diff options
Diffstat (limited to 'packages/Python/lldbsuite/test/functionalities/breakpoint/breakpoint_command/TestBreakpointCommand.py')
| -rw-r--r-- | packages/Python/lldbsuite/test/functionalities/breakpoint/breakpoint_command/TestBreakpointCommand.py | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/functionalities/breakpoint/breakpoint_command/TestBreakpointCommand.py b/packages/Python/lldbsuite/test/functionalities/breakpoint/breakpoint_command/TestBreakpointCommand.py new file mode 100644 index 000000000000..8cf7539432ba --- /dev/null +++ b/packages/Python/lldbsuite/test/functionalities/breakpoint/breakpoint_command/TestBreakpointCommand.py @@ -0,0 +1,206 @@ +""" +Test lldb breakpoint command add/list/delete. +""" + +from __future__ import print_function + + + +import os, time +import lldb +from lldbsuite.test.lldbtest import * +import lldbsuite.test.lldbutil as lldbutil + +class BreakpointCommandTestCase(TestBase): + + mydir = TestBase.compute_mydir(__file__) + + @classmethod + def classCleanup(cls): + """Cleanup the test byproduct of breakpoint_command_sequence(self).""" + cls.RemoveTempFile("output.txt") + cls.RemoveTempFile("output2.txt") + + @expectedFailureWindows("llvm.org/pr24528") + def test(self): + """Test a sequence of breakpoint command add, list, and delete.""" + self.build() + self.breakpoint_command_sequence() + self.breakpoint_command_script_parameters () + + 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.') + # disable "There is a running process, kill it and restart?" prompt + self.runCmd("settings set auto-confirm true") + self.addTearDownHook(lambda: self.runCmd("settings clear auto-confirm")) + + def breakpoint_command_sequence(self): + """Test a sequence of breakpoint command add, list, and delete.""" + exe = os.path.join(os.getcwd(), "a.out") + self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) + + # Add three breakpoints on the same line. The first time we don't specify the file, + # since the default file is the one containing main: + lldbutil.run_break_set_by_file_and_line (self, None, self.line, num_expected_locations=1, loc_exact=True) + lldbutil.run_break_set_by_file_and_line (self, "main.c", self.line, num_expected_locations=1, loc_exact=True) + lldbutil.run_break_set_by_file_and_line (self, "main.c", self.line, num_expected_locations=1, loc_exact=True) + # Breakpoint 4 - set at the same location as breakpoint 1 to test setting breakpoint commands on two breakpoints at a time + lldbutil.run_break_set_by_file_and_line (self, None, self.line, num_expected_locations=1, loc_exact=True) + + # Now add callbacks for the breakpoints just created. + self.runCmd("breakpoint command add -s command -o 'frame variable --show-types --scope' 1 4") + self.runCmd("breakpoint command add -s python -o 'here = open(\"output.txt\", \"w\"); here.write(\"lldb\\n\"); here.close()' 2") + self.runCmd("breakpoint command add --python-function bktptcmd.function 3") + + # Check that the breakpoint commands are correctly set. + + # The breakpoint list now only contains breakpoint 1. + self.expect("breakpoint list", "Breakpoints 1 & 2 created", + substrs = ["2: file = 'main.c', line = %d, exact_match = 0, locations = 1" % self.line], + patterns = ["1: file = '.*main.c', line = %d, exact_match = 0, locations = 1" % self.line] ) + + self.expect("breakpoint list -f", "Breakpoints 1 & 2 created", + substrs = ["2: file = 'main.c', line = %d, exact_match = 0, locations = 1" % self.line], + patterns = ["1: file = '.*main.c', line = %d, exact_match = 0, locations = 1" % self.line, + "1.1: .+at main.c:%d, .+unresolved, hit count = 0" % self.line, + "2.1: .+at main.c:%d, .+unresolved, hit count = 0" % self.line]) + + self.expect("breakpoint command list 1", "Breakpoint 1 command ok", + substrs = ["Breakpoint commands:", + "frame variable --show-types --scope"]) + self.expect("breakpoint command list 2", "Breakpoint 2 command ok", + substrs = ["Breakpoint commands:", + "here = open", + "here.write", + "here.close()"]) + self.expect("breakpoint command list 3", "Breakpoint 3 command ok", + substrs = ["Breakpoint commands:", + "bktptcmd.function(frame, bp_loc, internal_dict)"]) + + self.expect("breakpoint command list 4", "Breakpoint 4 command ok", + substrs = ["Breakpoint commands:", + "frame variable --show-types --scope"]) + + self.runCmd("breakpoint delete 4") + + self.runCmd("command script import --allow-reload ./bktptcmd.py") + + # Next lets try some other breakpoint kinds. First break with a regular expression + # and then specify only one file. The first time we should get two locations, + # the second time only one: + + lldbutil.run_break_set_by_regexp (self, r"._MyFunction", num_expected_locations=2) + + lldbutil.run_break_set_by_regexp (self, r"._MyFunction", extra_options="-f a.c", num_expected_locations=1) + + lldbutil.run_break_set_by_regexp (self, r"._MyFunction", extra_options="-f a.c -f b.c", num_expected_locations=2) + + # Now try a source regex breakpoint: + lldbutil.run_break_set_by_source_regexp (self, r"is about to return [12]0", extra_options="-f a.c -f b.c", num_expected_locations=2) + + lldbutil.run_break_set_by_source_regexp (self, r"is about to return [12]0", extra_options="-f a.c", num_expected_locations=1) + + # Run the program. Remove 'output.txt' if it exists. + self.RemoveTempFile("output.txt") + self.RemoveTempFile("output2.txt") + self.runCmd("run", RUN_SUCCEEDED) + + # Check that the file 'output.txt' exists and contains the string "lldb". + + # The 'output.txt' file should now exist. + self.assertTrue(os.path.isfile("output.txt"), + "'output.txt' exists due to breakpoint command for breakpoint 2.") + self.assertTrue(os.path.isfile("output2.txt"), + "'output2.txt' exists due to breakpoint command for breakpoint 3.") + + # Read the output file produced by running the program. + with open('output.txt', 'r') as f: + output = f.read() + + self.expect(output, "File 'output.txt' and the content matches", exe=False, + startstr = "lldb") + + with open('output2.txt', 'r') as f: + output = f.read() + + self.expect(output, "File 'output2.txt' and the content matches", exe=False, + startstr = "lldb") + + + # Finish the program. + self.runCmd("process continue") + + # Remove the breakpoint command associated with breakpoint 1. + self.runCmd("breakpoint command delete 1") + + # Remove breakpoint 2. + self.runCmd("breakpoint delete 2") + + self.expect("breakpoint command list 1", + startstr = "Breakpoint 1 does not have an associated command.") + self.expect("breakpoint command list 2", error=True, + startstr = "error: '2' is not a currently valid breakpoint id.") + + # The breakpoint list now only contains breakpoint 1. + self.expect("breakpoint list -f", "Breakpoint 1 exists", + patterns = ["1: file = '.*main.c', line = %d, exact_match = 0, locations = 1, resolved = 1" % + self.line, + "hit count = 1"]) + + # Not breakpoint 2. + self.expect("breakpoint list -f", "No more breakpoint 2", matching=False, + substrs = ["2: file = 'main.c', line = %d, exact_match = 0, locations = 1, resolved = 1" % + self.line]) + + # Run the program again, with breakpoint 1 remaining. + self.runCmd("run", RUN_SUCCEEDED) + + # We should be stopped again due to breakpoint 1. + + # 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 2. + self.expect("breakpoint list -f", BREAKPOINT_HIT_TWICE, + substrs = ['resolved, hit count = 2']) + + def breakpoint_command_script_parameters (self): + """Test that the frame and breakpoint location are being properly passed to the script breakpoint command function.""" + exe = os.path.join(os.getcwd(), "a.out") + self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) + + # Add a breakpoint. + lldbutil.run_break_set_by_file_and_line (self, "main.c", self.line, num_expected_locations=1, loc_exact=True) + + # Now add callbacks for the breakpoints just created. + self.runCmd("breakpoint command add -s python -o 'here = open(\"output-2.txt\", \"w\"); here.write(str(frame) + \"\\n\"); here.write(str(bp_loc) + \"\\n\"); here.close()' 1") + + # Remove 'output-2.txt' if it already exists. + + if (os.path.exists('output-2.txt')): + os.remove ('output-2.txt') + + # Run program, hit breakpoint, and hopefully write out new version of 'output-2.txt' + self.runCmd ("run", RUN_SUCCEEDED) + + # Check that the file 'output.txt' exists and contains the string "lldb". + + # The 'output-2.txt' file should now exist. + self.assertTrue(os.path.isfile("output-2.txt"), + "'output-2.txt' exists due to breakpoint command for breakpoint 1.") + + # Read the output file produced by running the program. + with open('output-2.txt', 'r') as f: + output = f.read() + + self.expect (output, "File 'output-2.txt' and the content matches", exe=False, + startstr = "frame #0:", + patterns = ["1.* where = .*main .* resolved, hit count = 1" ]) + + # Now remove 'output-2.txt' + os.remove ('output-2.txt') |