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test_db_utils.py
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test_db_utils.py
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import unittest
import datetime, json
from flask import Flask
import config, db_utils, update_pkey_seqs
from model import (Repo, User, Follower, Account,
Stargazer, Dislike,
Watcher, Contributor,
Language, RepoLanguage,
db, connect_to_db)
from test_model import example_data
app = Flask(__name__)
class TestDB(unittest.TestCase):
"""Test utils functions that use the DB."""
def setUp(self):
"""Connect to database, create tables, generate test data."""
self.client = app.test_client()
app.config["TESTING"] = True
connect_to_db(app, config.TEST_DB_URI)
db.drop_all()
db.create_all()
example_data()
update_pkey_seqs.update_pkey_seqs()
def tearDown(self):
"""Close session, drop db."""
db.session.close()
db.drop_all()
def test_get_ratings(self):
ratings = [(2, 2, -1),
(2, 1, 1),
(3, 1, 1),
(3, 2, 1)]
self.assertEqual(ratings, db_utils.get_ratings_from_db(debug=True))
def test_get_json_from_repos(self):
repo_dict = [{"repo_id": 1,
"description": "A Python repository",
"name": "python-repo",
"owner_login": "jhacks",
"stargazers_count": 2,
"url": "https://github.com/jhacks/python-repo",
"langs": [{"language_id": 1,
"language_name": "python",
"language_bytes": 5000},
{"language_id": 2,
"language_name": "c",
"language_bytes": 100}]
}]
repo_json = json.dumps(repo_dict)
repo = Repo.query.get(1)
self.assertEqual(repo_json, db_utils.get_json_from_repos([repo]))
def test_filter_stars_pass(self):
repo_ids = [2]
user_id = 2
filtered_ids = db_utils.filter_stars_from_repo_ids(repo_ids, user_id)
self.assertEqual([2], filtered_ids)
def test_filter_stars_removal(self):
repo_ids = [1]
user_id = 2
filtered_ids = db_utils.filter_stars_from_repo_ids(repo_ids, user_id)
self.assertEqual([], filtered_ids)
def test_is_last_crawled_in_user_good_true(self):
self.assertTrue(db_utils.is_last_crawled_in_user_good(1, 2))
def test_is_last_crawled_in_user_good_false_depth(self):
self.assertFalse(db_utils.is_last_crawled_in_user_good(1, 3))
def test_is_last_crawled_in_user_good_false_crawled_since(self):
old_date = datetime.datetime.now() + datetime.timedelta(weeks = 2)
self.assertFalse(db_utils.is_last_crawled_in_user_good(1, 2, old_date))
def test_is_last_crawled_in_user_good_false_old_crawl(self):
self.assertFalse(db_utils.is_last_crawled_in_user_good(2, 2))
def test_is_last_crawled_in_repo_good_true(self):
self.assertTrue(db_utils.is_last_crawled_in_repo_good(1, 2))
def test_is_last_crawled_in_repo_good_false_depth(self):
self.assertFalse(db_utils.is_last_crawled_in_repo_good(1, 3))
def test_is_last_crawled_in_repo_good_false_crawled_since(self):
old_date = datetime.datetime.now() + datetime.timedelta(weeks = 2)
self.assertFalse(db_utils.is_last_crawled_in_repo_good(1, 2, old_date))
def test_is_last_crawled_in_repo_good_false_old_crawl(self):
self.assertFalse(db_utils.is_last_crawled_in_repo_good(2, 2))
class TestDB_AddRemove(unittest.TestCase):
"""Test utils functions that use the DB."""
def setUp(self):
"""Connect to database, create tables, generate test data."""
self.client = app.test_client()
app.config["TESTING"] = True
connect_to_db(app, config.TEST_DB_URI)
db.drop_all()
db.create_all()
example_data()
update_pkey_seqs.update_pkey_seqs()
def tearDown(self):
"""Close session, drop db."""
db.session.close()
db.drop_all()
def test_add_stargazer(self):
self.assertEqual(0, Stargazer.query.filter_by(repo_id=2, user_id=2).count())
db_utils.add_stargazer(2, 2)
self.assertEqual(1, Stargazer.query.filter_by(repo_id=2, user_id=2).count())
def test_add_stargazer_duplicate(self):
db_utils.add_stargazer(2, 2)
db_utils.add_stargazer(2, 2)
self.assertEqual(1, Stargazer.query.filter_by(repo_id=2, user_id=2).count())
def test_remove_stargazer(self):
self.assertEqual(1, Stargazer.query.filter_by(repo_id=2, user_id=3).count())
db_utils.remove_stargazer(2, 3)
self.assertEqual(0, Stargazer.query.filter_by(repo_id=2, user_id=3).count())
def test_remove_stargazer_unknown(self):
db_utils.remove_stargazer(5, 3)
self.assertEqual(0, Stargazer.query.filter_by(repo_id=5, user_id=3).count())
def test_add_dislike(self):
self.assertEqual(0, Dislike.query.filter_by(repo_id=2, user_id=3).count())
db_utils.add_dislike(2, 3)
self.assertEqual(1, Dislike.query.filter_by(repo_id=2, user_id=3).count())
def test_add_dislike_duplicate(self):
db_utils.add_dislike(2, 3)
db_utils.add_dislike(2, 3)
self.assertEqual(1, Dislike.query.filter_by(repo_id=2, user_id=3).count())
def test_remove_dislike(self):
self.assertEqual(1, Dislike.query.filter_by(repo_id=2, user_id=2).count())
db_utils.remove_dislike(2, 2)
self.assertEqual(0, Dislike.query.filter_by(repo_id=2, user_id=2).count())
def test_remove_dislike_unknown(self):
db_utils.remove_dislike(5, 3)
self.assertEqual(0, Dislike.query.filter_by(repo_id=5, user_id=3).count())
if __name__ == "__main__":
unittest.main()