def test_circular_level(self):
"""
Simple circular dependency with different USE levels
A → B → C
↖←←←←←↙
"""
graph = nx.DiGraph()
graph.add_nodes_from('ABC')
graph.add_edge('A', 'B', dep=DepType.DEPEND, level=0)
graph.add_edge('B', 'C', dep=DepType.DEPEND, level=0)
graph.add_edge('C', 'A', dep=DepType.DEPEND, level=1)
# check both forward and reverse graph to make sure it is
# actually resolving circular dependencies and not just
# producing incidentally correct output
cycles: typing.List[CycleTuple] = []
self.assertEqual(
list(get_ordered_nodes(graph.copy(), cycles.append)),
['C', 'B', 'A'])
self.assertEqual(
cycles,
[([('A', 'B'), ('B', 'C'), ('C', 'A')], ('C', 'A'))])
cycles = []
self.assertEqual(
list(get_ordered_nodes(graph.reverse())),
['A', 'B', 'C'])
self.assertEqual(
cycles,
[])
def test_cross(self):
"""
Test graph with crossed subtrees (common dependencies)
A
↙↓↘
B ↓ G
↙↓↘↓ ↑
C D E ↑
↓↗
F
"""
graph = nx.DiGraph()
graph.add_nodes_from('ABCDEFG')
graph.add_edge('A', 'B', dep=DepType.DEPEND, level=0)
graph.add_edge('B', 'C', dep=DepType.DEPEND, level=0)
graph.add_edge('B', 'D', dep=DepType.DEPEND, level=0)
graph.add_edge('A', 'E', dep=DepType.DEPEND, level=0)
graph.add_edge('B', 'E', dep=DepType.DEPEND, level=0)
graph.add_edge('E', 'F', dep=DepType.DEPEND, level=0)
graph.add_edge('A', 'G', dep=DepType.DEPEND, level=0)
graph.add_edge('F', 'G', dep=DepType.DEPEND, level=0)
out = list(get_ordered_nodes(graph))
# verify that all nodes are present
self.assertEqual(sorted(out), list('ABCDEFG'))
# A must always come last
self.assertEqual(out[-1], 'A')
# verify relative order
self.assertLess(out.index('C'), out.index('B'))
self.assertLess(out.index('D'), out.index('B'))
self.assertLess(out.index('E'), out.index('B'))
self.assertLess(out.index('F'), out.index('E'))
self.assertLess(out.index('G'), out.index('F'))
def test_simple(self):
"""Test simple A -> B -> C graph"""
graph = nx.DiGraph()
graph.add_nodes_from('ABC')
graph.add_edge('A', 'B', dep=DepType.DEPEND, level=0)
graph.add_edge('B', 'C', dep=DepType.DEPEND, level=0)
self.assertEqual(
list(get_ordered_nodes(graph)),
['C', 'B', 'A'])
def test_loose(self):
"""Test graph with unconnected nodes"""
graph = nx.DiGraph()
graph.add_nodes_from('ABCD')
graph.add_edge('A', 'B', dep=DepType.DEPEND, level=0)
out = list(get_ordered_nodes(graph))
# verify that all nodes are present
self.assertEqual(sorted(out), list('ABCD'))
# verify relative order
self.assertLess(out.index('B'), out.index('A'))
def test_multi_circular(self):
"""
Complex dependency graph with multiple circular dependencies
B←A
↓↗↓↘
C D→F
↕↖↓
E G
"""
graph = nx.DiGraph()
graph.add_nodes_from('ABCDEFG')
graph.add_edge('A', 'B', dep=DepType.DEPEND, level=0)
graph.add_edge('B', 'C', dep=DepType.DEPEND, level=0)
graph.add_edge('C', 'A', dep=DepType.RDEPEND, level=0)
graph.add_edge('A', 'D', dep=DepType.DEPEND, level=0)
graph.add_edge('D', 'E', dep=DepType.DEPEND, level=0)
graph.add_edge('D', 'F', dep=DepType.RDEPEND, level=0)
graph.add_edge('E', 'D', dep=DepType.PDEPEND, level=0)
graph.add_edge('A', 'F', dep=DepType.RDEPEND, level=0)
graph.add_edge('F', 'G', dep=DepType.DEPEND, level=0)
graph.add_edge('G', 'D', dep=DepType.DEPEND, level=0)
cycles: typing.List[CycleTuple] = []
out = list(get_ordered_nodes(graph, cycles.append))
# verify that all nodes are present
self.assertEqual(sorted(out), list('ABCDEFG'))
# A must always come last
self.assertEqual(out[-1], 'A')
# verify relative order
self.assertLess(out.index('C'), out.index('B'))
self.assertLess(out.index('D'), out.index('G'))
self.assertLess(out.index('E'), out.index('D'))
self.assertLess(out.index('G'), out.index('F'))
# verify cycle resolution
self.assertEqual(
sorted(cycles),
[([('A', 'B'), ('B', 'C'), ('C', 'A')], ('C', 'A')),
([('D', 'E'), ('E', 'D')], ('E', 'D')),
([('D', 'F'), ('F', 'G'), ('G', 'D')], ('D', 'F')),
])
def commit(self) -> int:
repo, git_repo = self.get_git_repository()
arch = self.get_arch()
if not have_nattka_depgraph:
log.warning('Unable to import nattka.depgraph, dependency sorting '
'will not be available')
log.warning('(nattka.depgraph requires networkx)')
ret = 0
bugnos, bugs = self.find_bugs()
for bno in bugnos:
b = bugs[bno]
if b.category is None:
log.error(f'Bug {bno}: neither stablereq nor keywordreq')
ret = 1
continue
try:
plist = dict(
match_package_list(
repo,
b,
filter_arch=arch,
permit_allarches=not self.args.ignore_allarches))
except PackageMatchException as e:
log.error(f'Bug {bno}: {e}')
ret = 1
continue
if have_nattka_depgraph:
graph = get_depgraph_for_packages(plist)
ordered_nodes = list(get_ordered_nodes(graph))
order = sorted(plist,
key=lambda x:
(ordered_nodes.index(x.key), x.fullver))
else:
order = list(plist)
allarches = (not self.args.ignore_allarches
and 'ALLARCHES' in b.keywords)
log.info(f'Bug {bno} ({b.category.name})'
f'{" ALLARCHES" if allarches else ""}')
for p in order:
keywords = [k for k in plist[p] if k in arch]
if not keywords:
continue
ebuild_path = Path(p.path).relative_to(repo.location)
pfx = f'{p.category}/{p.package}'
act = ('Stabilize'
if b.category == BugCategory.STABLEREQ else 'Keyword')
if allarches:
kws = 'ALLARCHES'
else:
kws = ' '.join(keywords)
msg = f'{pfx}: {act} {p.fullver} {kws}, #{bno}'
try:
print(git_commit(git_repo.path, msg, [str(ebuild_path)]))
except GitCommitNoChanges:
pass
return ret
def apply(self) -> int:
repo = self.get_repository()
arch = self.get_arch()
if not have_nattka_depgraph:
log.warning('Unable to import nattka.depgraph, dependency sorting '
'will not be available')
log.warning('(nattka.depgraph requires networkx)')
ret = 0
bugnos, bugs = self.find_bugs(arch=arch)
for bno in bugnos:
b = bugs[bno]
if b.category is None:
print(f'# bug {bno}: neither stablereq nor keywordreq\n')
ret = 1
continue
try:
plist = dict(
match_package_list(
repo,
b,
only_new=True,
filter_arch=arch,
permit_allarches=not self.args.ignore_allarches))
except PackageMatchException as e:
print(f'# bug {bno}: {e}\n')
ret = 1
continue
if (b.sanity_check is not True
and not self.args.ignore_sanity_check):
if b.sanity_check is False:
print(f'# bug {bno}: sanity check failed\n')
else:
print(f'# bug {bno}: no sanity check result\n')
ret = 1
continue
all_keywords = frozenset(
itertools.chain.from_iterable(plist.values()))
unresolved_deps = []
for depno in b.depends:
depb = bugs[depno]
if depb.resolved:
continue
if depb.category == b.category:
try:
for depp, depkw in match_package_list(
repo,
depb,
only_new=True,
filter_arch=all_keywords):
pass
except PackageListEmpty:
# ignore dependent bugs with empty package list
# or mismatched keywords
# (assuming the bug passed sanity-check anyway)
continue
except PackageMatchException:
pass
unresolved_deps.append(depno)
if unresolved_deps and not self.args.ignore_dependencies:
print(f'# bug {bno}: unresolved dependency on '
f'{", ".join(str(x) for x in unresolved_deps)}\n')
ret = 1
continue
if have_nattka_depgraph:
graph = get_depgraph_for_packages(plist)
ordered_nodes = list(get_ordered_nodes(graph))
order = sorted(plist,
key=lambda x:
(ordered_nodes.index(x.key), x.fullver))
else:
order = list(plist)
allarches = (not self.args.ignore_allarches
and 'ALLARCHES' in b.keywords)
print(f'# bug {bno} ({b.category.name})'
f'{" ALLARCHES" if allarches else ""}')
for p in order:
kws = ' '.join(f'~{k}' for k in plist[p])
if b.category == BugCategory.STABLEREQ:
print(f'={p.cpvstr} {kws}')
else:
print(f'={p.cpvstr} ** # -> {kws}')
print()
if not self.args.no_update:
add_keywords(plist.items(),
b.category == BugCategory.STABLEREQ)
return ret
