import unittest

from subprocess import Popen

import json

import os

class TestEverything(unittest.TestCase):

def __init__(self, args):

super(TestEverything, self).__init__(args)

self.dir = os.path.dirname(os.path.realpath(__file__))

self.command = ['python3', '-m', 'tmc']

self.cwd = lambda folder: self.dir + '/resources/' + folder

self.results_path = lambda folder: self.cwd(folder) + '/.tmc_test_results.json'

self.devnull = open(os.devnull, 'w')

def test_project_with_no_points(self):

sb = Popen(self.command, cwd=self.cwd('no_points'), stdout=self.devnull, stderr=self.devnull)

sb.wait()

with open(self.results_path('no_points')) as file:

data = json.load(file)

test = data[0]

self.assertEqual(test['status'], 'passed')

self.assertEqual(test['name'], 'test.test_points.TestEverything.test_new')

self.assertEqual(test['points'], [])

self.assertEqual(test['message'], '')

self.assertEqual(test['backtrace'], [])

def test_project_with_test_points(self):

sb = Popen(self.command, cwd=self.cwd('test_points'), stdout=self.devnull, stderr=self.devnull)

sb.wait()

with open(self.results_path('test_points')) as file:

data = json.load(file)

test = data[0]

self.assertEqual(test['status'], 'passed')

self.assertEqual(test['passed'], True)

self.assertEqual(test['name'], 'test.test_points.TestPoints.test_somepoints')

self.assertEqual(test['points'], ['1.1'])

self.assertEqual(test['message'], '')

self.assertEqual(test['backtrace'], [])

def test_project_with_class_points(self):

sb = Popen(self.command, cwd=self.cwd('class_points'), stdout=self.devnull, stderr=self.devnull)

sb.wait()

with open(self.results_path('class_points')) as file:

data = json.load(file)

self.assertEqual(data[0]['points'], ['1.5'])

self.assertEqual(data[1]['points'], ['1.5'])

def test_failing_tests_fail(self):

sb = Popen(self.command, cwd=self.cwd('failing'), stdout=self.devnull, stderr=self.devnull)

sb.wait()

with open(self.results_path('failing')) as file:

data = json.load(file)

self.assertEqual(data[0]['status'], 'failed')

self.assertEqual(data[0]['passed'], False)

def test_erroring_tests_error(self):

sb = Popen(self.command, cwd=self.cwd('erroring'), stdout=self.devnull, stderr=self.devnull)

sb.wait()

with open(self.results_path('erroring')) as file:

data = json.load(file)

self.assertEqual(data[0]['status'], 'errored')

self.assertEqual(data[0]['passed'], False)

def test_multiple_files(self):

sb = Popen(self.command, cwd=self.cwd('multiple_files'), stdout=self.devnull, stderr=self.devnull)

sb.wait()

with open(self.results_path('multiple_files')) as file:

data = json.load(file)

self.assertEqual(len(data), 2)

def test_complex_exercise(self):

sb = Popen(self.command, cwd=self.cwd('complex'), stdout=self.devnull, stderr=self.devnull)

sb.wait()

with open(self.results_path('complex')) as file:

data = json.load(file)

self.assertEqual(len(data), 38)

for datum in data:

self.assertEqual(datum['status'], 'passed')

if __name__ == '__main__':

unittest.main()