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import os
import os.path
import unittest
from shutil import rmtree
from tempfile import mkdtemp
import time
import otf2
from otf2.enums import Type
import otf2_writer
TIMER_GRANULARITY = 1000000
def t():
return int(round(time.time() * TIMER_GRANULARITY))
class TestOTF2UserData(unittest.TestCase):
num_locations = 4
num_events = 200
archive_name = "otf2_test_trace"
locations = [x * x for x in range(num_locations)]
def setUp(self):
self.old_cwd = os.getcwd()
self.tmp_dirname = mkdtemp(prefix=os.path.basename(os.path.abspath(__file__))[:-3] + '_tmp', dir=self.old_cwd)
self.orig_trace = os.path.join(self.tmp_dirname, "orig")
self.retrace = os.path.join(self.tmp_dirname, "retrc")
os.mkdir(self.orig_trace)
os.mkdir(self.retrace)
os.chdir(self.tmp_dirname)
def tearDown(self):
os.chdir(self.old_cwd)
if os.getenv('KEEP_TEST_OUTPUT', '') != '':
print(self.tmp_dirname)
else:
rmtree(self.tmp_dirname)
def generate_trace(self, archive_name):
self.definitions = otf2_writer.generate_trace(archive_name)
def read_trace(self, archive_name):
with otf2.reader.open(archive_name) as trace:
count = 0
for location, event in trace.events:
count += 1
assert count == 4
assert len(self.definitions.regions) == len(trace.definitions.regions)
for written_region in self.definitions.regions:
for read_region in trace.definitions.regions:
# there should be exactly one region
assert written_region.name == read_region.name
assert len(self.definitions.strings) == len(trace.definitions.strings)
for written_string in self.definitions.strings:
assert written_string in trace.definitions.strings
def rewrite_trace(self, old_anchor_path, new_archive_path):
with otf2.reader.open(old_anchor_path) as trace_reader:
with otf2.writer.open(new_archive_path,
definitions=trace_reader.definitions) as write_trace:
for location, event in trace_reader.events:
writer = write_trace.event_writer_from_location(location)
writer(event)
def test_rewrite(self):
self.generate_trace(self.orig_trace)
self.rewrite_trace(os.path.join(self.orig_trace, "traces.otf2"), self.retrace)
self.read_trace(os.path.join(self.retrace, "traces.otf2"))
if __name__ == '__main__':
unittest.main()
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