 'mod', 'py3krelparent:module1', 'foo', + refdoc='sub/dir/test') + assert rn['refuri'] == '../../../../py3k/foo.html#module-module1' + + # check refs of standard domain + rn = reference_check(app, 'std', 'doc', 'docname', 'docname') + assert rn['refuri'] == 'https://docs.python.org/docname.html' + + +def test_missing_reference_pydomain(tmp_path, app, status, warning): + inv_file = tmp_path / 'inventory' + inv_file.write_bytes(inventory_v2) + set_config(app, { + 'https://docs.python.org/': str(inv_file), + }) + + # load the inventory and check if it's done correctly + normalize_intersphinx_mapping(app, app.config) + load_mappings(app) + + # no context data + kwargs = {} + node, contnode = fake_node('py', 'func', 'func', 'func()', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert rn is None + + # py:module context helps to search objects + kwargs = {'py:module': 'module1'} + node, contnode = fake_node('py', 'func', 'func', 'func()', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert rn.astext() == 'func()' + + # py:attr context helps to search objects + kwargs = {'py:module': 'module1'} + node, contnode = fake_node('py', 'attr', 'Foo.bar', 'Foo.bar', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert rn.astext() == 'Foo.bar' + + # term reference (normal) + node, contnode = fake_node('std', 'term', 'a term', 'a term') + rn = missing_reference(app, app.env, node, contnode) + assert rn.astext() == 'a term' + + # term reference (case insensitive) + node, contnode = fake_node('std', 'term', 'A TERM', 'A TERM') + rn = missing_reference(app, app.env, node, contnode) + assert rn.astext() == 'A TERM' + + +def test_missing_reference_stddomain(tmp_path, app, status, warning): + inv_file = tmp_path / 'inventory' + inv_file.write_bytes(inventory_v2) + set_config(app, { + 'cmd': ('https://docs.python.org/', str(inv_file)), + }) + + # load the inventory and check if it's done correctly + normalize_intersphinx_mapping(app, app.config) + load_mappings(app) + + # no context data + kwargs = {} + node, contnode = fake_node('std', 'option', '-l', '-l', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert rn is None + + # std:program context helps to search objects + kwargs = {'std:program': 'ls'} + node, contnode = fake_node('std', 'option', '-l', 'ls -l', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert rn.astext() == 'ls -l' + + # refers inventory by name + kwargs = {} + node, contnode = fake_node('std', 'option', 'cmd:ls -l', '-l', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert rn.astext() == '-l' + + +@pytest.mark.sphinx('html', testroot='ext-intersphinx-cppdomain') +def test_missing_reference_cppdomain(tmp_path, app, status, warning): + inv_file = tmp_path / 'inventory' + inv_file.write_bytes(inventory_v2) + set_config(app, { + 'https://docs.python.org/': str(inv_file), + }) + + # load the inventory and check if it's done correctly + normalize_intersphinx_mapping(app, app.config) + load_mappings(app) + + app.build() + html = (app.outdir / 'index.html').read_text(encoding='utf8') + assert ('<a class="reference external"' + ' href="https://docs.python.org/index.html#cpp_foo_bar"' + ' title="(in foo v2.0)">' + '<code class="xref cpp cpp-class docutils literal notranslate">' + '<span class="pre">Bar</span></code></a>' in html) + assert ('<a class="reference external"' + ' href="https://docs.python.org/index.html#foons"' + ' title="(in foo v2.0)"><span class="n"><span class="pre">foons</span></span></a>' in html) + assert ('<a class="reference external"' + ' href="https://docs.python.org/index.html#foons_bartype"' + ' title="(in foo v2.0)"><span class="n"><span class="pre">bartype</span></span></a>' in html) + + +def test_missing_reference_jsdomain(tmp_path, app, status, warning): + inv_file = tmp_path / 'inventory' + inv_file.write_bytes(inventory_v2) + set_config(app, { + 'https://docs.python.org/': str(inv_file), + }) + + # load the inventory and check if it's done correctly + normalize_intersphinx_mapping(app, app.config) + load_mappings(app) + + # no context data + kwargs = {} + node, contnode = fake_node('js', 'meth', 'baz', 'baz()', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert rn is None + + # js:module and js:object context helps to search objects + kwargs = {'js:module': 'foo', 'js:object': 'bar'} + node, contnode = fake_node('js', 'meth', 'baz', 'baz()', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert rn.astext() == 'baz()' + + +def test_missing_reference_disabled_domain(tmp_path, app, status, warning): + inv_file = tmp_path / 'inventory' + inv_file.write_bytes(inventory_v2) + set_config(app, { + 'inv': ('https://docs.python.org/', str(inv_file)), + }) + + # load the inventory and check if it's done correctly + normalize_intersphinx_mapping(app, app.config) + load_mappings(app) + + def case(*, term, doc, py): + def assert_(rn, expected): + if expected is None: + assert rn is None + else: + assert rn.astext() == expected + + kwargs = {} + + node, contnode = fake_node('std', 'term', 'a term', 'a term', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert_(rn, 'a term' if term else None) + + node, contnode = fake_node('std', 'term', 'inv:a term', 'a term', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert_(rn, 'a term') + + node, contnode = fake_node('std', 'doc', 'docname', 'docname', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert_(rn, 'docname' if doc else None) + + node, contnode = fake_node('std', 'doc', 'inv:docname', 'docname', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert_(rn, 'docname') + + # an arbitrary ref in another domain + node, contnode = fake_node('py', 'func', 'module1.func', 'func()', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert_(rn, 'func()' if py else None) + + node, contnode = fake_node('py', 'func', 'inv:module1.func', 'func()', **kwargs) + rn = missing_reference(app, app.env, node, contnode) + assert_(rn, 'func()') + + # the base case, everything should resolve + assert app.config.intersphinx_disabled_reftypes == [] + case(term=True, doc=True, py=True) + + # disabled a single ref type + app.config.intersphinx_disabled_reftypes = ['std:doc'] + case(term=True, doc=False, py=True) + + # disabled a whole domain + app.config.intersphinx_disabled_reftypes = ['std:*'] + case(term=False, doc=False, py=True) + + # disabled all domains + app.config.intersphinx_disabled_reftypes = ['*'] + case(term=False, doc=False, py=False) + + +def test_inventory_not_having_version(tmp_path, app, status, warning): + inv_file = tmp_path / 'inventory' + inv_file.write_bytes(inventory_v2_not_having_version) + set_config(app, { + 'https://docs.python.org/': str(inv_file), + }) + + # load the inventory and check if it's done correctly + normalize_intersphinx_mapping(app, app.config) + load_mappings(app) + + rn = reference_check(app, 'py', 'mod', 'module1', 'foo') + assert isinstance(rn, nodes.reference) + assert rn['refuri'] == 'https://docs.python.org/foo.html#module-module1' + assert rn['reftitle'] == '(in foo)' + assert rn[0].astext() == 'Long Module desc' + + +def test_load_mappings_warnings(tmp_path, app, status, warning): + """ + load_mappings issues a warning if new-style mapping + identifiers are not string + """ + inv_file = tmp_path / 'inventory' + inv_file.write_bytes(inventory_v2) + set_config(app, { + 'https://docs.python.org/': str(inv_file), + 'py3k': ('https://docs.python.org/py3k/', str(inv_file)), + 'repoze.workflow': ('http://docs.repoze.org/workflow/', str(inv_file)), + 'django-taggit': ('http://django-taggit.readthedocs.org/en/latest/', + str(inv_file)), + 12345: ('http://www.sphinx-doc.org/en/stable/', str(inv_file)), + }) + + # load the inventory and check if it's done correctly + normalize_intersphinx_mapping(app, app.config) + load_mappings(app) + warnings = warning.getvalue().splitlines() + assert len(warnings) == 2 + assert "The pre-Sphinx 1.0 'intersphinx_mapping' format is " in warnings[0] + assert 'intersphinx identifier 12345 is not string. Ignored' in warnings[1] + + +def test_load_mappings_fallback(tmp_path, app, status, warning): + inv_file = tmp_path / 'inventory' + inv_file.write_bytes(inventory_v2) + set_config(app, {}) + + # connect to invalid path + app.config.intersphinx_mapping = { + 'fallback': ('https://docs.python.org/py3k/', '/invalid/inventory/path'), + } + normalize_intersphinx_mapping(app, app.config) + load_mappings(app) + assert "failed to reach any of the inventories" in warning.getvalue() + + rn = reference_check(app, 'py', 'func', 'module1.func', 'foo') + assert rn is None + + # clear messages + status.truncate(0) + warning.truncate(0) + + # add fallbacks to mapping + app.config.intersphinx_mapping = { + 'fallback': ('https://docs.python.org/py3k/', ('/invalid/inventory/path', + str(inv_file))), + } + normalize_intersphinx_mapping(app, app.config) + load_mappings(app) + assert "encountered some issues with some of the inventories" in status.getvalue() + assert warning.getvalue() == "" + + rn = reference_check(app, 'py', 'func', 'module1.func', 'foo') + assert isinstance(rn, nodes.reference) + + +class TestStripBasicAuth: + """Tests for sphinx.ext.intersphinx._strip_basic_auth()""" + def test_auth_stripped(self): + """basic auth creds stripped from URL containing creds""" + url = 'https://user:12345@domain.com/project/objects.inv' + expected = 'https://domain.com/project/objects.inv' + actual = _strip_basic_auth(url) + assert expected == actual + + def test_no_auth(self): + """url unchanged if param doesn't contain basic auth creds""" + url = 'https://domain.com/project/objects.inv' + expected = 'https://domain.com/project/objects.inv' + actual = _strip_basic_auth(url) + assert expected == actual + + def test_having_port(self): + """basic auth creds correctly stripped from URL containing creds even if URL + contains port""" + url = 'https://user:12345@domain.com:8080/project/objects.inv' + expected = 'https://domain.com:8080/project/objects.inv' + actual = _strip_basic_auth(url) + assert expected == actual + + +def test_getsafeurl_authed(): + """_get_safe_url() with a url with basic auth""" + url = 'https://user:12345@domain.com/project/objects.inv' + expected = 'https://user@domain.com/project/objects.inv' + actual = _get_safe_url(url) + assert expected == actual + + +def test_getsafeurl_authed_having_port(): + """_get_safe_url() with a url with basic auth having port""" + url = 'https://user:12345@domain.com:8080/project/objects.inv' + expected = 'https://user@domain.com:8080/project/objects.inv' + actual = _get_safe_url(url) + assert expected == actual + + +def test_getsafeurl_unauthed(): + """_get_safe_url() with a url without basic auth""" + url = 'https://domain.com/project/objects.inv' + expected = 'https://domain.com/project/objects.inv' + actual = _get_safe_url(url) + assert expected == actual + + +def test_inspect_main_noargs(capsys): + """inspect_main interface, without arguments""" + assert inspect_main([]) == 1 + + expected = ( + "Print out an inventory file.\n" + "Error: must specify local path or URL to an inventory file." + ) + stdout, stderr = capsys.readouterr() + assert stdout == "" + assert stderr == expected + "\n" + + +def test_inspect_main_file(capsys, tmp_path): + """inspect_main interface, with file argument""" + inv_file = tmp_path / 'inventory' + inv_file.write_bytes(inventory_v2) + + inspect_main([str(inv_file)]) + + stdout, stderr = capsys.readouterr() + assert stdout.startswith("c:function\n") + assert stderr == "" + + +def test_inspect_main_url(capsys): + """inspect_main interface, with url argument""" + class InventoryHandler(http.server.BaseHTTPRequestHandler): + def do_GET(self): + self.send_response(200, "OK") + self.end_headers() + self.wfile.write(inventory_v2) + + def log_message(*args, **kwargs): + # Silenced. + pass + + url = 'http://localhost:7777/' + INVENTORY_FILENAME + + with http_server(InventoryHandler): + inspect_main([url]) + + stdout, stderr = capsys.readouterr() + assert stdout.startswith("c:function\n") + assert stderr == "" + + +@pytest.mark.sphinx('html', testroot='ext-intersphinx-role') +def test_intersphinx_role(app, warning): + inv_file = app.srcdir / 'inventory' + inv_file.write_bytes(inventory_v2) + app.config.intersphinx_mapping = { + 'inv': ('http://example.org/', str(inv_file)), + } + app.config.intersphinx_cache_limit = 0 + app.config.nitpicky = True + + # load the inventory and check if it's done correctly + normalize_intersphinx_mapping(app, app.config) + load_mappings(app) + + app.build() + content = (app.outdir / 'index.html').read_text(encoding='utf8') + wStr = warning.getvalue() + + html = '<a class="reference external" href="http://example.org/{}" title="(in foo v2.0)">' + assert html.format('foo.html#module-module1') in content + assert html.format('foo.html#module-module2') in content + assert "WARNING: external py:mod reference target not found: module3" in wStr + assert "WARNING: external py:mod reference target not found: module10" in wStr + + assert html.format('sub/foo.html#module1.func') in content + assert "WARNING: external py:meth reference target not found: inv:Foo.bar" in wStr + + assert "WARNING: role for external cross-reference not found: py:nope" in wStr + + # default domain + assert html.format('index.html#std_uint8_t') in content + assert "WARNING: role for external cross-reference not found: nope" in wStr + + # std roles without domain prefix + assert html.format('docname.html') in content + assert html.format('index.html#cmdoption-ls-l') in content + + # explicit inventory + assert html.format('cfunc.html#CFunc') in content + assert "WARNING: inventory for external cross-reference not found: invNope" in wStr + + # explicit title + assert html.format('index.html#foons') in content |