def test_graph_bad_version_to_dot(self):
expected = (
('towel-stuff', 'bacon', 'bacon (<=0.2)'),
('grammar', 'bacon', 'truffles (>=1.2)'),
('choxie', 'towel-stuff', 'towel-stuff (0.1)'),
('banana', 'strawberry', 'strawberry (>=0.5)'),
)
dists = []
for name in self.DISTROS_DIST + self.DISTROS_EGG + self.BAD_EGGS:
dist = get_distribution(name, use_egg_info=True)
self.assertNotEqual(dist, None)
dists.append(dist)
graph = depgraph.generate_graph(dists)
buf = StringIO()
depgraph.graph_to_dot(graph, buf)
buf.seek(0)
matches = []
lines = buf.readlines()
for line in lines[1:-1]: # skip the first and the last lines
if line[-1] == '\n':
line = line[:-1]
match = self.EDGE.match(line.strip())
self.assertIsNot(match, None)
matches.append(match.groups())
self.checkLists(matches, expected)
def test_graph_disconnected_to_dot(self):
dependencies_expected = (
('towel-stuff', 'bacon', 'bacon (<=0.2)'),
('grammar', 'bacon', 'truffles (>=1.2)'),
('choxie', 'towel-stuff', 'towel-stuff (0.1)'),
('banana', 'strawberry', 'strawberry (>=0.5)'),
)
disconnected_expected = ('cheese', 'bacon', 'strawberry')
dists = []
for name in self.DISTROS_DIST + self.DISTROS_EGG:
dist = get_distribution(name, use_egg_info=True)
self.assertNotEqual(dist, None)
dists.append(dist)
graph = depgraph.generate_graph(dists)
buf = StringIO()
depgraph.graph_to_dot(graph, buf, skip_disconnected=False)
buf.seek(0)
lines = buf.readlines()
dependencies_lines = []
disconnected_lines = []
# First sort output lines into dependencies and disconnected lines.
# We also skip the attribute lines, and don't include the "{" and "}"
# lines.
disconnected_active = False
for line in lines[1:-1]: # Skip first and last line
if line.startswith('subgraph disconnected'):
disconnected_active = True
continue
if line.startswith('}') and disconnected_active:
disconnected_active = False
continue
if disconnected_active:
# Skip the 'label = "Disconnected"', etc. attribute lines.
if ' = ' not in line:
disconnected_lines.append(line)
else:
dependencies_lines.append(line)
dependencies_matches = []
for line in dependencies_lines:
if line[-1] == '\n':
line = line[:-1]
match = self.EDGE.match(line.strip())
self.assertIsNot(match, None)
dependencies_matches.append(match.groups())
disconnected_matches = []
for line in disconnected_lines:
if line[-1] == '\n':
line = line[:-1]
line = line.strip('"')
disconnected_matches.append(line)
self.checkLists(dependencies_matches, dependencies_expected)
self.checkLists(disconnected_matches, disconnected_expected)
