class TestRandomC:
"""Define a julia set with a random c seed value, test interface"""
def setup(self):
"""Setup fixture is run before every test method separately"""
self.c = rand_range()
self.n = randint(2,100)
self.j = JuliaSet(self.c, self.n)
def test_c_value(self):
"""Test that c is an attribute"""
assert self.j.c == self.c
def test_n_value(self):
"""Test that n is an attribute"""
assert self.j.n == self.n
def test_juliamap(self):
"""Test that juliamap is implemented properly"""
z = rand_range()
print "z = ", z
print "z**2 = ", z**2
zcorrect = z**2 + self.c
print "z**2 + c = ", zcorrect
znew = self.j.juliamap(z)
print "juliamap(z) = ", znew
assert znew == zcorrect
def test_set_spacing(self):
"""Test that changing spacing works"""
print "Test original spacing _d = 0.001"
assert self.j._d == 0.001
print "Test new spacing of _d = 0.1"
self.j.set_spacing(0.1)
print "_d = ", self.j._d
assert self.j._d == 0.1
print "Test that complex plane is regenerated"
print "len(_complexplane) = ", self.j._complexplane.size
#print "len(_complexplane) = ", len(self.j._complexplane)
print "int(4.0 / 0.1)**2 = ", int(4.0 / 0.1)**2
assert self.j._complexplane.size == int(4.0 / 0.1)**2
#assert len(self.j._complexplane) == int(4.0 / 0.1)**2
def test_generate(self):
"""Test that generating the julia set works"""
self.j.set_spacing(0.1)
self.j.generate()
print "Test that j.set exists, and is of the same length as j._complexplane"
assert (len(self.j.set) == len(self.j._complexplane))
def main(argv):
date_img = False
tweet_img = True
img_path = "saves"
if len(argv) - 1 > 0:
i = 1
while i < len(argv):
if argv[i] == "--date_img":
date_img = True
elif argv[i] == "--no_tweet":
tweet_img = False
elif argv[i] == "--path":
if i != len(argv) - 1:
i += 1
img_path = argv[i]
else:
print("Unknown parameter: " + argv[i])
exit()
i += 1
ca = uniform(C_LIMIT[0], C_LIMIT[1])
cb = uniform(C_LIMIT[0], C_LIMIT[1])
set = JuliaSet(ca, cb, WIDTH, HEIGHT,
COLOR_MODES[randint(0,
len(COLOR_MODES) - 1)], date_img)
set.genImage(ITERATIONS, ZOOM)
set.saveImage(img_path)
if tweet_img:
keys = getkeys(tweet_img)
auth = tweepy.OAuthHandler(keys[0], keys[1])
auth.set_access_token(keys[2], keys[3])
api = tweepy.API(auth)
try:
status = f"Julia set generated on {set.date_stamp} at {set.time_stamp} {tzname[0]}\nIterations: {ITERATIONS}\nColoring mode: \"{set.c_mode}\"\nc = {ca} + {cb}i"
api.update_with_media(f"{img_path}/{set.file_name}", status)
print("Successfully tweeted.")
except tweepy.TweepError as e:
print(f'Tweepy error:\n {e.reason}')
def setup(self):
"""Setup fixture is run before every test method separately"""
self.c = rand_range()
self.n = randint(2,100)
self.j = JuliaSet(self.c, self.n)
