TestObjCStaticMethodStripped.py
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"""Test calling functions in static methods with a stripped binary."""
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestObjCStaticMethodStripped(TestBase):
mydir = TestBase.compute_mydir(__file__)
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line numbers to break inside main().
self.main_source = "static.m"
self.break_line = line_number(
self.main_source, '// Set breakpoint here.')
@skipUnlessDarwin
@add_test_categories(['pyapi'])
@skipIf(
debug_info=no_match("dsym"),
bugnumber="This test requires a stripped binary and a dSYM")
#<rdar://problem/12042992>
def test_with_python_api(self):
"""Test calling functions in static methods with a stripped binary."""
if self.getArchitecture() == 'i386':
self.skipTest("requires modern objc runtime")
self.build()
exe = self.getBuildArtifact("a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
bpt = target.BreakpointCreateByLocation(
self.main_source, self.break_line)
self.assertTrue(bpt, VALID_BREAKPOINT)
# Now launch the process, and do not stop at entry point.
process = target.LaunchSimple(
None, None, self.get_process_working_directory())
self.assertTrue(process, PROCESS_IS_VALID)
# The stop reason of the thread should be breakpoint.
thread_list = lldbutil.get_threads_stopped_at_breakpoint(process, bpt)
# Make sure we stopped at the first breakpoint.
self.assertTrue(
len(thread_list) != 0,
"No thread stopped at our breakpoint.")
self.assertEquals(len(thread_list), 1,
"More than one thread stopped at our breakpoint.")
# Now make sure we can call a function in the static method we've
# stopped in.
frame = thread_list[0].GetFrameAtIndex(0)
self.assertTrue(frame, "Got a valid frame 0 frame.")
cmd_value = frame.EvaluateExpression("(char *) sel_getName (_cmd)")
self.assertTrue(cmd_value.IsValid())
sel_name = cmd_value.GetSummary()
self.assertTrue(
sel_name == "\"doSomethingWithString:\"",
"Got the right value for the selector as string.")
cmd_value = frame.EvaluateExpression(
"[Foo doSomethingElseWithString:string]")
self.assertTrue(cmd_value.IsValid())
string_length = cmd_value.GetValueAsUnsigned()
self.assertTrue(
string_length == 27,
"Got the right value from another class method on the same class.")