def test_size_recursion(self):
cl = CourseList()
for i in range(1000, 1010):
cl.insert(Course(i, "Test", 1.0, 1.0))
RecursionCounter.recursion_count = 0
cl.size()
self.assertGreater(RecursionCounter.recursion_count, 9)
def test_remove_all(self):
cl = CourseList()
cl.insert(Course(1000))
for _ in range(20):
cl.insert(Course(1200))
cl.insert(Course(1800))
self.assertEqual(cl.size(), 22)
cl.remove_all(1200)
self.assertEqual(cl.size(), 2)
def test_remove_all():
cl = CourseList()
cl.insert(Course(1000, "", 0.0, 0.0))
for _ in range(20):
cl.insert(Course(1200, "", 0.0, 0.0))
cl.insert(Course(1800, "", 0.0, 0.0))
assert cl.size() == 22
cl.remove_all(1200)
assert cl.size() == 2
def test_empty_courselist(self):
cl = CourseList()
self.assertIsNone(cl.head)
self.assertEqual(cl.size(), 0)
self.assertAlmostEqual(cl.calculate_gpa(), 0.0)
self.assertAlmostEqual(cl.calculate_gpa(), 0.0)
self.assertTrue(cl.is_sorted())
def test_empty_courselist():
cl = CourseList()
assert cl.head == None
assert cl.size() == 0
assert cl.calculate_gpa() == 0.0
assert cl.calculate_gpa() == 0.0
assert cl.is_sorted()
def test_insert(self):
random.seed(0)
cl = CourseList()
for i in range(37):
cl.insert(Course(random.randrange(1000, 7000), "test", 1.0, 2.0))
self.assertEqual(cl.size(), 37)
self.assertTrue(cl.is_sorted())
def test_insert():
random.seed(0)
cl = CourseList()
for _ in range(37):
cl.insert(Course(random.randrange(1000, 7000), "test", 1.0, 2.0))
assert cl.size() == 37
assert cl.is_sorted()
def main ():
filePath = "data.txt" # path of file to access.
file = open(filePath) # opens file.
lines = len(file.readlines()) # accesses number of lines in data file.
file = open(filePath) # reopens data file.
number = 0 # temporary variable for class number.
name = " " # temporary variable for class name.
credit = 0 # temporary variable for credit hours.
grade = 0.0 # temporary variable for grades.
schedule = CourseList(None) # empty CourseList object.
for x in range(lines - 1): # for loop parsing each line of data file.
firstLine = file.readline()
comma = firstLine.index(',')
number = firstLine[0:comma] # accesses class number.
firstLine = firstLine[comma + 1:len(firstLine)]
comma = firstLine.index(',')
name = firstLine[0:comma] # accesses class name.
firstLine = firstLine[comma + 1:len(firstLine)]
comma = firstLine.index(',')
credit = firstLine[0:comma] # accesses credit hours.
firstLine = firstLine[comma + 1:len(firstLine)]
grade = firstLine # accesses grade.
schedule.insert(Course(int(number), name, float(credit), float(grade), None)) # inserts a Course object into the CourseList object using parsed data.
firstLine = file.readline() # repeats parsing process for last line of the data file.
comma = firstLine.index(',')
number = firstLine[0:comma]
firstLine = firstLine[comma + 1:len(firstLine)]
comma = firstLine.index(',')
name = firstLine[0:comma]
firstLine = firstLine[comma + 1:len(firstLine)]
comma = firstLine.index(',')
credit = firstLine[0:comma]
firstLine = firstLine[comma + 1:len(firstLine)]
grade = firstLine
schedule.insert(Course(int(number), name, int(credit), float(grade), None)) # inserts last Course object.
print("Current List: (", schedule.size(), ")") # prints out current CourseList object size.
print("\n")
print(schedule) # prints current CourseList with inserted courses.
print("\n\n\n")
print("Cumulative GPA: ", schedule.calculate_gpa()) # prints out cumulative GPA.
def test_remove(self):
random.seed(0)
cl = CourseList()
courseNumbers = []
for _ in range(37):
courseNumbers.append(random.randrange(1000, 7000))
for number in courseNumbers:
cl.insert(Course(number, "test", 1.0, 2.0))
course = cl.find(courseNumbers[0])
self.assertEqual(course.number(), courseNumbers[0])
course = cl.find(courseNumbers[10])
self.assertEqual(course.number(), courseNumbers[10])
course = cl.find(courseNumbers[36])
self.assertEqual(course.number(), courseNumbers[36])
for i in range(0, 30, 3):
cl.remove(courseNumbers[i])
self.assertEqual(cl.size(), 27)
self.assertTrue(cl.is_sorted())
def test_remove():
random.seed(0)
cl = CourseList()
courseNumbers = []
for _ in range(37):
courseNumbers.append(random.randrange(1000, 7000))
for number in courseNumbers:
cl.insert(Course(number, "test", 1.0, 2.0))
course = cl.find(courseNumbers[0])
assert course.number() == courseNumbers[0]
course = cl.find(courseNumbers[10])
assert course.number() == courseNumbers[10]
course = cl.find(courseNumbers[36])
assert course.number() == courseNumbers[36]
for i in range(0, 30, 3):
cl.remove(courseNumbers[i])
assert cl.size() == 27
assert cl.is_sorted()
