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"""
Test lldb settings command.
"""
import os, time
import unittest2
import lldb
from lldbtest import *
class SettingsCommandTestCase(TestBase):
mydir = "settings"
@classmethod
def classCleanup(cls):
"""Cleanup the test byproducts."""
system(["/bin/sh", "-c", "rm -f output1.txt"])
system(["/bin/sh", "-c", "rm -f output2.txt"])
system(["/bin/sh", "-c", "rm -f stderr.txt"])
system(["/bin/sh", "-c", "rm -f stdout.txt"])
def test_apropos_should_also_search_settings_description(self):
"""Test that 'apropos' command should also search descriptions for the settings variables."""
self.expect("apropos 'environment variable'",
substrs = ["target.process.env-vars",
"environment variables",
"executable's environment"])
def test_set_prompt(self):
"""Test that 'set prompt' actually changes the prompt."""
# Set prompt to 'lldb2'.
self.runCmd("settings set prompt lldb2")
# Immediately test the setting.
self.expect("settings show prompt", SETTING_MSG("prompt"),
startstr = "prompt (string) = 'lldb2'")
# The overall display should also reflect the new setting.
self.expect("settings show", SETTING_MSG("prompt"),
substrs = ["prompt (string) = 'lldb2'"])
# Use '-r' option to reset to the original default prompt.
self.runCmd("settings set -r prompt")
def test_set_term_width(self):
"""Test that 'set term-width' actually changes the term-width."""
self.runCmd("settings set term-width 70")
# Immediately test the setting.
self.expect("settings show term-width", SETTING_MSG("term-width"),
startstr = "term-width (int) = '70'")
# The overall display should also reflect the new setting.
self.expect("settings show", SETTING_MSG("term-width"),
substrs = ["term-width (int) = '70'"])
def test_set_auto_confirm(self):
"""Test that after 'set auto-confirm true', manual confirmation should not kick in."""
self.buildDefault()
exe = os.path.join(os.getcwd(), "a.out")
self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
self.runCmd("settings set auto-confirm true")
# Immediately test the setting.
self.expect("settings show auto-confirm", SETTING_MSG("auto-confirm"),
startstr = "auto-confirm (boolean) = 'true'")
# Now 'breakpoint delete' should just work fine without confirmation
# prompt from the command interpreter.
self.runCmd("breakpoint set -n main")
self.expect("breakpoint delete",
startstr = "All breakpoints removed")
# Restore the original setting of auto-confirm.
self.runCmd("settings set -r auto-confirm")
self.expect("settings show auto-confirm", SETTING_MSG("auto-confirm"),
startstr = "auto-confirm (boolean) = 'false'")
@unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
def test_run_args_and_env_vars_with_dsym(self):
"""Test that run-args and env-vars are passed to the launched process."""
self.buildDsym()
self.pass_run_args_and_env_vars()
def test_run_args_and_env_vars_with_dwarf(self):
"""Test that run-args and env-vars are passed to the launched process."""
self.buildDwarf()
self.pass_run_args_and_env_vars()
def pass_run_args_and_env_vars(self):
"""Test that run-args and env-vars are passed to the launched process."""
exe = os.path.join(os.getcwd(), "a.out")
self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
# Set the run-args and the env-vars.
# And add hooks to restore the settings during tearDown().
self.runCmd('settings set target.process.run-args A B C')
self.addTearDownHook(
lambda: self.runCmd("settings set -r target.process.run-args"))
self.runCmd('settings set target.process.env-vars ["MY_ENV_VAR"]=YES')
self.addTearDownHook(
lambda: self.runCmd("settings set -r target.process.env-vars"))
self.runCmd("run", RUN_SUCCEEDED)
# Read the output file produced by running the program.
with open('output2.txt', 'r') as f:
output = f.read()
self.expect(output, exe=False,
substrs = ["argv[1] matches",
"argv[2] matches",
"argv[3] matches",
"Environment variable 'MY_ENV_VAR' successfully passed."])
def test_pass_host_env_vars(self):
"""Test that the host env vars are passed to the launched process."""
self.buildDefault()
exe = os.path.join(os.getcwd(), "a.out")
self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
# By default, inherit-env is 'true'.
self.expect('settings show target.process.inherit-env', "Default inherit-env is 'true'",
startstr = "target.process.inherit-env (boolean) = 'true'")
# Set some host environment variables now.
os.environ["MY_HOST_ENV_VAR1"] = "VAR1"
os.environ["MY_HOST_ENV_VAR2"] = "VAR2"
# This is the function to unset the two env variables set above.
def unset_env_variables():
os.environ.pop("MY_HOST_ENV_VAR1")
os.environ.pop("MY_HOST_ENV_VAR2")
self.addTearDownHook(unset_env_variables)
self.runCmd("run", RUN_SUCCEEDED)
# Read the output file produced by running the program.
with open('output1.txt', 'r') as f:
output = f.read()
self.expect(output, exe=False,
substrs = ["The host environment variable 'MY_HOST_ENV_VAR1' successfully passed.",
"The host environment variable 'MY_HOST_ENV_VAR2' successfully passed."])
def test_set_error_output_path(self):
"""Test that setting target.process.error/output-path for the launched process works."""
self.buildDefault()
exe = os.path.join(os.getcwd(), "a.out")
self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
# Set the error-path and output-path and verify both are set.
self.runCmd("settings set target.process.error-path stderr.txt")
self.runCmd("settings set target.process.output-path stdout.txt")
# And add hooks to restore the original settings during tearDown().
self.addTearDownHook(
lambda: self.runCmd("settings set -r target.process.output-path"))
self.addTearDownHook(
lambda: self.runCmd("settings set -r target.process.error-path"))
self.expect("settings show target.process.error-path",
SETTING_MSG("target.process.error-path"),
startstr = "target.process.error-path (string) = 'stderr.txt'")
self.expect("settings show target.process.output-path",
SETTING_MSG("target.process.output-path"),
startstr = "target.process.output-path (string) = 'stdout.txt'")
self.runCmd("run", RUN_SUCCEEDED)
# The 'stderr.txt' file should now exist.
self.assertTrue(os.path.isfile("stderr.txt"),
"'stderr.txt' exists due to target.process.error-path.")
# Read the output file produced by running the program.
with open('stderr.txt', 'r') as f:
output = f.read()
self.expect(output, exe=False,
startstr = "This message should go to standard error.")
# The 'stdout.txt' file should now exist.
self.assertTrue(os.path.isfile("stdout.txt"),
"'stdout.txt' exists due to target.process.output-path.")
# Read the output file produced by running the program.
with open('stdout.txt', 'r') as f:
output = f.read()
self.expect(output, exe=False,
startstr = "This message should go to standard out.")
def test_print_dictionary_setting(self):
self.runCmd ("settings set -r target.process.env-vars")
self.runCmd ("settings set target.process.env-vars [\"MY_VAR\"]=some-value")
self.expect ("settings show target.process.env-vars",
substrs = [ "'MY_VAR=some-value'" ])
self.runCmd ("settings set -r target.process.env-vars")
def test_print_array_setting(self):
self.runCmd ("settings set -r target.process.run-args")
self.runCmd ("settings set target.process.run-args gobbledy-gook")
self.expect ("settings show target.process.run-args",
substrs = [ "[0]: 'gobbledy-gook'" ])
self.runCmd ("settings set -r target.process.run-args")
def test_settings_with_quotes (self):
self.runCmd ("settings set -r target.process.run-args")
self.runCmd ("settings set target.process.run-args a b c")
self.expect ("settings show target.process.run-args",
substrs = [ "[0]: 'a'",
"[1]: 'b'",
"[2]: 'c'" ])
self.runCmd ("settings set target.process.run-args 'a b c'")
self.expect ("settings show target.process.run-args",
substrs = [ "[0]: 'a b c'" ])
self.runCmd ("settings set -r target.process.run-args")
self.runCmd ("settings set -r target.process.env-vars")
self.runCmd ("settings set target.process.env-vars [\"MY_FILE\"]='this is a file name with spaces.txt'")
self.expect ("settings show target.process.env-vars",
substrs = [ "'MY_FILE=this is a file name with spaces.txt'" ])
self.runCmd ("settings set -r target.process.env-vars")
def test_all_settings_exist (self):
self.expect ("settings show",
substrs = [ "frame-format (string) = ",
"prompt (string) = ",
"script-lang (string) = ",
"term-width (int) = ",
"thread-format (string) = ",
"use-external-editor (boolean) = ",
"auto-confirm (boolean) = ",
"target.default-arch (string):",
"target.expr-prefix (string) = ",
"target.process.run-args (array):",
"target.process.env-vars (dictionary):",
"target.process.inherit-env (boolean) = ",
"target.process.input-path (string) = ",
"target.process.output-path (string) = ",
"target.process.error-path (string) = ",
"target.process.plugin (enum):",
"target.process.disable-aslr (boolean) = ",
"target.process.disable-stdio (boolean) = ",
"target.process.thread.step-avoid-regexp (string):",
"target.process.thread.trace-thread (boolean) =" ])
if __name__ == '__main__':
import atexit
lldb.SBDebugger.Initialize()
atexit.register(lambda: lldb.SBDebugger.Terminate())
unittest2.main()
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