zfs_autobackup/tests/test_cmdpipe.py
Edwin Eefting 98c55e2aa8 test fix
2021-05-26 18:07:17 +02:00

124 lines
5.2 KiB
Python

from basetest import *
from zfs_autobackup.CmdPipe import CmdPipe,CmdItem
class TestCmdPipe(unittest2.TestCase):
def test_single(self):
"""single process stdout and stderr"""
p=CmdPipe(readonly=False, inp=None)
err=[]
out=[]
p.add(CmdItem(["ls", "-d", "/", "/", "/nonexistent"], stderr_handler=lambda line: err.append(line), exit_handler=lambda exit_code: self.assertEqual(exit_code,2)))
executed=p.execute(stdout_handler=lambda line: out.append(line))
self.assertEqual(err, ["ls: cannot access '/nonexistent': No such file or directory"])
self.assertEqual(out, ["/","/"])
self.assertIsNone(executed)
def test_input(self):
"""test stdinput"""
p=CmdPipe(readonly=False, inp="test")
err=[]
out=[]
p.add(CmdItem(["cat"], stderr_handler=lambda line: err.append(line), exit_handler=lambda exit_code: self.assertEqual(exit_code,0)))
executed=p.execute(stdout_handler=lambda line: out.append(line))
self.assertEqual(err, [])
self.assertEqual(out, ["test"])
self.assertIsNone(executed)
def test_pipe(self):
"""test piped"""
p=CmdPipe(readonly=False)
err1=[]
err2=[]
err3=[]
out=[]
p.add(CmdItem(["echo", "test"], stderr_handler=lambda line: err1.append(line), exit_handler=lambda exit_code: self.assertEqual(exit_code,0)))
p.add(CmdItem(["tr", "e", "E"], stderr_handler=lambda line: err2.append(line), exit_handler=lambda exit_code: self.assertEqual(exit_code,0)))
p.add(CmdItem(["tr", "t", "T"], stderr_handler=lambda line: err3.append(line), exit_handler=lambda exit_code: self.assertEqual(exit_code,0)))
executed=p.execute(stdout_handler=lambda line: out.append(line))
self.assertEqual(err1, [])
self.assertEqual(err2, [])
self.assertEqual(err3, [])
self.assertEqual(out, ["TEsT"])
self.assertIsNone(executed)
#test str representation as well
self.assertEqual(str(p), "(echo test) | (tr e E) | (tr t T)")
def test_pipeerrors(self):
"""test piped stderrs """
p=CmdPipe(readonly=False)
err1=[]
err2=[]
err3=[]
out=[]
p.add(CmdItem(["ls", "/nonexistent1"], stderr_handler=lambda line: err1.append(line), exit_handler=lambda exit_code: self.assertEqual(exit_code,2)))
p.add(CmdItem(["ls", "/nonexistent2"], stderr_handler=lambda line: err2.append(line), exit_handler=lambda exit_code: self.assertEqual(exit_code,2)))
p.add(CmdItem(["ls", "/nonexistent3"], stderr_handler=lambda line: err3.append(line), exit_handler=lambda exit_code: self.assertEqual(exit_code,2)))
executed=p.execute(stdout_handler=lambda line: out.append(line))
self.assertEqual(err1, ["ls: cannot access '/nonexistent1': No such file or directory"])
self.assertEqual(err2, ["ls: cannot access '/nonexistent2': No such file or directory"])
self.assertEqual(err3, ["ls: cannot access '/nonexistent3': No such file or directory"])
self.assertEqual(out, [])
self.assertIsNone(executed)
def test_exitcode(self):
"""test piped exitcodes """
p=CmdPipe(readonly=False)
err1=[]
err2=[]
err3=[]
out=[]
p.add(CmdItem(["bash", "-c", "exit 1"], stderr_handler=lambda line: err1.append(line), exit_handler=lambda exit_code: self.assertEqual(exit_code,1)))
p.add(CmdItem(["bash", "-c", "exit 2"], stderr_handler=lambda line: err2.append(line), exit_handler=lambda exit_code: self.assertEqual(exit_code,2)))
p.add(CmdItem(["bash", "-c", "exit 3"], stderr_handler=lambda line: err3.append(line), exit_handler=lambda exit_code: self.assertEqual(exit_code,3)))
executed=p.execute(stdout_handler=lambda line: out.append(line))
self.assertEqual(err1, [])
self.assertEqual(err2, [])
self.assertEqual(err3, [])
self.assertEqual(out, [])
self.assertIsNone(executed)
def test_readonly_execute(self):
"""everything readonly, just should execute"""
p=CmdPipe(readonly=True)
err1=[]
err2=[]
out=[]
def true_exit(exit_code):
return True
p.add(CmdItem(["echo", "test1"], stderr_handler=lambda line: err1.append(line), exit_handler=true_exit, readonly=True))
p.add(CmdItem(["echo", "test2"], stderr_handler=lambda line: err2.append(line), exit_handler=true_exit, readonly=True))
executed=p.execute(stdout_handler=lambda line: out.append(line))
self.assertEqual(err1, [])
self.assertEqual(err2, [])
self.assertEqual(out, ["test2"])
self.assertTrue(executed)
def test_readonly_skip(self):
"""one command not readonly, skip"""
p=CmdPipe(readonly=True)
err1=[]
err2=[]
out=[]
p.add(CmdItem(["echo", "test1"], stderr_handler=lambda line: err1.append(line), readonly=False))
p.add(CmdItem(["echo", "test2"], stderr_handler=lambda line: err2.append(line), readonly=True))
executed=p.execute(stdout_handler=lambda line: out.append(line))
self.assertEqual(err1, [])
self.assertEqual(err2, [])
self.assertEqual(out, [])
self.assertTrue(executed)