202 lines
6.9 KiB
Python
202 lines
6.9 KiB
Python
"""
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Test lldb process launch flags.
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"""
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from __future__ import print_function
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import os, time
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import lldb
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from lldbsuite.test.lldbtest import *
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class ProcessLaunchTestCase(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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def setUp(self):
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# Call super's setUp().
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TestBase.setUp(self)
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# disable "There is a running process, kill it and restart?" prompt
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self.runCmd("settings set auto-confirm true")
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self.addTearDownHook(lambda: self.runCmd("settings clear auto-confirm"))
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@not_remote_testsuite_ready
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def test_io (self):
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"""Test that process launch I/O redirection flags work properly."""
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self.build ()
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exe = os.path.join (os.getcwd(), "a.out")
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self.expect("file " + exe,
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patterns = [ "Current executable set to .*a.out" ])
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in_file = "input-file.txt"
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out_file = "output-test.out"
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err_file = "output-test.err"
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# Make sure the output files do not exist before launching the process
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try:
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os.remove (out_file)
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except OSError:
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pass
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try:
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os.remove (err_file)
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except OSError:
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pass
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launch_command = "process launch -i " + in_file + " -o " + out_file + " -e " + err_file
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if lldb.remote_platform:
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self.runCmd('platform put-file "{local}" "{remote}"'.format(
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local=in_file, remote=in_file))
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self.expect (launch_command,
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patterns = [ "Process .* launched: .*a.out" ])
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if lldb.remote_platform:
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self.runCmd('platform get-file "{remote}" "{local}"'.format(
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remote=out_file, local=out_file))
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self.runCmd('platform get-file "{remote}" "{local}"'.format(
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remote=err_file, local=err_file))
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success = True
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err_msg = ""
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# Check to see if the 'stdout' file was created
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try:
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out_f = open (out_file)
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except IOError:
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success = False
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err_msg = err_msg + " ERROR: stdout file was not created.\n"
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else:
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# Check to see if the 'stdout' file contains the right output
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line = out_f.readline ();
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if line != "This should go to stdout.\n":
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success = False
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err_msg = err_msg + " ERROR: stdout file does not contain correct output.\n"
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out_f.close();
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# Try to delete the 'stdout' file
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try:
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os.remove (out_file)
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except OSError:
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pass
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# Check to see if the 'stderr' file was created
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try:
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err_f = open (err_file)
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except IOError:
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success = False
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err_msg = err_msg + " ERROR: stderr file was not created.\n"
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else:
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# Check to see if the 'stderr' file contains the right output
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line = err_f.readline ()
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if line != "This should go to stderr.\n":
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success = False
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err_msg = err_msg + " ERROR: stderr file does not contain correct output.\n\
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"
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err_f.close()
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# Try to delete the 'stderr' file
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try:
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os.remove (err_file)
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except OSError:
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pass
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if not success:
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self.fail (err_msg)
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# rdar://problem/9056462
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# The process launch flag '-w' for setting the current working directory not working?
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@not_remote_testsuite_ready
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@expectedFailureLinux("llvm.org/pr20265")
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def test_set_working_dir (self):
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"""Test that '-w dir' sets the working dir when running the inferior."""
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d = {'CXX_SOURCES' : 'print_cwd.cpp'}
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self.build(dictionary=d)
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self.setTearDownCleanup(d)
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exe = os.path.join (os.getcwd(), "a.out")
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self.runCmd("file " + exe)
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mywd = 'my_working_dir'
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out_file_name = "my_working_dir_test.out"
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err_file_name = "my_working_dir_test.err"
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my_working_dir_path = os.path.join(os.getcwd(), mywd)
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out_file_path = os.path.join(my_working_dir_path, out_file_name)
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err_file_path = os.path.join(my_working_dir_path, err_file_name)
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# Make sure the output files do not exist before launching the process
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try:
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os.remove (out_file_path)
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os.remove (err_file_path)
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except OSError:
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pass
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# Check that we get an error when we have a nonexisting path
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launch_command = "process launch -w %s -o %s -e %s" % (my_working_dir_path + 'z',
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out_file_path,
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err_file_path)
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self.expect(launch_command, error=True,
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patterns = ["error:.* No such file or directory: %sz" % my_working_dir_path])
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# Really launch the process
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launch_command = "process launch -w %s -o %s -e %s" % (my_working_dir_path,
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out_file_path,
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err_file_path)
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self.expect(launch_command,
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patterns = [ "Process .* launched: .*a.out" ])
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success = True
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err_msg = ""
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# Check to see if the 'stdout' file was created
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try:
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out_f = open(out_file_path)
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except IOError:
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success = False
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err_msg = err_msg + "ERROR: stdout file was not created.\n"
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else:
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# Check to see if the 'stdout' file contains the right output
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line = out_f.readline();
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if self.TraceOn():
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print("line:", line)
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if not re.search(mywd, line):
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success = False
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err_msg = err_msg + "The current working directory was not set correctly.\n"
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out_f.close();
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# Try to delete the 'stdout' and 'stderr' files
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try:
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os.remove(out_file_path)
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os.remove(err_file_path)
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pass
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except OSError:
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pass
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if not success:
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self.fail(err_msg)
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def test_environment_with_special_char (self):
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"""Test that environment variables containing '*' and '}' are communicated correctly to the lldb-server."""
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d = {'CXX_SOURCES' : 'print_env.cpp'}
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self.build(dictionary=d)
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self.setTearDownCleanup(d)
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exe = os.path.join (os.getcwd(), "a.out")
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evil_var = 'INIT*MIDDLE}TAIL'
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target = self.dbg.CreateTarget(exe)
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process = target.LaunchSimple(None, ['EVIL=' + evil_var], self.get_process_working_directory())
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self.assertEqual(process.GetState(), lldb.eStateExited, PROCESS_EXITED)
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out = process.GetSTDOUT(len(evil_var))[:len(evil_var)]
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if out != evil_var:
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self.fail('The environment variable was mis-coded: %s\n' % repr(out))
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newline = process.GetSTDOUT(1)[0]
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if newline != '\r' and newline != '\n':
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self.fail('Garbage at end of environment variable')
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