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import os
from pathlib import Path
from tempfile import mkdtemp
from unittest import TestCase
from warnings import catch_warnings

from py.path import local

from testfixtures.mock import Mock

from testfixtures import (
    TempDirectory, Replacer, ShouldRaise, compare, OutputCapture
)
from ..rmtree import rmtree

some_bytes = '\xa3'.encode('utf-8')
some_text = '\xa3'

class TestTempDirectory(TestCase):

def test_cleanup(self):
        d = TempDirectory()
        p = d.path
        assert os.path.exists(p) is True
        p = d.write('something', b'stuff')
        d.cleanup()
        assert os.path.exists(p) is False

def test_cleanup_all(self):
        d1 = TempDirectory()
        d2 = TempDirectory()

assert os.path.exists(d1.path) is True
        p1 = d1.path
        assert os.path.exists(d2.path) is True
        p2 = d2.path

TempDirectory.cleanup_all()

assert os.path.exists(p1) is False
        assert os.path.exists(p2) is False

def test_with_statement(self):
        with TempDirectory() as d:
           p = d.path
           assert os.path.exists(p) is True
           d.write('something', b'stuff')
           assert os.listdir(p) == ['something']
           with open(os.path.join(p, 'something')) as f:
               assert f.read() == 'stuff'
        assert os.path.exists(p) is False

def test_listdir_sort(self):  # pragma: no branch
        with TempDirectory() as d:
            d.write('ga', b'')
            d.write('foo1', b'')
            d.write('Foo2', b'')
            d.write('g.o', b'')
            with OutputCapture() as output:
                d.listdir()
        output.compare('Foo2\nfoo1\ng.o\nga')

class TempDirectoryTests(TestCase):

def test_write_with_slash_at_start(self):
        with TempDirectory() as d:
            with ShouldRaise(ValueError(
                    'Attempt to read or write outside the temporary Directory'
                    )):
                d.write('/some/folder', 'stuff')

def test_makedir_with_slash_at_start(self):
        with TempDirectory() as d:
            with ShouldRaise(ValueError(
                    'Attempt to read or write outside the temporary Directory'
                    )):
                d.makedir('/some/folder')

def test_read_with_slash_at_start(self):
        with TempDirectory() as d:
            with ShouldRaise(ValueError(
                    'Attempt to read or write outside the temporary Directory'
                    )):
                d.read('/some/folder')

def test_listdir_with_slash_at_start(self):
        with TempDirectory() as d:
            with ShouldRaise(ValueError(
                    'Attempt to read or write outside the temporary Directory'
                    )):
                d.listdir('/some/folder')

def test_compare_with_slash_at_start(self):
        with TempDirectory() as d:
            with ShouldRaise(ValueError(
                    'Attempt to read or write outside the temporary Directory'
                    )):
                d.compare((), path='/some/folder')

def test_read_with_slash_at_start_ok(self):
        with TempDirectory() as d:
            path = d.write('foo', b'bar')
            compare(d.read(path), b'bar')

def test_dont_cleanup_with_path(self):
        d = mkdtemp()
        fp = os.path.join(d, 'test')
        with open(fp, 'w') as f:
            f.write('foo')
        try:
            td = TempDirectory(path=d)
            self.assertEqual(d, td.path)
            td.cleanup()
            # checks
            self.assertEqual(os.listdir(d), ['test'])
            with open(fp) as f:
                self.assertEqual(f.read(), 'foo')
        finally:
            rmtree(d)

def test_dont_create_with_path(self):
        d = mkdtemp()
        rmtree(d)
        td = TempDirectory(path=d)
        self.assertEqual(d, td.path)
        self.assertFalse(os.path.exists(d))

def test_compare_sort_actual(self):
        with TempDirectory() as d:
            d.write('ga', b'')
            d.write('foo1', b'')
            d.write('Foo2', b'')
            d.write('g.o', b'')
            d.compare(['Foo2', 'foo1', 'g.o', 'ga'])

def test_compare_sort_expected(self):
        with TempDirectory() as d:
            d.write('ga', b'')
            d.write('foo1', b'')
            d.write('Foo2', b'')
            d.write('g.o', b'')
            d.compare(['Foo2', 'ga', 'foo1', 'g.o'])

def test_compare_path_tuple(self):
        with TempDirectory() as d:
            d.write('a/b/c', b'')
            d.compare(path=('a', 'b'),
                      expected=['c'])

def test_recursive_ignore(self):
        with TempDirectory(ignore=['.svn']) as d:
            d.write('.svn/rubbish', b'')
            d.write('a/.svn/rubbish', b'')
            d.write('a/b/.svn', b'')
            d.write('a/b/c', b'')
            d.write('a/d/.svn/rubbish', b'')
            d.compare([
                'a/',
                'a/b/',
                'a/b/c',
                'a/d/',
                ])

def test_files_only(self):
        with TempDirectory() as d:
            d.write('a/b/c', b'')
            d.compare(['a/b/c'], files_only=True)

def test_path(self):
        with TempDirectory() as d:
            expected1 = d.makedir('foo')
            expected2 = d.write('baz/bob', b'')
            expected3 = d.as_string('a/b/c')

actual1 = d.as_string('foo')
            actual2 = d.as_string('baz/bob')
            actual3 = d.as_string(('a', 'b', 'c'))

self.assertEqual(expected1, actual1)
        self.assertEqual(expected2, actual2)
        self.assertEqual(expected3, actual3)

def test_getpath(self):
        with TempDirectory() as d:
            expected1 = d.getpath()
            expected2 = d.getpath('foo')

actual1 = d.as_string()
            actual2 = d.as_string('foo')

compare(expected1, actual=actual1)
        compare(expected2, actual=actual2)

def test_atexit(self):
        # http://bugs.python.org/issue25532
        from testfixtures.mock import call

m = Mock()
        with Replacer() as r:
            # make sure the marker is false, other tests will
            # probably have set it
            r.replace('testfixtures.TempDirectory.atexit_setup', False)
            r.replace('atexit.register', m.register)

d = TempDirectory()

expected = [call.register(d.atexit)]

compare(expected, m.mock_calls)

with catch_warnings(record=True) as w:
                d.atexit()
                self.assertTrue(len(w), 1)
                compare(str(w[0].message), (  # pragma: no branch
                    "TempDirectory instances not cleaned up by shutdown:\n" +
                    d.path
                    ))

d.cleanup()

compare(set(), TempDirectory.instances)

# check re-running has no ill effects
            d.atexit()

def test_read_decode(self):
        with TempDirectory() as d:
            with open(os.path.join(d.path, 'test.file'), 'wb') as f:
                f.write(b'\xc2\xa3')
            compare(d.read('test.file', 'utf8'), some_text)

def test_read_no_decode(self):
        with TempDirectory() as d:
            with open(os.path.join(d.path, 'test.file'), 'wb') as f:
                f.write(b'\xc2\xa3')
            compare(d.read('test.file'), b'\xc2\xa3')

def test_write_bytes(self):
        with TempDirectory() as d:
            d.write('test.file', b'\xc2\xa3')
            with open(os.path.join(d.path, 'test.file'), 'rb') as f:
                compare(f.read(), b'\xc2\xa3')

def test_write_unicode(self):
        with TempDirectory() as d:
            d.write('test.file', some_text, 'utf8')
            with open(os.path.join(d.path, 'test.file'), 'rb') as f:
                compare(f.read(), b'\xc2\xa3')

def test_write_unicode_bad(self):
        with TempDirectory() as d:
            with ShouldRaise(TypeError("a bytes-like object is required, not 'str'")):
                d.write('test.file', u'\xa3')

def test_just_empty_non_recursive(self):
        with TempDirectory() as d:
            d.makedir('foo/bar')
            d.makedir('foo/baz')
            d.compare(path='foo',
                      expected=['bar', 'baz'],
                      recursive=False)

def test_just_empty_dirs(self):
        with TempDirectory() as d:
            d.makedir('foo/bar')
            d.makedir('foo/baz')
            d.compare(['foo/', 'foo/bar/', 'foo/baz/'])

def test_symlink(self):
        with TempDirectory() as d:
            d.write('foo/bar.txt', b'x')
            os.symlink(d.as_string('foo'), d.as_string('baz'))
            d.compare(['baz/', 'foo/', 'foo/bar.txt'])

def test_follow_symlinks(self):
        with TempDirectory() as d:
            d.write('foo/bar.txt', b'x')
            os.symlink(d.as_string('foo'), d.as_string('baz'))
            d.compare(['baz/', 'baz/bar.txt', 'foo/', 'foo/bar.txt'],
                      followlinks=True)

def test_trailing_slash(self):
        with TempDirectory() as d:
            d.write('source/foo/bar.txt', b'x')
            d.compare(path='source/', expected=['foo/', 'foo/bar.txt'])

def test_default_encoding(self):
        encoded = b'\xc2\xa3'
        decoded = encoded.decode('utf-8')
        with TempDirectory(encoding='utf-8') as d:
            d.write('test.txt', decoded)
            compare(d.read('test.txt'), expected=decoded)

def test_override_default_encoding(self):
        encoded = b'\xc2\xa3'
        decoded = encoded.decode('utf-8')
        with TempDirectory(encoding='ascii') as d:
            d.write('test.txt', decoded, encoding='utf-8')
            compare(d.read('test.txt', encoding='utf-8'), expected=decoded)

def test_as_path_minimal(self):
        with TempDirectory(encoding='ascii') as d:
            compare(d.as_path(), expected=Path(d.path), strict=True)

def test_as_path_relative_string(self):
        with TempDirectory(encoding='ascii') as d:
            compare(d.as_path('foo/bar'), expected=Path(d.path) / 'foo' / 'bar', strict=True)

def test_as_path_relative_sequence(self):
        with TempDirectory(encoding='ascii') as d:
            compare(d.as_path(('foo', 'bar')), expected=Path(d.path) / 'foo' / 'bar', strict=True)

def test_as_local_minimal(self):
        with TempDirectory(encoding='ascii') as d:
            compare(d.as_local(), expected=local(d.path), strict=True)

def test_as_local_relative_string(self):
        with TempDirectory(encoding='ascii') as d:
            compare(d.as_local('foo/bar'), expected=local(d.path) / 'foo' / 'bar', strict=True)

def test_as_local_relative_sequence(self):
        with TempDirectory(encoding='ascii') as d:
            compare(d.as_local(('foo', 'bar')), expected=local(d.path) / 'foo' / 'bar', strict=True)

def test_wrap_path(tmp_path: Path):
    with TempDirectory(tmp_path) as d:
        assert d.path == str(tmp_path)
    assert tmp_path.exists()

def test_wrap_local(tmpdir: local):
    with TempDirectory(tmpdir) as d:
        assert d.path == str(tmpdir)
    assert tmpdir.exists()

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