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"""
Test lldb data formatter subsystem.
"""
from __future__ import print_function
import os
import time
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class LibCxxFunctionTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
def get_variable(self, name):
var = self.frame().FindVariable(name)
var.SetPreferDynamicValue(lldb.eDynamicCanRunTarget)
var.SetPreferSyntheticValue(True)
return var
@skipIf(compiler="gcc")
@skipIfWindows # libc++ not ported to Windows yet
def test(self):
"""Test that std::function as defined by libc++ is correctly printed by LLDB"""
self.build()
self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
bkpt = self.target().FindBreakpointByID(
lldbutil.run_break_set_by_source_regexp(
self, "Set break point at this line."))
self.runCmd("run", RUN_SUCCEEDED)
lldbutil.skip_if_library_missing(
self, self.target(), lldbutil.PrintableRegex("libc\+\+"))
# The stop reason of the thread should be breakpoint.
self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
substrs=['stopped',
'stop reason = breakpoint'])
f1 = self.get_variable('f1')
f2 = self.get_variable('f2')
if self.TraceOn():
print(f1)
if self.TraceOn():
print(f2)
self.assertTrue(f1.GetValueAsUnsigned(0) != 0, 'f1 has a valid value')
self.assertTrue(f2.GetValueAsUnsigned(0) != 0, 'f2 has a valid value')
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