def test_Insert(self):
"""unit tests for insert function that insert an interval to an insert list successfully"""
intlist = [interval('[-1,2]'), interval('(4, 8]'), interval('[10,20]')]
newint = interval('[3,10]')
insertlist = [interval('[-1,20]')]
self.assertEqual(insert(intlist, newint), insertlist)
def test_Insert(self):
"""unit tests for insert function that insert an interval to an insert list successfully"""
intlist = [interval('[-1,2]'), interval('(4, 8]'), interval('[10,20]')]
newint = interval('[3,10]')
insertlist = [interval('[-1,20]')]
self.assertEqual(insert(intlist, newint), insertlist)
def test_mergeIntervals_success(self):
"""unit tests for mergeIntevals function
test function mergeIntervals could merge correctly when two input intervals overlap or adjacent"""
int1 = interval('[1,2]')
int2 = interval('[2,3]')
int3 = interval('(2,4]')
int4 = interval('[0,4]')
int5 = interval('[2,6]')
int12 = interval('[1,3]')
merge12 = mergeIntervals(int1, int2)
self.assertEqual(int12, merge12)
int13 = interval('[1,4]')
merge13 = mergeIntervals(int1, int3)
self.assertEqual(int13, merge13)
int14 = interval('[0,4]')
merge14 = mergeIntervals(int1, int4)
self.assertEqual(int14, merge14)
int45 = interval('(1,6]')
merge45 = mergeIntervals(int4, int5)
self.assertEqual(int45, merge45)
def test_mergeIntervals_success(self):
"""unit tests for mergeIntevals function
test function mergeIntervals could merge correctly when two input intervals overlap or adjacent"""
int1 = interval('[1,2]')
int2 = interval('[2,3]')
int3 = interval('(2,4]')
int4 = interval('[0,4]')
int5 = interval('[2,6]')
int12 = interval('[1,3]')
merge12 = mergeIntervals(int1, int2)
self.assertEqual(int12, merge12)
int13 = interval('[1,4]')
merge13 = mergeIntervals(int1, int3)
self.assertEqual(int13, merge13)
int14 = interval('[0,4]')
merge14 = mergeIntervals(int1, int4)
self.assertEqual(int14, merge14)
int45 = interval('(1,6]')
merge45 = mergeIntervals(int4, int5)
self.assertEqual(int45, merge45)
def test_mergeIntervals_fail(self):
"""unit tests for mergeIntevals function
test two input intervals could not be merged"""
int1 = interval('[1,2)')
int2 = interval('[-2,-1]')
int3 = interval('(2,5]')
with self.assertRaises(IntervalsNotOverlap):
self.interval = mergeIntervals(int1, int2)
with self.assertRaises(IntervalsNotOverlap):
self.interval = mergeIntervals(int1, int3)
with self.assertRaises(IntervalsNotOverlap):
self.interval = mergeIntervals(int1, int2)
def test_mergeIntervals_fail(self):
"""unit tests for mergeIntevals function
test two input intervals could not be merged"""
int1 = interval('[1,2)')
int2 = interval('[-2,-1]')
int3 = interval('(2,5]')
with self.assertRaises(IntervalsNotOverlap):
self.interval = mergeIntervals(int1, int2)
with self.assertRaises(IntervalsNotOverlap):
self.interval = mergeIntervals(int1, int3)
with self.assertRaises(IntervalsNotOverlap):
self.interval = mergeIntervals(int1, int2)
def loop():
while raw_input('List of intervals? ') not in ('quit()', 'q'):
listintervalsinput = re.findall(r'[\[(]+[-+]?\d+,+[-+]?\d+[\])]',
raw_input('List of intervals? '))
if len(listintervalsinput) == 0:
continue
else:
objectlistinterval = []
if isinstance(listintervalsinput,
list) and len(listintervalsinput) > 0:
for i in range(len(listintervalsinput)):
try:
objectlistinterval.append(
interval(listintervalsinput[i]))
except ClassIntervalDefinitionException:
print 'Interval %s not defined appropiatedly, error %s. Try again. \n' % (
i, ClassIntervalDefinitionException.msg)
break
while raw_input('Interval? ') not in ('quit()', 'q'):
intervalnew = re.findall(r'[\[(]+[-+]?\d+,+[-+]?\d+[\])]',
raw_input('Interval? '))
if len(intervalnew) == 1:
try:
intervalnewi = interval(intervalnew)
except ClassIntervalDefinitionException:
print 'Interval input is not defined appropiatedly, error. Try again.'
try:
objectlistinterval = interval.insert(
objectlistinterval, intervalnewi)
except ClassIntervalOperationException:
pass
listforoverlap = objectlistinterval
listforoverlap.insert(0, intervalnewi)
try:
objectlistinterval = interval.mergeOverlapping(
listforoverlap)
except ClassIntervalOperationException:
print 'No possible union'
else:
print 'Quitting'
else:
print 'Not a list! Enter intervals in list'
else:
print 'Quitting'
def test_invalidinterval(self):
"""unit tests for the interval constructor
Test the creation of invalid inputs to the Interval constructor."""
invalid_interval = ['[a,1]', 'a', '[1,2][', '', '()', '(1,1)', '(3,4)']
intervals = []
for item in intervals:
with self.assertRaises(InvalidIntervals):
self.interval = interval(item)
def test_invalidinterval(self):
"""unit tests for the interval constructor
Test the creation of invalid inputs to the Interval constructor."""
invalid_interval = ['[a,1]', 'a', '[1,2][', '', '()', '(1,1)', '(3,4)']
intervals = []
for item in intervals:
with self.assertRaises(InvalidIntervals):
self.interval = interval(item)
def test_mergeOverlapping(self):
"""unit tests for mergeOverlapping function
test function mergeOverlapping could merge correctly"""
intlist = [interval('[1,2]'), interval('[2,3]'), interval('[-1,2]'), interval('(4, 8]'), interval('[10,20]')]
#expected return list of intervals after calling mergeOverlapping function
mergelist = [interval('[-1,3]'), interval('(4, 8]'), interval('[10,20]')]
self.assertEqual(mergeOverlapping(intlist), mergelist)
def loop():
while raw_input('List of intervals? ') not in ('quit()','q'):
listintervalsinput=re.findall(r'[\[(]+[-+]?\d+,+[-+]?\d+[\])]', raw_input('List of intervals? '))
if len(listintervalsinput) == 0:
continue
else:
objectlistinterval=[]
if isinstance(listintervalsinput,list) and len(listintervalsinput) > 0:
for i in range(len(listintervalsinput)):
try:
objectlistinterval.append(interval(listintervalsinput[i]))
except ClassIntervalDefinitionException:
print 'Interval %s not defined appropiatedly, error %s. Try again. \n' %(i,ClassIntervalDefinitionException.msg)
break
while raw_input('Interval? ') not in ('quit()','q'):
intervalnew=re.findall(r'[\[(]+[-+]?\d+,+[-+]?\d+[\])]',raw_input('Interval? '))
if len(intervalnew)==1:
try:
intervalnewi=interval(intervalnew)
except ClassIntervalDefinitionException:
print 'Interval input is not defined appropiatedly, error. Try again.'
try:
objectlistinterval = interval.insert(objectlistinterval,intervalnewi)
except ClassIntervalOperationException:
pass
listforoverlap=objectlistinterval
listforoverlap.insert(0,intervalnewi)
try:
objectlistinterval = interval.mergeOverlapping(listforoverlap)
except ClassIntervalOperationException:
print 'No possible union'
else:
print 'Quitting'
else:
print 'Not a list! Enter intervals in list'
else:
print 'Quitting'
def loadOutputFromFileSystem(self, filename):
with open(filename, 'r') as file:
line = file.readline().strip()
nameFig = line.replace("name of the figure:", "")
line = file.readline().strip()
noIntervals = int(line.replace("number of intervals:", ""))
intervals = []
for j in range(0, noIntervals):
line = file.readline().strip().split(" ")
params = []
for z in range(1, len(line)):
params.append(float(line[z]))
intervals.append(interval(params, line[0]))
return figure(intervals, nameFig, 0)
def test_validinteval(self):
"""unit tests for the interval constructor
Test the creation of valid inputs to the Interval constructor."""
validinterval = ['[1,2]', '(2,5)', '[2,4)','(5,7]', #intervals with [], [), (], ()
'[-2,-1]', '[-4,-2)', '(-5,-2]', '(-6, -2)', # intervals with neggtive numbers
'[2,2]', '[-1,-1]',
'[ 0, 1]', '[1, 2]', ' [ 2, 3 ] ',#intervals with whitespace
'[00, +11]' #intervals leading with 0
]
intervals = [interval(item) for item in validinterval]
self.assertEqual(len(validinterval), len(intervals))
def test_mergeOverlapping(self):
"""unit tests for mergeOverlapping function
test function mergeOverlapping could merge correctly"""
intlist = [
interval('[1,2]'),
interval('[2,3]'),
interval('[-1,2]'),
interval('(4, 8]'),
interval('[10,20]')
]
#expected return list of intervals after calling mergeOverlapping function
mergelist = [
interval('[-1,3]'),
interval('(4, 8]'),
interval('[10,20]')
]
self.assertEqual(mergeOverlapping(intlist), mergelist)
def test_validinteval(self):
"""unit tests for the interval constructor
Test the creation of valid inputs to the Interval constructor."""
validinterval = [
'[1,2]',
'(2,5)',
'[2,4)',
'(5,7]', #intervals with [], [), (], ()
'[-2,-1]',
'[-4,-2)',
'(-5,-2]',
'(-6, -2)', # intervals with neggtive numbers
'[2,2]',
'[-1,-1]',
'[ 0, 1]',
'[1, 2]',
' [ 2, 3 ] ', #intervals with whitespace
'[00, +11]' #intervals leading with 0
]
intervals = [interval(item) for item in validinterval]
self.assertEqual(len(validinterval), len(intervals))
