def test_dict(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {
'bundles': ["bundle1"],
},
},
bundles={
"bundle1": {
'files': {
"/test": {
'content': "yes please",
},
},
},
},
)
stdout, stderr, rcode = run("bw hash -d", path=str(tmpdir))
assert rcode == 0
assert stdout == b"8ab35c696b63a853ccf568b27a50e24a69964487 node1\n"
stdout, stderr, rcode = run("bw hash -d node1", path=str(tmpdir))
assert rcode == 0
assert stdout == b"503583964eadabacb18fda32cc9fb1e9f66e424b file:/test\n"
stdout, stderr, rcode = run("bw hash -d node1 file:/test", path=str(tmpdir))
assert rcode == 0
assert stdout == (
b"content_hash\tc05a36d547e2b1682472f76985018038d1feebc5\n"
b"type\tfile\n"
)
def test_only_bundle_with_dep(tmpdir):
make_repo(
tmpdir,
bundles={
"test": {
'files': {
join(str(tmpdir), "foo"): {
'content_type': 'any',
'needs': ["file:" + join(str(tmpdir), "bar")],
},
},
},
"test2": {
'files': {
join(str(tmpdir), "bar"): {
'content_type': 'any',
},
join(str(tmpdir), "baz"): {
'content_type': 'any',
},
},
},
},
nodes={
"localhost": {
'bundles': ["test", "test2"],
'os': host_os(),
},
},
)
run("bw apply -o bundle:test localhost", path=str(tmpdir))
assert exists(join(str(tmpdir), "foo"))
assert exists(join(str(tmpdir), "bar"))
assert not exists(join(str(tmpdir), "baz"))
def test_any_content_exists(tmpdir):
make_repo(
tmpdir,
bundles={
"test": {
'files': {
join(str(tmpdir), "foo"): {
'content_type': 'any',
},
},
},
},
nodes={
"localhost": {
'bundles': ["test"],
'os': host_os(),
},
},
)
with open(join(str(tmpdir), "foo"), 'wb') as f:
f.write(b"existing content")
run("bw apply localhost", path=str(tmpdir))
with open(join(str(tmpdir), "foo"), 'rb') as f:
content = f.read()
assert content == b"existing content"
def test_binary_template_content(tmpdir):
make_repo(
tmpdir,
bundles={
"test": {
'files': {
join(str(tmpdir), "foo.bin"): {
'encoding': 'latin-1',
},
},
},
},
nodes={
"localhost": {
'bundles': ["test"],
'os': host_os(),
},
},
)
with open(join(str(tmpdir), "bundles", "test", "files", "foo.bin"), 'wb') as f:
f.write("ö".encode('utf-8'))
run("bw apply localhost", path=str(tmpdir))
with open(join(str(tmpdir), "foo.bin"), 'rb') as f:
content = f.read()
assert content.decode('latin-1') == "ö"
def test_secret_identifier_twice(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {
'bundles': ["bundle1"],
},
"node2": {
'bundles': ["bundle1"],
},
},
bundles={
"bundle1": {
'files': {
"/test": {
'content': "${repo.vault.password_for('testing')}",
'content_type': 'mako',
},
},
},
},
)
assert run("bw test -s ''", path=str(tmpdir))[2] == 0
assert run("bw test -s 'test'", path=str(tmpdir))[2] == 0
assert run("bw test -s 'test,foo'", path=str(tmpdir))[2] == 0
def test_fault_content_jinja2(tmpdir):
make_repo(
tmpdir,
bundles={
"test": {
'files': {
join(str(tmpdir), "secret"): {
'content': "{{ repo.vault.password_for('test') }}",
'content_type': 'jinja2',
},
},
},
},
nodes={
"localhost": {
'bundles': ["test"],
'os': host_os(),
},
},
)
run("bw apply localhost", path=str(tmpdir))
with open(join(str(tmpdir), "secret")) as f:
content = f.read()
assert content == "sQDdTXu5OmCki8gdGgYdfTxooevckXcB"
def test_inline(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {
'bundles': ["bundle1", "bundle2"],
},
"node2": {
'bundles': ["bundle1"],
},
},
bundles={
"bundle1": {},
"bundle2": {},
},
)
stdout, stderr, rcode = run("bw nodes -ai | grep '\tbundle' | grep bundle2 | cut -f 1", path=str(tmpdir))
assert stdout == b"node1\n"
assert stderr == b""
assert rcode == 0
stdout, stderr, rcode = run("bw nodes -ai | grep '\tbundle' | grep -v bundle2 | cut -f 1", path=str(tmpdir))
assert stdout == b"node2\n"
assert stderr == b""
assert rcode == 0
def test_group_members_partial_metadata(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {
'metadata': {'foo': 1},
},
"node2": {},
},
)
with open(join(str(tmpdir), "groups.py"), 'w') as f:
f.write("""
groups = {
"group1": {
'members_add': lambda node: node.metadata.get('foo') == 1,
},
"group2": {
'members': ["node2"],
'metadata': {'foo': 1},
},
}
""")
stdout, stderr, rcode = run("bw nodes -a node1 | grep \tgroup | cut -f 3", path=str(tmpdir))
assert stdout == b"group1\n"
assert stderr == b""
assert rcode == 0
stdout, stderr, rcode = run("bw nodes -a node2 | grep \tgroup | cut -f 3", path=str(tmpdir))
assert stdout == b"group2\n"
assert stderr == b""
assert rcode == 0
def test_precedes_action(tmpdir):
make_repo(
tmpdir,
bundles={
"test": {
'actions': {
"action1": {
'command': "echo 1 > {}".format(join(str(tmpdir), "file")),
'precedes': ["action:action2"],
'triggered': True,
},
"action2": {
'command': "echo 2 >> {}".format(join(str(tmpdir), "file")),
},
},
},
},
nodes={
"localhost": {
'bundles': ["test"],
'os': host_os(),
},
},
)
run("bw apply localhost", path=str(tmpdir))
with open(join(str(tmpdir), "file")) as f:
content = f.read()
assert content == "1\n2\n"
def test_precedes_unless4(tmpdir):
make_repo(
tmpdir,
bundles={
"test": {
'files': {
join(str(tmpdir), "file"): {
'content': "1\n",
'triggered': True,
'precedes': ["action:action3"],
},
},
'actions': {
"action2": {
'command': "false",
'needs': ["file:{}".format(join(str(tmpdir), "file"))],
},
"action3": {
'command': "echo 3 >> {}".format(join(str(tmpdir), "file")),
'needs': ["action:action2"],
},
},
},
},
nodes={
"localhost": {
'bundles': ["test"],
'os': host_os(),
},
},
)
run("bw apply localhost", path=str(tmpdir))
with open(join(str(tmpdir), "file")) as f:
content = f.read()
assert content == "1\n"
def test_fault_content(tmpdir):
make_repo(
tmpdir,
bundles={
"test": {},
},
nodes={
"localhost": {
'bundles': ["test"],
'os': host_os(),
},
},
)
with open(join(str(tmpdir), "bundles", "test", "items.py"), 'w') as f:
f.write("""
files = {{
"{}": {{
'content': repo.vault.password_for("test"),
}},
}}
""".format(join(str(tmpdir), "secret")))
run("bw apply localhost", path=str(tmpdir))
with open(join(str(tmpdir), "secret")) as f:
content = f.read()
assert content == "sQDdTXu5OmCki8gdGgYdfTxooevckXcB"
def test_fault_content_mako_metadata(tmpdir):
make_repo(
tmpdir,
bundles={
"test": {
'files': {
join(str(tmpdir), "secret"): {
'content': "${node.metadata['secret']}",
'content_type': 'mako',
},
},
},
},
)
with open(join(str(tmpdir), "nodes.py"), 'w') as f:
f.write("""
nodes = {{
"localhost": {{
'bundles': ["test"],
'metadata': {{'secret': vault.password_for("test")}},
'os': "{}",
}},
}}
""".format(host_os()))
run("bw apply localhost", path=str(tmpdir))
with open(join(str(tmpdir), "secret")) as f:
content = f.read()
assert content == "sQDdTXu5OmCki8gdGgYdfTxooevckXcB"
def test_encrypt_file_base64(tmpdir):
make_repo(tmpdir)
source_file = join(str(tmpdir), "data", "source")
with open(source_file, 'wb') as f:
f.write("öhai".encode('latin-1'))
stdout, stderr, rcode = run(
"bw debug -c 'repo.vault.encrypt_file(\"{}\", \"{}\")'".format(
source_file,
"encrypted",
),
path=str(tmpdir),
)
assert stderr == b""
assert rcode == 0
stdout, stderr, rcode = run(
"bw debug -c 'print(repo.vault.decrypt_file_as_base64(\"{}\"))'".format(
"encrypted",
),
path=str(tmpdir),
)
assert b64decode(stdout.decode('utf-8')) == "öhai".encode('latin-1')
assert stderr == b""
assert rcode == 0
def test_encrypt_file(tmpdir):
make_repo(tmpdir)
source_file = join(str(tmpdir), "data", "source")
with open(source_file, 'w') as f:
f.write("ohai")
stdout, stderr, rcode = run(
"bw debug -c 'repo.vault.encrypt_file(\"{}\", \"{}\")'".format(
source_file,
"encrypted",
),
path=str(tmpdir),
)
assert stderr == b""
assert rcode == 0
stdout, stderr, rcode = run(
"bw debug -c 'print(repo.vault.decrypt_file(\"{}\"))'".format(
"encrypted",
),
path=str(tmpdir),
)
assert stdout == b"ohai\n"
assert stderr == b""
assert rcode == 0
def test_group_members_remove_bundle(tmpdir):
make_repo(
tmpdir,
bundles={
"bundle1": {},
"bundle2": {},
},
nodes={
"node1": {},
"node2": {},
},
)
with open(join(str(tmpdir), "groups.py"), 'w') as f:
f.write("""
groups = {
"group1": {
'bundles': ["bundle1"],
'members': ["node1", "node2"],
},
"group2": {
'bundles': ["bundle1", "bundle2"],
'members': ["node1", "node2"],
'members_remove': lambda node: node.name == "node2",
},
}
""")
stdout, stderr, rcode = run("bw nodes -a node1 | grep \tbundle | cut -f 3", path=str(tmpdir))
assert stdout == b"bundle1\nbundle2\n"
assert stderr == b""
assert rcode == 0
stdout, stderr, rcode = run("bw nodes -a node2 | grep \tbundle | cut -f 3", path=str(tmpdir))
assert stdout == b"bundle1\n"
assert stderr == b""
assert rcode == 0
def test_encrypt(tmpdir):
make_repo(tmpdir)
stdout, stderr, rcode = run("bw debug -c 'print(repo.vault.encrypt(\"test\"))'", path=str(tmpdir))
assert stderr == b""
assert rcode == 0
stdout, stderr, rcode = run("bw debug -c 'print(repo.vault.decrypt(\"{}\"))'".format(stdout.decode('utf-8').strip()), path=str(tmpdir))
assert stdout == b"test\n"
assert stderr == b""
assert rcode == 0
def test_empty_group(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {},
},
groups={
"group1": {},
"group2": {'members': ["node1"]},
},
)
assert run("bw test", path=str(tmpdir))[2] == 0
assert run("bw test -e", path=str(tmpdir))[2] == 1
def test_unknown_subgroup(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {},
},
groups={
"group1": {'subgroups': ["missing-group"]},
"group2": {'members': ["node1"]},
},
)
assert run("bw test", path=str(tmpdir))[2] == 1
assert run("bw test group1", path=str(tmpdir))[2] == 1
assert run("bw test group2", path=str(tmpdir))[2] == 1
def test_group_members_remove(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {'os': 'centos'},
"node2": {'os': 'debian'},
"node3": {'os': 'ubuntu'},
"node4": {'os': 'ubuntu'},
},
)
with open(join(str(tmpdir), "groups.py"), 'w') as f:
f.write("""
groups = {
"group1": {
'members_add': lambda node: node.os == 'ubuntu',
},
"group2": {
'members_add': lambda node: node.os == 'ubuntu',
'members_remove': lambda node: node.name == "node3",
},
"group3": {
'members_add': lambda node: not node.in_group("group3"),
},
"group4": {
'subgroups': ["group3"],
'members_remove': lambda node: node.os == 'debian',
},
}
""")
stdout, stderr, rcode = run("bw nodes -a node1 | grep \tgroup | cut -f 3", path=str(tmpdir))
assert stdout == b"group3\ngroup4\n"
assert stderr == b""
assert rcode == 0
stdout, stderr, rcode = run("bw nodes -a node2 | grep \tgroup | cut -f 3", path=str(tmpdir))
assert stdout == b"group3\n"
assert stderr == b""
assert rcode == 0
stdout, stderr, rcode = run("bw nodes -a node3 | grep \tgroup | cut -f 3", path=str(tmpdir))
assert stdout == b"group1\ngroup3\ngroup4\n"
assert stderr == b""
assert rcode == 0
stdout, stderr, rcode = run("bw nodes -a node4 | grep \tgroup | cut -f 3", path=str(tmpdir))
assert stdout == b"group1\ngroup2\ngroup3\ngroup4\n"
assert stderr == b""
assert rcode == 0
def test_group_metadata_collision_subgroups(tmpdir):
make_repo(
tmpdir,
nodes={"node1": {}},
groups={
"group1": {
'members': ["node1"],
'metadata': {
'foo': {
'baz': 1,
},
'bar': 2,
},
},
"group2": {
'metadata': {
'foo': {
'baz': 3,
},
'snap': 4,
},
'subgroups': ["group1", "group3"],
},
"group3": {
'members': ["node1"],
},
},
)
assert run("bw test -M", path=str(tmpdir))[2] == 0
def test_fault_unavailable_multiple(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {
'bundles': ["bundle1"],
},
},
bundles={
"bundle1": {
'files': {
"/test": {
'content': "föö",
},
"/testdir/test3": {
'content': "${repo.vault.password_for('test', key='404')}",
'content_type': 'mako',
},
},
},
},
)
stdout, stderr, rcode = run("bw items -w itemprev node1", path=str(tmpdir))
assert rcode == 0
assert tmpdir.join("itemprev/test").exists()
assert not tmpdir.join("itemprev/testdir/test3").exists()
def test_apply(tmpdir):
make_repo(
tmpdir,
bundles={
"bundle1": {
'files': {
join(str(tmpdir), "test"): {
'content': "test",
},
},
},
},
groups={
"adhoc-localhost": {
'bundles': ["bundle1"],
'member_patterns': ["localhost"],
'os': host_os(),
},
},
)
assert not exists(join(str(tmpdir), "test"))
stdout, stderr, rcode = run("bw -A apply localhost", path=str(tmpdir))
assert rcode == 0
assert exists(join(str(tmpdir), "test"))
def test_groups(tmpdir):
make_repo(
tmpdir,
groups={
"group1": {
'members': ["node2"],
},
"group2": {
'members': ["node1"],
},
"group3": {
'subgroup_patterns': ["p2"],
},
"group4": {
'subgroups': ["group1"],
},
},
nodes={
"node1": {},
"node2": {},
},
)
stdout, stderr, rcode = run("bw nodes --groups", path=str(tmpdir))
assert stdout.decode().strip().split("\n") == [
"node1: group2, group3",
"node2: group1, group4",
]
assert stderr == b""
assert rcode == 0
def test_deterministic(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {
'bundles': ["bundle1"],
},
},
bundles={
"bundle1": {
'files': {
"/test": {
'content': "${node.name}",
'group': None, # BSD has a different default and we don't want to
# deal with that here
},
},
},
},
)
hashes = set()
for i in range(3):
stdout, stderr, rcode = run("bw hash", path=str(tmpdir))
hashes.add(stdout.strip())
assert len(hashes) == 1
assert hashes.pop() == b"2203e7acc35608bbff471c023b7b7498e5b385d9"
def test_nondeterministic(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {
'bundles': ["bundle1"],
},
},
bundles={
"bundle1": {
'files': {
"/test": {
'content_type': 'mako',
'content': "<% import random %>${random.randint(1, 9999)}",
},
},
},
},
)
hashes = set()
for i in range(3):
stdout, stderr, rcode = run("bw hash", path=str(tmpdir))
hashes.add(stdout.strip())
assert len(hashes) > 1
def test_fix_dir_target(tmpdir):
mkdir(join(str(tmpdir), "dir1"))
mkdir(join(str(tmpdir), "dir2"))
symlink(join(str(tmpdir), "dir1"), join(str(tmpdir), "link"))
make_repo(
tmpdir,
bundles={
"test": {
'symlinks': {
join(str(tmpdir), "link"): {
'target': join(str(tmpdir), "dir2"),
},
},
},
},
nodes={
"localhost": {
'bundles': ["test"],
'os': host_os(),
},
},
)
stdout, stderr, rcode = run("bw apply localhost", path=str(tmpdir))
assert rcode == 0
assert readlink(join(str(tmpdir), "link")) == join(str(tmpdir), "dir2")
def test_metadatapy(tmpdir):
make_repo(
tmpdir,
bundles={"test": {}},
nodes={
"node1": {
'bundles': ["test"],
'metadata': {"foo": "bar"},
},
},
)
with open(join(str(tmpdir), "bundles", "test", "metadata.py"), 'w') as f:
f.write(
"""@metadata_processor
def foo(metadata):
metadata["baz"] = node.name
return metadata, DONE
""")
stdout, stderr, rcode = run("bw metadata node1", path=str(tmpdir))
assert loads(stdout.decode()) == {
"baz": "node1",
"foo": "bar",
}
assert stderr == b""
assert rcode == 0
def test_merge(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {
'metadata': {
"foo": {
"bar": "baz",
},
},
},
},
groups={
"group1": {
'members': ["node1"],
'metadata': {
"ding": 5,
"foo": {
"bar": "ZAB",
"baz": "bar",
},
},
},
},
)
stdout, stderr, rcode = run("bw metadata node1", path=str(tmpdir))
assert loads(stdout.decode()) == {
"ding": 5,
"foo": {
"bar": "baz",
"baz": "bar",
},
}
assert stderr == b""
assert rcode == 0
def test_circular_dep_indirect(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {
'bundles': ["bundle1"],
},
},
bundles={
"bundle1": {
"pkg_apt": {
"foo": {
'needs': ["pkg_apt:bar"],
},
"bar": {
'needs': ["pkg_apt:baz"],
},
"baz": {
'needs': ["pkg_apt:foo"],
},
},
},
},
)
assert run("bw test -I", path=str(tmpdir))[2] == 1
def test_empty_verify(tmpdir):
make_repo(
tmpdir,
bundles={
"test": {
'files': {
join(str(tmpdir), "foo"): {
'content_type': 'any',
},
},
},
},
nodes={
"localhost": {
'bundles': ["test"],
'os': host_os(),
},
},
)
with open(join(str(tmpdir), "foo"), 'w') as f:
f.write("test")
stdout, stderr, rcode = run("bw verify localhost", path=str(tmpdir))
assert rcode == 0
def test_group_metadata_collision_dict_ok(tmpdir):
make_repo(
tmpdir,
nodes={"node1": {}},
groups={
"group1": {
'members': ["node1"],
'metadata': {
'foo': {
'bar': 1
},
},
},
"group2": {
'members': ["node1"],
'metadata': {
'foo': {
'baz': 2
},
},
},
},
)
assert run("bw test", path=str(tmpdir))[2] == 0
def test_group_user_dep_deleted_gid(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {
'bundles': ["bundle1"],
},
},
bundles={
"bundle1": {
"users": {
"user1": {
'gid': "group1",
},
},
"groups": {
"group1": {
'delete': True,
},
},
},
},
)
assert run("bw test", path=str(tmpdir))[2] == 1
def test_fault_content_skipped_mako(tmpdir):
make_repo(
tmpdir,
bundles={
"test": {
'files': {
join(str(tmpdir), "secret"): {
'content': "${repo.vault.password_for('test', key='unavailable')}",
'content_type': 'mako',
},
},
},
},
nodes={
"localhost": {
'bundles': ["test"],
'os': host_os(),
},
},
)
stdout, stderr, rcode = run("bw apply localhost", path=str(tmpdir))
assert rcode == 0
assert not exists(join(str(tmpdir), "secret"))
def test_empty_tag_loop(tmpdir):
make_repo(
tmpdir,
nodes={
"localhost": {
'bundles': ["bundle1"],
'os': host_os(),
},
},
bundles={
"bundle1": {
'attrs': {
'tags': {
"1": {
'needs': {"tag:2"},
},
"2": {
'tags': {"3"},
},
"3": {
'needs': {"tag:1"},
},
},
},
'items': {
'actions': {
"early": {
'command': "true",
},
},
},
},
},
)
stdout, stderr, rcode = run("bw apply localhost", path=str(tmpdir))
assert rcode == 1
def test_circular_dep_direct(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {
'bundles': ["bundle1"],
},
},
bundles={
"bundle1": {
'items': {
"pkg_apt": {
"foo": {
'needs': ["pkg_apt:bar"],
},
"bar": {
'needs': ["pkg_apt:foo"],
},
},
},
},
},
)
assert run("bw test -I", path=str(tmpdir))[2] == 1
def test_unknown_tag(tmpdir):
make_repo(
tmpdir,
nodes={
"node1": {
'bundles': ["bundle1"],
},
},
bundles={
"bundle1": {
'items': {
"files": {
"/foo": {
'content': "none",
'needs': {
"tag:bar",
},
},
},
},
},
},
)
assert run("bw test -I", path=str(tmpdir))[2] == 0
def test_groups_for_node(tmpdir):
make_repo(
tmpdir,
nodes={
"node-foo": {
'groups': {"group-foo"}
},
"node-bar": {},
"node-baz": {},
"node-pop": {
'groups': {"group-baz"}
},
},
groups={
"group-foo": {
'member_patterns': [r".*-bar"],
},
"group-bar": {
'subgroups': ["group-foo"],
},
"group-baz": {},
"group-frob": {
'members': {"node-pop"},
},
"group-pop": {
'subgroup_patterns': [r"ba"],
},
},
)
stdout, stderr, rcode = run("bw plot groups-for-node node-foo",
path=str(tmpdir))
assert stdout == b"""digraph bundlewrap
{
rankdir = LR
node [color="#303030"; fillcolor="#303030"; fontname=Helvetica]
edge [arrowhead=vee]
"group-bar" [fontcolor=white,style=filled];
"group-foo" [fontcolor=white,style=filled];
"group-pop" [fontcolor=white,style=filled];
"node-foo" [fontcolor="#303030",shape=box,style=rounded];
"group-bar" -> "group-foo" [color="#6BB753",penwidth=2]
"group-pop" -> "group-bar" [color="#6BB753",penwidth=2]
}
"""
assert stderr == b""
assert rcode == 0
stdout, stderr, rcode = run("bw plot groups-for-node node-pop",
path=str(tmpdir))
assert stdout == b"""digraph bundlewrap
{
rankdir = LR
node [color="#303030"; fillcolor="#303030"; fontname=Helvetica]
edge [arrowhead=vee]
"group-baz" [fontcolor=white,style=filled];
"group-frob" [fontcolor=white,style=filled];
"group-pop" [fontcolor=white,style=filled];
"node-pop" [fontcolor="#303030",shape=box,style=rounded];
"group-frob" -> "node-pop" [color="#D18C57",penwidth=2]
"group-pop" -> "group-baz" [color="#6BB753",penwidth=2]
}
"""
assert stderr == b""
assert rcode == 0
def test_single(tmpdir):
make_repo(tmpdir, nodes={"node1": {}})
stdout, stderr, rcode = run("bw nodes", path=str(tmpdir))
assert stdout == b"node1\n"
assert stderr == b""
assert rcode == 0
def test_object(tmpdir):
make_repo(tmpdir)
with open(join(str(tmpdir), "nodes.py"), 'w') as f:
f.write("nodes = {'node1': {'metadata': {'foo': object}}}")
stdout, stderr, rcode = run("bw metadata node1", path=str(tmpdir))
assert rcode == 1
def test_empty(tmpdir):
make_repo(tmpdir)
stdout, stderr, rcode = run("bw nodes", path=str(tmpdir))
assert stdout == b""
assert stderr == b""
assert rcode == 0
def test_empty(tmpdir):
make_repo(tmpdir)
stdout, stderr, rcode = run("bw hash", path=str(tmpdir))
assert stdout == b"bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f\n"
assert stderr == b""