| """ |
| Test display and Python APIs on file and class static variables. |
| """ |
| |
| from __future__ import print_function |
| |
| |
| import os |
| import time |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class StaticVariableTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line number to break at. |
| self.line = line_number('main.cpp', '// Set break point at this line.') |
| |
| @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24764") |
| def test_with_run_command(self): |
| """Test that file and class static variables display correctly.""" |
| self.build() |
| self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET) |
| |
| lldbutil.run_break_set_by_file_and_line( |
| self, "main.cpp", 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']) |
| |
| # Global variables are no longer displayed with the "frame variable" |
| # command. |
| self.expect( |
| 'target variable A::g_points', |
| VARIABLES_DISPLAYED_CORRECTLY, |
| patterns=['\(PointType \[[1-9]*\]\) A::g_points = {']) |
| self.expect('target variable g_points', VARIABLES_DISPLAYED_CORRECTLY, |
| substrs=['(PointType [2]) g_points']) |
| |
| # On Mac OS X, gcc 4.2 emits the wrong debug info for A::g_points. |
| # A::g_points is an array of two elements. |
| if self.platformIsDarwin() or self.getPlatform() == "linux": |
| self.expect( |
| "target variable A::g_points[1].x", |
| VARIABLES_DISPLAYED_CORRECTLY, |
| startstr="(int) A::g_points[1].x = 11") |
| |
| @expectedFailureAll( |
| compiler=["gcc"], |
| bugnumber="Compiler emits incomplete debug info") |
| @expectedFailureAll( |
| compiler=["clang"], |
| compiler_version=["<", "3.9"], |
| bugnumber='llvm.org/pr20550') |
| @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24764") |
| def test_with_run_command_complete(self): |
| """ |
| Test that file and class static variables display correctly with |
| complete debug information. |
| """ |
| self.build() |
| target = self.dbg.CreateTarget(self.getBuildArtifact("a.out")) |
| self.assertTrue(target, VALID_TARGET) |
| |
| # Global variables are no longer displayed with the "frame variable" |
| # command. |
| self.expect( |
| 'target variable A::g_points', |
| VARIABLES_DISPLAYED_CORRECTLY, |
| patterns=[ |
| '\(PointType \[[1-9]*\]\) A::g_points = {', '(x = 1, y = 2)', |
| '(x = 11, y = 22)' |
| ]) |
| |
| # Ensure that we take the context into account and only print |
| # A::g_points. |
| self.expect( |
| 'target variable A::g_points', |
| VARIABLES_DISPLAYED_CORRECTLY, |
| matching=False, |
| patterns=['(x = 3, y = 4)', '(x = 33, y = 44)']) |
| |
| # Finally, ensure that we print both points when not specifying a |
| # context. |
| self.expect( |
| 'target variable g_points', |
| VARIABLES_DISPLAYED_CORRECTLY, |
| substrs=[ |
| '(PointType [2]) g_points', '(x = 1, y = 2)', |
| '(x = 11, y = 22)', '(x = 3, y = 4)', '(x = 33, y = 44)' |
| ]) |
| |
| @expectedFailureAll( |
| compiler=["gcc"], |
| bugnumber="Compiler emits incomplete debug info") |
| @expectedFailureAll( |
| compiler=["clang"], |
| compiler_version=["<", "3.9"], |
| bugnumber='llvm.org/pr20550') |
| @add_test_categories(['pyapi']) |
| @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24764") |
| def test_with_python_api(self): |
| """Test Python APIs on file and class static variables.""" |
| self.build() |
| exe = self.getBuildArtifact("a.out") |
| |
| target = self.dbg.CreateTarget(exe) |
| self.assertTrue(target, VALID_TARGET) |
| |
| breakpoint = target.BreakpointCreateByLocation("main.cpp", self.line) |
| self.assertTrue(breakpoint, VALID_BREAKPOINT) |
| |
| # Now launch the process, and do not stop at entry point. |
| process = target.LaunchSimple( |
| None, None, self.get_process_working_directory()) |
| self.assertTrue(process, PROCESS_IS_VALID) |
| |
| # The stop reason of the thread should be breakpoint. |
| thread = lldbutil.get_stopped_thread( |
| process, lldb.eStopReasonBreakpoint) |
| self.assertIsNotNone(thread) |
| |
| # Get the SBValue of 'A::g_points' and 'g_points'. |
| frame = thread.GetFrameAtIndex(0) |
| |
| # arguments => False |
| # locals => False |
| # statics => True |
| # in_scope_only => False |
| valList = frame.GetVariables(False, False, True, False) |
| |
| for val in valList: |
| self.DebugSBValue(val) |
| name = val.GetName() |
| self.assertTrue(name in ['g_points', 'A::g_points']) |
| if name == 'g_points': |
| self.assertTrue( |
| val.GetValueType() == lldb.eValueTypeVariableStatic) |
| self.assertEqual(val.GetNumChildren(), 2) |
| elif name == 'A::g_points': |
| self.assertTrue( |
| val.GetValueType() == lldb.eValueTypeVariableGlobal) |
| self.assertEqual(val.GetNumChildren(), 2) |
| child1 = val.GetChildAtIndex(1) |
| self.DebugSBValue(child1) |
| child1_x = child1.GetChildAtIndex(0) |
| self.DebugSBValue(child1_x) |
| self.assertTrue(child1_x.GetTypeName() == 'int' and |
| child1_x.GetValue() == '11') |
| |
| # SBFrame.FindValue() should also work. |
| val = frame.FindValue("A::g_points", lldb.eValueTypeVariableGlobal) |
| self.DebugSBValue(val) |
| self.assertTrue(val.GetName() == 'A::g_points') |
| |
| # Also exercise the "parameter" and "local" scopes while we are at it. |
| val = frame.FindValue("argc", lldb.eValueTypeVariableArgument) |
| self.DebugSBValue(val) |
| self.assertTrue(val.GetName() == 'argc') |
| |
| val = frame.FindValue("argv", lldb.eValueTypeVariableArgument) |
| self.DebugSBValue(val) |
| self.assertTrue(val.GetName() == 'argv') |
| |
| val = frame.FindValue("hello_world", lldb.eValueTypeVariableLocal) |
| self.DebugSBValue(val) |
| self.assertTrue(val.GetName() == 'hello_world') |
