| """ |
| Test breakpoint commands for a breakpoint ID with multiple locations. |
| """ |
| |
| 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 BreakpointLocationsTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24528") |
| def test_enable(self): |
| """Test breakpoint enable/disable for a breakpoint ID with multiple locations.""" |
| self.build() |
| self.breakpoint_locations_test() |
| |
| def test_shadowed_cond_options(self): |
| """Test that options set on the breakpoint and location behave correctly.""" |
| self.build() |
| self.shadowed_bkpt_cond_test() |
| |
| |
| def test_shadowed_command_options(self): |
| """Test that options set on the breakpoint and location behave correctly.""" |
| self.build() |
| self.shadowed_bkpt_command_test() |
| |
| 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.') |
| |
| def set_breakpoint (self): |
| exe = self.getBuildArtifact("a.out") |
| target = self.dbg.CreateTarget(exe) |
| self.assertTrue(target, "Target %s is not valid"%(exe)) |
| |
| # This should create a breakpoint with 3 locations. |
| |
| bkpt = target.BreakpointCreateByLocation("main.c", self.line) |
| |
| # The breakpoint list should show 3 locations. |
| self.assertEqual(bkpt.GetNumLocations(), 3, "Wrong number of locations") |
| |
| self.expect( |
| "breakpoint list -f", |
| "Breakpoint locations shown correctly", |
| substrs=[ |
| "1: file = 'main.c', line = %d, exact_match = 0, locations = 3" % |
| self.line], |
| patterns=[ |
| "where = a.out`func_inlined .+unresolved, hit count = 0", |
| "where = a.out`main .+\[inlined\].+unresolved, hit count = 0"]) |
| |
| return bkpt |
| |
| def shadowed_bkpt_cond_test(self): |
| """Test that options set on the breakpoint and location behave correctly.""" |
| # Breakpoint option propagation from bkpt to loc used to be done the first time |
| # a breakpoint location option was specifically set. After that the other options |
| # on that location would stop tracking the breakpoint. That got fixed, and this test |
| # makes sure only the option touched is affected. |
| |
| bkpt = self.set_breakpoint() |
| bkpt_cond = "1 == 0" |
| bkpt.SetCondition(bkpt_cond) |
| self.assertEqual(bkpt.GetCondition(), bkpt_cond,"Successfully set condition") |
| self.assertTrue(bkpt.location[0].GetCondition() == bkpt.GetCondition(), "Conditions are the same") |
| |
| # Now set a condition on the locations, make sure that this doesn't effect the bkpt: |
| bkpt_loc_1_cond = "1 == 1" |
| bkpt.location[0].SetCondition(bkpt_loc_1_cond) |
| self.assertEqual(bkpt.location[0].GetCondition(), bkpt_loc_1_cond, "Successfully changed location condition") |
| self.assertNotEqual(bkpt.GetCondition(), bkpt_loc_1_cond, "Changed location changed Breakpoint condition") |
| self.assertEqual(bkpt.location[1].GetCondition(), bkpt_cond, "Changed another location's condition") |
| |
| # Now make sure that setting one options doesn't fix the value of another: |
| bkpt.SetIgnoreCount(10) |
| self.assertEqual(bkpt.GetIgnoreCount(), 10, "Set the ignore count successfully") |
| self.assertEqual(bkpt.location[0].GetIgnoreCount(), 10, "Location doesn't track top-level bkpt.") |
| |
| # Now make sure resetting the condition to "" resets the tracking: |
| bkpt.location[0].SetCondition("") |
| bkpt_new_cond = "1 == 3" |
| bkpt.SetCondition(bkpt_new_cond) |
| self.assertEqual(bkpt.location[0].GetCondition(), bkpt_new_cond, "Didn't go back to tracking condition") |
| |
| def shadowed_bkpt_command_test(self): |
| """Test that options set on the breakpoint and location behave correctly.""" |
| # Breakpoint option propagation from bkpt to loc used to be done the first time |
| # a breakpoint location option was specifically set. After that the other options |
| # on that location would stop tracking the breakpoint. That got fixed, and this test |
| # makes sure only the option touched is affected. |
| |
| bkpt = self.set_breakpoint() |
| commands = ["AAAAAA", "BBBBBB", "CCCCCC"] |
| str_list = lldb.SBStringList() |
| str_list.AppendList(commands, len(commands)) |
| |
| bkpt.SetCommandLineCommands(str_list) |
| cmd_list = lldb.SBStringList() |
| bkpt.GetCommandLineCommands(cmd_list) |
| list_size = str_list.GetSize() |
| self.assertEqual(cmd_list.GetSize() , list_size, "Added the right number of commands") |
| for i in range(0,list_size): |
| self.assertEqual(str_list.GetStringAtIndex(i), cmd_list.GetStringAtIndex(i), "Mismatched commands.") |
| |
| commands = ["DDDDDD", "EEEEEE", "FFFFFF", "GGGGGG"] |
| loc_list = lldb.SBStringList() |
| loc_list.AppendList(commands, len(commands)) |
| bkpt.location[1].SetCommandLineCommands(loc_list) |
| loc_cmd_list = lldb.SBStringList() |
| bkpt.location[1].GetCommandLineCommands(loc_cmd_list) |
| |
| loc_list_size = loc_list.GetSize() |
| |
| # Check that the location has the right commands: |
| self.assertEqual(loc_cmd_list.GetSize() , loc_list_size, "Added the right number of commands to location") |
| for i in range(0,loc_list_size): |
| self.assertEqual(loc_list.GetStringAtIndex(i), loc_cmd_list.GetStringAtIndex(i), "Mismatched commands.") |
| |
| # Check that we didn't mess up the breakpoint level commands: |
| self.assertEqual(cmd_list.GetSize() , list_size, "Added the right number of commands") |
| for i in range(0,list_size): |
| self.assertEqual(str_list.GetStringAtIndex(i), cmd_list.GetStringAtIndex(i), "Mismatched commands.") |
| |
| # And check we didn't mess up another location: |
| untouched_loc_cmds = lldb.SBStringList() |
| bkpt.location[0].GetCommandLineCommands(untouched_loc_cmds) |
| self.assertEqual(untouched_loc_cmds.GetSize() , 0, "Changed the wrong location") |
| |
| def breakpoint_locations_test(self): |
| """Test breakpoint enable/disable for a breakpoint ID with multiple locations.""" |
| self.set_breakpoint() |
| |
| # The 'breakpoint disable 3.*' command should fail gracefully. |
| self.expect("breakpoint disable 3.*", |
| "Disabling an invalid breakpoint should fail gracefully", |
| error=True, |
| startstr="error: '3' is not a valid breakpoint ID.") |
| |
| # The 'breakpoint disable 1.*' command should disable all 3 locations. |
| self.expect( |
| "breakpoint disable 1.*", |
| "All 3 breakpoint locatons disabled correctly", |
| startstr="3 breakpoints disabled.") |
| |
| # Run the program. |
| self.runCmd("run", RUN_SUCCEEDED) |
| |
| # We should not stopped on any breakpoint at all. |
| self.expect("process status", "No stopping on any disabled breakpoint", |
| patterns=["^Process [0-9]+ exited with status = 0"]) |
| |
| # The 'breakpoint enable 1.*' command should enable all 3 breakpoints. |
| self.expect( |
| "breakpoint enable 1.*", |
| "All 3 breakpoint locatons enabled correctly", |
| startstr="3 breakpoints enabled.") |
| |
| # The 'breakpoint disable 1.1' command should disable 1 location. |
| self.expect( |
| "breakpoint disable 1.1", |
| "1 breakpoint locatons disabled correctly", |
| startstr="1 breakpoints disabled.") |
| |
| # Run the program again. We should stop on the two breakpoint |
| # locations. |
| self.runCmd("run", RUN_SUCCEEDED) |
| |
| # Stopped once. |
| self.expect("thread backtrace", STOPPED_DUE_TO_BREAKPOINT, |
| substrs=["stop reason = breakpoint 1."]) |
| |
| # Continue the program, there should be another stop. |
| self.runCmd("process continue") |
| |
| # Stopped again. |
| self.expect("thread backtrace", STOPPED_DUE_TO_BREAKPOINT, |
| substrs=["stop reason = breakpoint 1."]) |
| |
| # At this point, 1.1 has a hit count of 0 and the other a hit count of |
| # 1". |
| self.expect( |
| "breakpoint list -f", |
| "The breakpoints should report correct hit counts", |
| patterns=[ |
| "1\.1: .+ unresolved, hit count = 0 +Options: disabled", |
| "1\.2: .+ resolved, hit count = 1", |
| "1\.3: .+ resolved, hit count = 1"]) |
