# Created By: Virgil Dupras
# Created On: 2008-01-08
# Copyright 2015 Hardcoded Software (http://www.hardcoded.net)

# This software is licensed under the "GPLv3" License as described in the "LICENSE" file,
# which should be included with this package. The terms are also available at
# http://www.gnu.org/licenses/gpl-3.0.html

import pytest

from hscommon.conflict import (
    get_conflicted_name,
    get_unconflicted_name,
    is_conflicted,
    smart_copy,
    smart_move,
)
from pathlib import Path
from hscommon.testutil import eq_


class TestCaseGetConflictedName:
    def test_simple(self):
        name = get_conflicted_name(["bar"], "bar")
        eq_("[000] bar", name)
        name = get_conflicted_name(["bar", "[000] bar"], "bar")
        eq_("[001] bar", name)

    def test_no_conflict(self):
        name = get_conflicted_name(["bar"], "foobar")
        eq_("foobar", name)

    def test_fourth_digit(self):
        # This test is long because every time we have to add a conflicted name,
        # a test must be made for every other conflicted name existing...
        # Anyway, this has very few chances to happen.
        names = ["bar"] + ["[%03d] bar" % i for i in range(1000)]
        name = get_conflicted_name(names, "bar")
        eq_("[1000] bar", name)

    def test_auto_unconflict(self):
        # Automatically unconflict the name if it's already conflicted.
        name = get_conflicted_name([], "[000] foobar")
        eq_("foobar", name)
        name = get_conflicted_name(["bar"], "[001] bar")
        eq_("[000] bar", name)


class TestCaseGetUnconflictedName:
    def test_main(self):
        eq_("foobar", get_unconflicted_name("[000] foobar"))
        eq_("foobar", get_unconflicted_name("[9999] foobar"))
        eq_("[000]foobar", get_unconflicted_name("[000]foobar"))
        eq_("[000a] foobar", get_unconflicted_name("[000a] foobar"))
        eq_("foobar", get_unconflicted_name("foobar"))
        eq_("foo [000] bar", get_unconflicted_name("foo [000] bar"))


class TestCaseIsConflicted:
    def test_main(self):
        assert is_conflicted("[000] foobar")
        assert is_conflicted("[9999] foobar")
        assert not is_conflicted("[000]foobar")
        assert not is_conflicted("[000a] foobar")
        assert not is_conflicted("foobar")
        assert not is_conflicted("foo [000] bar")


class TestCaseMoveCopy:
    @pytest.fixture
    def do_setup(self, request):
        tmpdir = request.getfixturevalue("tmpdir")
        self.path = Path(str(tmpdir))
        self.path.joinpath("foo").touch()
        self.path.joinpath("bar").touch()
        self.path.joinpath("dir").mkdir()

    def test_move_no_conflict(self, do_setup):
        smart_move(self.path.joinpath("foo"), self.path.joinpath("baz"))
        assert self.path.joinpath("baz").exists()
        assert not self.path.joinpath("foo").exists()

    def test_copy_no_conflict(self, do_setup):  # No need to duplicate the rest of the tests... Let's just test on move
        smart_copy(self.path.joinpath("foo"), self.path.joinpath("baz"))
        assert self.path.joinpath("baz").exists()
        assert self.path.joinpath("foo").exists()

    def test_move_no_conflict_dest_is_dir(self, do_setup):
        smart_move(self.path.joinpath("foo"), self.path.joinpath("dir"))
        assert self.path.joinpath("dir", "foo").exists()
        assert not self.path.joinpath("foo").exists()

    def test_move_conflict(self, do_setup):
        smart_move(self.path.joinpath("foo"), self.path.joinpath("bar"))
        assert self.path.joinpath("[000] bar").exists()
        assert not self.path.joinpath("foo").exists()

    def test_move_conflict_dest_is_dir(self, do_setup):
        smart_move(self.path.joinpath("foo"), self.path.joinpath("dir"))
        smart_move(self.path.joinpath("bar"), self.path.joinpath("foo"))
        smart_move(self.path.joinpath("foo"), self.path.joinpath("dir"))
        assert self.path.joinpath("dir", "foo").exists()
        assert self.path.joinpath("dir", "[000] foo").exists()
        assert not self.path.joinpath("foo").exists()
        assert not self.path.joinpath("bar").exists()

    def test_copy_folder(self, tmpdir):
        # smart_copy also works on folders
        path = Path(str(tmpdir))
        path.joinpath("foo").mkdir()
        path.joinpath("bar").mkdir()
        smart_copy(path.joinpath("foo"), path.joinpath("bar"))  # no crash
        assert path.joinpath("[000] bar").exists()