def test_head_at_no_move(dataset):
with orcs.head_at(dataset, "master") as moved:
assert not moved
create_tree(dataset.path, {"on-master": "on-maser"})
dataset.add("on-master", message="advance master")
assert dataset.repo.get_active_branch() == "master"
assert dataset.repo.get_active_branch() == "master"
def test_head_at_empty_branch(dataset):
dataset.repo.checkout("orph", options=["--orphan"])
dataset.repo.call_git(["reset", "--hard"])
assert not dataset.repo.dirty
with pytest.raises(OrchestratorError) as exc:
with orcs.head_at(dataset, "master"):
pass
assert "No commit" in str(exc.value)
def test_head_at_no_move(dataset):
repo = dataset.repo
branch_orig = repo.get_active_branch()
with orcs.head_at(dataset, branch_orig) as moved:
assert not moved
create_tree(dataset.path, {"f0": "on original branch"})
dataset.save("f0", message="advance branch")
assert repo.get_active_branch() == branch_orig
assert repo.get_active_branch() == branch_orig
def test_head_at_empty_branch(dataset):
dataset.repo.checkout("orph", options=["--orphan"])
# FIXME: Use expose method once available.
dataset.repo._git_custom_command([], ["git", "reset", "--hard"])
assert not dataset.repo.dirty
with pytest.raises(OrchestratorError) as exc:
with orcs.head_at(dataset, "master"):
pass
assert "No commit" in str(exc)
def test_head_at_empty_branch(dataset):
repo = dataset.repo
branch_orig = repo.get_active_branch()
repo.checkout("orph", options=["--orphan"])
repo.call_git(["reset", "--hard"])
assert not repo.dirty
with pytest.raises(OrchestratorError) as exc:
with orcs.head_at(dataset, branch_orig):
pass
assert "No commit" in str(exc.value)
def test_head_at_move(dataset):
def dataset_path_exists(path):
return op.exists(op.join(dataset.path, path))
create_tree(dataset.path, {"pre": "pre"})
dataset.add("pre")
with orcs.head_at(dataset, "master~1") as moved:
assert moved
assert dataset.repo.get_active_branch() is None
assert not dataset_path_exists("pre")
create_tree(dataset.path, {"at-head": "at-head"})
dataset.add("at-head", message="advance head (not master)")
assert dataset_path_exists("pre")
assert not dataset_path_exists("at-head")
assert dataset.repo.get_active_branch() == "master"
def test_head_at_move(dataset):
repo = dataset.repo
branch_orig = repo.get_active_branch()
def dataset_path_exists(path):
return op.exists(op.join(dataset.path, path))
create_tree(dataset.path, {"pre": "pre"})
dataset.save("pre")
with orcs.head_at(dataset, branch_orig + "~1") as moved:
assert moved
assert repo.get_active_branch() is None
assert not dataset_path_exists("pre")
create_tree(dataset.path, {"at-head": "at-head"})
dataset.save("at-head",
message="advance head (not {})".format(branch_orig))
assert dataset_path_exists("pre")
assert not dataset_path_exists("at-head")
assert repo.get_active_branch() == branch_orig
def test_orc_datalad_run_change_head(job_spec, dataset, shell):
with chpwd(dataset.path):
orc = orcs.DataladLocalRunOrchestrator(
shell, submission_type="local", job_spec=job_spec)
orc.prepare_remote()
orc.submit()
orc.follow()
create_tree(dataset.path, {"sinceyouvebeengone":
"imsomovingon,yeahyeah"})
dataset.add(".")
orc.fetch()
ref = "refs/reproman/{}".format(orc.jobid)
assert not dataset.repo.is_ancestor(ref, "HEAD")
with orcs.head_at(dataset, ref):
assert dataset.repo.file_has_content("out")
assert open("out").read() == "content\nmore\n"
def test_head_at_unknown_ref(dataset):
with pytest.raises(OrchestratorError) as exc:
with orcs.head_at(dataset, "youdontknowme"):
pass
assert "youdontknowme" in str(exc.value)
def test_head_at_dirty(dataset):
create_tree(dataset.path, {"dirt": ""})
with pytest.raises(OrchestratorError):
with orcs.head_at(dataset, "doesntmatter"):
pass
