| """Show global variables and check that they do indeed have global scopes.""" |
| |
| from __future__ import print_function |
| |
| |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class GlobalVariablesTestCase(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.c' |
| self.line = line_number( |
| self.source, '// Set break point at this line.') |
| self.shlib_names = ["a"] |
| |
| @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24764") |
| @expectedFailureAll(oslist=["linux"], archs=["aarch64"], bugnumber="llvm.org/pr37301") |
| def test_without_process(self): |
| """Test that static initialized variables can be inspected without |
| process.""" |
| self.build() |
| |
| # Create a target by the debugger. |
| target = self.dbg.CreateTarget(self.getBuildArtifact("a.out")) |
| |
| self.assertTrue(target, VALID_TARGET) |
| self.expect("target variable g_ptr", VARIABLES_DISPLAYED_CORRECTLY, |
| substrs=['(int *)']) |
| self.expect("target variable *g_ptr", VARIABLES_DISPLAYED_CORRECTLY, |
| substrs=['42']) |
| |
| @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24764") |
| def test_c_global_variables(self): |
| """Test 'frame variable --scope --no-args' which omits args and shows scopes.""" |
| self.build() |
| |
| # Create a target by the debugger. |
| target = self.dbg.CreateTarget(self.getBuildArtifact("a.out")) |
| self.assertTrue(target, VALID_TARGET) |
| |
| # Break inside the main. |
| lldbutil.run_break_set_by_file_and_line( |
| self, self.source, self.line, num_expected_locations=1, loc_exact=True) |
| |
| # 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) |
| |
| # 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']) |
| |
| # Test that the statically initialized variable can also be |
| # inspected *with* a process. |
| self.expect("target variable g_ptr", VARIABLES_DISPLAYED_CORRECTLY, |
| substrs=['(int *)']) |
| self.expect("target variable *g_ptr", VARIABLES_DISPLAYED_CORRECTLY, |
| substrs=['42']) |
| |
| # Check that GLOBAL scopes are indicated for the variables. |
| self.expect( |
| "frame variable --show-types --scope --show-globals --no-args", |
| VARIABLES_DISPLAYED_CORRECTLY, |
| substrs=[ |
| 'STATIC: (const int) g_file_static_int = 2', |
| 'STATIC: (const char *) g_func_static_cstr', |
| 'GLOBAL: (const char *) g_file_global_cstr', |
| '"g_file_global_cstr"', |
| 'GLOBAL: (int) g_file_global_int = 42', |
| 'GLOBAL: (int) g_common_1 = 21', |
| 'GLOBAL: (int *) g_ptr', |
| 'STATIC: (const char *) g_file_static_cstr', |
| '"g_file_static_cstr"' |
| ]) |
| |
| # 'frame variable' should support address-of operator. |
| self.runCmd("frame variable &g_file_global_int") |
| |
| # Exercise the 'target variable' command to display globals in a.c |
| # file. |
| self.expect("target variable g_a", VARIABLES_DISPLAYED_CORRECTLY, |
| substrs=['g_a', '123']) |
| self.expect( |
| "target variable g_marked_spot.x", |
| VARIABLES_DISPLAYED_CORRECTLY, |
| substrs=[ |
| 'g_marked_spot.x', |
| '20']) |
| |
| # rdar://problem/9747668 |
| # runCmd: target variable g_marked_spot.y |
| # output: (int) g_marked_spot.y = <a.o[0x214] can't be resolved, in not currently loaded. |
| # > |
| self.expect( |
| "target variable g_marked_spot.y", |
| VARIABLES_DISPLAYED_CORRECTLY, |
| substrs=[ |
| 'g_marked_spot.y', |
| '21']) |
| self.expect( |
| "target variable g_marked_spot.y", |
| VARIABLES_DISPLAYED_CORRECTLY, |
| matching=False, |
| substrs=["can't be resolved"]) |
| |