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import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestCppChainedCalls(TestBase):
mydir = TestBase.compute_mydir(__file__)
@expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr21765")
def test_with_run_command(self):
self.build()
# Get main source file
src_file = "main.cpp"
src_file_spec = lldb.SBFileSpec(src_file)
self.assertTrue(src_file_spec.IsValid(), "Main source file")
# Get the path of the executable
exe_path = self.getBuildArtifact("a.out")
# Load the executable
target = self.dbg.CreateTarget(exe_path)
self.assertTrue(target.IsValid(), VALID_TARGET)
# Break on main function
main_breakpoint = target.BreakpointCreateBySourceRegex(
"break here", src_file_spec)
self.assertTrue(
main_breakpoint.IsValid() and main_breakpoint.GetNumLocations() >= 1,
VALID_BREAKPOINT)
# Launch the process
args = None
env = None
process = target.LaunchSimple(
args, env, self.get_process_working_directory())
self.assertTrue(process.IsValid(), PROCESS_IS_VALID)
# Get the thread of the process
self.assertTrue(
process.GetState() == lldb.eStateStopped,
PROCESS_STOPPED)
thread = lldbutil.get_stopped_thread(
process, lldb.eStopReasonBreakpoint)
# Get frame for current thread
frame = thread.GetSelectedFrame()
# Test chained calls
test_result = frame.EvaluateExpression("get(set(true))")
self.assertTrue(
test_result.IsValid() and test_result.GetValue() == "true",
"get(set(true)) = true")
test_result = frame.EvaluateExpression("get(set(false))")
self.assertTrue(
test_result.IsValid() and test_result.GetValue() == "false",
"get(set(false)) = false")
test_result = frame.EvaluateExpression("get(t & f)")
self.assertTrue(
test_result.IsValid() and test_result.GetValue() == "false",
"get(t & f) = false")
test_result = frame.EvaluateExpression("get(f & t)")
self.assertTrue(
test_result.IsValid() and test_result.GetValue() == "false",
"get(f & t) = false")
test_result = frame.EvaluateExpression("get(t & t)")
self.assertTrue(
test_result.IsValid() and test_result.GetValue() == "true",
"get(t & t) = true")
test_result = frame.EvaluateExpression("get(f & f)")
self.assertTrue(
test_result.IsValid() and test_result.GetValue() == "false",
"get(f & f) = false")
test_result = frame.EvaluateExpression("get(t & f)")
self.assertTrue(
test_result.IsValid() and test_result.GetValue() == "false",
"get(t & f) = false")
test_result = frame.EvaluateExpression("get(f) && get(t)")
self.assertTrue(
test_result.IsValid() and test_result.GetValue() == "false",
"get(f) && get(t) = false")
test_result = frame.EvaluateExpression("get(f) && get(f)")
self.assertTrue(
test_result.IsValid() and test_result.GetValue() == "false",
"get(f) && get(t) = false")
test_result = frame.EvaluateExpression("get(t) && get(t)")
self.assertTrue(
test_result.IsValid() and test_result.GetValue() == "true",
"get(t) && get(t) = true")
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