def similar_users():
""" Show all of the users with the highest similarity in order to make
them visible to all of our users. This view can show bugs in the algorithm
and spammers as well.
"""
similar_users = get_top_similar_users(global_similarity=True)
return render_template("index/similar-users.html",
similar_users=similar_users)
def test_fetch_top_similar_users(self):
user_id = db_user.create(1, "tom")
user_id2 = db_user.create(2, "jerry")
with db.engine.connect() as connection:
connection.execute(sqlalchemy.text("""INSERT INTO recommendation.similar_user (user_id, similar_users)
VALUES (1, '{ "jerry" : [0.42, 0.01] }')"""))
connection.execute(sqlalchemy.text("""INSERT INTO recommendation.similar_user (user_id, similar_users)
VALUES (2, '{ "tom" : [0.42, 0.02] }')"""))
similar_users = get_top_similar_users()
assert len(similar_users) == 1
assert similar_users[0][0] == 'jerry'
assert similar_users[0][1] == 'tom'
assert similar_users[0][2] == "0.420"
similar_users = get_top_similar_users(global_similarity=True)
assert len(similar_users) == 1
assert similar_users[0][0] == 'jerry'
assert similar_users[0][1] == 'tom'
assert similar_users[0][2] == "0.020"
