def test_omit_duplicate_matches():
x1 = "<msub><mi>x</mi><mn>1</mn></msub>"
x2 = "<msub><mi>x</mi><mn>2</mn></msub>"
# While x2 is included in the list of MathML equations twice, only one match between
# x1 and x2 should be included in the matches data.
matches = get_mathml_matches([x1, x2, x2], allow_self_matches=False)
assert len(matches[x1]) == 1
def test_matches_symbol_with_shared_base():
x_sub_i = "<msub><mi>x</mi><mi>i</mi></msub>"
x_squared = "<msup><mi>x</mi><mn>2</mn></msup>"
matches = get_mathml_matches([x_sub_i, x_squared],
allow_self_matches=False)
assert matches[x_sub_i] == [Match(x_sub_i, x_squared, 1)]
assert matches[x_squared] == [Match(x_squared, x_sub_i, 1)]
def test_exact_match_ranks_higher_than_partial_match():
x_sub_i = "<msub><mi>x</mi><mi>i</mi></msub>"
x_squared = "<msup><mi>x</mi><mn>2</mn></msup>"
matches = get_mathml_matches([x_sub_i, x_squared])
assert matches[x_sub_i] == [
Match(x_sub_i, x_sub_i, 1),
Match(x_sub_i, x_squared, 2),
]
def test_matches_children_at_lower_rank():
parent_mathml = "<msub><mi>x</mi><mi>i</mi></msub>"
matches = get_mathml_matches([parent_mathml])
assert matches == {
parent_mathml: [
Match(parent_mathml, parent_mathml, 1),
Match(parent_mathml, "<mi>x</mi>", 2),
Match(parent_mathml, "<mi>i</mi>", 3),
]
}
def process(self, item: MathMLForPaper) -> Iterator[Matches]:
matches = get_mathml_matches(item.mathml_equations)
yield matches
def test_matches_self():
mathml = "<mi>x</mi>"
matches = get_mathml_matches([mathml])
assert len(matches) == 1
assert matches[mathml] == [Match(mathml, mathml, 1)]
def test_does_not_match_using_shared_subscript():
x_sub_i = "<msub><mi>x</mi><mi>i</mi></msub>"
t_sub_i = "<msub><mi>t</mi><mi>i</mi></msub>"
matches = get_mathml_matches([x_sub_i, t_sub_i], allow_self_matches=False)
assert x_sub_i not in matches
assert t_sub_i not in matches
def test_does_not_match_base_to_subscript():
i = "<mi>i</mi>"
x_sub_i = "<msub><mi>x</mi><mi>i</mi></msub>"
matches = get_mathml_matches([i, x_sub_i], allow_self_matches=False)
assert i not in matches
assert x_sub_i not in matches