def test_dag_execute() -> None:
"""Test execution of a _dag."""
with Fun(MockServer(), defaults=options(distributed=False)):
dat = put(b"bla bla")
step1 = morph(lambda x: x.decode().upper().encode(), dat)
step2 = shell("cat file1 file2", inp=dict(file1=step1, file2=dat))
output = step2.stdout
# make queue
execute(output)
out = take(output)
assert out == b"BLA BLAbla bla"
def test_raising_funsie() -> None:
"""Test funsie that raises an error.
This test is specifically designed to catch the bug fixed in fa9af6a4
where funsies that raised did not release their locks, leading to a race
condition.
"""
def raising_fun(*inp: str) -> bytes:
raise RuntimeError("this funsie raises.")
with f.ManagedFun(nworkers=2):
s0a = f.morph(lambda x: x, "bla blabla")
s0b = f.morph(lambda x: x, "blala")
s1 = f.reduce(raising_fun, "bla bla", s0a, s0b, strict=True)
f.execute(s1)
f.wait_for(s1, timeout=2)
with pytest.raises(UnwrapError):
_ = f.take(s1)
s2 = f.morph(lambda x: x, s1)
f.execute(s2)
f.wait_for(s2, timeout=0.5)
def test_timeout_deadlock() -> None:
"""Test funsies that time out.
Here we explicitly check if dependents are still enqueued or if the whole
thing deadlocks.
"""
def timeout_fun(*inp: str) -> bytes:
time.sleep(3.0)
return b"what"
def cap(inp: bytes) -> bytes:
return inp.capitalize()
with f.ManagedFun(nworkers=2):
# Test when python function times out
s1 = f.reduce(timeout_fun,
"bla bla",
"bla bla",
opt=f.options(timeout=1))
s1b = f.morph(cap, s1)
# Test when shell function times out
s2 = f.shell("sleep 20", "echo 'bla bla'", opt=f.options(timeout=1))
s2b = f.morph(cap, s2.stdouts[1])
f.execute(s1b, s2b)
# Check err for reduce
f.wait_for(s1b, timeout=1.5)
err = f.take(s1b, strict=False)
assert isinstance(err, f.errors.Error)
assert err.kind == f.errors.ErrorKind.JobTimedOut
assert err.source == s1.parent
# Check err for shell
f.wait_for(s2b, timeout=1.5)
err = f.take(s2b, strict=False)
assert isinstance(err, f.errors.Error)
assert err.kind == f.errors.ErrorKind.JobTimedOut
assert err.source == s2.hash
def test_infer_errs() -> None:
"""Test inference applied to functions."""
with f.Fun(MockServer()):
a = f.put(b"bla bla")
b = f.put(3)
with pytest.raises(TypeError):
f.py(lambda x, y, z: (x, y), a, a, b)
# should NOT raise
f.py(
lambda x, y, z: (x, y),
a,
a,
b,
out=[types.Encoding.blob, types.Encoding.blob],
)
def i1o2(x: bytes) -> Tuple[bytes, bytes]:
return x, x
def i2o1(x: bytes, y: bytes) -> bytes:
return x
with pytest.raises(TypeError):
out = f.morph(i1o2, a) # type:ignore # noqa:F841
with pytest.raises(TypeError):
out = f.reduce(i1o2, a) # type:ignore # noqa:F841
with pytest.raises(TypeError):
out = f.reduce(lambda x, y: x, a, b) # type:ignore # noqa:F841
# If we pass out= then the inference is skipped
out = f.morph(i1o2, a,
out=types.Encoding.blob) # type:ignore # noqa:F841
out = f.reduce(i1o2, a,
out=types.Encoding.blob) # type:ignore # noqa:F841
def test_dag_execute_same_root() -> None:
"""Test execution of two dags that share the same origin."""
with Fun(MockServer(), defaults=options(distributed=False)):
dat = put(b"bla bla")
step1 = morph(lambda x: x.decode().upper().encode(), dat)
step2 = shell("cat file1 file2", inp=dict(file1=step1, file2=dat))
step2b = shell("cat file1", inp=dict(file1=step1))
execute(step2)
out = take(step2.stdout)
assert out == b"BLA BLAbla bla"
execute(step2b)
out = take(step2b.stdout)
assert out == b"BLA BLA"
def test_data_race(nworkers: int) -> None:
"""Test a data race when execute calls are interleaved."""
with f.ManagedFun(nworkers=nworkers):
dat = f.put(b"bla bla")
step1 = f.morph(lambda x: x.decode().upper().encode(), dat)
step2 = f.shell(
"cat file1 file2; grep 'bla' file2 file1 > file3; date >> file3",
inp=dict(file1=step1, file2=dat),
out=["file2", "file3"],
)
f.execute(step1)
f.execute(step2)
f.wait_for(step1, timeout=20.0)
f.wait_for(step2, timeout=20.0)
def test_parametrize() -> None:
"""Test that parametrization works."""
with Fun(MockServer(), options(distributed=False)) as db:
dat = put(b"bla bla")
dat2 = put(b"bla bla bla")
step1 = morph(capitalize, dat)
step2 = shell("cat file1 file2", inp=dict(file1=step1, file2=dat))
final = shell("cat file1 file3",
inp={
"file1": step1,
"file3": step2.stdout
})
pinp = {"input": dat}
pout = {"final.stdout": final.stdout, "step1": step1}
new_inp = {"input": dat2}
ops = _p._parametrize_subgraph(db, pinp, pout)
edges = _p._subgraph_edges(db, ops)
sorted_ops = _p._subgraph_toposort(ops, edges)
pinp2 = dict([(k, v.hash) for k, v in pinp.items()])
pout2 = dict([(k, v.hash) for k, v in pout.items()])
new_out = _p._do_parametrize(db, sorted_ops, pinp2, pout2, new_inp)
# re-run with dat2, check if the same.
step1 = morph(capitalize, dat2)
step2 = shell("cat file1 file2", inp=dict(file1=step1, file2=dat2))
final = shell("cat file1 file3",
inp={
"file1": step1,
"file3": step2.stdout
})
assert new_out["final.stdout"] == final.stdout
assert new_out["step1"] == step1
def test_parametric() -> None:
"""Test that parametric DAGs work."""
with Fun(MockServer(), options(distributed=False)) as db:
dat = put(b"bla bla")
step1 = morph(capitalize, dat)
step2 = shell("cat file1 file2", inp=dict(file1=step1, file2=dat))
final = shell("cat file1 file3",
inp={
"file1": step1,
"file3": step2.stdout
})
param = _p.make_parametric(db, "param", {"input": dat},
{"output": final.stdout})
param2 = _p.Parametric.grab(db, param.hash)
assert param == param2
def make_data_output(
structures: Sequence[Artefact[bytes]]) -> Artefact[list[Any]]:
"""Take xyz structure from xtb and parse them to a list of dicts."""
def to_dict(xyz: bytes) -> dict[str, Any]:
as_str = xyz.decode().strip()
energy = float(as_str.splitlines()[1].split()[1])
return {"structure": as_str, "energy": energy}
def sort_by_energy(*elements: dict[str, Any]) -> list[dict[str, Any]]:
out = [el for el in elements]
out = sorted(out, key=lambda x: x["energy"]) # type:ignore
return out
out = []
for s in structures:
out += [f.morph(to_dict, s, out=Encoding.json)] # elements to dicts
return f.reduce(sort_by_energy, *out) # transform to a sorted list
def test_dag_large() -> None:
"""Test that DAG building doesn't do extra work for large operations."""
with Fun(MockServer()) as db:
outputs = []
for i in range(100):
dat = put(f"bla{i}".encode())
step1 = morph(lambda x: x.decode().upper().encode(), dat)
step2 = shell(
"cat file1 file2",
inp=dict(file1=step1, file2="something"),
out=["file2"],
)
outputs += [concat(step1, step1, step2.stdout, join=b" ")]
final = concat(*outputs, join=b"\n")
_dag.build_dag(db, final.hash)
assert len(_dag._dag_dependents(db, final.hash, hash_t("root"))) == 100
def test_dynamic_dump() -> None:
"""Test whether a dynamic DAG gets graphed properly."""
def split(a: bytes, b: bytes) -> list[dict[str, int]]:
a = a.split()
b = b.split()
out = []
for ia, ib in zip(a, b):
out += [{
"sum": int(ia.decode()) + int(ib.decode()),
"product": int(ia.decode()) * int(ib.decode()),
}]
return out
def apply(inp: Artefact[dict[str, Any]]) -> Artefact[str]:
out = funsies.morph(lambda x: f"{x['sum']}//{x['product']}", inp)
return out
def combine(inp: Sequence[Artefact[str]]) -> Artefact[bytes]:
def enc(inp: str) -> bytes:
return inp.encode()
out = [funsies.morph(enc, x, out=Encoding.blob) for x in inp]
return funsies.utils.concat(*out)
with funsies.ManagedFun(nworkers=1) as db:
num1 = funsies.put(b"1 2 3 4 5")
num2 = funsies.put(b"11 10 11 10 11")
outputs = dynamic.sac(
split,
apply,
combine,
num1,
num2,
out=Encoding.blob,
)
outputs = funsies.morph(lambda x: x, outputs)
nodes, artefacts, labels, links = _graphviz.export(db, [outputs.hash])
assert len(artefacts) == 4 # not yet generated subdag parents
print(len(artefacts))
funsies.execute(outputs)
funsies.wait_for(outputs, timeout=1.0)
nodes, artefacts, labels, links = _graphviz.export(db, [outputs.hash])
assert len(artefacts) == 22 # generated subdag parents
assert funsies.take(outputs) == b"12//1112//2014//3314//4016//55"
def test_parametric_store_recall() -> None:
"""Test storing and recalling parametrics."""
serv = MockServer()
with Fun(serv, options(distributed=False)):
a = put(3)
b = put(4)
s = reduce(lambda x, y: x + y, a, b)
s2 = morph(lambda x: 3 * x, s)
execute(s2)
assert take(s2) == 21
# parametrize
p.commit("math", inp=dict(a=a, b=b), out=dict(s=s, s2=s2))
with Fun(serv, options(distributed=False)):
out = p.recall("math", inp=dict(a=5, b=8))
execute(out["s2"])
assert take(out["s2"]) == 39
def test_exec_all() -> None:
"""Test execute_all."""
with Fun(MockServer(), defaults=options(distributed=False)):
results = []
def div_by(x: float) -> float:
return 10.0 / x
for i in range(10, -1, -1):
val = put(float(i))
results += [morph(div_by, val)]
with pytest.raises(UnwrapError):
take(results[0])
err = utils.execute_all(results)
print(take(results[0]))
v = take(err, strict=False)
assert isinstance(v, Error)
assert v.kind == ErrorKind.ExceptionRaised
def test_dag_build() -> None:
"""Test simple DAG build."""
with Fun(MockServer()) as db:
dat = put(b"bla bla")
step1 = morph(lambda x: x.decode().upper().encode(), dat)
step2 = shell("cat file1 file2", inp=dict(file1=step1, file2=dat))
output = step2.stdout
_dag.build_dag(db, output.hash)
assert len(db.smembers(join(DAG_OPERATIONS, output.hash))) == 2
# test deletion
_dag.delete_all_dags(db)
assert len(db.smembers(join(DAG_OPERATIONS, output.hash))) == 0
# test new _dag
_dag.build_dag(db, step1.hash)
assert len(db.smembers(join(DAG_OPERATIONS, step1.hash))) == 1
assert len(_dag.descendants(db, step1.parent)) == 1
def test_parametric_eval() -> None:
"""Test that parametric evaluate properly."""
with Fun(MockServer(), options(distributed=False)) as db:
dat = put(b"bla bla")
step1 = morph(capitalize, dat)
step2 = shell("cat file1 file2", inp=dict(file1=step1, file2=dat))
final = shell("cat file1 file3",
inp={
"file1": step1,
"file3": step2.stdout
})
execute(final.stdout)
# b'BLA BLABLA BLAbla bla'
param = _p.make_parametric(db, "param", {"input": dat},
{"output": final.stdout})
dat2 = put(b"lol lol")
out = param.evaluate(db, {"input": dat2})
execute(out["output"])
assert take(out["output"]) == b"LOL LOLLOL LOLlol lol"
def test_artefact_disk_distributed() -> None:
"""Test whether artefacts on disk works on different nodes."""
# funsies
import funsies as f
with tempfile.TemporaryDirectory() as td:
with f.ManagedFun(nworkers=1, data_url=f"file://{td}"):
dat = f.put(b"bla bla")
step1 = f.morph(lambda x: x.decode().upper().encode(), dat)
step2 = f.shell("cat file1 file2",
inp=dict(file1=step1, file2=dat))
step2b = f.shell("cat file1", inp=dict(file1=step1))
f.execute(step2)
f.wait_for(step2, 1.0)
out = f.take(step2.stdout)
assert out == b"BLA BLAbla bla"
f.execute(step2b)
f.wait_for(step2b, 1.0)
out = f.take(step2b.stdout)
assert out == b"BLA BLA"
def test_error_tolerant() -> None:
"""Test error tolerant funsie."""
def error_tolerant_fun(inp: Result[bytes]) -> bytes:
if isinstance(inp, Error):
return b"err"
else:
return b""
with Fun(MockServer()):
db, store = get_connection()
s1 = funsies.shell("cp file1 file3",
inp=dict(file1="bla"),
out=["file2"])
s2 = funsies.morph(error_tolerant_fun, s1.out["file2"], strict=False)
with pytest.raises(RuntimeError):
# Test operation not found
run_op(db, store, s2.hash)
run_op(db, store, s1.op)
run_op(db, store, s2.parent)
assert funsies.take(s2) == b"err"
def test_dag_efficient() -> None:
"""Test that DAG building doesn't do extra work."""
with Fun(MockServer()) as db:
dat = put(b"bla bla")
step1 = morph(lambda x: x.decode().upper().encode(), dat)
step2 = shell("cat file1 file2",
inp=dict(file1=step1, file2=dat),
out=["file2"])
step2b = shell("echo 'not'", inp=dict(file1=step1))
merge = shell("cat file1 file2",
inp=dict(file1=step1, file2=step2b.stdout),
out=["file2"])
_dag.build_dag(db, step2.stdout.hash)
# check that step2 only has stdout has no dependents
assert len(_dag._dag_dependents(db, step2.stdout.hash,
step2.hash)) == 0
assert len(_dag._dag_dependents(db, step2.stdout.hash,
step1.parent)) == 1
_dag.build_dag(db, merge.hash)
# check that however, the merged one has two dependents for step1
assert len(_dag._dag_dependents(db, merge.hash, step1.parent)) == 2
def test_parametric_store_recall_optional() -> None:
"""Test storing a parametric with optional parameters."""
serv = MockServer()
with Fun(serv, options(distributed=False)):
a = put(3)
b = put("fun")
s = reduce(lambda x, y: x * y, a, b)
s2 = morph(lambda x: x.upper(), s)
# parametrize
p.commit("fun", inp=dict(a=a, b=b), out=dict(s=s2))
with Fun(serv, options(distributed=False)):
out = p.recall("fun", inp=dict(a=5))
execute(out["s"])
assert take(out["s"]) == "FUNFUNFUNFUNFUN"
# nested
out = p.recall("fun", inp=dict(b="lol"))
out = p.recall("fun", inp=dict(b=out["s"], a=2))
execute(out["s"])
assert take(out["s"]) == "LOLLOLLOLLOLLOLLOL"
def combine(inp: Sequence[Artefact[str]]) -> Artefact[bytes]:
def enc(inp: str) -> bytes:
return inp.encode()
out = [funsies.morph(enc, x, out=Encoding.blob) for x in inp]
return funsies.utils.concat(*out)
def apply(inp: Artefact[dict[str, Any]]) -> Artefact[str]:
out = funsies.morph(lambda x: f"{x['sum']}//{x['product']}", inp)
return out
def map_reduce(inputs: Dict[str, bytes]) -> Dict[str, _graph.Artefact]:
"""Basic map reduce."""
inp_data = inputs["inp"].split(b" ")
for el in inp_data:
out = f.morph(lambda x: x.upper(), el, opt=options())
return {"out": f.utils.concat(out, join="-")}
def combine_outer(inp: Sequence[Artefact]) -> Artefact:
out = [
funsies.morph(lambda y: f"{y}".encode(), x, out=Encoding.blob)
for x in inp
]
return funsies.utils.concat(*out, join=b",,")
def combine(inp: Sequence[Artefact]) -> Artefact:
out = [
funsies.morph(lambda y: y.encode(), x, out=Encoding.blob)
for x in inp
]
return funsies.utils.concat(*out)
def test_integration(reference: str, nworkers: int) -> None:
"""Test full integration."""
# make a temp file and copy reference database
dir = tempfile.mkdtemp()
if not make_reference:
shutil.copy(os.path.join(ref_dir, reference, "appendonly.aof"), dir)
shutil.copytree(os.path.join(ref_dir, reference, "data"),
os.path.join(dir, "data"))
shutil.copy(os.path.join(ref_dir, "redis.conf"), dir)
# data url
datadir = f"file://{os.path.join(dir, 'data')}"
# Dictionary for test data
test_data: dict[str, Any] = {}
def update_data(a: dict[int, int], b: list[int]) -> dict[int, int]:
for i in b:
a[i] = a.get(i, 0) + 1
return a
def sum_data(x: dict[int, int]) -> int:
return sum([int(k) * v for k, v in x.items()])
def make_secret(x: int) -> str:
return secrets.token_hex(x)
# Start funsie script
with ManagedFun(
nworkers=nworkers,
directory=dir,
data_url=datadir,
redis_args=["redis.conf"],
) as db:
integers = put([5, 4, 8, 9, 9, 10, 1, 3])
init_data = put({100: 9})
test_data["init_data"] = init_data
nbytes = put(4)
s1 = reduce(update_data, init_data, integers)
num = morph(sum_data, s1)
date = shell("date").stdout
test_data["date"] = date
rand = morph(make_secret, nbytes)
s4 = template(
"date:{{date}}\n" + "some random bytes:{{random}}\n" +
"a number: {{num}}\n" + "a string: {{string}}\n",
{
"date": date,
"random": rand,
"num": num,
"string": "wazza"
},
name="a template",
)
test_data["s4"] = s4
execute(s4)
wait_for(s4, 5)
# check that the db doesn't itself include data
for k in db.keys():
assert b"data" not in k
if make_reference:
folder = os.path.join(ref_dir, reference)
os.makedirs(folder, exist_ok=True)
for name, artefact in test_data.items():
with open(os.path.join(folder, name), "wb") as f:
execute(artefact)
wait_for(artefact, 10.0)
out = take(artefact)
data2 = _serdes.encode(artefact.kind, out)
assert isinstance(data2, bytes)
f.write(data2)
shutil.copy(
os.path.join(dir, "appendonly.aof"),
os.path.join(folder, "appendonly.aof"),
)
shutil.copytree(
os.path.join(dir, "data"),
os.path.join(folder, "data"),
)
else:
# Test against reference dbs
for name, artefact in test_data.items():
execute(artefact)
wait_for(artefact, 10.0)
with open(os.path.join(ref_dir, reference, name), "rb") as f:
data = f.read()
out = take(artefact)
data_ref = _serdes.encode(artefact.kind, out)
assert isinstance(data_ref, bytes)
assert data == data_ref
# delete tempdir
shutil.rmtree(dir)
def apply(inp: Artefact) -> Artefact:
out = funsies.morph(lambda x: f"{x['sum']}//{x['product']}", inp)
return out
def test_integration(reference: str, nworkers: int) -> None:
"""Test full integration."""
# make a temp file and copy reference database
dir = tempfile.mkdtemp()
if not make_reference:
shutil.copy(os.path.join(ref_dir, reference, "appendonly.aof"), dir)
shutil.copy(os.path.join(ref_dir, "redis.conf"), dir)
# Dictionary for test data
test_data = {}
# Start funsie script
with ManagedFun(nworkers=nworkers,
directory=dir,
redis_args=["redis.conf"]):
dat = put(b"bla bla")
step1 = morph(lambda x: x.decode().upper().encode(), dat)
step2 = shell(
"cat file1 file2; grep 'bla' file2 file1 > file3; date >> file3",
inp=dict(file1=step1, file2=dat),
out=["file2", "file3"],
)
echo = shell("sleep 1", "date")
merge = reduce(
join_bytes,
step2.out["file3"],
echo.stdouts[1],
name="merger",
)
def tolist(x: bytes, y: bytes) -> Dict[int, str]:
return {1: x.decode(), 8: y.decode()}
A = py(tolist, merge, echo.stdouts[1])
test_data["test1"] = A
def raises(inp: bytes) -> bytes:
raise RuntimeError("an error was raised")
def error_count(*inp: Result[bytes]) -> bytes:
out = utils.match_results(inp, lambda x: 0, lambda x: 1)
return str(sum(out)).encode()
err = morph(raises, dat)
count = reduce(error_count,
dat,
dat,
err,
dat,
err,
err,
echo.stdouts[0],
strict=False)
cat = utils.concat(merge,
dat,
err,
count,
echo.stdouts[1],
strict=False)
test_data["test2"] = cat
execute(step1)
wait_for(step1, timeout=10.0)
execute(step2)
wait_for(step2, timeout=10.0)
assert take(step1) == b"BLA BLA"
assert take(step2.stdout) == b"BLA BLAbla bla"
if make_reference:
folder = os.path.join(ref_dir, reference)
os.makedirs(folder, exist_ok=True)
for name, artefact in test_data.items():
with open(os.path.join(folder, name), "wb") as f:
execute(artefact)
wait_for(artefact, 10.0)
out = take(artefact)
data2 = _serdes.encode(artefact.kind, out)
assert isinstance(data2, bytes)
f.write(data2)
shutil.copy(
os.path.join(dir, "appendonly.aof"),
os.path.join(folder, "appendonly.aof"),
)
else:
# Test against reference dbs
for name, artefact in test_data.items():
execute(artefact)
wait_for(artefact, 10.0)
with open(os.path.join(ref_dir, reference, name), "rb") as f:
data = f.read()
out = take(artefact)
data_ref = _serdes.encode(artefact.kind, out)
assert isinstance(data_ref, bytes)
assert data == data_ref
shutil.rmtree(dir)
