def test_get_close_db(app):
with app.app_context():
db = get_db()
assert db is get_db()
with pytest.raises(sqlite3.ProgrammingError) as e:
db.execute('SELECT 1')
assert 'closed' in str(e)
def app():
db_fd, db_path = tempfile.mkstemp()
app = create_app({
'TESTING': True,
'DATABASE': db_path,
})
with app.app_context():
init_db()
get_db().executescript(_data_sql)
yield app
os.close(db_fd)
os.unlink(db_path)
def index():
db = get_db()
questions = db.execute(
'SELECT q.id, question, answer, created, author_id, username'
' FROM qna q JOIN user u ON q.author_id = u.id'
' ORDER BY created DESC'
).fetchall()
return render_template('qna/index.html', questions=questions)
def load_logged_in_user():
user_id = session.get('user_id')
if user_id is None:
g.user = None
else:
g.user = get_db().execute('SELECT * FROM user WHERE id = ?',
(user_id, )).fetchone()
def test_register(client, app):
assert client.get('/auth/register').status_code == 200
response = client.post(
'/auth/register', data={'username': '******', 'password': '******'}
)
assert 'http://localhost/auth/login' == response.headers['Location']
with app.app_context():
assert get_db().execute(
"select * from user where username = '******'",
).fetchone() is not None
def get_question(q):
question = get_db().execute(
'SELECT q.id, question, answer, created, author_id, username'
' FROM qna q JOIN user u ON q.author_id = u.id'
' WHERE q.question = ?',
(q,)
).fetchone()
if question is None:
abort(404, "question '{0}' doesn't exist.".format(q))
return question
def get_question_by_id(id, check_author=True):
question = get_db().execute(
'SELECT q.id, question, answer, created, author_id, username'
' FROM qna q JOIN user u ON q.author_id = u.id'
' WHERE q.id = ?',
(id,)
).fetchone()
if question is None:
abort(404, "question id {0} doesn't exist.".format(id))
if check_author and question['author_id'] != g.user['id']:
abort(403)
return question
def login():
if request.method == 'POST':
username = request.form['username']
password = request.form['password']
db = get_db()
error = None
user = db.execute('SELECT * FROM user WHERE username = ?',
(username, )).fetchone()
if user is None or not check_password_hash(user['password'], password):
error = 'Incorrect username/password.'
if error is None:
session.clear()
session['user_id'] = user['id']
return redirect(url_for('index'))
flash(error)
return render_template('auth/login.html')
def create():
if request.method == 'POST':
question = request.form['question']
answer = request.form['answer']
error = None
if not question:
error = 'Question is required.'
if error is not None:
flash(error)
else:
db = get_db()
db.execute(
'INSERT INTO qna (question, answer, author_id)'
' VALUES (?, ?, ?)',
(question, answer, g.user['id'])
)
db.commit()
return redirect(url_for('qna.index'))
return render_template('qna/create.html')
def register():
if request.method == 'POST':
username = request.form['username']
password = request.form['password']
db = get_db()
error = None
if not username:
error = 'Username is required.'
elif not password:
error = 'Password is required.'
elif db.execute('SELECT id FROM user WHERE username = ?',
(username, )).fetchone() is not None:
error = 'User {} is already registered.'.format(username)
if error is None:
db.execute('INSERT INTO user (username, password) VALUES (?, ?)',
(username, generate_password_hash(password)))
db.commit()
return redirect(url_for('auth.login'))
flash(error)
return render_template('auth/register.html')
def update(id):
question = get_question_by_id(id)
if request.method == 'POST':
question = request.form['question']
answer = request.form['answer']
error = None
if not question:
error = 'question is required.'
if error is not None:
flash(error)
else:
db = get_db()
db.execute(
'UPDATE qna SET question = ?, answer = ?'
' WHERE id = ?',
(question, answer, id)
)
db.commit()
return redirect(url_for('qna.index'))
return render_template('qna/update.html', question=question)
def delete(id):
get_question_by_id(id)
db = get_db()
db.execute('DELETE FROM question WHERE id = ?', (id,))
db.commit()
return redirect(url_for('qna.index'))