def addGrade(self, cmd, debug = None):
'''
Checks if using some parameteres a grade can be added in the repository
Parameters:
cmd - contains the parts which compose a grade
debug - used only for testing
'''
parameters = Utility.splitParameters(cmd)
if parameters == None:
raise ValueError
if len(parameters) == 4 and len(parameters[0]) > 0 and len(parameters[1]) == 1 and len(parameters[2]) == 1 and len(parameters[3]) > 0:
disc = parameters[0][0]
for i in range(1, len(parameters[0])):
disc = disc + ' ' + parameters[0][i]
name = parameters[3][0]
for i in range(1, len(parameters[3])):
name = name + ' ' + parameters[0][i]
if Controller.isDuplicate(self, disc, "discipline") != -1 and Utility.isConvertableToInt(parameters[1][0]) and Controller.isDuplicate(self, int(parameters[1][0]), "studentID") != -1 and parameters[2][0]:
Repository.push(self._repository, Grade(disc, parameters[1][0], name, parameters[2][0]))
return
elif Controller.isDuplicate(self, disc, "discipline") == -1:
raise DuplicateDisciplineError
elif Controller.isDuplicate(self, int(parameters[1][0]), "studentID") == -1:
raise DuplicateIDError
raise ValueError
def _test_utility_splitParameters(self):
'''
Tests if splitting parameters works
'''
assert Utility.splitParameters(["test", ",", "test2"]) == [["test"], ["test2"]]
assert Utility.splitParameters([",", ","]) == [[], []]
assert Utility.splitParameters([",", "get"]) == [[], ["get"]]
assert Utility.splitParameters(["FP", ",", "1", ",", "5.5", ",", "Arthur"]) == [["FP"], ["1"], ["5.5"], ["Arthur"]]
assert Utility.splitParameters([5]) == None
def _test_utility_isFloat(self):
'''
Tests if detecting a float works (int is also considered float)
'''
assert Utility.isFloat(7.5) == True
assert Utility.isFloat(7) == True
assert Utility.isFloat("7") == False
assert Utility.isFloat(True) == True
assert Utility.isFloat(None) == False
def setGrade(self, new_gr):
'''
Checks if the grade is an integer from 0 to 10 and sets it, otherwise it does nothing
Parameters:
new_gr - the grade received
'''
if (Utility.isInt(new_gr) or Utility.isFloat(new_gr)) and new_gr >= 0 and new_gr <= 10.0:
self._grade = new_gr
elif Utility.isConvertableToFloat(new_gr) and float(new_gr) >= 0 and float(new_gr) <= 10.0:
self._grade = float(new_gr)
else:
return False
def setStudentID(self, new_st_id):
'''
Checks if the student ID is an integer and sets it, otherwise it does nothing
Parameters:
new_st_id - new student id
'''
if Utility.isInt(new_st_id) == True and new_st_id > 0:
self._studentID = new_st_id
elif Utility.isConvertableToInt(new_st_id) == True and int(new_st_id) > 0:
self._studentID = int(new_st_id)
else:
return False
def _test_utility_isConvertableToFloat(self):
'''
Tests if convertability to float works
'''
assert Utility.isConvertableToFloat("7") == True
assert Utility.isConvertableToFloat("7.5") == True
assert Utility.isConvertableToFloat("asdas") == False
assert Utility.isConvertableToFloat("7.57.5") == False
assert Utility.isConvertableToFloat([]) == False
assert Utility.isConvertableToFloat(7) == True
assert Utility.isConvertableToFloat(7.5) == True
assert Utility.isConvertableToFloat("7.") == False
def _test_utility_isInt(self):
'''
Tests if detecting a integer works
'''
assert Utility.isInt(7) == True
assert Utility.isInt("7") == False
assert Utility.isInt([]) == False
assert Utility.isInt(7.5) == False
assert Utility.isInt([7]) == False
assert Utility.isInt(True) == True
assert Utility.isInt(None) == False
assert Utility.isInt("") == False
def setTeacher(self, new_teach):
'''
Checks it the teacher's name is a string and sets it, otherwise it does nothing
Parameters:
new_teach - name of the teacher
'''
if Utility.isString(new_teach):
self._teacher = new_teach
else:
return False
def setDiscipline(self, new_disc):
'''
Checks if the new discipline is a string and sets it, otherwise it does nothing
Parameters:
new_disc - discipline
'''
if Utility.isString(new_disc) == True:
self._discipline = new_disc
else:
return False
def _test_utility_isString(self):
'''
Tests if detecting a string works
'''
assert Utility.isString("john") == True
assert Utility.isString(1) == False
assert Utility.isString("") == True
assert Utility.isString(" a ") == True
assert Utility.isString([]) == False
assert Utility.isString(7.5) == False
assert Utility.isString(True) == False
def _test_utility_isConvertableToInt(self):
'''
Tests if convertability to int works
'''
assert Utility.isConvertableToInt("7") == True
assert Utility.isConvertableToInt("7.5") == False
assert Utility.isConvertableToInt(7) == True
assert Utility.isConvertableToInt("D6B8") == False
assert Utility.isConvertableToInt("7.5.5") == False
assert Utility.isConvertableToInt([]) == False
def searchDiscipline(self, cmd):
'''
Searches for a discipline in the list
Parameters:
cmd - the name of the discipline
'''
parameters = Utility.splitParameters(cmd)
if len(parameters) > 0 and len(parameters[0]) > 1:
disc = parameters[0][0]
for i in range(1, len(parameters[0])):
disc = disc + ' ' + parameters[0][i]
pos = Controller.isDuplicate(self, disc, "discipline")
if pos == -1:
raise DuplicateDisciplineError
print ("Discipline found!")
raise ValueError
def addStudent(self, cmd):
'''
Checks if using some parameters a student can be added in the repository
Parameters:
cmd - contains the parts which compose a student
debug - used only for testing
'''
parameters = Utility.splitParameters(cmd)
if parameters == None:
raise ValueError
if len(parameters) == 1 and len(parameters[0]) > 0:
name = parameters[0][0]
for i in range(1, len(parameters[0])):
name = name + ' ' + parameters[0][i]
Repository.push(self._repository, Student(name, Controller.getID(self)))
return
raise ValueError
def addDiscipline(self, cmd, debug = None):
'''
Checks if using some parameters a discipline can be added in the repository
Parameters:
cmd - contains the parts which compose a discipline
debug - used only for testing
'''
parameters = Utility.splitParameters(cmd)
if parameters == None:
raise ValueError
if len(parameters) == 1 and len(parameters[0]) > 0:
disc = parameters[0][0]
for i in range(1, len(parameters[0])):
disc = disc + ' ' + parameters[0][i]
if Controller.isDuplicate(self, disc, "discipline") == -1:
Repository.push(self._repository, disc)
return
else:
raise DuplicateDisciplineError
raise ValueError