def given_no_information_when_asked_to_guess_test(): # given number_guesser = NumberGuesser() # when guessed_number = number_guesser.guess() # then assert guessed_number is None, 'there should be no guess.'
def given_one_datapoint_when_asked_to_guess_test():
number_guesser = NumberGuesser()
previously_chosen_number = 5
number_guesser.number_was(previously_chosen_number)
guessed_number = number_guesser.guess()
assert type(guessed_number) is int, 'the answer should be a number'
assert guessed_number == previously_chosen_number, 'the answer should be previously chosen number.'
def given_no_information_when_asked_to_guess_test():
# given
number_guesser = NumberGuesser()
# when
result = number_guesser.guess()
# then
assert result is None, "Then it should provide no result."
def given_no_information_when_asked_to_guess_test(): # given number_guesser = NumberGuesser() # when guessed_number = number_guesser.guess() # then assert guessed_number is None, 'there should be no guess.'
def given_multiple_datapoints_when_asked_to_guess_many_times_test():
number_guesser = NumberGuesser()
previously_chosen_numbers = [1,2,5]
number_guesser.numbers_were(previously_chosen_numbers)
guessed_numbers = [number_guesser.guess() for i in range(0,100)]
for guessed_number in guessed_numbers:
assert guessed_number in previously_chosen_numbers, 'every guess should be one of the previously chosen numbers'
assert len(set(guessed_numbers)) > 1, "It shouldn't always guess the same number"
def given_two_datapoints_when_asked_to_guess_test():
# given
number_guesser = NumberGuesser()
previously_chosen_numbers = [1, 2, 5]
number_guesser.numbers_were(previously_chosen_numbers)
# when
guessed_number = number_guesser.guess()
# then
assert guessed_number in previously_chosen_numbers, 'the guess should be one of the previously chosen numbers'
def given_one_datapoint_when_asked_to_guess_test(): #given number_guesser = NumberGuesser() previously_chosen_number = 5 number_guesser.number_was(previously_chosen_number) #when guessed_number = number_guesser.guess() #then assert type(guessed_number) is int, 'the answer should be a number' assert guessed_number == previously_chosen_number, 'the answer should be the previously chosen number.'
def given_multiple_datapoints_when_asked_to_guess_many_times_test():
#given
number_guesser = NumberGuesser()
previously_chosen_numbers = [1,2,5]
number_guesser.numbers_were(previously_chosen_numbers)
#when
guessed_numbers = [number_guesser.guess() for i in range(0,100)]
#then
for guessed_number in guessed_numbers:
assert guessed_number in previously_chosen_numbers, 'every guess should be one of the previously chosen numbers'
assert len(set(guessed_numbers)) > 1, "It shouldn't always guess the same number."
def given_no_information_when_asked_to_guess_test():
# given - Generally, 'Given this scenario'
# In this case, 'Given no prior information for NumberGuesser'
number_guesser = NumberGuesser()
# when - Generally, 'When this happens ...'
# In this case, 'When NumberGuesser guesses a number...'
result = number_guesser.guess()
# then
assert result is None, "Then it should provide no result."
def given_a_one_off_observation_followed_by_a_set_of_observations_test():
# given
number_guesser = NumberGuesser()
previously_chosen_numbers = [1, 2]
one_off_observation = 0
all_observations = previously_chosen_numbers + [one_off_observation]
number_guesser.number_was(one_off_observation)
number_guesser.numbers_were(previously_chosen_numbers)
# when
guessed_numbers = [number_guesser.guess() for i in range(0, 100)]
# then
for guessed_number in guessed_numbers:
assert guessed_number in all_observations, \
'every guess should be one of the previously chosen numbers'
# testSet = set(guessed_numbers)
assert len(set(guessed_numbers)) == len(all_observations), \
"It should eventually guess every number at least once."
def given_a_starting_set_of_observations_followed_by_a_one_off_observation_test():
number_guesser = NumberGuesser()
previously_chosen_numbers = [1, 2, 5]
number_guesser.numbers_were(previously_chosen_numbers)
one_off_observation = 0
number_guesser.number_was(one_off_observation)
guessed_numbers = [number_guesser.guess() for i in range(0, 100)]
for guessed_number in guessed_numbers:
assert guessed_number in previously_chosen_numbers + [one_off_observation], 'every guess should be one of the previously chosen numbers'
assert len(set(guessed_numbers)) > 1, "It shouldn't always guess the same number"
def given_a_starting_set_of_observations_followed_by_a_one_off_observation_test():
#given
number_guesser = NumberGuesser()
previously_chosen_numbers = [1,2,5]
number_guesser.numbers_were(previously_chosen_numbers)
one_off_observation = 0
number_guesser.number_was(one_off_observation)
#when
guessed_numbers = [number_guesser.guess() for i in range(0,100)]
#then
for guessed_number in guessed_numbers:
assert guessed_number in previously_chosen_numbers + [one_off_observation], 'every guess should be one of the previously chosen numbers'
assert len(set(guessed_numbers)) > 1, "It shouldn't always guess the same number."
def given_a_one_off_observation_followed_by_a_set_of_observations_test():
#given
number_guesser = NumberGuesser()
print number_guesser._guessed_numbers
previously_chosen_numbers = [1,2]
one_off_observation = 0
number_guesser.number_was(one_off_observation)
number_guesser.numbers_were(previously_chosen_numbers)
all_observations = previously_chosen_numbers + [one_off_observation]
#when
guessed_numbers = [number_guesser.guess() for i in range(0,100)]
#then
for guessed_number in guessed_numbers:
print guessed_number, all_observations
assert guessed_number in all_observations, 'every guess should be one of the previously chosen numbers'
assert len(set(guessed_numbers)) == len(all_observations), "It should eventually guess every number at least once."
def given_training_data_with_unique_values(): training_data = [3,1,4,5,7,6,2] number_guesser = NumberGuesser(training_data) result = number_guesser.guess() assert result in training_data, "Then, it should guess training values only."
def given_one_training_value_test(): training_data = [3] number_guesser = NumberGuesser(training_data) result = number_guesser.guess() assert result in training_data, "Then, it should guess training values only."
