def test_include_on_stdin(self):
     f1 = script_helper.make_script(self.pkgdir, 'f1', '')
     f2 = script_helper.make_script(self.pkgdir, 'f2', '')
     f3 = script_helper.make_script(self.pkgdir, 'f3', '')
     f4 = script_helper.make_script(self.pkgdir, 'f4', '')
     p = script_helper.spawn_python(*(self._get_run_args(()) + ['-i', '-']))
     p.stdin.write((f3+os.linesep).encode('ascii'))
     script_helper.kill_python(p)
     self.assertNotCompiled(f1)
     self.assertNotCompiled(f2)
     self.assertCompiled(f3)
     self.assertNotCompiled(f4)

 def test_include_on_stdin(self):
     f1 = script_helper.make_script(self.pkgdir, "f1", "")
     f2 = script_helper.make_script(self.pkgdir, "f2", "")
     f3 = script_helper.make_script(self.pkgdir, "f3", "")
     f4 = script_helper.make_script(self.pkgdir, "f4", "")
     p = script_helper.spawn_python(*(self._get_run_args(()) + ["-i", "-"]))
     p.stdin.write((f3 + os.linesep).encode("ascii"))
     script_helper.kill_python(p)
     self.assertNotCompiled(f1)
     self.assertNotCompiled(f2)
     self.assertCompiled(f3)
     self.assertNotCompiled(f4)

 def interactive_python(self, separate_stderr=False):
     if separate_stderr:
         p = spawn_python('-i', bufsize=1, stderr=subprocess.PIPE)
         stderr = p.stderr
     else:
         p = spawn_python('-i', bufsize=1, stderr=subprocess.STDOUT)
         stderr = p.stdout
     try:
         # Drain stderr until prompt
         while True:
             data = stderr.read(4)
             if data == b">>> ":
                 break
             stderr.readline()
         yield p
     finally:
         kill_python(p)
         stderr.close()

 def test_run_module_bug1764407(self):
     # -m and -i need to play well together
     # Runs the timeit module and checks the __main__
     # namespace has been populated appropriately
     p = spawn_python('-i', '-m', 'timeit', '-n', '1')
     p.stdin.write(b'Timer\n')
     p.stdin.write(b'exit()\n')
     data = kill_python(p)
     self.assertTrue(data.find(b'1 loop') != -1)
     self.assertTrue(data.find(b'__main__.Timer') != -1)

 def test_run_module_bug1764407(self):
     # -m and -i need to play well together
     # Runs the timeit module and checks the __main__
     # namespace has been populated appropriately
     p = spawn_python("-i", "-m", "timeit", "-n", "1")
     p.stdin.write("Timer\n")
     p.stdin.write("exit()\n")
     data = kill_python(p)
     self.assertTrue(data.startswith("1 loop"))
     self.assertIn("__main__.Timer", data)

 def test_stdin_loader(self):
     # Unfortunately, there's no way to automatically test the fully
     # interactive REPL, since that code path only gets executed when
     # stdin is an interactive tty.
     p = spawn_python()
     try:
         p.stdin.write(b"print(__loader__)\n")
         p.stdin.flush()
     finally:
         out = kill_python(p)
     expected = repr(importlib.machinery.BuiltinImporter).encode("utf-8")
     self.assertIn(expected, out)

    def test_pdb_issue4201(self):
        test_src = textwrap.dedent("""\
                    def f():
                        pass

                    import pdb
                    pdb.Pdb(nosigint=True).runcall(f)
                    """)
        with temp_dir() as d:
            script_name = make_script(d, 'script', test_src)
            p = spawn_python(script_name)
            p.stdin.write(b'l\n')
            data = kill_python(p)
            # bdb/pdb applies normcase to its filename before displaying
            self.assertIn(os.path.normcase(script_name.encode('utf-8')), data)
            zip_name, run_name = make_zip_script(d, "test_zip",
                                                script_name, '__main__.py')
            p = spawn_python(zip_name)
            p.stdin.write(b'l\n')
            data = kill_python(p)
            # bdb/pdb applies normcase to its filename before displaying
            self.assertIn(os.path.normcase(run_name.encode('utf-8')), data)

    def test_pdb_issue4201(self):
        test_src = textwrap.dedent("""\
                    def f():
                        pass

                    import pdb
                    pdb.runcall(f)
                    """)

        with temp_dir() as d:
            script_name = make_script(d, 'script', test_src)
            p = spawn_python(script_name)
            p.stdin.write('l\n')
            data = kill_python(p)
            # Back-port from CPython 3 (see CPython Issue 14255).
            self.assertNormalisedIn(script_name, data)

            zip_name, run_name = make_zip_script(d, "test_zip",
                                                script_name, '__main__.py')
            p = spawn_python(zip_name)
            p.stdin.write('l\n')
            data = kill_python(p)
            # Back-port from CPython 3 (see CPython Issue 14255).
            self.assertNormalisedIn(run_name, data)

 def test_displayhook_unencodable(self):
     for encoding in ('ascii', 'latin1', 'utf8'):
         env = os.environ.copy()
         env['PYTHONIOENCODING'] = encoding
         p = subprocess.Popen(
             [sys.executable, '-i'],
             stdin=subprocess.PIPE,
             stdout=subprocess.PIPE,
             stderr=subprocess.STDOUT,
             env=env)
         # non-ascii, surrogate, non-BMP printable, non-BMP unprintable
         text = "a=\xe9 b=\uDC80 c=\U00010000 d=\U0010FFFF"
         p.stdin.write(ascii(text).encode('ascii') + b"\n")
         p.stdin.write(b'exit()\n')
         data = kill_python(p)
         escaped = repr(text).encode(encoding, 'backslashreplace')
         self.assertIn(escaped, data)

 def test_displayhook_unencodable(self):
     for encoding in ('ascii', 'latin-1', 'utf-8'):
         # We are testing a PYTHON environment variable here, so we can't
         # use -E, -I, or script_helper (which uses them).  So instead we do
         # poor-man's isolation by deleting the PYTHON vars from env.
         env = {key:value for (key,value) in os.environ.copy().items()
                if not key.startswith('PYTHON')}
         env['PYTHONIOENCODING'] = encoding
         p = subprocess.Popen(
             [sys.executable, '-i'],
             stdin=subprocess.PIPE,
             stdout=subprocess.PIPE,
             stderr=subprocess.STDOUT,
             env=env)
         # non-ascii, surrogate, non-BMP printable, non-BMP unprintable
         text = "a=\xe9 b=\uDC80 c=\U00010000 d=\U0010FFFF"
         p.stdin.write(ascii(text).encode('ascii') + b"\n")
         p.stdin.write(b'exit()\n')
         data = kill_python(p)
         escaped = repr(text).encode(encoding, 'backslashreplace')
         self.assertIn(escaped, data)

def _kill_python_and_exit_code(p):
    data = kill_python(p)
    returncode = p.wait()
    return data, returncode

 def start_python(self, *args):
     p = spawn_python(*args)
     return kill_python(p)