#  Copyright (c) 2015-2018 Cisco Systems, Inc.
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#  The above copyright notice and this permission notice shall be included in
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#  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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#  DEALINGS IN THE SOFTWARE.

import os
from unittest.mock import call

import pytest

from molecule import config, util
from molecule.verifier import testinfra


@pytest.fixture
def _patched_testinfra_get_tests(mocker):
    m = mocker.patch("molecule.verifier.testinfra.Testinfra._get_tests")
    m.return_value = ["foo.py", "bar.py"]

    return m


@pytest.fixture
def _verifier_section_data():
    return {
        "verifier": {
            "name": "testinfra",
            "options": {"foo": "bar", "v": True, "verbose": True},
            "additional_files_or_dirs": ["file1.py", "file2.py", "match*.py", "dir/*"],
            "env": {"FOO": "bar"},
        }
    }


# NOTE(retr0h): The use of the `patched_config_validate` fixture, disables
# config.Config._validate from executing.  Thus preventing odd side-effects
# throughout patched.assert_called unit tests.
@pytest.fixture
def _instance(patched_config_validate, config_instance):
    return testinfra.Testinfra(config_instance)


@pytest.fixture
def inventory_file(_instance):
    return _instance._config.provisioner.inventory_file


@pytest.fixture
def inventory_directory(_instance):
    return _instance._config.provisioner.inventory_directory


def test_config_private_member(_instance):
    assert isinstance(_instance._config, config.Config)


def test_default_options_property(inventory_directory, _instance):
    x = {
        "connection": "ansible",
        "ansible-inventory": inventory_directory,
        "p": "no:cacheprovider",
    }

    assert x == _instance.default_options


def test_default_options_property_updates_debug(inventory_directory, _instance):
    _instance._config.args = {"debug": True}
    x = {
        "connection": "ansible",
        "ansible-inventory": inventory_directory,
        "debug": True,
        "vvv": True,
        "p": "no:cacheprovider",
    }

    assert x == _instance.default_options


def test_default_options_property_updates_sudo(
    inventory_directory, _instance, _patched_testinfra_get_tests
):
    _instance._config.args = {"sudo": True}
    x = {
        "connection": "ansible",
        "ansible-inventory": inventory_directory,
        "sudo": True,
        "p": "no:cacheprovider",
    }

    assert x == _instance.default_options


def test_default_env_property(_instance):
    assert "MOLECULE_FILE" in _instance.default_env
    assert "MOLECULE_INVENTORY_FILE" in _instance.default_env
    assert "MOLECULE_SCENARIO_DIRECTORY" in _instance.default_env
    assert "MOLECULE_INSTANCE_CONFIG" in _instance.default_env


@pytest.mark.parametrize("config_instance", ["_verifier_section_data"], indirect=True)
def test_additional_files_or_dirs_property(_instance):
    tests_directory = _instance._config.verifier.directory
    file1_file = os.path.join(tests_directory, "file1.py")
    file2_file = os.path.join(tests_directory, "file2.py")
    match1_file = os.path.join(tests_directory, "match1.py")
    match2_file = os.path.join(tests_directory, "match2.py")
    test_subdir = os.path.join(tests_directory, "dir")
    test_subdir_file = os.path.join(test_subdir, "test_subdir_file.py")

    os.mkdir(tests_directory)
    os.mkdir(test_subdir)
    for f in [file1_file, file2_file, match1_file, match2_file, test_subdir_file]:
        util.write_file(f, "")

    x = [file1_file, file2_file, match1_file, match2_file, test_subdir_file]
    assert sorted(x) == sorted(_instance.additional_files_or_dirs)


@pytest.mark.parametrize("config_instance", ["_verifier_section_data"], indirect=True)
def test_env_property(_instance):
    assert "bar" == _instance.env["FOO"]
    assert "ANSIBLE_CONFIG" in _instance.env
    assert "ANSIBLE_ROLES_PATH" in _instance.env
    assert "ANSIBLE_LIBRARY" in _instance.env
    assert "ANSIBLE_FILTER_PLUGINS" in _instance.env


def test_name_property(_instance):
    assert "testinfra" == _instance.name


def test_enabled_property(_instance):
    assert _instance.enabled


def test_directory_property(_instance):
    parts = _instance.directory.split(os.path.sep)

    assert ["molecule", "default", "tests"] == parts[-3:]


@pytest.fixture
def _verifier_testinfra_directory_section_data():
    return {"verifier": {"name": "testinfra", "directory": "/tmp/foo/bar"}}


@pytest.mark.parametrize(
    "config_instance", ["_verifier_testinfra_directory_section_data"], indirect=True
)
def test_directory_property_overridden(_instance):
    assert "/tmp/foo/bar" == _instance.directory


@pytest.mark.parametrize("config_instance", ["_verifier_section_data"], indirect=True)
def test_options_property(inventory_directory, _instance):
    x = {
        "connection": "ansible",
        "ansible-inventory": inventory_directory,
        "foo": "bar",
        "v": True,
        "verbose": True,
        "p": "no:cacheprovider",
    }

    assert x == _instance.options


@pytest.mark.parametrize("config_instance", ["_verifier_section_data"], indirect=True)
def test_options_property_handles_cli_args(inventory_directory, _instance):
    _instance._config.args = {"debug": True}
    x = {
        "connection": "ansible",
        "ansible-inventory": inventory_directory,
        "foo": "bar",
        "debug": True,
        "vvv": True,
        "verbose": True,
        "p": "no:cacheprovider",
    }

    assert x == _instance.options


@pytest.mark.parametrize("config_instance", ["_verifier_section_data"], indirect=True)
def test_bake(_patched_testinfra_get_tests, inventory_directory, _instance):
    tests_directory = _instance._config.verifier.directory
    file1_file = os.path.join(tests_directory, "file1.py")

    os.mkdir(tests_directory)
    util.write_file(file1_file, "")

    _instance.bake()
    args = [
        "pytest",
        "--ansible-inventory",
        inventory_directory,
        "--connection",
        "ansible",
        "--foo",
        "bar",
        "-p",
        "no:cacheprovider",
        "foo.py",
        "bar.py",
        "-v",
        file1_file,
    ]

    assert _instance._testinfra_command.cmd == args


def test_execute(
    patched_logger_info,
    patched_run_command,
    _patched_testinfra_get_tests,
    _instance,
):
    _instance._testinfra_command = "patched-command"
    _instance.execute()

    patched_run_command.assert_called_once_with("patched-command", debug=False)

    msg = "Executing Testinfra tests found in {}/...".format(_instance.directory)
    msg2 = "Verifier completed successfully."
    calls = [call(msg), call(msg2)]
    patched_logger_info.assert_has_calls(calls)


def test_execute_does_not_execute(
    patched_run_command, patched_logger_warning, _instance
):
    _instance._config.config["verifier"]["enabled"] = False
    _instance.execute()

    assert not patched_run_command.called

    msg = "Skipping, verifier is disabled."
    patched_logger_warning.assert_called_once_with(msg)


def test_does_not_execute_without_tests(
    patched_run_command, patched_logger_warning, _instance
):
    _instance.execute()

    assert not patched_run_command.called

    msg = "Skipping, no tests found."
    patched_logger_warning.assert_called_once_with(msg)


def test_execute_bakes(patched_run_command, _patched_testinfra_get_tests, _instance):
    _instance.execute()

    assert _instance._testinfra_command is not None

    assert 1 == patched_run_command.call_count


def test_testinfra_executes_catches_and_exits_return_code(
    patched_run_command, _patched_testinfra_get_tests, _instance
):
    patched_run_command.side_effect = SystemExit(1)
    with pytest.raises(SystemExit) as e:
        _instance.execute()

    assert 1 == e.value.code