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"""
Test calling a function, stopping in the call, continue and gather the result on stop.
"""
import unittest2
import lldb
import lldbutil
from lldbtest import *
class ExprCommandCallStopContinueTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line number to break for main.c.
self.line = line_number('main.cpp',
'// Please test these expressions while stopped at this line:')
self.func_line = line_number ('main.cpp',
'{ 5, "five" }')
@skipUnlessDarwin
@dsym_test
@expectedFailureDarwin("llvm.org/pr20274") # intermittent failure on MacOSX
def test_with_dsym(self):
"""Test gathering result from interrupted function call."""
self.buildDsym()
self.call_function()
@dwarf_test
@expectedFailureDarwin("llvm.org/pr20274") # intermittent failure on MacOSX
def test_with_dwarf(self):
"""Test gathering result from interrupted function call."""
self.buildDwarf()
self.call_function()
def call_function(self):
"""Test gathering result from interrupted function call."""
self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
# Some versions of GCC encode two locations for the 'return' statement in main.cpp
lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.line, num_expected_locations=-1, loc_exact=True)
self.runCmd("run", RUN_SUCCEEDED)
lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.func_line, num_expected_locations=-1, loc_exact=True)
self.expect("expr -i false -- returnsFive()", error=True,
substrs = ['Execution was interrupted, reason: breakpoint'])
self.runCmd("continue", "Continue completed")
self.expect ("thread list",
substrs = ['stop reason = User Expression thread plan',
r'Completed expression: (Five) $0 = (number = 5, name = "five")'])
if __name__ == '__main__':
import atexit
lldb.SBDebugger.Initialize()
atexit.register(lambda: lldb.SBDebugger.Terminate())
unittest2.main()
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