| """ |
| Test the lldb command line completion mechanism. |
| """ |
| |
| import os |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| |
| class CommandLineCompletionTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @classmethod |
| def classCleanup(cls): |
| """Cleanup the test byproducts.""" |
| try: |
| os.remove("child_send.txt") |
| os.remove("child_read.txt") |
| except: |
| pass |
| |
| def test_at(self): |
| """Test that 'at' completes to 'attach '.""" |
| self.complete_from_to('at', 'attach ') |
| |
| def test_de(self): |
| """Test that 'de' completes to 'detach '.""" |
| self.complete_from_to('de', 'detach ') |
| |
| def test_process_attach_dash_dash_con(self): |
| """Test that 'process attach --con' completes to 'process attach --continue '.""" |
| self.complete_from_to('process attach --con', 'process attach --continue ') |
| |
| # <rdar://problem/11052829> |
| def test_infinite_loop_while_completing(self): |
| """Test that 'process print hello\' completes to itself and does not infinite loop.""" |
| self.complete_from_to('process print hello\\', 'process print hello\\', |
| turn_off_re_match=True) |
| |
| def test_watchpoint_command_dash_w_space(self): |
| """Test that 'watchpoint command' completes to ['Available completions:', 'add', 'delete', 'list'].""" |
| self.complete_from_to('watchpoint command', ['Available completions:', 'add', 'delete', 'list']) |
| |
| def test_watchpoint_set_variable_dash_w(self): |
| """Test that 'watchpoint set variable -w' completes to 'watchpoint set variable -w '.""" |
| self.complete_from_to('watchpoint set variable -w', 'watchpoint set variable -w ') |
| |
| def test_watchpoint_set_variable_dash_w_space(self): |
| """Test that 'watchpoint set variable -w ' completes to ['Available completions:', 'read', 'write', 'read_write'].""" |
| self.complete_from_to('watchpoint set variable -w ', ['Available completions:', 'read', 'write', 'read_write']) |
| |
| def test_watchpoint_set_ex(self): |
| """Test that 'watchpoint set ex' completes to 'watchpoint set expression '.""" |
| self.complete_from_to('watchpoint set ex', 'watchpoint set expression ') |
| |
| def test_watchpoint_set_var(self): |
| """Test that 'watchpoint set var' completes to 'watchpoint set variable '.""" |
| self.complete_from_to('watchpoint set var', 'watchpoint set variable ') |
| |
| def test_watchpoint_set_variable_dash_w_read_underbar(self): |
| """Test that 'watchpoint set variable -w read_' completes to 'watchpoint set variable -w read_write'.""" |
| self.complete_from_to('watchpoint set variable -w read_', 'watchpoint set variable -w read_write') |
| |
| def test_help_fi(self): |
| """Test that 'help fi' completes to ['Available completions:', 'file', 'finish'].""" |
| self.complete_from_to('help fi', ['Available completions:', 'file', 'finish']) |
| |
| def test_help_watchpoint_s(self): |
| """Test that 'help watchpoint s' completes to 'help watchpoint set '.""" |
| self.complete_from_to('help watchpoint s', 'help watchpoint set ') |
| |
| def test_settings_append_target_er(self): |
| """Test that 'settings append target.er' completes to 'settings append target.error-path'.""" |
| self.complete_from_to('settings append target.er', 'settings append target.error-path') |
| |
| def test_settings_insert_after_target_en(self): |
| """Test that 'settings insert-after target.env' completes to 'settings insert-after target.env-vars'.""" |
| self.complete_from_to('settings insert-after target.env', 'settings insert-after target.env-vars') |
| |
| def test_settings_insert_before_target_en(self): |
| """Test that 'settings insert-before target.env' completes to 'settings insert-before target.env-vars'.""" |
| self.complete_from_to('settings insert-before target.env', 'settings insert-before target.env-vars') |
| |
| def test_settings_replace_target_ru(self): |
| """Test that 'settings replace target.ru' completes to 'settings replace target.run-args'.""" |
| self.complete_from_to('settings replace target.ru', 'settings replace target.run-args') |
| |
| def test_settings_s(self): |
| """Test that 'settings s' completes to ['Available completions:', 'set', 'show'].""" |
| self.complete_from_to('settings s', ['Available completions:', 'set', 'show']) |
| |
| def test_settings_set_th(self): |
| """Test that 'settings set th' completes to 'settings set thread-format'.""" |
| self.complete_from_to('settings set th', 'settings set thread-format') |
| |
| def test_settings_s_dash(self): |
| """Test that 'settings set -' completes to 'settings set -g'.""" |
| self.complete_from_to('settings set -', 'settings set -g') |
| |
| def test_settings_clear_th(self): |
| """Test that 'settings clear th' completes to 'settings clear thread-format'.""" |
| self.complete_from_to('settings clear th', 'settings clear thread-format') |
| |
| def test_settings_set_ta(self): |
| """Test that 'settings set ta' completes to 'settings set target.'.""" |
| self.complete_from_to('settings set ta', 'settings set target.') |
| |
| def test_settings_set_target_exec(self): |
| """Test that 'settings set target.exec' completes to 'settings set target.exec-search-paths '.""" |
| self.complete_from_to('settings set target.exec', 'settings set target.exec-search-paths') |
| |
| def test_settings_set_target_pr(self): |
| """Test that 'settings set target.pr' completes to ['Available completions:', |
| 'target.prefer-dynamic-value', 'target.process.'].""" |
| self.complete_from_to('settings set target.pr', |
| ['Available completions:', |
| 'target.prefer-dynamic-value', |
| 'target.process.']) |
| |
| def test_settings_set_target_process(self): |
| """Test that 'settings set target.process' completes to 'settings set target.process.'.""" |
| self.complete_from_to('settings set target.process', 'settings set target.process.') |
| |
| def test_settings_set_target_process_dot(self): |
| """Test that 'settings set target.process.t' completes to 'settings set target.process.thread.'.""" |
| self.complete_from_to('settings set target.process.t', 'settings set target.process.thread.') |
| |
| def test_settings_set_target_process_thread_dot(self): |
| """Test that 'settings set target.process.thread.' completes to ['Available completions:', |
| 'target.process.thread.step-avoid-regexp', 'target.process.thread.trace-thread'].""" |
| self.complete_from_to('settings set target.process.thread.', |
| ['Available completions:', |
| 'target.process.thread.step-avoid-regexp', |
| 'target.process.thread.trace-thread']) |
| |
| def test_target_space(self): |
| """Test that 'target ' completes to ['Available completions:', 'create', 'delete', 'list', |
| 'modules', 'select', 'stop-hook', 'variable'].""" |
| self.complete_from_to('target ', |
| ['Available completions:', 'create', 'delete', 'list', |
| 'modules', 'select', 'stop-hook', 'variable']) |
| |
| def test_target_create_dash_co(self): |
| """Test that 'target create --co' completes to 'target variable --core '.""" |
| self.complete_from_to('target create --co', 'target create --core ') |
| |
| def test_target_va(self): |
| """Test that 'target va' completes to 'target variable '.""" |
| self.complete_from_to('target va', 'target variable ') |
| |
| def complete_from_to(self, str_input, patterns, turn_off_re_match=False): |
| """Test that the completion mechanism completes str_input to patterns, |
| where patterns could be a pattern-string or a list of pattern-strings""" |
| import pexpect |
| # Patterns should not be None in order to proceed. |
| self.assertFalse(patterns is None) |
| # And should be either a string or list of strings. Check for list type |
| # below, if not, make a list out of the singleton string. If patterns |
| # is not a string or not a list of strings, there'll be runtime errors |
| # later on. |
| if not isinstance(patterns, list): |
| patterns = [patterns] |
| |
| # The default lldb prompt. |
| prompt = "(lldb) " |
| |
| # So that the child gets torn down after the test. |
| self.child = pexpect.spawn('%s %s' % (self.lldbHere, self.lldbOption)) |
| child = self.child |
| # Turn on logging for input/output to/from the child. |
| with open('child_send.txt', 'w') as f_send: |
| with open('child_read.txt', 'w') as f_read: |
| child.logfile_send = f_send |
| child.logfile_read = f_read |
| |
| child.expect_exact(prompt) |
| child.setecho(True) |
| # Sends str_input and a Tab to invoke the completion machinery. |
| child.send("%s\t" % str_input) |
| child.sendline('') |
| child.expect_exact(prompt) |
| |
| # Now that the necessary logging is done, restore logfile to None to |
| # stop further logging. |
| child.logfile_send = None |
| child.logfile_read = None |
| |
| with open('child_send.txt', 'r') as fs: |
| if self.TraceOn(): |
| print "\n\nContents of child_send.txt:" |
| print fs.read() |
| with open('child_read.txt', 'r') as fr: |
| from_child = fr.read() |
| if self.TraceOn(): |
| print "\n\nContents of child_read.txt:" |
| print from_child |
| |
| # The matching could be verbatim or using generic re pattern. |
| for p in patterns: |
| # Test that str_input completes to our patterns or substrings. |
| # If each pattern/substring matches from_child, the completion mechanism works! |
| if turn_off_re_match: |
| self.expect(from_child, msg=COMPLETION_MSG(str_input, p), exe=False, |
| substrs = [p]) |
| else: |
| self.expect(from_child, msg=COMPLETION_MSG(str_input, p), exe=False, |
| patterns = [p]) |
| |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |
