forked from OSchip/llvm-project
405 lines
18 KiB
Python
405 lines
18 KiB
Python
"""
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Test lldb settings command.
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"""
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import os, time
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import unittest2
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import lldb
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from lldbtest import *
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class SettingsCommandTestCase(TestBase):
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mydir = "settings"
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@classmethod
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def classCleanup(cls):
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"""Cleanup the test byproducts."""
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cls.RemoveTempFile("output1.txt")
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cls.RemoveTempFile("output2.txt")
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cls.RemoveTempFile("stderr.txt")
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cls.RemoveTempFile("stdout.txt")
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def test_apropos_should_also_search_settings_description(self):
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"""Test that 'apropos' command should also search descriptions for the settings variables."""
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self.expect("apropos 'environment variable'",
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substrs = ["target.env-vars",
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"environment variables",
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"executable's environment"])
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def test_append_target_env_vars(self):
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"""Test that 'append target.run-args' works."""
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# Append the env-vars.
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self.runCmd('settings append target.env-vars MY_ENV_VAR=YES')
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# And add hooks to restore the settings during tearDown().
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self.addTearDownHook(
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lambda: self.runCmd("settings clear target.env-vars"))
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# Check it immediately!
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self.expect('settings show target.env-vars',
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substrs = ['MY_ENV_VAR=YES'])
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def test_insert_before_and_after_target_run_args(self):
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"""Test that 'insert-before/after target.run-args' works."""
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# Set the run-args first.
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self.runCmd('settings set target.run-args a b c')
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# And add hooks to restore the settings during tearDown().
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self.addTearDownHook(
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lambda: self.runCmd("settings clear target.run-args"))
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# Now insert-before the index-0 element with '__a__'.
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self.runCmd('settings insert-before target.run-args 0 __a__')
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# And insert-after the index-1 element with '__A__'.
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self.runCmd('settings insert-after target.run-args 1 __A__')
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# Check it immediately!
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self.expect('settings show target.run-args',
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substrs = ['target.run-args',
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'[0]: "__a__"',
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'[1]: "a"',
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'[2]: "__A__"',
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'[3]: "b"',
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'[4]: "c"'])
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def test_replace_target_run_args(self):
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"""Test that 'replace target.run-args' works."""
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# Set the run-args and then replace the index-0 element.
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self.runCmd('settings set target.run-args a b c')
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# And add hooks to restore the settings during tearDown().
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self.addTearDownHook(
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lambda: self.runCmd("settings clear target.run-args"))
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# Now replace the index-0 element with 'A', instead.
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self.runCmd('settings replace target.run-args 0 A')
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# Check it immediately!
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self.expect('settings show target.run-args',
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substrs = ['target.run-args (arguments) =',
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'[0]: "A"',
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'[1]: "b"',
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'[2]: "c"'])
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def test_set_prompt(self):
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"""Test that 'set prompt' actually changes the prompt."""
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# Set prompt to 'lldb2'.
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self.runCmd("settings set prompt 'lldb2 '")
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# Immediately test the setting.
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self.expect("settings show prompt", SETTING_MSG("prompt"),
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startstr = 'prompt (string) = "lldb2 "')
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# The overall display should also reflect the new setting.
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self.expect("settings show", SETTING_MSG("prompt"),
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substrs = ['prompt (string) = "lldb2 "'])
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# Use '-r' option to reset to the original default prompt.
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self.runCmd("settings clear prompt")
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def test_set_term_width(self):
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"""Test that 'set term-width' actually changes the term-width."""
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self.runCmd("settings set term-width 70")
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# Immediately test the setting.
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self.expect("settings show term-width", SETTING_MSG("term-width"),
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startstr = "term-width (int) = 70")
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# The overall display should also reflect the new setting.
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self.expect("settings show", SETTING_MSG("term-width"),
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substrs = ["term-width (int) = 70"])
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#rdar://problem/10712130
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def test_set_frame_format(self):
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"""Test that 'set frame-format' with a backtick char in the format string works as well as fullpath."""
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self.buildDefault()
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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def cleanup():
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format_string = "frame #${frame.index}: ${frame.pc}{ ${module.file.basename}{`${function.name}${function.pc-offset}}}{ at ${line.file.basename}:${line.number}}\n"
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self.runCmd("settings set frame-format %s" % format_string, check=False)
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# Execute the cleanup function during test case tear down.
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self.addTearDownHook(cleanup)
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format_string = "frame #${frame.index}: ${frame.pc}{ ${module.file.basename}`${function.name-with-args}{${function.pc-offset}}}{ at ${line.file.fullpath}:${line.number}}\n"
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self.runCmd("settings set frame-format %s" % format_string)
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# Immediately test the setting.
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self.expect("settings show frame-format", SETTING_MSG("frame-format"),
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substrs = [format_string])
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self.runCmd("breakpoint set -n main")
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self.runCmd("run")
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self.expect("thread backtrace",
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substrs = ["`main", os.getcwd()])
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def test_set_auto_confirm(self):
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"""Test that after 'set auto-confirm true', manual confirmation should not kick in."""
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self.buildDefault()
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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self.runCmd("settings set auto-confirm true")
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# Immediately test the setting.
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self.expect("settings show auto-confirm", SETTING_MSG("auto-confirm"),
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startstr = "auto-confirm (boolean) = true")
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# Now 'breakpoint delete' should just work fine without confirmation
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# prompt from the command interpreter.
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self.runCmd("breakpoint set -n main")
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self.expect("breakpoint delete",
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startstr = "All breakpoints removed")
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# Restore the original setting of auto-confirm.
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self.runCmd("settings clear auto-confirm")
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self.expect("settings show auto-confirm", SETTING_MSG("auto-confirm"),
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startstr = "auto-confirm (boolean) = false")
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@unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
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@dsym_test
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def test_run_args_and_env_vars_with_dsym(self):
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"""Test that run-args and env-vars are passed to the launched process."""
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self.buildDsym()
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self.pass_run_args_and_env_vars()
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@dwarf_test
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def test_run_args_and_env_vars_with_dwarf(self):
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"""Test that run-args and env-vars are passed to the launched process."""
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self.buildDwarf()
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self.pass_run_args_and_env_vars()
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def pass_run_args_and_env_vars(self):
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"""Test that run-args and env-vars are passed to the launched process."""
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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# Set the run-args and the env-vars.
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# And add hooks to restore the settings during tearDown().
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self.runCmd('settings set target.run-args A B C')
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self.addTearDownHook(
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lambda: self.runCmd("settings clear target.run-args"))
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self.runCmd('settings set target.env-vars ["MY_ENV_VAR"]=YES')
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self.addTearDownHook(
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lambda: self.runCmd("settings clear target.env-vars"))
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self.runCmd("run", RUN_SUCCEEDED)
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# Read the output file produced by running the program.
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with open('output2.txt', 'r') as f:
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output = f.read()
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self.expect(output, exe=False,
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substrs = ["argv[1] matches",
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"argv[2] matches",
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"argv[3] matches",
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"Environment variable 'MY_ENV_VAR' successfully passed."])
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def test_pass_host_env_vars(self):
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"""Test that the host env vars are passed to the launched process."""
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self.buildDefault()
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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# By default, inherit-env is 'true'.
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self.expect('settings show target.inherit-env', "Default inherit-env is 'true'",
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startstr = "target.inherit-env (boolean) = true")
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# Set some host environment variables now.
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os.environ["MY_HOST_ENV_VAR1"] = "VAR1"
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os.environ["MY_HOST_ENV_VAR2"] = "VAR2"
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# This is the function to unset the two env variables set above.
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def unset_env_variables():
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os.environ.pop("MY_HOST_ENV_VAR1")
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os.environ.pop("MY_HOST_ENV_VAR2")
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self.addTearDownHook(unset_env_variables)
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self.runCmd("run", RUN_SUCCEEDED)
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# Read the output file produced by running the program.
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with open('output1.txt', 'r') as f:
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output = f.read()
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self.expect(output, exe=False,
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substrs = ["The host environment variable 'MY_HOST_ENV_VAR1' successfully passed.",
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"The host environment variable 'MY_HOST_ENV_VAR2' successfully passed."])
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def test_set_error_output_path(self):
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"""Test that setting target.error/output-path for the launched process works."""
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self.buildDefault()
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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# Set the error-path and output-path and verify both are set.
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self.runCmd("settings set target.error-path stderr.txt")
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self.runCmd("settings set target.output-path stdout.txt")
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# And add hooks to restore the original settings during tearDown().
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self.addTearDownHook(
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lambda: self.runCmd("settings clear target.output-path"))
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self.addTearDownHook(
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lambda: self.runCmd("settings clear target.error-path"))
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self.expect("settings show target.error-path",
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SETTING_MSG("target.error-path"),
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startstr = 'target.error-path (file) = "stderr.txt"')
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self.expect("settings show target.output-path",
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SETTING_MSG("target.output-path"),
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startstr = 'target.output-path (file) = "stdout.txt"')
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self.runCmd("run", RUN_SUCCEEDED)
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# The 'stderr.txt' file should now exist.
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self.assertTrue(os.path.isfile("stderr.txt"),
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"'stderr.txt' exists due to target.error-path.")
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# Read the output file produced by running the program.
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with open('stderr.txt', 'r') as f:
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output = f.read()
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self.expect(output, exe=False,
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startstr = "This message should go to standard error.")
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# The 'stdout.txt' file should now exist.
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self.assertTrue(os.path.isfile("stdout.txt"),
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"'stdout.txt' exists due to target.output-path.")
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# Read the output file produced by running the program.
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with open('stdout.txt', 'r') as f:
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output = f.read()
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self.expect(output, exe=False,
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startstr = "This message should go to standard out.")
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def test_print_dictionary_setting(self):
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self.runCmd ("settings clear target.env-vars")
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self.runCmd ("settings set target.env-vars [\"MY_VAR\"]=some-value")
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self.expect ("settings show target.env-vars",
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substrs = [ "MY_VAR=some-value" ])
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self.runCmd ("settings clear target.env-vars")
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def test_print_array_setting(self):
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self.runCmd ("settings clear target.run-args")
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self.runCmd ("settings set target.run-args gobbledy-gook")
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self.expect ("settings show target.run-args",
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substrs = [ '[0]: "gobbledy-gook"' ])
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self.runCmd ("settings clear target.run-args")
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def test_settings_with_quotes (self):
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self.runCmd ("settings clear target.run-args")
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self.runCmd ("settings set target.run-args a b c")
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self.expect ("settings show target.run-args",
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substrs = [ '[0]: "a"',
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'[1]: "b"',
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'[2]: "c"' ])
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self.runCmd ("settings set target.run-args 'a b c'")
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self.expect ("settings show target.run-args",
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substrs = [ '[0]: "a b c"' ])
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self.runCmd ("settings clear target.run-args")
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self.runCmd ("settings clear target.env-vars")
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self.runCmd ('settings set target.env-vars ["MY_FILE"]="this is a file name with spaces.txt"')
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self.expect ("settings show target.env-vars",
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substrs = [ 'MY_FILE=this is a file name with spaces.txt' ])
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self.runCmd ("settings clear target.env-vars")
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def test_settings_with_trailing_whitespace (self):
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# boolean
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self.runCmd ("settings set target.skip-prologue true") # Set to known value
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self.runCmd ("settings set target.skip-prologue false ") # Set to new value with trailing whitespace
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# Make sure the setting was correctly set to "false"
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self.expect ("settings show target.skip-prologue", SETTING_MSG("target.skip-prologue"),
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startstr = "target.skip-prologue (boolean) = false")
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self.runCmd("settings clear target.skip-prologue", check=False)
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# integer
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self.runCmd ("settings set term-width 70") # Set to known value
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self.runCmd ("settings set term-width 60 \t") # Set to new value with trailing whitespaces
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self.expect ("settings show term-width", SETTING_MSG("term-width"),
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startstr = "term-width (int) = 60")
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self.runCmd("settings clear term-width", check=False)
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# string
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self.runCmd ("settings set target.arg0 abc") # Set to known value
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self.runCmd ("settings set target.arg0 cde\t ") # Set to new value with trailing whitespaces
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self.expect ("settings show target.arg0", SETTING_MSG("target.arg0"),
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startstr = 'target.arg0 (string) = "cde"')
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self.runCmd("settings clear target.arg0", check=False)
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# file
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self.runCmd ("settings set target.output-path /bin/ls") # Set to known value
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self.runCmd ("settings set target.output-path /bin/cat ") # Set to new value with trailing whitespaces
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self.expect ("settings show target.output-path", SETTING_MSG("target.output-path"),
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startstr = 'target.output-path (file) = "/bin/cat"')
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self.runCmd("settings clear target.output-path", check=False)
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# enum
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self.runCmd ("settings set stop-disassembly-display never") # Set to known value
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self.runCmd ("settings set stop-disassembly-display always ") # Set to new value with trailing whitespaces
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self.expect ("settings show stop-disassembly-display", SETTING_MSG("stop-disassembly-display"),
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startstr = 'stop-disassembly-display (enum) = always')
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self.runCmd("settings clear stop-disassembly-display", check=False)
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# arguments
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self.runCmd ("settings set target.run-args 1 2 3") # Set to known value
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self.runCmd ("settings set target.run-args 3 4 5 ") # Set to new value with trailing whitespaces
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self.expect ("settings show target.run-args", SETTING_MSG("target.run-args"),
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substrs = [ 'target.run-args (arguments) =',
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'[0]: "3"',
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'[1]: "4"',
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'[2]: "5"' ])
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self.runCmd("settings clear target.run-args", check=False)
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# dictionaries
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self.runCmd ("settings clear target.env-vars") # Set to known value
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self.runCmd ("settings set target.env-vars A=B C=D\t ") # Set to new value with trailing whitespaces
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self.expect ("settings show target.env-vars", SETTING_MSG("target.env-vars"),
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substrs = [ 'target.env-vars (dictionary of strings) =',
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'A=B',
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'C=D'])
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self.runCmd("settings clear target.env-vars", check=False)
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def test_all_settings_exist (self):
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self.expect ("settings show",
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substrs = [ "auto-confirm",
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"frame-format",
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"notify-void",
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"prompt",
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"script-lang",
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"stop-disassembly-count",
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"stop-disassembly-display",
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"stop-line-count-after",
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"stop-line-count-before",
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"term-width",
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"thread-format",
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"use-external-editor",
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"target.default-arch",
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"target.expr-prefix",
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"target.prefer-dynamic-value",
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"target.enable-synthetic-value",
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"target.skip-prologue",
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"target.source-map",
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"target.exec-search-paths",
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"target.max-children-count",
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"target.max-string-summary-length",
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"target.breakpoints-use-platform-avoid-list",
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"target.run-args",
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"target.env-vars",
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"target.inherit-env",
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"target.input-path",
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"target.output-path",
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"target.error-path",
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"target.disable-aslr",
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"target.disable-stdio",
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"target.process.disable-memory-cache",
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"target.process.extra-startup-command",
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"target.process.thread.step-avoid-regexp",
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"target.process.thread.trace-thread"])
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if __name__ == '__main__':
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import atexit
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lldb.SBDebugger.Initialize()
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atexit.register(lambda: lldb.SBDebugger.Terminate())
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unittest2.main()
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