tests for flask

__init__.py

from flask import Flask

app = Flask(__name__)

cdash.py

from flask import render_template
from charts import sites_charts
from dashboard import app


@app.route('/sites')
def site_dashboard():
    return render_template('dashboard.html', object_list=sites_charts)

@app.route('/')
def hello():
    return render_template('home.html')

error.txt

F
======================================================================
FAIL: test_no_data (__main__.DashTestCase)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "tests.py", line 16, in test_no_data
    assert 'PLACEHOLDER' in rv.data
AssertionError

----------------------------------------------------------------------
Ran 1 test in 0.012s

FAILED (failures=1)

tests.py

import dashboard
import unittest

class DashTestCase(unittest.TestCase):

    def setUp(self):
        dashboard.app.config['TESTING'] = True
        self.app = dashboard.app.test_client()
        print self.app

    def tearDown(self):
        pass

    def test_no_data(self):
        rv = self.app.get('/')
        assert 'placeholder' in rv.data

if __name__ == '__main__':
    unittest.main()