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| """
Test lldb data formatter subsystem.
"""
from __future__ import print_function
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbbench import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestBenchmarkLibcxxList(BenchBase):
mydir = TestBase.compute_mydir(__file__)
@benchmarks_test
def test_run_command(self):
"""Benchmark the std::list data formatter (libc++)"""
self.build()
self.data_formatter_commands()
def setUp(self):
# Call super's setUp().
BenchBase.setUp(self)
def data_formatter_commands(self):
"""Benchmark the std::list data formatter (libc++)"""
self.runCmd("file " + self.getBuildArtifact("a.out"),
CURRENT_EXECUTABLE_SET)
bkpt = self.target().FindBreakpointByID(
lldbutil.run_break_set_by_source_regexp(
self, "break here"))
self.runCmd("run", RUN_SUCCEEDED)
# The stop reason of the thread should be breakpoint.
self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
substrs=['stopped',
'stop reason = breakpoint'])
# This is the function to remove the custom formats in order to have a
# clean slate for the next test case.
def cleanup():
self.runCmd('type format clear', check=False)
self.runCmd('type summary clear', check=False)
self.runCmd('type filter clear', check=False)
self.runCmd('type synth clear', check=False)
self.runCmd(
"settings set target.max-children-count 256",
check=False)
# Execute the cleanup function during test case tear down.
self.addTearDownHook(cleanup)
sw = Stopwatch()
sw.start()
self.expect('frame variable -A list', substrs=['[300]', '300'])
sw.stop()
print("time to print: %s" % (sw))
|