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Diffstat (limited to 'packages/Python/lldbsuite/test/functionalities/watchpoint/watchpoint_commands/TestWatchpointCommands.py')
| -rw-r--r-- | packages/Python/lldbsuite/test/functionalities/watchpoint/watchpoint_commands/TestWatchpointCommands.py | 313 |
1 files changed, 313 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/functionalities/watchpoint/watchpoint_commands/TestWatchpointCommands.py b/packages/Python/lldbsuite/test/functionalities/watchpoint/watchpoint_commands/TestWatchpointCommands.py new file mode 100644 index 000000000000..339de45a085a --- /dev/null +++ b/packages/Python/lldbsuite/test/functionalities/watchpoint/watchpoint_commands/TestWatchpointCommands.py @@ -0,0 +1,313 @@ +""" +Test watchpoint list, enable, disable, and delete commands. +""" + +from __future__ import print_function + + + +import os, time +import lldb +from lldbsuite.test.lldbtest import * +import lldbsuite.test.lldbutil as lldbutil + +class WatchpointCommandsTestCase(TestBase): + + mydir = TestBase.compute_mydir(__file__) + + def setUp(self): + # Call super's setUp(). + TestBase.setUp(self) + # Our simple source filename. + self.source = 'main.c' + # Find the line number to break inside main(). + self.line = line_number(self.source, '// Set break point at this line.') + self.line2 = line_number(self.source, '// Set 2nd break point for disable_then_enable test case.') + # And the watchpoint variable declaration line number. + self.decl = line_number(self.source, '// Watchpoint variable declaration.') + # Build dictionary to have unique executable names for each test method. + self.exe_name = self.testMethodName + self.d = {'C_SOURCES': self.source, 'EXE': self.exe_name} + + @expectedFailureAndroid(archs=['arm', 'aarch64']) # Watchpoints not supported + @expectedFailureWindows("llvm.org/pr24446") # WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows + def test_rw_watchpoint(self): + """Test read_write watchpoint and expect to stop two times.""" + self.build(dictionary=self.d) + self.setTearDownCleanup(dictionary=self.d) + + exe = os.path.join(os.getcwd(), self.exe_name) + self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) + + # Add a breakpoint to set a watchpoint when stopped on the breakpoint. + lldbutil.run_break_set_by_file_and_line (self, None, self.line, num_expected_locations=1) + + # Run the program. + self.runCmd("run", RUN_SUCCEEDED) + + # We should be stopped again due to the breakpoint. + # The stop reason of the thread should be breakpoint. + self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, + substrs = ['stopped', + 'stop reason = breakpoint']) + + # Now let's set a read_write-type watchpoint for 'global'. + # There should be two watchpoint hits (see main.c). + self.expect("watchpoint set variable -w read_write global", WATCHPOINT_CREATED, + substrs = ['Watchpoint created', 'size = 4', 'type = rw', + '%s:%d' % (self.source, self.decl)]) + + # Use the '-v' option to do verbose listing of the watchpoint. + # The hit count should be 0 initially. + self.expect("watchpoint list -v", + substrs = ['Number of supported hardware watchpoints:', + 'hit_count = 0']) + + self.runCmd("process continue") + + # We should be stopped again due to the watchpoint (read_write type). + # The stop reason of the thread should be watchpoint. + self.expect("thread backtrace", STOPPED_DUE_TO_WATCHPOINT, + substrs = ['stop reason = watchpoint']) + + self.runCmd("process continue") + + # We should be stopped again due to the watchpoint (read_write type). + # The stop reason of the thread should be watchpoint. + self.expect("thread backtrace", STOPPED_DUE_TO_WATCHPOINT, + substrs = ['stop reason = watchpoint']) + + self.runCmd("process continue") + + # There should be no more watchpoint hit and the process status should + # be 'exited'. + self.expect("process status", + substrs = ['exited']) + + # Use the '-v' option to do verbose listing of the watchpoint. + # The hit count should now be 2. + self.expect("watchpoint list -v", + substrs = ['hit_count = 2']) + + @expectedFailureAndroid(archs=['arm', 'aarch64']) # Watchpoints not supported + @expectedFailureWindows("llvm.org/pr24446") # WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows + def test_rw_watchpoint_delete(self): + """Test delete watchpoint and expect not to stop for watchpoint.""" + self.build(dictionary=self.d) + self.setTearDownCleanup(dictionary=self.d) + + exe = os.path.join(os.getcwd(), self.exe_name) + self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) + + # Add a breakpoint to set a watchpoint when stopped on the breakpoint. + lldbutil.run_break_set_by_file_and_line (self, None, self.line, num_expected_locations=1) + + # Run the program. + self.runCmd("run", RUN_SUCCEEDED) + + # We should be stopped again due to the breakpoint. + # The stop reason of the thread should be breakpoint. + self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, + substrs = ['stopped', + 'stop reason = breakpoint']) + + # Now let's set a read_write-type watchpoint for 'global'. + # There should be two watchpoint hits (see main.c). + self.expect("watchpoint set variable -w read_write global", WATCHPOINT_CREATED, + substrs = ['Watchpoint created', 'size = 4', 'type = rw', + '%s:%d' % (self.source, self.decl)]) + + # Delete the watchpoint immediately, but set auto-confirm to true first. + self.runCmd("settings set auto-confirm true") + self.expect("watchpoint delete", + substrs = ['All watchpoints removed.']) + # Restore the original setting of auto-confirm. + self.runCmd("settings clear auto-confirm") + + # Use the '-v' option to do verbose listing of the watchpoint. + self.runCmd("watchpoint list -v") + + self.runCmd("process continue") + + # There should be no more watchpoint hit and the process status should + # be 'exited'. + self.expect("process status", + substrs = ['exited']) + + @expectedFailureAndroid(archs=['arm', 'aarch64']) # Watchpoints not supported + @expectedFailureWindows("llvm.org/pr24446") # WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows + def test_rw_watchpoint_set_ignore_count(self): + """Test watchpoint ignore count and expect to not to stop at all.""" + self.build(dictionary=self.d) + self.setTearDownCleanup(dictionary=self.d) + + exe = os.path.join(os.getcwd(), self.exe_name) + self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) + + # Add a breakpoint to set a watchpoint when stopped on the breakpoint. + lldbutil.run_break_set_by_file_and_line (self, None, self.line, num_expected_locations=1) + + # Run the program. + self.runCmd("run", RUN_SUCCEEDED) + + # We should be stopped again due to the breakpoint. + # The stop reason of the thread should be breakpoint. + self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, + substrs = ['stopped', + 'stop reason = breakpoint']) + + # Now let's set a read_write-type watchpoint for 'global'. + # There should be two watchpoint hits (see main.c). + self.expect("watchpoint set variable -w read_write global", WATCHPOINT_CREATED, + substrs = ['Watchpoint created', 'size = 4', 'type = rw', + '%s:%d' % (self.source, self.decl)]) + + # Set the ignore count of the watchpoint immediately. + self.expect("watchpoint ignore -i 2", + substrs = ['All watchpoints ignored.']) + + # Use the '-v' option to do verbose listing of the watchpoint. + # Expect to find an ignore_count of 2. + self.expect("watchpoint list -v", + substrs = ['hit_count = 0', 'ignore_count = 2']) + + self.runCmd("process continue") + + # There should be no more watchpoint hit and the process status should + # be 'exited'. + self.expect("process status", + substrs = ['exited']) + + # Use the '-v' option to do verbose listing of the watchpoint. + # Expect to find a hit_count of 2 as well. + self.expect("watchpoint list -v", + substrs = ['hit_count = 2', 'ignore_count = 2']) + + @expectedFailureAndroid(archs=['arm', 'aarch64']) # Watchpoints not supported + @expectedFailureWindows("llvm.org/pr24446") # WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows + def test_rw_disable_after_first_stop(self): + """Test read_write watchpoint but disable it after the first stop.""" + self.build(dictionary=self.d) + self.setTearDownCleanup(dictionary=self.d) + + exe = os.path.join(os.getcwd(), self.exe_name) + self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) + + # Add a breakpoint to set a watchpoint when stopped on the breakpoint. + lldbutil.run_break_set_by_file_and_line (self, None, self.line, num_expected_locations=1) + + # Run the program. + self.runCmd("run", RUN_SUCCEEDED) + + # We should be stopped again due to the breakpoint. + # The stop reason of the thread should be breakpoint. + self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, + substrs = ['stopped', + 'stop reason = breakpoint']) + + # Now let's set a read_write-type watchpoint for 'global'. + # There should be two watchpoint hits (see main.c). + self.expect("watchpoint set variable -w read_write global", WATCHPOINT_CREATED, + substrs = ['Watchpoint created', 'size = 4', 'type = rw', + '%s:%d' % (self.source, self.decl)]) + + # Use the '-v' option to do verbose listing of the watchpoint. + # The hit count should be 0 initially. + self.expect("watchpoint list -v", + substrs = ['state = enabled', 'hit_count = 0']) + + self.runCmd("process continue") + + # We should be stopped again due to the watchpoint (read_write type). + # The stop reason of the thread should be watchpoint. + self.expect("thread backtrace", STOPPED_DUE_TO_WATCHPOINT, + substrs = ['stop reason = watchpoint']) + + # Before continuing, we'll disable the watchpoint, which means we won't + # stop again after this. + self.runCmd("watchpoint disable") + + self.expect("watchpoint list -v", + substrs = ['state = disabled', 'hit_count = 1']) + + self.runCmd("process continue") + + # There should be no more watchpoint hit and the process status should + # be 'exited'. + self.expect("process status", + substrs = ['exited']) + + # Use the '-v' option to do verbose listing of the watchpoint. + # The hit count should be 1. + self.expect("watchpoint list -v", + substrs = ['hit_count = 1']) + + @expectedFailureAndroid(archs=['arm', 'aarch64']) # Watchpoints not supported + @expectedFailureWindows("llvm.org/pr24446") # WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows + def test_rw_disable_then_enable(self): + """Test read_write watchpoint, disable initially, then enable it.""" + self.build(dictionary=self.d) + self.setTearDownCleanup(dictionary=self.d) + + exe = os.path.join(os.getcwd(), self.exe_name) + self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) + + # Add a breakpoint to set a watchpoint when stopped on the breakpoint. + lldbutil.run_break_set_by_file_and_line (self, None, self.line, num_expected_locations=1) + lldbutil.run_break_set_by_file_and_line (self, None, self.line2, num_expected_locations=1) + + # Run the program. + self.runCmd("run", RUN_SUCCEEDED) + + # We should be stopped again due to the breakpoint. + # The stop reason of the thread should be breakpoint. + self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, + substrs = ['stopped', + 'stop reason = breakpoint']) + + # Now let's set a read_write-type watchpoint for 'global'. + # There should be two watchpoint hits (see main.c). + self.expect("watchpoint set variable -w read_write global", WATCHPOINT_CREATED, + substrs = ['Watchpoint created', 'size = 4', 'type = rw', + '%s:%d' % (self.source, self.decl)]) + + # Immediately, we disable the watchpoint. We won't be stopping due to a + # watchpoint after this. + self.runCmd("watchpoint disable") + + # Use the '-v' option to do verbose listing of the watchpoint. + # The hit count should be 0 initially. + self.expect("watchpoint list -v", + substrs = ['state = disabled', 'hit_count = 0']) + + self.runCmd("process continue") + + # We should be stopped again due to the breakpoint. + self.expect("thread backtrace", STOPPED_DUE_TO_BREAKPOINT, + substrs = ['stop reason = breakpoint']) + + # Before continuing, we'll enable the watchpoint, which means we will + # stop again after this. + self.runCmd("watchpoint enable") + + self.expect("watchpoint list -v", + substrs = ['state = enabled', 'hit_count = 0']) + + self.runCmd("process continue") + + # We should be stopped again due to the watchpoint (read_write type). + # The stop reason of the thread should be watchpoint. + self.expect("thread backtrace", STOPPED_DUE_TO_WATCHPOINT, + substrs = ['stop reason = watchpoint']) + + self.runCmd("process continue") + + # There should be no more watchpoint hit and the process status should + # be 'exited'. + self.expect("process status", + substrs = ['exited']) + + # Use the '-v' option to do verbose listing of the watchpoint. + # The hit count should be 1. + self.expect("watchpoint list -v", + substrs = ['hit_count = 1']) |