# Copyright (C) 2009 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""Unittests for the git_config.py module."""

import os
import tempfile
import unittest

import git_config


def fixture(*paths):
    """Return a path relative to test/fixtures."""
    return os.path.join(os.path.dirname(__file__), "fixtures", *paths)


class GitConfigReadOnlyTests(unittest.TestCase):
    """Read-only tests of the GitConfig class."""

    def setUp(self):
        """Create a GitConfig object using the test.gitconfig fixture."""
        config_fixture = fixture("test.gitconfig")
        self.config = git_config.GitConfig(config_fixture)

    def test_GetString_with_empty_config_values(self):
        """
        Test config entries with no value.

        [section]
            empty

        """
        val = self.config.GetString("section.empty")
        self.assertEqual(val, None)

    def test_GetString_with_true_value(self):
        """
        Test config entries with a string value.

        [section]
            nonempty = true

        """
        val = self.config.GetString("section.nonempty")
        self.assertEqual(val, "true")

    def test_GetString_from_missing_file(self):
        """
        Test missing config file
        """
        config_fixture = fixture("not.present.gitconfig")
        config = git_config.GitConfig(config_fixture)
        val = config.GetString("empty")
        self.assertEqual(val, None)

    def test_GetBoolean_undefined(self):
        """Test GetBoolean on key that doesn't exist."""
        self.assertIsNone(self.config.GetBoolean("section.missing"))

    def test_GetBoolean_invalid(self):
        """Test GetBoolean on invalid boolean value."""
        self.assertIsNone(self.config.GetBoolean("section.boolinvalid"))

    def test_GetBoolean_true(self):
        """Test GetBoolean on valid true boolean."""
        self.assertTrue(self.config.GetBoolean("section.booltrue"))

    def test_GetBoolean_false(self):
        """Test GetBoolean on valid false boolean."""
        self.assertFalse(self.config.GetBoolean("section.boolfalse"))

    def test_GetInt_undefined(self):
        """Test GetInt on key that doesn't exist."""
        self.assertIsNone(self.config.GetInt("section.missing"))

    def test_GetInt_invalid(self):
        """Test GetInt on invalid integer value."""
        self.assertIsNone(self.config.GetBoolean("section.intinvalid"))

    def test_GetInt_valid(self):
        """Test GetInt on valid integers."""
        TESTS = (
            ("inthex", 16),
            ("inthexk", 16384),
            ("int", 10),
            ("intk", 10240),
            ("intm", 10485760),
            ("intg", 10737418240),
        )
        for key, value in TESTS:
            self.assertEqual(value, self.config.GetInt(f"section.{key}"))


class GitConfigReadWriteTests(unittest.TestCase):
    """Read/write tests of the GitConfig class."""

    def setUp(self):
        self.tmpfile = tempfile.NamedTemporaryFile()
        self.config = self.get_config()

    def get_config(self):
        """Get a new GitConfig instance."""
        return git_config.GitConfig(self.tmpfile.name)

    def test_SetString(self):
        """Test SetString behavior."""
        # Set a value.
        self.assertIsNone(self.config.GetString("foo.bar"))
        self.config.SetString("foo.bar", "val")
        self.assertEqual("val", self.config.GetString("foo.bar"))

        # Make sure the value was actually written out.
        config = self.get_config()
        self.assertEqual("val", config.GetString("foo.bar"))

        # Update the value.
        self.config.SetString("foo.bar", "valll")
        self.assertEqual("valll", self.config.GetString("foo.bar"))
        config = self.get_config()
        self.assertEqual("valll", config.GetString("foo.bar"))

        # Delete the value.
        self.config.SetString("foo.bar", None)
        self.assertIsNone(self.config.GetString("foo.bar"))
        config = self.get_config()
        self.assertIsNone(config.GetString("foo.bar"))

    def test_SetBoolean(self):
        """Test SetBoolean behavior."""
        # Set a true value.
        self.assertIsNone(self.config.GetBoolean("foo.bar"))
        for val in (True, 1):
            self.config.SetBoolean("foo.bar", val)
            self.assertTrue(self.config.GetBoolean("foo.bar"))

        # Make sure the value was actually written out.
        config = self.get_config()
        self.assertTrue(config.GetBoolean("foo.bar"))
        self.assertEqual("true", config.GetString("foo.bar"))

        # Set a false value.
        for val in (False, 0):
            self.config.SetBoolean("foo.bar", val)
            self.assertFalse(self.config.GetBoolean("foo.bar"))

        # Make sure the value was actually written out.
        config = self.get_config()
        self.assertFalse(config.GetBoolean("foo.bar"))
        self.assertEqual("false", config.GetString("foo.bar"))

        # Delete the value.
        self.config.SetBoolean("foo.bar", None)
        self.assertIsNone(self.config.GetBoolean("foo.bar"))
        config = self.get_config()
        self.assertIsNone(config.GetBoolean("foo.bar"))

    def test_GetSyncAnalysisStateData(self):
        """Test config entries with a sync state analysis data."""
        superproject_logging_data = {}
        superproject_logging_data["test"] = False
        options = type("options", (object,), {})()
        options.verbose = "true"
        options.mp_update = "false"
        TESTS = (
            ("superproject.test", "false"),
            ("options.verbose", "true"),
            ("options.mpupdate", "false"),
            ("main.version", "1"),
        )
        self.config.UpdateSyncAnalysisState(options, superproject_logging_data)
        sync_data = self.config.GetSyncAnalysisStateData()
        for key, value in TESTS:
            self.assertEqual(
                sync_data[f"{git_config.SYNC_STATE_PREFIX}{key}"], value
            )
        self.assertTrue(
            sync_data[f"{git_config.SYNC_STATE_PREFIX}main.synctime"]
        )