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from unittest.mock import ANY
from hassil.expression import (
Alternative,
ListReference,
Permutation,
RuleReference,
Sentence,
Sequence,
TextChunk,
)
from hassil.parse_expression import parse_expression, parse_sentence
from hassil.parser import next_chunk
# -----------------------------------------------------------------------------
def test_word():
assert parse_expression(next_chunk("test")) == t(text="test")
def test_sequence_in_sequence():
assert parse_expression(next_chunk("((test test2))")) == Sequence(
items=[Sequence(items=[t(text="test "), t(text="test2")])],
)
def test_escapes():
assert parse_expression(next_chunk(r"(test\<\>\{\}\)\( test2)")) == Sequence(
items=[t(text="test<>{})( "), t(text="test2")],
)
def test_optional():
assert parse_expression(next_chunk("[test test2]")) == Alternative(
items=[
Sequence(
items=[t(text="test "), t(text="test2")],
),
t(text=""),
],
is_optional=True,
)
def test_alternative():
assert parse_expression(next_chunk("(test | test2)")) == Alternative(
items=[Sequence(items=[t(text="test ")]), Sequence(items=[t(text=" test2")])],
)
def test_permutation():
assert parse_expression(next_chunk("(test; test2)")) == Permutation(
items=[
Sequence(items=[t(text=" "), t(text="test"), t(text=" ")]),
Sequence(items=[t(text=" "), t(text=" test2"), t(text=" ")]),
],
)
def test_optional_alternative():
assert parse_expression(next_chunk("[test | test2]")) == Alternative(
items=[
Sequence(items=[t(text="test ")]),
Sequence(items=[t(text=" test2")]),
t(text=""),
],
is_optional=True,
)
def test_optional_permutation():
assert parse_expression(next_chunk("[test; test2]")) == Alternative(
items=[
Permutation(
items=[
Sequence(items=[t(text=" "), t(text="test"), t(text=" ")]),
Sequence(items=[t(text=" "), t(text=" test2"), t(text=" ")]),
],
),
t(text=""),
],
is_optional=True,
)
def test_slot_reference():
assert parse_expression(next_chunk("{test}")) == ListReference(list_name="test")
def test_rule_reference():
assert parse_expression(next_chunk("<test>")) == RuleReference(rule_name="test")
def test_sentence_no_group():
assert parse_sentence("this is a test") == Sentence(
expression=Sequence(
items=[t(text="this "), t(text="is "), t(text="a "), t(text="test")]
)
)
def test_sentence_group():
assert parse_sentence("(this is a test)") == Sentence(
expression=Sequence(
items=[t(text="this "), t(text="is "), t(text="a "), t(text="test")]
)
)
def test_sentence_optional():
assert parse_sentence("[this is a test]") == Sentence(
expression=Alternative(
items=[
Sequence(
items=[
t(text="this "),
t(text="is "),
t(text="a "),
t(text="test"),
]
),
t(text=""),
],
is_optional=True,
)
)
def test_sentence_optional_prefix():
assert parse_sentence("[t]est") == Sentence(
expression=Sequence(
items=[
Alternative(
items=[Sequence(items=[t(text="t")]), t(text="")], is_optional=True
),
t(text="est"),
],
)
)
def test_sentence_optional_suffix():
assert parse_sentence("test[s]") == Sentence(
expression=Sequence(
items=[
t(text="test"),
Alternative(
items=[Sequence(items=[t(text="s")]), t(text="")], is_optional=True
),
],
)
)
def test_sentence_alternative_whitespace():
assert parse_sentence("test ( 1 | 2)") == Sentence(
expression=Sequence(
items=[
t(text="test "),
Alternative(
items=[
Sequence(items=[t(text=" 1 ")]),
Sequence(items=[t(text=" 2")]),
]
),
],
)
)
def test_list_reference_inside_word():
assert parse_sentence("ab{test}cd") == Sentence(
expression=Sequence(
items=[
t(text="ab"),
ListReference("test", is_end_of_word=False),
t(text="cd"),
],
)
)
def test_list_reference_outside_word():
assert parse_sentence("ab{test} cd") == Sentence(
expression=Sequence(
items=[
t(text="ab"),
ListReference("test", is_end_of_word=True),
t(text=" cd"),
],
)
)
# def test_fix_pattern_whitespace():
# assert fix_pattern_whitespace("[start] middle [end]") == "[(start) ]middle[ (end)]"
# assert fix_pattern_whitespace("start [middle] end") == "start[ (middle)] end"
# assert fix_pattern_whitespace("start (middle [end])") == "start (middle[ (end)])"
# assert (
# fix_pattern_whitespace("[start] (middle) [end]") == "[(start) ](middle)[ (end)]"
# )
# -----------------------------------------------------------------------------
def t(**kwargs):
return TextChunk(parent=ANY, **kwargs)
|
