| """Test that types defined in shared libraries work correctly.""" |
| |
| import os, time |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| import lldbutil |
| |
| class SharedLibTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @dsym_test |
| def test_expr_with_dsym(self): |
| """Test that types work when defined in a shared library and forward-declared in the main executable""" |
| self.buildDsym() |
| self.expr() |
| |
| @dwarf_test |
| def test_expr_with_dwarf(self): |
| """Test that types work when defined in a shared library and forward-declared in the main executable""" |
| self.buildDwarf() |
| self.expr() |
| |
| @dsym_test |
| def test_frame_variable_with_dsym(self): |
| """Test that types work when defined in a shared library and forward-declared in the main executable""" |
| self.buildDsym() |
| self.frame_var() |
| |
| @dwarf_test |
| def test_frame_variable_with_dwarf(self): |
| """Test that types work when defined in a shared library and forward-declared in the main executable""" |
| self.buildDwarf() |
| self.frame_var() |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line number to break inside main(). |
| self.line = line_number('main.c', '// Set breakpoint 0 here.') |
| if sys.platform.startswith("freebsd") or sys.platform.startswith("linux"): |
| if "LD_LIBRARY_PATH" in os.environ: |
| self.runCmd("settings set target.env-vars " + self.dylibPath + "=" + os.environ["LD_LIBRARY_PATH"] + ":" + os.getcwd()) |
| else: |
| self.runCmd("settings set target.env-vars " + self.dylibPath + "=" + os.getcwd()) |
| self.addTearDownHook(lambda: self.runCmd("settings remove target.env-vars " + self.dylibPath)) |
| |
| def common_setup(self): |
| exe = os.path.join(os.getcwd(), "a.out") |
| self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) |
| |
| # Break inside the foo function which takes a bar_ptr argument. |
| lldbutil.run_break_set_by_file_and_line (self, "main.c", self.line, num_expected_locations=1, loc_exact=True) |
| |
| self.runCmd("run", RUN_SUCCEEDED) |
| |
| # The stop reason of the thread should be breakpoint. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, |
| substrs = ['stopped', |
| 'stop reason = breakpoint']) |
| |
| # The breakpoint should have a hit count of 1. |
| self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE, |
| substrs = [' resolved, hit count = 1']) |
| |
| def expr(self): |
| """Test that types work when defined in a shared library and forward-declared in the main executable""" |
| |
| if "clang" in self.getCompiler() and "3.4" in self.getCompilerVersion(): |
| self.skipTest("llvm.org/pr16214 -- clang emits partial DWARF for structures referenced via typedef") |
| |
| self.common_setup() |
| |
| # This should display correctly. |
| self.expect("expression --show-types -- *my_foo_ptr", VARIABLES_DISPLAYED_CORRECTLY, |
| substrs = ["(foo)", "(sub_foo)", "other_element = 3"]) |
| |
| @unittest2.expectedFailure |
| # rdar://problem/10381325 |
| def frame_var(self): |
| """Test that types work when defined in a shared library and forward-declared in the main executable""" |
| self.common_setup() |
| |
| # This should display correctly. |
| self.expect("frame variable --show-types -- *my_foo_ptr", VARIABLES_DISPLAYED_CORRECTLY, |
| substrs = ["(foo)", "(sub_foo)", "other_element = 3"]) |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |
