Added a testcase for runtime types in Objective-C.

llvm-svn: 166507
This commit is contained in:
Sean Callanan 2012-10-23 22:14:39 +00:00
parent 91fe01753d
commit 7fcf0c131b
1 changed files with 62 additions and 0 deletions

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"""
Test that Objective-C methods from the runtime work correctly.
"""
import os, time
import unittest2
import lldb
from lldbtest import *
import lldbutil
@unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
class RuntimeTypesTestCase(TestBase):
mydir = os.path.join("lang", "objc", "foundation")
@dsym_test
def test_break_with_dsym(self):
"""Test setting objc breakpoints using '_regexp-break' and 'breakpoint set'."""
# This only applies to the v2 runtime
if self.getArchitecture() == 'x86_64':
self.buildDsym()
self.runtime_types()
@dwarf_test
def test_break_with_dwarf(self):
"""Test setting objc breakpoints using '_regexp-break' and 'breakpoint set'."""
# This only applies to the v2 runtime
if self.getArchitecture() == 'x86_64':
self.buildDwarf()
self.runtime_types()
def runtime_types(self):
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,
substrs = ["(unsigned long long)"])
# 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"])
if __name__ == '__main__':
import atexit
lldb.SBDebugger.Initialize()
atexit.register(lambda: lldb.SBDebugger.Terminate())
unittest2.main()