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)