| """Test that hidden ivars in a shared library are visible from the main executable.""" |
| |
| from __future__ import print_function |
| |
| |
| import unittest2 |
| import os |
| import subprocess |
| import time |
| |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| 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 |
| @skipIf( |
| debug_info=no_match("dsym"), |
| bugnumber="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 |
| @skipIf( |
| debug_info=no_match("dsym"), |
| bugnumber="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', |
| self.getBuildArtifact('libInternalDefiner.dylib')]) == 0, |
| 'stripping dylib succeeded') |
| self.assertTrue(subprocess.call( |
| ['/bin/rm', '-rf', |
| self.getBuildArtifact('libInternalDefiner.dylib.dSYM')]) == 0, |
| 'remove dylib dSYM file succeeded') |
| self.assertTrue(subprocess.call(['/usr/bin/strip', '-Sx', |
| self.getBuildArtifact("a.out") |
| ]) == 0, |
| 'stripping a.out succeeded') |
| # Create a target by the debugger. |
| target = self.dbg.CreateTarget(self.getBuildArtifact("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 = self.getBuildArtifact("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"']) |