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from __future__ import print_function
import use_lldb_suite
import lldb
import lldbutil
from lldbtest import *
class ExprCharTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
self.main_source = "main.cpp"
self.main_source_spec = lldb.SBFileSpec (self.main_source)
self.exe = os.path.join(os.getcwd(), "a.out")
def do_test(self, dictionary=None):
"""These basic expression commands should work as expected."""
self.build(dictionary = dictionary)
target = self.dbg.CreateTarget(self.exe)
self.assertTrue(target)
breakpoint = target.BreakpointCreateBySourceRegex('// Break here', self.main_source_spec)
self.assertTrue(breakpoint)
# Launch the process, and do not stop at the entry point.
process = target.LaunchSimple(None, None, self.get_process_working_directory())
self.assertTrue(process)
threads = lldbutil.get_threads_stopped_at_breakpoint(process, breakpoint)
self.assertEqual(len(threads), 1)
frame = threads[0].GetFrameAtIndex(0)
value = frame.EvaluateExpression("foo(c)")
self.assertTrue(value.IsValid())
self.assertTrue(value.GetError().Success())
self.assertEqual(value.GetValueAsSigned(0), 1)
value = frame.EvaluateExpression("foo(sc)")
self.assertTrue(value.IsValid())
self.assertTrue(value.GetError().Success())
self.assertEqual(value.GetValueAsSigned(0), 2)
value = frame.EvaluateExpression("foo(uc)")
self.assertTrue(value.IsValid())
self.assertTrue(value.GetError().Success())
self.assertEqual(value.GetValueAsSigned(0), 3)
@expectedFailureWindows("llvm.org/pr21765")
def test_default_char(self):
self.do_test()
@expectedFailureArch("arm", "llvm.org/pr23069")
@expectedFailureArch("aarch64", "llvm.org/pr23069")
@expectedFailureWindows("llvm.org/pr21765")
def test_signed_char(self):
self.do_test(dictionary={'CFLAGS_EXTRAS': '-fsigned-char'})
@expectedFailurei386("llvm.org/pr23069")
@expectedFailurex86_64("llvm.org/pr23069")
@expectedFailureWindows("llvm.org/pr21765")
def test_unsigned_char(self):
self.do_test(dictionary={'CFLAGS_EXTRAS': '-funsigned-char'})
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