def test_collect_memory(capsys, helpers, pcs_full, memory_collect_job,
memory_collect_no_debug_job):
"""Test collecting the profile using the memory collector"""
# Fixme: Add check that the profile was correctly generated
before_object_count = helpers.count_contents_on_path(
pcs_full.get_path())[0]
head = vcs.get_minor_version_info(vcs.get_minor_head())
memory_collect_job += ([head], )
runner.run_single_job(*memory_collect_job)
# Assert that nothing was removed
after_object_count = helpers.count_contents_on_path(pcs_full.get_path())[0]
assert before_object_count + 1 == after_object_count
profiles = os.listdir(os.path.join(pcs_full.get_path(), 'jobs'))
new_profile = profiles[0]
assert len(profiles) == 1
assert new_profile.endswith(".perf")
cmd, args, _, colls, posts, _ = memory_collect_job
runner.run_single_job(cmd, args, ["hello"], colls, posts, [head], **{
'no_func': 'fun',
'sampling': 0.1
})
profiles = os.listdir(os.path.join(pcs_full.get_path(), 'jobs'))
new_smaller_profile = [p for p in profiles if p != new_profile][0]
assert len(profiles) == 2
assert new_smaller_profile.endswith(".perf")
# Assert that nothing was removed
after_second_object_count = helpers.count_contents_on_path(
pcs_full.get_path())[0]
assert after_object_count + 1 == after_second_object_count
# Fixme: Add check that the profile was correctly generated
memory_collect_no_debug_job += ([head], )
runner.run_single_job(*memory_collect_no_debug_job)
last_object_count = helpers.count_contents_on_path(pcs_full.get_path())[0]
_, err = capsys.readouterr()
assert after_second_object_count == last_object_count
assert 'debug info' in err
target_bin = memory_collect_job[0][0]
collector_unit = Unit('memory', {'all': False, 'no_func': 'main'})
job = Job('memory', [], str(target_bin), '', '')
_, prof = runner.run_collector(collector_unit, job)
assert len(list(query.all_resources_of(prof))) == 2
collector_unit = Unit('memory', {
'all': False,
'no_source': 'memory_collect_test.c'
})
job = Job('memory', [], str(target_bin), '', '')
_, prof = runner.run_collector(collector_unit, job)
assert len(list(query.all_resources_of(prof))) == 0
def test_collect_time(monkeypatch, helpers, pcs_full, capsys):
"""Test collecting the profile using the time collector"""
# Count the state before running the single job
before_object_count = helpers.count_contents_on_path(
pcs_full.get_path())[0]
head = vcs.get_minor_version_info(vcs.get_minor_head())
runner.run_single_job(["echo"], "", ["hello"], ["time"], [], [head])
# Assert outputs
out, err = capsys.readouterr()
assert err == ''
assert 'Successfully collected data from echo' in out
# Assert that just one profile was created
after_object_count = helpers.count_contents_on_path(pcs_full.get_path())[0]
assert before_object_count + 1 == after_object_count
profiles = os.listdir(os.path.join(pcs_full.get_path(), 'jobs'))
new_profile = profiles[0]
assert len(profiles) == 1
assert new_profile.endswith(".perf")
# Test running time with error
runner.run_single_job(["echo"], "", ["hello"], ["time"], [], [head])
def collect_raising_exception(**kwargs):
raise Exception("Something happened lol!")
monkeypatch.setattr("perun.collect.time.run.collect",
collect_raising_exception)
runner.run_single_job(["echo"], "", ["hello"], ["time"], [], [head])
_, err = capsys.readouterr()
assert 'Something happened lol!' in err
def test_collect_trace_fail(monkeypatch, helpers, pcs_full, trace_collect_job):
"""Test failed collecting using trace collector"""
global _mocked_stap_code
global _mocked_stap_file
head = vcs.get_minor_version_info(vcs.get_minor_head())
monkeypatch.setattr(stap, 'systemtap_collect', _mocked_stap)
before_object_count = helpers.count_contents_on_path(
pcs_full.get_path())[0]
# Test malformed file that ends in unexpected way
_mocked_stap_file = 'record_malformed.txt'
cmd, args, work, collectors, posts, config = trace_collect_job
runner.run_single_job(cmd, args, work, collectors, posts, [head], **config)
# Assert that nothing was added
after_object_count = helpers.count_contents_on_path(pcs_full.get_path())[0]
assert before_object_count == after_object_count
# Test malformed file that ends in another unexpected way
_mocked_stap_file = 'record_malformed2.txt'
runner.run_single_job(cmd, args, work, collectors, posts, [head], **config)
# Assert that nothing was added
after_object_count = helpers.count_contents_on_path(pcs_full.get_path())[0]
assert before_object_count == after_object_count
# Simulate the failure of the systemTap
_mocked_stap_code = 1
runner.run_single_job(cmd, args, work, collectors, posts, [head], **config)
# Assert that nothing was added
after_object_count = helpers.count_contents_on_path(pcs_full.get_path())[0]
assert before_object_count == after_object_count
def test_saved_states(pcs_full):
"""Tests saving states of the repository and check outs
Expecting correct behaviour, without any raised exceptions
"""
# Is not dirty
assert not vcs.is_dirty()
with open("file2", "r+") as write_handle:
previous_state = write_handle.readlines()
write_handle.write("hello")
# Should be dirty
assert vcs.is_dirty()
# The changes should be cleared
with vcs.CleanState():
assert not vcs.is_dirty()
with open("file2", "r") as read_handle:
new_state = read_handle.readlines()
assert new_state == previous_state
head = vcs.get_minor_head()
minor_versions = list(
map(operator.attrgetter('checksum'), vcs.walk_minor_versions(head)))
with open("file2", "w") as write_handle:
write_handle.write("".join(previous_state))
with vcs.CleanState():
# Now try checkout for all of the stuff
vcs.checkout(minor_versions[1])
tracked_files = os.listdir(os.getcwd())
assert set(tracked_files) == {'.perun', '.git', 'file1'}
# Test that the head was not changed and kept unchanged by CleanState
assert vcs.get_minor_head() == head
# Assert that save state is not used if the dir is not dirty:w
assert not vcs.is_dirty() and not vcs.save_state()[0]
# Test saving detached head state
vcs.checkout(minor_versions[1])
saved, _ = vcs.save_state()
assert not saved
def finalize_profile_for_job(collected_data, job):
"""
:param dict collected_data: collected profile through some collector
:param Job job: job with informations about the computed profile
:returns dict: valid profile JSON file
"""
profile = {'origin': vcs.get_minor_head()}
profile.update(collected_data)
profile.update({'header': generate_header_for_profile(job)})
profile.update({'collector_info': generate_collector_info(job)})
profile.update({'postprocessors': generate_postprocessor_info(job)})
return profile
def wrapper(*args, **kwargs):
"""Inner wrapper of the function"""
# if the minor_version is None, then we obtain the minor head for the wrapped type
if minor_version_position < len(
args) and args[minor_version_position] is None:
# note: since tuples are immutable we have to do this workaround
arg_list = list(args)
arg_list[minor_version_position] = vcs.get_minor_head()
args = tuple(arg_list)
else:
vcs.check_minor_version_validity(args[minor_version_position])
return func(*args, **kwargs)
def status(short=False, **_):
"""Prints the status of performance control system
:param bool short: true if the output should be short (i.e. without some information)
"""
# Obtain both of the heads
major_head = vcs.get_head_major_version()
minor_head = vcs.get_minor_head()
# Print the status of major head.
print("On major version {} ".format(
termcolor.colored(major_head, TEXT_EMPH_COLOUR, attrs=TEXT_ATTRS)),
end='')
# Print the index of the current head
print("(minor version: {})".format(
termcolor.colored(minor_head, TEXT_EMPH_COLOUR, attrs=TEXT_ATTRS)))
# Print in long format, the additional information about head commit, by default print
if not short:
print("")
minor_version = vcs.get_minor_version_info(minor_head)
print_minor_version_info(minor_version)
# Print profiles
minor_version_profiles = profile.load_list_for_minor_version(minor_head)
untracked_profiles = get_untracked_profiles()
maxs = calculate_maximal_lengths_for_object_list(
minor_version_profiles + untracked_profiles,
profile.ProfileInfo.valid_attributes)
print_profile_info_list(minor_version_profiles, maxs, short)
if not short:
print("")
print_profile_info_list(untracked_profiles, maxs, short, 'untracked')
# Print degradation info
degradation_list = store.load_degradation_list_for(
pcs.get_object_directory(), minor_head)
if not short:
print("")
perun_log.print_short_summary_of_degradations(degradation_list)
if not short:
print("")
perun_log.print_list_of_degradations(degradation_list)
def store_generated_profile(prof, job):
"""Stores the generated profile in the pending jobs directory.
:param dict prof: profile that we are storing in the repository
:param Job job: job with additional information about generated profiles
"""
full_profile = profile.finalize_profile_for_job(prof, job)
full_profile_name = profile.generate_profile_name(full_profile)
profile_directory = pcs.get_job_directory()
full_profile_path = os.path.join(profile_directory, full_profile_name)
profile.store_profile_at(full_profile, full_profile_path)
log.info("stored profile at: {}".format(
os.path.relpath(full_profile_path)))
if dutils.strtobool(
str(
config.lookup_key_recursively("profiles.register_after_run",
"false"))):
# We either store the profile according to the origin, or we use the current head
dst = prof.get('origin', vcs.get_minor_head())
commands.add([full_profile_path], dst, keep_profile=False)
def test_collect_trace(monkeypatch, helpers, pcs_full, trace_collect_job):
"""Test collecting the profile using trace collector"""
head = vcs.get_minor_version_info(vcs.get_minor_head())
monkeypatch.setattr(stap, 'systemtap_collect', _mocked_stap)
before_object_count = helpers.count_contents_on_path(
pcs_full.get_path())[0]
cmd, args, work, collectors, posts, config = trace_collect_job
config['collector_params']['trace']['binary'] = os.path.join(
os.path.dirname(__file__), 'collect_trace', 'tst')
runner.run_single_job(cmd, args, work, collectors, posts, [head], **config)
# Assert that nothing was removed
after_object_count = helpers.count_contents_on_path(pcs_full.get_path())[0]
assert before_object_count + 1 == after_object_count
profiles = os.listdir(os.path.join(pcs_full.get_path(), 'jobs'))
new_profile = profiles[0]
assert len(profiles) == 1
assert new_profile.endswith(".perf")
def test_major_versions(pcs_full):
"""Test whether getting the major version for given VCS is correct
Expecting correct behaviour and no error
"""
major_versions = list(vcs.walk_major_versions())
assert len(major_versions) == 1
major_version = major_versions[0]
assert major_version.name == 'master'
assert store.is_sha1(major_version.head)
head_major = vcs.get_head_major_version()
assert not store.is_sha1(str(head_major))
assert str(head_major) == 'master'
prev_commit = vcs.get_minor_version_info(vcs.get_minor_head()).parents[0]
git_repo = git.Repo(pcs_full.get_vcs_path())
git_repo.git.checkout(prev_commit)
# Try to detach head
head_major = vcs.get_head_major_version()
assert store.is_sha1(head_major)
def status(pcs, short=False):
"""Prints the status of performance control system
Arguments:
pcs(PCS): performance control system
short(bool): true if the output should be short (i.e. without some information)
"""
# Obtain both of the heads
major_head = vcs.get_head_major_version(pcs.vcs_type, pcs.vcs_path)
minor_head = vcs.get_minor_head(pcs.vcs_type, pcs.vcs_path)
# Print the status of major head.
print("On major version {} ".format(
termcolor.colored(major_head, TEXT_EMPH_COLOUR, attrs=TEXT_ATTRS)),
end='')
# Print the index of the current head
print("(minor version: {})".format(
termcolor.colored(minor_head, TEXT_EMPH_COLOUR, attrs=TEXT_ATTRS)))
# Print in long format, the additional information about head commit, by default print
if not short:
print("")
minor_version = vcs.get_minor_version_info(pcs.vcs_type, pcs.vcs_path,
minor_head)
print_minor_version_info(minor_version)
# Print profiles
minor_version_profiles = get_minor_version_profiles(pcs, minor_head)
untracked_profiles = get_untracked_profiles(pcs)
maxs = calculate_maximal_lenghts_for_profile_infos(minor_version_profiles +
untracked_profiles)
print_profile_info_list(pcs, minor_version_profiles, maxs, short)
if not short:
print("")
print_profile_info_list(pcs, untracked_profiles, maxs, short, 'untracked')
def get_head(self):
"""
Returns:
str: minor head of the wrapped version control system
"""
return vcs.get_minor_head(self.vcs_type, self.vcs_path)