llvm-project/lldb/test/functionalities/non-overlapping-index-varia.../TestIndexVariable.py

51 lines
1.7 KiB
Python

"""Test evaluating expressions which ref. index variable 'i' which just goes
from out of scope to in scope when stopped at the breakpoint."""
import unittest2
import lldb
from lldbtest import *
import lldbutil
class NonOverlappingIndexVariableCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
def setUp(self):
TestBase.setUp(self)
self.source = 'main.cpp'
self.line_to_break = line_number(self.source, '// Set breakpoint here.')
# rdar://problem/9890530
def test_eval_index_variable(self):
"""Test expressions of variable 'i' which appears in two for loops."""
self.buildDefault()
self.exe_name = 'a.out'
self.eval_index_variable_i(self.exe_name)
def eval_index_variable_i(self, exe_name):
"""Test expressions of variable 'i' which appears in two for loops."""
exe = os.path.join(os.getcwd(), exe_name)
self.runCmd("file %s" % exe, CURRENT_EXECUTABLE_SET)
lldbutil.run_break_set_by_file_and_line (self, self.source, self.line_to_break, num_expected_locations=1, loc_exact=True)
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'])
self.runCmd('frame variable i')
self.runCmd('expr i')
self.runCmd('expr ptr[0]->point.x')
self.runCmd('expr ptr[0]->point.y')
self.runCmd('expr ptr[i]->point.x')
self.runCmd('expr ptr[i]->point.y')
if __name__ == '__main__':
import atexit
lldb.SBDebugger.Initialize()
atexit.register(lambda: lldb.SBDebugger.Terminate())
unittest2.main()