| """Show global variables and check that they do indeed have global scopes.""" |
| |
| import os, time |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| import lldbutil |
| |
| class GlobalVariablesTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| @dsym_test |
| def test_with_dsym(self): |
| """Test 'frame variable --scope --no-args' which omits args and shows scopes.""" |
| self.buildDsym() |
| self.global_variables() |
| |
| @dwarf_test |
| def test_with_dwarf(self): |
| """Test 'frame variable --scope --no-args' which omits args and shows scopes.""" |
| self.buildDwarf() |
| self.global_variables() |
| |
| 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 break point at this line.') |
| if sys.platform.startswith("freebsd") or sys.platform.startswith("linux"): |
| # LD_LIBRARY_PATH must be set so the shared libraries are found on startup |
| 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 global_variables(self): |
| """Test 'frame variable --scope --no-args' which omits args and shows scopes.""" |
| exe = os.path.join(os.getcwd(), "a.out") |
| self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) |
| |
| # Break inside the main. |
| 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) |
| |
| self.runCmd("process status", "Get process status") |
| |
| # 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']) |
| |
| # Check that GLOBAL scopes are indicated for the variables. |
| self.expect("frame variable --show-types --scope --show-globals --no-args", VARIABLES_DISPLAYED_CORRECTLY, |
| substrs = ['GLOBAL: (int) g_file_global_int = 42', |
| 'GLOBAL: (const char *) g_file_global_cstr', |
| '"g_file_global_cstr"', |
| 'STATIC: (const char *) g_file_static_cstr', |
| '"g_file_static_cstr"', |
| 'GLOBAL: (int) g_common_1 = 21']) |
| |
| # '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"]) |
| |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |