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185 lines
6.5 KiB
Python
Executable file
185 lines
6.5 KiB
Python
Executable file
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
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import os
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import pty
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import select
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import subprocess
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import sys
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import time
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import unittest
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from util import build_path, executable_suffix, green_ok, red_failed
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PERMISSIONS_PROMPT_TEST_TS = "tools/permission_prompt_test.ts"
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PROMPT_PATTERN = b'⚠️'
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FIRST_CHECK_FAILED_PATTERN = b'First check failed'
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PERMISSION_DENIED_PATTERN = b'PermissionDenied: permission denied'
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# This function is copied from:
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# https://gist.github.com/hayd/4f46a68fc697ba8888a7b517a414583e
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# https://stackoverflow.com/q/52954248/1240268
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def tty_capture(cmd, bytes_input, timeout=5):
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"""Capture the output of cmd with bytes_input to stdin,
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with stdin, stdout and stderr as TTYs."""
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mo, so = pty.openpty() # provide tty to enable line-buffering
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me, se = pty.openpty()
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mi, si = pty.openpty()
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fdmap = {mo: 'stdout', me: 'stderr', mi: 'stdin'}
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timeout_exact = time.time() + timeout
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p = subprocess.Popen(
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cmd, bufsize=1, stdin=si, stdout=so, stderr=se, close_fds=True)
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os.write(mi, bytes_input)
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select_timeout = .04 #seconds
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res = {'stdout': b'', 'stderr': b''}
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while True:
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ready, _, _ = select.select([mo, me], [], [], select_timeout)
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if ready:
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for fd in ready:
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data = os.read(fd, 512)
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if not data:
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break
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res[fdmap[fd]] += data
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elif p.poll() is not None or time.time(
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) > timeout_exact: # select timed-out
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break # p exited
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for fd in [si, so, se, mi, mo, me]:
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os.close(fd) # can't do it sooner: it leads to errno.EIO error
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p.wait()
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return p.returncode, res['stdout'], res['stderr']
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class TestPrompt(unittest.TestCase):
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def __init__(self, method_name, test_type, deno_exe):
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super(TestPrompt, self).__init__(method_name)
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self.test_type = test_type
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self.deno_exe = deno_exe
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def _run_deno(self, flags, args, bytes_input):
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"Returns (return_code, stdout, stderr)."
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cmd = [self.deno_exe, "run"] + flags + [PERMISSIONS_PROMPT_TEST_TS
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] + args
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return tty_capture(cmd, bytes_input)
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def test_allow_flag(self):
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test_type = self.test_type
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code, stdout, stderr = self._run_deno(
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["--allow-" + test_type], ["needs" + test_type.capitalize()], b'')
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assert code == 0
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assert not PROMPT_PATTERN in stderr
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assert not FIRST_CHECK_FAILED_PATTERN in stdout
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assert not PERMISSION_DENIED_PATTERN in stderr
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def test_yes_yes(self):
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test_type = self.test_type
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code, stdout, stderr = self._run_deno(
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[], ["needs" + test_type.capitalize()], b'y\ny\n')
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assert code == 0
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assert PROMPT_PATTERN in stderr
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assert not FIRST_CHECK_FAILED_PATTERN in stdout
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assert not PERMISSION_DENIED_PATTERN in stderr
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def test_yes_no(self):
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test_type = self.test_type
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code, stdout, stderr = self._run_deno(
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[], ["needs" + test_type.capitalize()], b'y\nn\n')
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assert code == 1
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assert PROMPT_PATTERN in stderr
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assert not FIRST_CHECK_FAILED_PATTERN in stdout
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assert PERMISSION_DENIED_PATTERN in stderr
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def test_no_no(self):
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test_type = self.test_type
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code, stdout, stderr = self._run_deno(
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[], ["needs" + test_type.capitalize()], b'n\nn\n')
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assert code == 1
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assert PROMPT_PATTERN in stderr
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assert FIRST_CHECK_FAILED_PATTERN in stdout
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assert PERMISSION_DENIED_PATTERN in stderr
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def test_no_yes(self):
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test_type = self.test_type
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code, stdout, stderr = self._run_deno(
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[], ["needs" + test_type.capitalize()], b'n\ny\n')
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assert code == 0
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assert PROMPT_PATTERN in stderr
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assert FIRST_CHECK_FAILED_PATTERN in stdout
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assert not PERMISSION_DENIED_PATTERN in stderr
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def test_allow(self):
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test_type = self.test_type
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code, stdout, stderr = self._run_deno(
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[], ["needs" + test_type.capitalize()], b'a\n')
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assert code == 0
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assert PROMPT_PATTERN in stderr
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assert not FIRST_CHECK_FAILED_PATTERN in stdout
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assert not PERMISSION_DENIED_PATTERN in stderr
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def test_deny(self):
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test_type = self.test_type
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code, stdout, stderr = self._run_deno(
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[], ["needs" + test_type.capitalize()], b'd\n')
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assert code == 1
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assert PROMPT_PATTERN in stderr
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assert FIRST_CHECK_FAILED_PATTERN in stdout
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assert PERMISSION_DENIED_PATTERN in stderr
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def test_unrecognized_option(self):
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test_type = self.test_type
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code, stdout, stderr = self._run_deno(
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[], ["needs" + test_type.capitalize()], b'e\na\n')
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assert code == 0
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assert PROMPT_PATTERN in stderr
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assert not FIRST_CHECK_FAILED_PATTERN in stdout
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assert not PERMISSION_DENIED_PATTERN in stderr
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assert b'Unrecognized option' in stderr
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def test_no_prompt(self):
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test_type = self.test_type
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code, stdout, stderr = self._run_deno(
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["--no-prompt"], ["needs" + test_type.capitalize()], b'')
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assert code == 1
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assert not PROMPT_PATTERN in stderr
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assert FIRST_CHECK_FAILED_PATTERN in stdout
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assert PERMISSION_DENIED_PATTERN in stderr
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def test_no_prompt_allow(self):
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test_type = self.test_type
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code, stdout, stderr = self._run_deno(
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["--no-prompt", "--allow-" + test_type],
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["needs" + test_type.capitalize()], b'')
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assert code == 0
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assert not PROMPT_PATTERN in stderr
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assert not FIRST_CHECK_FAILED_PATTERN in stdout
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assert not PERMISSION_DENIED_PATTERN in stderr
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def permission_prompt_test(deno_exe):
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runner = unittest.TextTestRunner(verbosity=2)
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loader = unittest.TestLoader()
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test_types = ["read", "write", "env", "net", "run"]
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for test_type in test_types:
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print "Permissions prompt tests for \"{}\"".format(test_type)
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test_names = loader.getTestCaseNames(TestPrompt)
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suite = unittest.TestSuite()
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for test_name in test_names:
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suite.addTest(TestPrompt(test_name, test_type, deno_exe))
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result = runner.run(suite)
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if not result.wasSuccessful():
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sys.exit(1)
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def main():
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deno_exe = os.path.join(build_path(), "deno" + executable_suffix)
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permission_prompt_test(deno_exe)
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if __name__ == "__main__":
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main()
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