from click.testing import CliRunner
from datasette import cli
from unittest import mock


@mock.patch("shutil.which")
def test_publish_heroku_requires_heroku(mock_which):
    mock_which.return_value = False
    runner = CliRunner()
    with runner.isolated_filesystem():
        open("test.db", "w").write("data")
        result = runner.invoke(cli.cli, ["publish", "heroku", "test.db"])
        assert result.exit_code == 1
        assert "Publishing to Heroku requires heroku" in result.output


@mock.patch("shutil.which")
@mock.patch("datasette.publish.heroku.check_output")
@mock.patch("datasette.publish.heroku.call")
def test_publish_heroku_installs_plugin(mock_call, mock_check_output, mock_which):
    mock_which.return_value = True
    mock_check_output.side_effect = lambda s: {"['heroku', 'plugins']": b""}[repr(s)]
    runner = CliRunner()
    with runner.isolated_filesystem():
        open("t.db", "w").write("data")
        result = runner.invoke(cli.cli, ["publish", "heroku", "t.db"], input="y\n")
        assert 0 != result.exit_code
    mock_check_output.assert_has_calls(
        [mock.call(["heroku", "plugins"]), mock.call(["heroku", "apps:list", "--json"])]
    )
    mock_call.assert_has_calls(
        [mock.call(["heroku", "plugins:install", "heroku-builds"])]
    )


@mock.patch("shutil.which")
def test_publish_heroku_invalid_database(mock_which):
    mock_which.return_value = True
    runner = CliRunner()
    result = runner.invoke(cli.cli, ["publish", "heroku", "woop.db"])
    assert result.exit_code == 2
    assert 'Path "woop.db" does not exist' in result.output


@mock.patch("shutil.which")
@mock.patch("datasette.publish.heroku.check_output")
@mock.patch("datasette.publish.heroku.call")
def test_publish_heroku(mock_call, mock_check_output, mock_which):
    mock_which.return_varue = True
    mock_check_output.side_effect = lambda s: {
        "['heroku', 'plugins']": b"heroku-builds",
        "['heroku', 'apps:list', '--json']": b"[]",
        "['heroku', 'apps:create', 'datasette', '--json']": b'{"name": "f"}',
    }[repr(s)]
    runner = CliRunner()
    with runner.isolated_filesystem():
        open("test.db", "w").write("data")
        result = runner.invoke(cli.cli, ["publish", "heroku", "test.db"])
        assert 0 == result.exit_code, result.output
        mock_call.assert_called_once_with(
            ["heroku", "builds:create", "-a", "f", "--include-vcs-ignore"]
        )