diff options
Diffstat (limited to 'packages/Python/lldbsuite/test/lang/objc/hidden-ivars/TestHiddenIvars.py')
| -rw-r--r-- | packages/Python/lldbsuite/test/lang/objc/hidden-ivars/TestHiddenIvars.py | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/lang/objc/hidden-ivars/TestHiddenIvars.py b/packages/Python/lldbsuite/test/lang/objc/hidden-ivars/TestHiddenIvars.py new file mode 100644 index 0000000..e85dd8f --- /dev/null +++ b/packages/Python/lldbsuite/test/lang/objc/hidden-ivars/TestHiddenIvars.py @@ -0,0 +1,174 @@ +"""Test that hidden ivars in a shared library are visible from the main executable.""" + +from __future__ import print_function + + + +import unittest2 +import os, time +import lldb +from lldbsuite.test.lldbtest import * +import lldbsuite.test.lldbutil as lldbutil +import subprocess + +class HiddenIvarsTestCase(TestBase): + + mydir = TestBase.compute_mydir(__file__) + + def setUp(self): + # Call super's setUp(). + TestBase.setUp(self) + # Find the line number to break inside main(). + self.source = 'main.m' + self.line = line_number(self.source, '// breakpoint1') + # The makefile names of the shared libraries as they appear in DYLIB_NAME. + # The names should have no loading "lib" or extension as they will be localized + self.shlib_names = ["InternalDefiner"] + + @skipUnlessDarwin + @skipIfDwarf # This test requires a stripped binary and a dSYM + @skipIfDWO # This test requires a stripped binary and a dSYM + def test_expr_stripped(self): + if self.getArchitecture() == 'i386': + self.skipTest("requires modern objc runtime") + else: + self.build() + self.expr(True) + + @skipUnlessDarwin + def test_expr(self): + if self.getArchitecture() == 'i386': + self.skipTest("requires modern objc runtime") + else: + self.build() + self.expr(False) + + @skipUnlessDarwin + @skipIfDwarf # This test requires a stripped binary and a dSYM + @skipIfDWO # This test requires a stripped binary and a dSYM + def test_frame_variable_stripped(self): + if self.getArchitecture() == 'i386': + self.skipTest("requires modern objc runtime") + else: + self.build() + self.frame_var(True) + + @skipUnlessDarwin + def test_frame_variable(self): + if self.getArchitecture() == 'i386': + self.skipTest("requires modern objc runtime") + else: + self.build() + self.frame_var(False) + + @unittest2.expectedFailure("rdar://18683637") + @skipUnlessDarwin + def test_frame_variable_across_modules(self): + if self.getArchitecture() == 'i386': + self.skipTest("requires modern objc runtime") + else: + self.build() + self.common_setup(False) + self.expect("frame variable k->bar", VARIABLES_DISPLAYED_CORRECTLY, substrs = ["= 3"]) + + def common_setup(self, strip): + + if strip: + self.assertTrue(subprocess.call(['/usr/bin/strip', '-Sx', 'libInternalDefiner.dylib']) == 0, 'stripping dylib succeeded') + self.assertTrue(subprocess.call(['/bin/rm', '-rf', 'libInternalDefiner.dylib.dSYM']) == 0, 'remove dylib dSYM file succeeded') + self.assertTrue(subprocess.call(['/usr/bin/strip', '-Sx', 'a.out']) == 0, 'stripping a.out succeeded') + # Create a target by the debugger. + target = self.dbg.CreateTarget("a.out") + self.assertTrue(target, VALID_TARGET) + + # Create the breakpoint inside function 'main'. + breakpoint = target.BreakpointCreateByLocation(self.source, self.line) + self.assertTrue(breakpoint, VALID_BREAKPOINT) + + # Register our shared libraries for remote targets so they get automatically uploaded + environment = self.registerSharedLibrariesWithTarget(target, self.shlib_names) + + # Now launch the process, and do not stop at entry point. + process = target.LaunchSimple (None, environment, self.get_process_working_directory()) + self.assertTrue(process, PROCESS_IS_VALID) + + 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.m", 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, strip): + self.common_setup(strip) + + # This should display correctly. + self.expect("expression (j->_definer->foo)", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["= 4"]) + + self.expect("expression (j->_definer->bar)", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["= 5"]) + + if strip: + self.expect("expression *(j->_definer)", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["foo = 4"]) + else: + self.expect("expression *(j->_definer)", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["foo = 4", "bar = 5"]) + + self.expect("expression (k->foo)", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["= 2"]) + + self.expect("expression (k->bar)", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["= 3"]) + + self.expect("expression k.filteredDataSource", VARIABLES_DISPLAYED_CORRECTLY, + substrs = [' = 0x', '"2 elements"']) + + if strip: + self.expect("expression *(k)", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["foo = 2", ' = 0x', '"2 elements"']) + else: + self.expect("expression *(k)", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["foo = 2", "bar = 3", '_filteredDataSource = 0x', '"2 elements"']) + + def frame_var(self, strip): + self.common_setup(strip) + + # This should display correctly. + self.expect("frame variable j->_definer->foo", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["= 4"]) + + if not strip: + self.expect("frame variable j->_definer->bar", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["= 5"]) + + if strip: + self.expect("frame variable *j->_definer", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["foo = 4"]) + else: + self.expect("frame variable *j->_definer", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["foo = 4", "bar = 5"]) + + self.expect("frame variable k->foo", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["= 2"]) + + self.expect("frame variable k->_filteredDataSource", VARIABLES_DISPLAYED_CORRECTLY, + substrs = [' = 0x', '"2 elements"']) + + if strip: + self.expect("frame variable *k", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["foo = 2", '_filteredDataSource = 0x', '"2 elements"']) + else: + self.expect("frame variable *k", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["foo = 2", "bar = 3", '_filteredDataSource = 0x', '"2 elements"']) |
