def test__parser__grammar_startswith_a(keyword, match_truthy, seg_list,
fresh_ansi_dialect, caplog):
"""Test the StartsWith grammar simply."""
Keyword = StringParser(keyword, KeywordSegment)
grammar = StartsWith(Keyword)
with RootParseContext(dialect=fresh_ansi_dialect) as ctx:
with caplog.at_level(logging.DEBUG, logger="sqlfluff.parser"):
m = grammar.match(seg_list, parse_context=ctx)
assert bool(m) is match_truthy
def test__parser__grammar_startswith_b(
include_terminator, match_length, seg_list, fresh_ansi_dialect, caplog
):
"""Test the StartsWith grammar with a terminator (included & exluded)."""
baar = KeywordSegment.make("baar")
bar = KeywordSegment.make("bar")
grammar = StartsWith(bar, terminator=baar, include_terminator=include_terminator)
with RootParseContext(dialect=fresh_ansi_dialect) as ctx:
with caplog.at_level(logging.DEBUG, logger="sqlfluff.parser"):
m = grammar.match(seg_list, parse_context=ctx)
assert len(m) == match_length