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| """
Test some target commands: create, list, select, variable.
"""
from __future__ import print_function
import os
import stat
import tempfile
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class targetCommandTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line numbers for our breakpoints.
self.line_b = line_number('b.c', '// Set break point at this line.')
self.line_c = line_number('c.c', '// Set break point at this line.')
def buildB(self):
db = {'C_SOURCES': 'b.c', 'EXE': self.getBuildArtifact('b.out')}
self.build(dictionary=db)
self.addTearDownCleanup(dictionary=db)
def buildAll(self):
da = {'C_SOURCES': 'a.c', 'EXE': self.getBuildArtifact('a.out')}
self.build(dictionary=da)
self.addTearDownCleanup(dictionary=da)
self.buildB()
dc = {'C_SOURCES': 'c.c', 'EXE': self.getBuildArtifact('c.out')}
self.build(dictionary=dc)
self.addTearDownCleanup(dictionary=dc)
def test_target_command(self):
"""Test some target commands: create, list, select."""
self.buildAll()
self.do_target_command()
def test_target_variable_command(self):
"""Test 'target variable' command before and after starting the inferior."""
d = {'C_SOURCES': 'globals.c', 'EXE': self.getBuildArtifact('globals')}
self.build(dictionary=d)
self.addTearDownCleanup(dictionary=d)
self.do_target_variable_command('globals')
def test_target_variable_command_no_fail(self):
"""Test 'target variable' command before and after starting the inferior."""
d = {'C_SOURCES': 'globals.c', 'EXE': self.getBuildArtifact('globals')}
self.build(dictionary=d)
self.addTearDownCleanup(dictionary=d)
self.do_target_variable_command_no_fail('globals')
def do_target_command(self):
"""Exercise 'target create', 'target list', 'target select' commands."""
exe_a = self.getBuildArtifact("a.out")
exe_b = self.getBuildArtifact("b.out")
exe_c = self.getBuildArtifact("c.out")
self.runCmd("target list")
output = self.res.GetOutput()
if output.startswith("No targets"):
# We start from index 0.
base = 0
else:
# Find the largest index of the existing list.
import re
pattern = re.compile("target #(\d+):")
for line in reversed(output.split(os.linesep)):
match = pattern.search(line)
if match:
# We will start from (index + 1) ....
base = int(match.group(1), 10) + 1
#print("base is:", base)
break
self.runCmd("target create " + exe_a, CURRENT_EXECUTABLE_SET)
self.runCmd("run", RUN_SUCCEEDED)
self.runCmd("target create " + exe_b, CURRENT_EXECUTABLE_SET)
lldbutil.run_break_set_by_file_and_line(
self, 'b.c', self.line_b, num_expected_locations=1, loc_exact=True)
self.runCmd("run", RUN_SUCCEEDED)
self.runCmd("target create " + exe_c, CURRENT_EXECUTABLE_SET)
lldbutil.run_break_set_by_file_and_line(
self, 'c.c', self.line_c, num_expected_locations=1, loc_exact=True)
self.runCmd("run", RUN_SUCCEEDED)
self.runCmd("target list")
self.runCmd("target select %d" % base)
self.runCmd("thread backtrace")
self.runCmd("target select %d" % (base + 2))
self.expect("thread backtrace", STOPPED_DUE_TO_BREAKPOINT,
substrs=['c.c:%d' % self.line_c,
'stop reason = breakpoint'])
self.runCmd("target select %d" % (base + 1))
self.expect("thread backtrace", STOPPED_DUE_TO_BREAKPOINT,
substrs=['b.c:%d' % self.line_b,
'stop reason = breakpoint'])
self.runCmd("target list")
def do_target_variable_command(self, exe_name):
"""Exercise 'target variable' command before and after starting the inferior."""
self.runCmd("file " + self.getBuildArtifact(exe_name),
CURRENT_EXECUTABLE_SET)
self.expect(
"target variable my_global_char",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
"my_global_char",
"'X'"])
self.expect(
"target variable my_global_str",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
'my_global_str',
'"abc"'])
self.expect(
"target variable my_static_int",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
'my_static_int',
'228'])
self.expect("target variable my_global_str_ptr", matching=False,
substrs=['"abc"'])
self.expect("target variable *my_global_str_ptr", matching=True,
substrs=['"abc"'])
self.expect(
"target variable *my_global_str",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=['a'])
self.runCmd("b main")
self.runCmd("run")
self.expect(
"target variable my_global_str",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
'my_global_str',
'"abc"'])
self.expect(
"target variable my_static_int",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
'my_static_int',
'228'])
self.expect("target variable my_global_str_ptr", matching=False,
substrs=['"abc"'])
self.expect("target variable *my_global_str_ptr", matching=True,
substrs=['"abc"'])
self.expect(
"target variable *my_global_str",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=['a'])
self.expect(
"target variable my_global_char",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
"my_global_char",
"'X'"])
self.runCmd("c")
# rdar://problem/9763907
# 'target variable' command fails if the target program has been run
self.expect(
"target variable my_global_str",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
'my_global_str',
'"abc"'])
self.expect(
"target variable my_static_int",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
'my_static_int',
'228'])
self.expect("target variable my_global_str_ptr", matching=False,
substrs=['"abc"'])
self.expect("target variable *my_global_str_ptr", matching=True,
substrs=['"abc"'])
self.expect(
"target variable *my_global_str",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=['a'])
self.expect(
"target variable my_global_char",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
"my_global_char",
"'X'"])
def do_target_variable_command_no_fail(self, exe_name):
"""Exercise 'target variable' command before and after starting the inferior."""
self.runCmd("file " + self.getBuildArtifact(exe_name),
CURRENT_EXECUTABLE_SET)
self.expect(
"target variable my_global_char",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
"my_global_char",
"'X'"])
self.expect(
"target variable my_global_str",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
'my_global_str',
'"abc"'])
self.expect(
"target variable my_static_int",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
'my_static_int',
'228'])
self.expect("target variable my_global_str_ptr", matching=False,
substrs=['"abc"'])
self.expect("target variable *my_global_str_ptr", matching=True,
substrs=['"abc"'])
self.expect(
"target variable *my_global_str",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=['a'])
self.runCmd("b main")
self.runCmd("run")
# New feature: you don't need to specify the variable(s) to 'target vaiable'.
# It will find all the global and static variables in the current
# compile unit.
self.expect("target variable",
substrs=['my_global_char',
'my_global_str',
'my_global_str_ptr',
'my_static_int'])
self.expect(
"target variable my_global_str",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
'my_global_str',
'"abc"'])
self.expect(
"target variable my_static_int",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
'my_static_int',
'228'])
self.expect("target variable my_global_str_ptr", matching=False,
substrs=['"abc"'])
self.expect("target variable *my_global_str_ptr", matching=True,
substrs=['"abc"'])
self.expect(
"target variable *my_global_str",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=['a'])
self.expect(
"target variable my_global_char",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=[
"my_global_char",
"'X'"])
@no_debug_info_test
def test_target_stop_hook_disable_enable(self):
self.buildB()
self.runCmd("file " + self.getBuildArtifact("b.out"), CURRENT_EXECUTABLE_SET)
self.expect("target stop-hook disable 1", error=True, substrs=['unknown stop hook id: "1"'])
self.expect("target stop-hook disable blub", error=True, substrs=['invalid stop hook id: "blub"'])
self.expect("target stop-hook enable 1", error=True, substrs=['unknown stop hook id: "1"'])
self.expect("target stop-hook enable blub", error=True, substrs=['invalid stop hook id: "blub"'])
@no_debug_info_test
def test_target_stop_hook_delete(self):
self.buildB()
self.runCmd("file " + self.getBuildArtifact("b.out"), CURRENT_EXECUTABLE_SET)
self.expect("target stop-hook delete 1", error=True, substrs=['unknown stop hook id: "1"'])
self.expect("target stop-hook delete blub", error=True, substrs=['invalid stop hook id: "blub"'])
@no_debug_info_test
def test_target_list_args(self):
self.expect("target list blub", error=True,
substrs=["the 'target list' command takes no arguments"])
@no_debug_info_test
def test_target_select_no_index(self):
self.expect("target select", error=True,
substrs=["'target select' takes a single argument: a target index"])
@no_debug_info_test
def test_target_select_invalid_index(self):
self.runCmd("target delete --all")
self.expect("target select 0", error=True,
substrs=["index 0 is out of range since there are no active targets"])
self.buildB()
self.runCmd("file " + self.getBuildArtifact("b.out"), CURRENT_EXECUTABLE_SET)
self.expect("target select 1", error=True,
substrs=["index 1 is out of range, valid target indexes are 0 - 0"])
@no_debug_info_test
def test_target_create_multiple_args(self):
self.expect("target create a b", error=True,
substrs=["'target create' takes exactly one executable path"])
@no_debug_info_test
def test_target_create_nonexistent_core_file(self):
self.expect("target create -c doesntexist", error=True,
substrs=["core file 'doesntexist' doesn't exist"])
# Write only files don't seem to be supported on Windows.
@skipIfWindows
@no_debug_info_test
def test_target_create_unreadable_core_file(self):
tf = tempfile.NamedTemporaryFile()
os.chmod(tf.name, stat.S_IWRITE)
self.expect("target create -c '" + tf.name + "'", error=True,
substrs=["core file '", "' is not readable"])
@no_debug_info_test
def test_target_create_nonexistent_sym_file(self):
self.expect("target create -s doesntexist doesntexisteither", error=True,
substrs=["invalid symbol file path 'doesntexist'"])
@skipIfWindows
@no_debug_info_test
def test_target_create_invalid_core_file(self):
invalid_core_path = os.path.join(self.getSourceDir(), "invalid_core_file")
self.expect("target create -c '" + invalid_core_path + "'", error=True,
substrs=["Unable to find process plug-in for core file '"])
# Write only files don't seem to be supported on Windows.
@skipIfWindows
@no_debug_info_test
def test_target_create_unreadable_sym_file(self):
tf = tempfile.NamedTemporaryFile()
os.chmod(tf.name, stat.S_IWRITE)
self.expect("target create -s '" + tf.name + "' no_exe", error=True,
substrs=["symbol file '", "' is not readable"])
@no_debug_info_test
def test_target_delete_all(self):
self.buildAll()
self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
self.runCmd("file " + self.getBuildArtifact("b.out"), CURRENT_EXECUTABLE_SET)
self.expect("target delete --all")
self.expect("target list", substrs=["No targets."])
@no_debug_info_test
def test_target_delete_by_index(self):
self.buildAll()
self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
self.runCmd("file " + self.getBuildArtifact("b.out"), CURRENT_EXECUTABLE_SET)
self.runCmd("file " + self.getBuildArtifact("c.out"), CURRENT_EXECUTABLE_SET)
self.expect("target delete 3", error=True,
substrs=["target index 3 is out of range, valid target indexes are 0 - 2"])
self.runCmd("target delete 1")
self.expect("target list", matching=False, substrs=["b.out"])
self.runCmd("target delete 1")
self.expect("target list", matching=False, substrs=["c.out"])
self.expect("target delete 1", error=True,
substrs=["target index 1 is out of range, the only valid index is 0"])
self.runCmd("target delete 0")
self.expect("target list", matching=False, substrs=["a.out"])
self.expect("target delete 0", error=True, substrs=["no targets to delete"])
self.expect("target delete 1", error=True, substrs=["no targets to delete"])
@no_debug_info_test
def test_target_delete_by_index_multiple(self):
self.buildAll()
self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
self.runCmd("file " + self.getBuildArtifact("b.out"), CURRENT_EXECUTABLE_SET)
self.runCmd("file " + self.getBuildArtifact("c.out"), CURRENT_EXECUTABLE_SET)
self.expect("target delete 0 1 2 3", error=True,
substrs=["target index 3 is out of range, valid target indexes are 0 - 2"])
self.expect("target list", substrs=["a.out", "b.out", "c.out"])
self.runCmd("target delete 0 1 2")
self.expect("target list", matching=False, substrs=["a.out", "c.out"])
@no_debug_info_test
def test_target_delete_selected(self):
self.buildAll()
self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
self.runCmd("file " + self.getBuildArtifact("b.out"), CURRENT_EXECUTABLE_SET)
self.runCmd("file " + self.getBuildArtifact("c.out"), CURRENT_EXECUTABLE_SET)
self.runCmd("target select 1")
self.runCmd("target delete")
self.expect("target list", matching=False, substrs=["b.out"])
self.runCmd("target delete")
self.runCmd("target delete")
self.expect("target list", substrs=["No targets."])
self.expect("target delete", error=True, substrs=["no target is currently selected"])
@no_debug_info_test
def test_target_modules_search_paths_clear(self):
self.buildB()
self.runCmd("file " + self.getBuildArtifact("b.out"), CURRENT_EXECUTABLE_SET)
self.runCmd("target modules search-paths add foo bar")
self.runCmd("target modules search-paths add foz baz")
self.runCmd("target modules search-paths clear")
self.expect("target list", matching=False, substrs=["bar", "baz"])
@no_debug_info_test
def test_target_modules_search_paths_query(self):
self.buildB()
self.runCmd("file " + self.getBuildArtifact("b.out"), CURRENT_EXECUTABLE_SET)
self.runCmd("target modules search-paths add foo bar")
self.expect("target modules search-paths query foo", substrs=["bar"])
# Query something that doesn't exist.
self.expect("target modules search-paths query faz", substrs=["faz"])
# Invalid arguments.
self.expect("target modules search-paths query faz baz", error=True,
substrs=["query requires one argument"])
|