def test_maybe_joinable_different_lengths(self) -> None:
# the below (different length) is not supported even though transf2 could be represented by [EditTransformation("asdf", "", "foo")]
# a construction like this will never happen in current use cases, though
# (e.g. ("abc", "", "") + ("def", "foo", "bar") = ("abcdef", "foo", "bar") and ("abc", "foo", "bar") + ("", "hugo", "ilse") = ("abc", "foohugo", "barilse"))
subt1 = word_analysis.EditTransformation("", "", "foo")
subt2 = word_analysis.EditTransformation("asdf", "", "")
transf1 = word_analysis.WordTransformationSequence([subt1])
transf2 = word_analysis.WordTransformationSequence([subt2, subt1])
self.assertFalse(transf1.maybe_joinable(transf2))
self.assertFalse(transf2.maybe_joinable(transf1))
def test_join_unjoinable(self) -> None:
subt1 = word_analysis.EditTransformation("abc", "ba", "ge")
subt2 = word_analysis.EditTransformation("abc", "ba", "hugo")
subt3 = word_analysis.EditTransformation("abc", "ab", "ge")
transf1 = word_analysis.WordTransformationSequence([subt1])
transf2 = word_analysis.WordTransformationSequence([subt2])
transf3 = word_analysis.WordTransformationSequence([subt3])
with self.assertRaises(ValueError):
transf1.join(transf2)
transf2.join(transf1)
transf1.join(transf3)
transf3.join(transf1)
transf2.join(transf3)
transf3.join(transf2)
def test_equals(self) -> None:
transf1 = word_analysis.EditTransformation("", "ugo", "il")
transf2 = word_analysis.EditTransformation("", "ugo", "il")
transf3 = word_analysis.EditTransformation("", "ugo", "")
transf4 = word_analysis.EditTransformation("", "", "il")
transf5 = word_analysis.EditTransformation("foo", "ugo", "il")
transf5b = word_analysis.EditTransformation("foo", "ugo", "il")
transf6 = word_analysis.EditTransformation("oo", "ugo", "il")
transf7 = word_analysis.EditTransformation("oo", "ug", "il")
self.assertEquals(transf1, transf2)
self.assertEquals(transf2 ,transf1)
self.assertEquals(transf5, transf5b)
self.assertEquals(transf5b, transf5)
self.assertNotEquals(transf1, transf3)
self.assertNotEquals(transf3, transf1)
self.assertNotEquals(transf1, transf4)
self.assertNotEquals(transf4, transf1)
self.assertNotEquals(transf2, transf3)
self.assertNotEquals(transf5, transf1)
self.assertNotEquals(transf1, transf5)
self.assertNotEquals(transf5, transf6)
self.assertNotEquals(transf6, transf5)
self.assertNotEquals(transf6, transf7)
self.assertNotEquals(transf7, transf6)
self.assertNotEquals(transf1, word_analysis.WordTransformationSequence([transf1]))
def test_join(self) -> None:
subt1 = word_analysis.EditTransformation("abc", "", "ge")
subt2 = word_analysis.EditTransformation("dc", "", "ge")
subt3 = word_analysis.EditTransformation("hef", "ghi", "asdf")
transf1 = word_analysis.WordTransformationSequence([subt3, subt1])
transf11 = word_analysis.WordTransformationSequence([subt3, subt1])
self.assertEquals(transf1, transf1.join(transf11))
self.assertEquals(transf1, transf11.join(transf1))
transf2 = word_analysis.WordTransformationSequence([subt3, subt2])
transf3 = word_analysis.WordTransformationSequence([subt1, subt3])
transf4 = word_analysis.WordTransformationSequence([subt2, subt3])
expected12 = word_analysis.WordTransformationSequence([
word_analysis.EditTransformation("hef", "ghi", "asdf"),
word_analysis.EditTransformation("c", "", "ge")
])
joined12 = transf1.join(transf2)
joined21 = transf2.join(transf1)
self.assertEquals(expected12, joined12)
self.assertEquals(expected12, joined21)
expected34 = word_analysis.WordTransformationSequence([
word_analysis.EditTransformation("c", "", "ge"),
word_analysis.EditTransformation("hef", "ghi", "asdf")
])
joined34 = transf3.join(transf4)
joined43 = transf4.join(transf3)
self.assertEquals(expected34, joined34)
self.assertEquals(expected34, joined43)
joined11 = transf1.join(transf1)
self.assertEquals(transf1, joined11)
def test_apply(self) -> None:
transf = word_analysis.WordTransformationSequence(
[word_analysis.EditTransformation("f", "uncti", ""),
word_analysis.EditTransformation("o", "n", "o"),
word_analysis.EditTransformation("", "", "bar")]
)
transformed, transformee = transf.apply_step("", "function")
self.assertEqual(transformed, "foobar")
self.assertEqual(transformee, "")
def test_build_word_transformation_schmieren_geschmiert(self) -> None:
subsequence_intervals = word_analysis.WordSubsequenceIntervals(word_analysis.LCSMatrix("schmieren", "geschmiert"))
transf = word_analysis.build_word_transformation(subsequence_intervals)
expected = word_analysis.WordTransformationSequence(
[word_analysis.EditTransformation("", "", "ge"),
#word_analysis.SkipToTransformation("schmier", "en"),
word_analysis.EditTransformation("schmier", "en", "t")]
)
self.assertEqual(transf, expected)
transformed, transformee = transf.apply_step("", "schmieren")
self.assertEqual(transformed, "geschmiert")
self.assertEqual(transformee, "")
def test_build_word_transformation_liegen_gelegen(self) -> None:
subsequence_intervals = word_analysis.WordSubsequenceIntervals(word_analysis.LCSMatrix("liegen", "gelegen"))
transf = word_analysis.build_word_transformation(subsequence_intervals)
expected = word_analysis.WordTransformationSequence(
[word_analysis.EditTransformation("", "", "ge"),
word_analysis.EditTransformation("l", "i", ""),
word_analysis.EditTransformation("egen", "", "")]
)
self.assertEqual(transf, expected)
transformed, transformee = transf.apply_step("", "liegen")
self.assertEqual(transformed, "gelegen")
self.assertEqual(transformee, "")
def test_join_unjoinable(self) -> None:
transf1 = word_analysis.EditTransformation("oo", "ugo", "il")
transf3 = word_analysis.EditTransformation("oo", "ugo", "")
transf4 = word_analysis.EditTransformation("oo", "", "il")
with self.assertRaises(ValueError):
transf1.join(transf3)
transf1.join(transf4)
transf3.join(transf1)
transf4.join(transf1)
transf3.join(transf4)
transf4.join(transf3)
transf1.join(word_analysis.SkipToTransformation("foo", "bar"))
transf1.join(word_analysis.WordTransformationSequence([transf1]))
def test_maybe_joinable(self) -> None:
subt1a = word_analysis.EditTransformation("", "", "ge")
subt1b = word_analysis.EditTransformation("", "", "hugo")
subt2a = word_analysis.EditTransformation("foo", "bar", "")
subt2b = word_analysis.EditTransformation("o", "bar", "")
transf1 = word_analysis.WordTransformationSequence([subt1a, subt2a])
transf2 = word_analysis.WordTransformationSequence([subt1b, subt2a])
transf3 = word_analysis.WordTransformationSequence([subt1a, subt2b])
transf4 = word_analysis.WordTransformationSequence([subt1b, subt2b])
transf5 = word_analysis.WordTransformationSequence([subt2a, subt1a])
transf6 = word_analysis.WordTransformationSequence([subt2a, subt1b])
transf7 = word_analysis.WordTransformationSequence([subt2b, subt1a])
self.assertTrue(transf1.maybe_joinable(transf1))
self.assertFalse(transf1.maybe_joinable(transf2))
self.assertFalse(transf2.maybe_joinable(transf1))
self.assertTrue(transf1.maybe_joinable(transf3))
self.assertTrue(transf3.maybe_joinable(transf1))
self.assertFalse(transf1.maybe_joinable(transf4))
self.assertFalse(transf1.maybe_joinable(transf5))
self.assertTrue(transf2.maybe_joinable(transf4))
self.assertFalse(transf2.maybe_joinable(transf3))
self.assertFalse(transf5.maybe_joinable(transf6))
self.assertTrue(transf5.maybe_joinable(transf7))
def test_equals(self) -> None:
subt1 = word_analysis.EditTransformation("", "", "ge")
subt1f = word_analysis.EditTransformation("", "", "hugo")
subt2a = word_analysis.EditTransformation("foo", "bar", "")
subt2b = word_analysis.EditTransformation("o", "bar", "")
transf1 = word_analysis.WordTransformationSequence([subt1, subt2a])
transf11 = word_analysis.WordTransformationSequence([subt1, subt2a])
transf2 = word_analysis.WordTransformationSequence([subt1, subt2b])
transf3 = word_analysis.WordTransformationSequence([subt1f, subt2a])
transf4 = word_analysis.WordTransformationSequence([subt1])
transf5 = word_analysis.WordTransformationSequence([subt2a, subt1])
self.assertEquals(transf1, transf1)
self.assertEquals(transf1, transf11)
self.assertEquals(transf11, transf1)
self.assertNotEquals(transf2, transf1)
self.assertNotEquals(transf1, transf2)
self.assertNotEquals(transf11, transf2)
self.assertNotEquals(transf2, transf11)
self.assertNotEquals(transf1, transf3)
self.assertNotEquals(transf1, transf4)
self.assertNotEquals(transf1, transf5)
def test_join_single_elements(self) -> None:
subt1 = word_analysis.EditTransformation("abc", "foo", "bar")
transf1 = word_analysis.WordTransformationSequence([subt1])
transf2 = word_analysis.WordTransformationSequence([word_analysis.EditTransformation("abc", "o", "bar")])
self.assertEquals(transf1, transf1.join(subt1))
self.assertRaises(ValueError, transf2.join, subt1)
def test_maybe_joinable_single_elements(self) -> None:
subt1 = word_analysis.EditTransformation("abc", "foo", "bar")
transf1 = word_analysis.WordTransformationSequence([subt1])
transf2 = word_analysis.WordTransformationSequence([word_analysis.EditTransformation("abc", "o", "bar")])
self.assertTrue(transf1.maybe_joinable(subt1))
self.assertFalse(transf2.maybe_joinable(subt1))
def test_join_sequence(self) -> None:
transf1 = word_analysis.EditTransformation("abc", "deff", "gh")
transf2 = word_analysis.WordTransformationSequence([transf1])
transf3 = word_analysis.WordTransformationSequence([word_analysis.EditTransformation("abc", "hk", "dh")])
self.assertEquals(transf2, transf1.join(transf2))
self.assertRaises(ValueError, transf1.join, transf3)
def test_maybe_joinable_sequence(self) -> None:
transf1 = word_analysis.EditTransformation("abc", "deff", "gh")
transf2 = word_analysis.WordTransformationSequence([transf1])
transf3 = word_analysis.WordTransformationSequence([word_analysis.EditTransformation("abc", "hk", "dh")])
self.assertTrue(transf1.maybe_joinable(transf2))
self.assertFalse(transf1.maybe_joinable(transf3))