def test300_950_ShouldRaiseExceptionOnTooHighTails(self):
myT = TCurve(10)
try:
myT.p(42,3)
self.fail()
except ValueError as myException:
self.assertTrue(myException.args[0].startswith("E03:"))
def test300_970_ShouldRaiseExceptionOnNonIntegerTails(self):
myT = TCurve(10)
try:
myT.p(42,"1")
self.fail()
except ValueError as myException:
self.assertTrue(myException.args[0].startswith("E03:"))
def test300_930_ShouldRaiseExceptionOnLowT(self):
myT = TCurve(10)
try:
myT.p(-1)
self.fail()
except ValueError as myException:
self.assertTrue(myException.args[0].startswith("E02:"))
def __testP(self, n, t, tails, ep):
tc = TCurve(n)
self.assertIsNotNone(tc, "Constructor failed on n=" + str(n) + ". Returned None.")
right = 0
s = 0.0
avg = 0.0
results = []
for i in range(0, 5):
i = i
if tails is None:
p = tc.p(t)
else:
p = tc.p(t, tails)
results.append(round(p, 4))
s = s + p
error = math.fabs(ep - p) / ep
if error <= self.epsilon:
right = right + 1
# self.assertAlmostEqual(p, ep, self.precision, "Error in calculating p(" + str(t) + "," + str(tails) + "). Expected " + str(ep) + " got back " + str(p))
if right < 4:
avg = s / 5.0
avg = round(avg, 3)
resultsList = ""
results.sort()
while len(results) > 0:
resultsList += str(results.pop(0)) + ","
self.assertAlmostEqual(
avg,
ep,
self.precision,
"Error in calculating p("
+ str(t)
+ ","
+ str(tails)
+ "). Failed "
+ str(int(5 - right))
+ " times, so checked the average of the results. Expected "
+ str(ep)
+ ", but the average of the p()'s was "
+ str(avg)
+ " ["
+ resultsList
+ "]",
)
else:
self.assertGreaterEqual(
right,
4,
"Error in calculating p(). Only returned an acceptable answer " + str(int(right)) + " out of 5 times.",
)
def test300_020_ShouldInvokePWithNoTails(self):
myT = TCurve(10)
self.assertIsInstance(myT.p(0.1), float)
def test300_010_ShouldInvokePWithTwoParms(self):
myT = TCurve(10)
self.assertIsInstance(myT.p(0.1, 1), float)
def testN49(self):
tc = TCurve(49)
self.assertIsNotNone(tc, "Constructor failed on n=49. Returned None.")
n = tc.n()
self.assertEqual(tc.n(), 49, "Invalid value of n returned. Expected 49, got back " + str(n))
def testN25(self):
tc = TCurve(25)
self.assertIsNotNone(tc, "Constructor failed on n=25. Returned None.")
n = tc.n()
self.assertEqual(tc.n(), 25, "Invalid value of n returned. Expected 25, got back " + str(n))
def testN3(self):
tc = TCurve(3)
self.assertIsNotNone(tc, "Constructor failed on n=3. Returned None.")
n = tc.n()
self.assertEqual(tc.n(), 3, "Invalid value of n returned. Expected 3, got back " + str(n))
