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import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestBitfieldIvars(TestBase):
def test(self):
self.build()
lldbutil.run_to_source_breakpoint(
self, "// break here", lldb.SBFileSpec("main.m")
)
self.expect_expr(
"chb->hb->field1", result_type="unsigned int", result_value="0"
)
## This should happen second
self.expect_expr(
"chb->hb->field2", result_type="unsigned int", result_value="1"
)
self.expect_expr("hb2->field1", result_type="unsigned int", result_value="10")
self.expect_expr("hb2->field2", result_type="unsigned int", result_value="3")
self.expect_expr("hb2->field3", result_type="unsigned int", result_value="4")
self.expect(
"frame var *hb2",
substrs=["x =", "100", "field1 =", "10", "field2 =", "3", "field3 =", "4"],
)
self.expect_expr(
"myField",
result_type="UCBitFields",
result_children=[
ValueCheck(name="fieldOne", value="'\\0'"),
ValueCheck(name="fieldTwo", value="'\\x01'"),
ValueCheck(name="fieldThree", value="'\\0'"),
ValueCheck(name="fieldFour", value="'\\0'"),
ValueCheck(name="fieldFive", value="'\\x01'"),
],
)
# This test is meant to be xfailed, but running the test triggers an ASan
# issue, so it must be skipped for now.
@skip
def testExprWholeObject(self):
self.build()
lldbutil.run_to_source_breakpoint(
self, "// break here", lldb.SBFileSpec("main.m")
)
## FIXME expression with individual bit-fields obtains correct values but not with the whole object
self.expect(
"expr *hb2",
substrs=["x =", "100", "field1 =", "10", "field2 =", "3", "field3 =", "4"],
)
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