def test_single_member():
assert binary_search.binary_search([7], misc_tools.identity_function, 7,
binary_search.LOW) == 7
assert binary_search.binary_search([7], misc_tools.identity_function, 7,
binary_search.HIGH) == 7
assert binary_search.binary_search([7], misc_tools.identity_function, 7,
binary_search.HIGH_IF_BOTH) == 7
assert binary_search.binary_search([7], misc_tools.identity_function, 7,
binary_search.LOW_IF_BOTH) == 7
assert binary_search.binary_search([7], misc_tools.identity_function, 7,
binary_search.EXACT) == 7
assert binary_search.binary_search([7], misc_tools.identity_function, 7,
binary_search.BOTH) == (7, 7)
assert binary_search.binary_search([7], misc_tools.identity_function, 7,
binary_search.CLOSEST) == 7
assert binary_search.binary_search([7], misc_tools.identity_function, 7,
binary_search.CLOSEST_IF_BOTH) == 7
assert binary_search.binary_search([7], misc_tools.identity_function, 7,
binary_search.LOW_OTHERWISE_HIGH) == 7
assert binary_search.binary_search([7], misc_tools.identity_function, 7,
binary_search.HIGH_OTHERWISE_LOW) == 7
def test():
'''Test the basic workings of `binary_search`.'''
my_list = [0, 1, 2, 3, 4]
assert binary_search.binary_search(my_list, misc_tools.identity_function,
3, binary_search.EXACT) == 3
assert binary_search.binary_search(my_list, misc_tools.identity_function,
3.2, binary_search.CLOSEST) == 3
assert binary_search.binary_search(my_list, misc_tools.identity_function,
3.2, binary_search.LOW) == 3
assert binary_search.binary_search(my_list, misc_tools.identity_function,
3.2, binary_search.HIGH) == 4
assert binary_search.binary_search(my_list, misc_tools.identity_function,
3.2, binary_search.BOTH) == (3, 4)
assert binary_search.binary_search(my_list, misc_tools.identity_function,
-5, binary_search.BOTH) == (None, 0)
assert binary_search.binary_search(my_list, misc_tools.identity_function,
-5, binary_search.LOW) == None
assert binary_search.binary_search(my_list, misc_tools.identity_function,
-5, binary_search.HIGH) == 0
assert binary_search.binary_search(my_list, misc_tools.identity_function,
-5,
binary_search.HIGH_OTHERWISE_LOW) == 0
assert binary_search.binary_search(my_list, misc_tools.identity_function,
-5,
binary_search.LOW_OTHERWISE_HIGH) == 0
assert binary_search.binary_search(my_list, misc_tools.identity_function,
100, binary_search.BOTH) == (4, None)
assert binary_search.binary_search(my_list, misc_tools.identity_function,
100, binary_search.LOW) == 4
assert binary_search.binary_search(my_list, misc_tools.identity_function,
100, binary_search.HIGH) == None
assert binary_search.binary_search(my_list, misc_tools.identity_function,
100,
binary_search.LOW_OTHERWISE_HIGH) == 4
assert binary_search.binary_search(my_list, misc_tools.identity_function,
100,
binary_search.HIGH_OTHERWISE_LOW) == 4
assert binary_search.binary_search_by_index([(number * 10)
for number in my_list],
misc_tools.identity_function,
32,
binary_search.BOTH) == (3, 4)
assert binary_search.binary_search([], misc_tools.identity_function, 32,
binary_search.BOTH) == (None, None)
assert binary_search.binary_search(
[],
misc_tools.identity_function,
32,
) == None
def test_single_member():
assert binary_search.binary_search(
[7],
7,
misc_tools.identity_function,
binary_search.LOW
) == 7
assert binary_search.binary_search(
[7],
7,
misc_tools.identity_function,
binary_search.HIGH
) == 7
assert binary_search.binary_search(
[7],
7,
misc_tools.identity_function,
binary_search.HIGH_IF_BOTH
) == 7
assert binary_search.binary_search(
[7],
7,
misc_tools.identity_function,
binary_search.LOW_IF_BOTH
) == 7
assert binary_search.binary_search(
[7],
7,
misc_tools.identity_function,
binary_search.EXACT
) == 7
assert binary_search.binary_search(
[7],
7,
misc_tools.identity_function,
binary_search.BOTH
) == (7, 7)
assert binary_search.binary_search(
[7],
7,
misc_tools.identity_function,
binary_search.CLOSEST
) == 7
assert binary_search.binary_search(
[7],
7,
misc_tools.identity_function,
binary_search.CLOSEST_IF_BOTH
) == 7
assert binary_search.binary_search(
[7],
7,
misc_tools.identity_function,
binary_search.LOW_OTHERWISE_HIGH
) == 7
assert binary_search.binary_search(
[7],
7,
misc_tools.identity_function,
binary_search.HIGH_OTHERWISE_LOW
) == 7
def test():
'''Test the basic workings of `binary_search`.'''
my_list = [0, 1, 2, 3, 4]
assert binary_search.binary_search(
my_list,
3,
misc_tools.identity_function,
binary_search.EXACT
) == 3
assert binary_search.binary_search(
my_list,
3.2,
misc_tools.identity_function,
binary_search.CLOSEST
) == 3
assert binary_search.binary_search(
my_list,
3.2,
misc_tools.identity_function,
binary_search.LOW
) == 3
assert binary_search.binary_search(
my_list,
3.2,
misc_tools.identity_function,
binary_search.HIGH
) == 4
assert binary_search.binary_search(
my_list,
3.2,
misc_tools.identity_function,
binary_search.BOTH
) == (3, 4)
assert binary_search.binary_search(
my_list,
-5,
misc_tools.identity_function,
binary_search.BOTH
) == (None, 0)
assert binary_search.binary_search(
my_list,
-5,
misc_tools.identity_function,
binary_search.LOW
) == None
assert binary_search.binary_search(
my_list,
-5,
misc_tools.identity_function,
binary_search.HIGH
) == 0
assert binary_search.binary_search(
my_list,
-5,
misc_tools.identity_function,
binary_search.HIGH_OTHERWISE_LOW
) == 0
assert binary_search.binary_search(
my_list,
-5,
misc_tools.identity_function,
binary_search.LOW_OTHERWISE_HIGH
) == 0
assert binary_search.binary_search(
my_list,
100,
misc_tools.identity_function,
binary_search.BOTH
) == (4, None)
assert binary_search.binary_search(
my_list,
100,
misc_tools.identity_function,
binary_search.LOW
) == 4
assert binary_search.binary_search(
my_list,
100,
misc_tools.identity_function,
binary_search.HIGH
) == None
assert binary_search.binary_search(
my_list,
100,
misc_tools.identity_function,
binary_search.LOW_OTHERWISE_HIGH
) == 4
assert binary_search.binary_search(
my_list,
100,
misc_tools.identity_function,
binary_search.HIGH_OTHERWISE_LOW
) == 4
assert binary_search.binary_search_by_index(
[(number * 10) for number in my_list],
32,
misc_tools.identity_function,
binary_search.BOTH
) == (3, 4)
assert binary_search.binary_search(
[],
32,
misc_tools.identity_function,
binary_search.BOTH
) == (None, None)
assert binary_search.binary_search(
[],
32,
misc_tools.identity_function,
) == None
