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"""
Test that Objective-C methods from the runtime work correctly.
"""
from __future__ import print_function
import os, time
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
@skipUnlessDarwin
class RuntimeTypesTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
@expectedFailureAll(oslist=["macosx"], debug_info="gmodules", bugnumber="llvm.org/pr27862")
def test_break(self):
"""Test setting objc breakpoints using '_regexp-break' and 'breakpoint set'."""
if self.getArchitecture() != 'x86_64':
self.skipTest("This only applies to the v2 runtime")
self.build()
exe = os.path.join(os.getcwd(), "a.out")
self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
# Stop at -[MyString description].
lldbutil.run_break_set_by_symbol (self, '-[MyString description]', num_expected_locations=1, sym_exact=True)
self.runCmd("run", RUN_SUCCEEDED)
# The backtrace should show we stop at -[MyString description].
self.expect("thread backtrace", "Stop at -[MyString description]",
substrs = ["a.out`-[MyString description]"])
# Use runtime information about NSString.
# The length property should be usable.
self.expect("expression str.length", VARIABLES_DISPLAYED_CORRECTLY,
patterns = [r"(\(unsigned long long\))|\(NSUInteger\)"])
# Static methods on NSString should work.
self.expect("expr [NSString stringWithCString:\"foo\" encoding:1]", VALID_TYPE,
substrs = ["(id)", "$1"])
self.expect("po $1", VARIABLES_DISPLAYED_CORRECTLY,
substrs = ["foo"])
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