def test_pre_conditions(self):
try:
_ = cut_by_characters(text="ABAB", seg_size=0, overlap=0,
last_prop=1)
raise AssertionError("Larger than zero error did not raise")
except AssertionError as error:
assert str(error) == SEG_NON_POSITIVE_MESSAGE
try:
_ = cut_by_characters(text="ABAB", seg_size=2, overlap=-1,
last_prop=1)
raise AssertionError("None negative error did not raise")
except AssertionError as error:
assert str(error) == NEG_OVERLAP_LAST_PROP_MESSAGE
try:
_ = cut_by_characters(text="ABAB", seg_size=2, overlap=0,
last_prop=-1)
raise AssertionError("None negative error did not raise")
except AssertionError as error:
assert str(error) == NEG_OVERLAP_LAST_PROP_MESSAGE
try:
_ = cut_by_characters(text="ABAB", seg_size=2, overlap=2,
last_prop=1)
raise AssertionError("Overlap size error did not raise")
except AssertionError as error:
assert str(error) == LARGER_SEG_SIZE_MESSAGE
def test_empty_string(self):
assert cut_by_characters(text="", seg_size=10, overlap=5,
last_prop=1) == [""]
assert cut_by_characters(text=" ",
seg_size=100,
overlap=0,
last_prop=0.5) == [" "]
def test_string_overlap(self):
assert cut_by_characters(text="WORD", seg_size=2, overlap=0,
last_prop=1) == ["WO", "RD"]
assert cut_by_characters(text="ABBA", seg_size=2, overlap=1,
last_prop=1) == ["AB", "BB", "BA"]
assert cut_by_characters(text="ABCDE", seg_size=3, overlap=2,
last_prop=1) == ["ABC", "BCD", "CDE"]
assert cut_by_characters(text="ABCDEF", seg_size=4, overlap=3,
last_prop=1) == ["ABCD", "BCDE", "CDEF"]
def test_string_seg_size(self):
assert cut_by_characters(text="ABABABAB", seg_size=10, overlap=0,
last_prop=1) == ["ABABABAB"]
assert cut_by_characters(text="ABABABAB", seg_size=2, overlap=0,
last_prop=1) == ["AB", "AB", "AB", "AB"]
assert cut_by_characters(text="ABABABAB", seg_size=3, overlap=0,
last_prop=1) == ["ABA", "BABAB"]
assert cut_by_characters(text="A", seg_size=100, overlap=0,
last_prop=1) == ["A"]
assert cut_by_characters(text="ABCD",
seg_size=1, overlap=0,
last_prop=1) == ["A", "B", "C", "D"]
def test_string_all_funcs(self):
assert cut_by_characters(text="ABABABABABA",
seg_size=4,
overlap=1,
last_prop=0.5) == [
"ABAB", "BABA", "ABAB", "BA"
]
def test_string_overlap(self):
assert cut_by_characters(text="WORD",
seg_size=2,
overlap=0,
last_prop=1) == ["WO", "RD"]
assert cut_by_characters(text="ABBA",
seg_size=2,
overlap=1,
last_prop=1) == ["AB", "BB", "BA"]
assert cut_by_characters(text="ABCDE",
seg_size=3,
overlap=2,
last_prop=1) == ["ABC", "BCD", "CDE"]
assert cut_by_characters(text="ABCDEF",
seg_size=4,
overlap=3,
last_prop=1) == ["ABCD", "BCDE", "CDEF"]
def test_string_last_prop(self):
assert cut_by_characters(text="ABABABABABA",
seg_size=5,
overlap=0,
last_prop=0.2) == ["ABABA", "BABAB", "A"]
assert cut_by_characters(text="ABABABABABA",
seg_size=5,
overlap=0,
last_prop=0.21) == ["ABABA", "BABABA"]
assert cut_by_characters(text="ABABABABABA",
seg_size=5,
overlap=0,
last_prop=2) == ["ABABABABABA"]
assert cut_by_characters(text="ABCDEFGHIJKL",
seg_size=3,
overlap=0,
last_prop=2) == ["ABC", "DEF", "GHIJKL"]
assert cut_by_characters(text="ABCDEFGHIJKL",
seg_size=3,
overlap=0,
last_prop=5) == ["ABCDEFGHIJKL"]
assert cut_by_characters(text="ABCDEFGHIJKL",
seg_size=3,
overlap=0,
last_prop=.2) == ["ABC", "DEF", "GHI", "JKL"]
assert cut_by_characters(text="ABCDEFGHIJKL",
seg_size=3,
overlap=0,
last_prop=.5) == ["ABC", "DEF", "GHI", "JKL"]
def test_string_seg_size(self):
assert cut_by_characters(text="ABABABAB",
seg_size=10,
overlap=0,
last_prop=1) == ["ABABABAB"]
assert cut_by_characters(text="ABABABAB",
seg_size=2,
overlap=0,
last_prop=1) == ["AB", "AB", "AB", "AB"]
assert cut_by_characters(text="ABABABAB",
seg_size=3,
overlap=0,
last_prop=1) == ["ABA", "BABAB"]
assert cut_by_characters(text="A",
seg_size=100,
overlap=0,
last_prop=1) == ["A"]
assert cut_by_characters(text="ABCD",
seg_size=1,
overlap=0,
last_prop=1) == ["A", "B", "C", "D"]
def test_pre_conditions(self):
try:
_ = cut_by_characters(text="ABAB",
seg_size=0,
overlap=0,
last_prop=1)
raise AssertionError("Larger than zero error did not raise")
except AssertionError as error:
assert str(error) == SEG_NON_POSITIVE_MESSAGE
try:
_ = cut_by_characters(text="ABAB",
seg_size=2,
overlap=-1,
last_prop=1)
raise AssertionError("None negative error did not raise")
except AssertionError as error:
assert str(error) == NEG_OVERLAP_LAST_PROP_MESSAGE
try:
_ = cut_by_characters(text="ABAB",
seg_size=2,
overlap=0,
last_prop=-1)
raise AssertionError("None negative error did not raise")
except AssertionError as error:
assert str(error) == NEG_OVERLAP_LAST_PROP_MESSAGE
try:
_ = cut_by_characters(text="ABAB",
seg_size=2,
overlap=2,
last_prop=1)
raise AssertionError("Overlap size error did not raise")
except AssertionError as error:
assert str(error) == LARGER_SEG_SIZE_MESSAGE
def test_string_last_prop(self):
assert cut_by_characters(text="ABABABABABA", seg_size=5, overlap=0,
last_prop=0.2) == ["ABABA", "BABAB", "A"]
assert cut_by_characters(text="ABABABABABA", seg_size=5, overlap=0,
last_prop=0.21) == ["ABABA", "BABABA"]
assert cut_by_characters(text="ABABABABABA", seg_size=5, overlap=0,
last_prop=2) == ["ABABABABABA"]
assert cut_by_characters(text="ABCDEFGHIJKL", seg_size=3, overlap=0,
last_prop=2) == ["ABC", "DEF", "GHIJKL"]
assert cut_by_characters(text="ABCDEFGHIJKL", seg_size=3, overlap=0,
last_prop=5) == ["ABCDEFGHIJKL"]
assert cut_by_characters(text="ABCDEFGHIJKL", seg_size=3, overlap=0,
last_prop=.2) == ["ABC", "DEF", "GHI", "JKL"]
assert cut_by_characters(text="ABCDEFGHIJKL", seg_size=3, overlap=0,
last_prop=.5) == ["ABC", "DEF", "GHI", "JKL"]
def test_empty_string(self):
assert cut_by_characters(text="", seg_size=10, overlap=5,
last_prop=1) == [""]
assert cut_by_characters(text=" ", seg_size=100, overlap=0,
last_prop=0.5) == [""]
def test_string_all_funcs(self):
assert cut_by_characters(text="ABABABABABA", seg_size=4, overlap=1,
last_prop=0.5) == ["ABAB", "BABA", "ABAB",
"BA"]