#!/usr/bin/env python3

import unittest
import os.path
import json
import blenderpack

class test_blenderpack_make_repo(unittest.TestCase):

    helper_path = os.path.join('tests', 'test_helpers')
    addon_path = os.path.join(helper_path, 'addons')

    def test_extract_blinfo_from_nonexistent(self):
        test_file = 'file_that_doesnt_exist'
        self.assertRaises(
                FileNotFoundError,
                blenderpack.extract_blinfo,
                os.path.join(self.addon_path, test_file)
                )

    def test_extract_blinfo_from_nonaddon(self):
        test_file = 'not_an_addon.py'
        self.assertRaises(
                blenderpack.BadAddon,
                blenderpack.extract_blinfo,
                os.path.join(self.addon_path, test_file)
                )

    def test_make_repo_valid(self):
        blenderpack.make_repo(os.path.join(self.helper_path, 'addons'))
        repojson = os.path.join(self.helper_path, 'addons', 'repo.json')

        self.assertTrue(os.path.exists(repojson))
        with open(repojson, 'r') as f:
            json.loads(f.read())

        os.remove(repojson)
        self.fail('unfinished test')

    def test_make_repo_from_nonexistent(self):
        blenderpack.make_repo(os.path.join(self.helper_path, 'addons'))
        self.fail('unfinished test')


# testname: filename
bl_info_tests = {
    'test_extract_blinfo_from_file': 'real_addon.py',
    'test_extract_blinfo_from_zip': 'zipped_addon.zip',
    'test_extract_blinfo_from_dir': 'dir_addon',
}

def generate_test(test_file):
    def test(self):
        reality = str(blenderpack.extract_blinfo(os.path.join(self.addon_path, test_file)))
        with open(os.path.join(self.helper_path, test_file + '_output'), 'r') as f:
            expectation = f.read()
        self.assertEqual(expectation, reality)
    return test

for name, param in bl_info_tests.items():
    test_func = generate_test(param)
    setattr(test_blenderpack_make_repo, 'test_{}'.format(name), test_func)