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"""
Pygments MySQL lexer tests
~~~~~~~~~~~~~~~~~~~~~~~~~~
:copyright: Copyright 2006-2022 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import pytest
from pygments.lexers.sql import MySqlLexer
from pygments.token import Comment, Keyword, Literal, Name, Number, Operator, \
Punctuation, String, Whitespace
@pytest.fixture(scope='module')
def lexer():
yield MySqlLexer()
@pytest.mark.parametrize('text', ('1', '22', '22 333', '22 a', '22+', '22)',
'22\n333', '22\r\n333'))
def test_integer_literals_positive_match(lexer, text):
"""Validate that integer literals are tokenized as integers."""
token = list(lexer.get_tokens(text))[0]
assert token[0] == Number.Integer
assert token[1] in {'1', '22'}
@pytest.mark.parametrize('text', ('1a', '1A', '1.', '1ひ', '1$', '1_',
'1\u0080', '1\uffff'))
def test_integer_literals_negative_match(lexer, text):
"""Validate that non-integer texts are not matched as integers."""
assert list(lexer.get_tokens(text))[0][0] != Number.Integer
@pytest.mark.parametrize(
'text',
(
'.123', '1.23', '123.',
'1e10', '1.0e10', '1.e-10', '.1e+10',
),
)
def test_float_literals(lexer, text):
assert list(lexer.get_tokens(text))[0] == (Number.Float, text)
@pytest.mark.parametrize('text', ("X'0af019'", "x'0AF019'", "0xaf019"))
def test_hexadecimal_literals(lexer, text):
assert list(lexer.get_tokens(text))[0] == (Number.Hex, text)
@pytest.mark.parametrize('text', ("B'010'", "b'010'", "0b010"))
def test_binary_literals(lexer, text):
assert list(lexer.get_tokens(text))[0] == (Number.Bin, text)
@pytest.mark.parametrize(
'text',
(
"{d'2020-01-01'}", "{ d ' 2020^01@01 ' }",
"{t'8 9:10:11'}", "{ t ' 09:10:11.12 ' }", "{ t ' 091011 ' }",
'{ts"2020-01-01 09:10:11"}', "{ ts ' 2020@01/01 09:10:11 ' }",
),
)
def test_temporal_literals(lexer, text):
assert list(lexer.get_tokens(text))[0] == (Literal.Date, text)
@pytest.mark.parametrize(
'text, expected_types',
(
(r"'a'", (String.Single,) * 3),
(r"""'""'""", (String.Single,) * 3),
(r"''''", (String.Single, String.Escape, String.Single)),
(r"'\''", (String.Single, String.Escape, String.Single)),
(r'"a"', (String.Double,) * 3),
(r'''"''"''', (String.Double,) * 3),
(r'""""', (String.Double, String.Escape, String.Double)),
(r'"\""', (String.Double, String.Escape, String.Double)),
),
)
def test_string_literals(lexer, text, expected_types):
tokens = list(lexer.get_tokens(text))[:len(expected_types)]
assert all(t[0] == e for t, e in zip(tokens, expected_types))
@pytest.mark.parametrize(
'text',
(
"@a", "@1", "@._.$",
"@'?'", """@'abc''def"`ghi'""",
'@"#"', '''@"abc""def'`ghi"''',
'@`^`', """@`abc``def'"ghi`""",
"@@timestamp",
"@@session.auto_increment_offset",
"@@global.auto_increment_offset",
"@@persist.auto_increment_offset",
"@@persist_only.auto_increment_offset",
'?',
),
)
def test_variables(lexer, text):
tokens = list(lexer.get_tokens(text))
assert all(t[0] == Name.Variable for t in tokens[:-1])
assert ''.join([t[1] for t in tokens]).strip() == text.strip()
@pytest.mark.parametrize('text', ('true', 'false', 'null', 'unknown'))
def test_constants(lexer, text):
assert list(lexer.get_tokens(text))[0] == (Name.Constant, text)
@pytest.mark.parametrize('text', ('-- abc', '--\tabc', '#abc'))
def test_comments_single_line(lexer, text):
# Test the standalone comment.
tokens = list(lexer.get_tokens(text))
assert tokens[0] == (Comment.Single, text)
# Test the comment with mixed tokens.
tokens = list(lexer.get_tokens('select' + text + '\nselect'))
assert tokens[0] == (Keyword, 'select')
assert tokens[1] == (Comment.Single, text)
assert tokens[-2] == (Keyword, 'select')
@pytest.mark.parametrize(
'text',
(
'/**/a', '/*a*b/c*/a', '/*\nabc\n*/a',
'/* /* */a'
)
)
def test_comments_multi_line(lexer, text):
tokens = list(lexer.get_tokens(text))
assert all(token[0] == Comment.Multiline for token in tokens[:-2])
assert ''.join(token[1] for token in tokens).strip() == text.strip()
# Validate nested comments are not supported.
assert tokens[-2][0] != Comment.Multiline
@pytest.mark.parametrize(
'text', ('BKA', 'SEMIJOIN'))
def test_optimizer_hints(lexer, text):
good = '/*+ ' + text + '(), */'
ignore = '/* ' + text + ' */'
bad1 = '/*+ a' + text + '() */'
bad2 = '/*+ ' + text + 'a */'
assert (Comment.Preproc, text) in lexer.get_tokens(good)
assert (Comment.Preproc, text) not in lexer.get_tokens(ignore)
assert (Comment.Preproc, text) not in lexer.get_tokens(bad1)
assert (Comment.Preproc, text) not in lexer.get_tokens(bad2)
@pytest.mark.parametrize(
'text, expected_types',
(
# SET exceptions
('SET', (Keyword,)),
('SET abc = 1;', (Keyword,)),
('SET @abc = 1;', (Keyword,)),
('CHARACTER SET latin1', (Keyword, Whitespace, Keyword,)),
('SET("r", "g", "b")', (Keyword.Type, Punctuation)),
('SET ("r", "g", "b")', (Keyword.Type, Whitespace, Punctuation)),
),
)
def test_exceptions(lexer, text, expected_types):
tokens = list(lexer.get_tokens(text))[:len(expected_types)]
assert all(t[0] == e for t, e in zip(tokens, expected_types))
@pytest.mark.parametrize(
'text',
(
'SHOW', 'CREATE', 'ALTER', 'DROP',
'SELECT', 'INSERT', 'UPDATE', 'DELETE',
'WHERE', 'GROUP', 'ORDER', 'BY', 'AS',
'DISTINCT', 'JOIN', 'WITH', 'RECURSIVE',
'PARTITION', 'NTILE', 'MASTER_PASSWORD', 'XA',
'REQUIRE_TABLE_PRIMARY_KEY_CHECK', 'STREAM',
),
)
def test_keywords(lexer, text):
assert list(lexer.get_tokens(text))[0] == (Keyword, text)
@pytest.mark.parametrize(
'text',
(
# Standard
'INT(', 'VARCHAR(', 'ENUM(', 'DATETIME', 'GEOMETRY', 'POINT', 'JSON',
# Aliases and compatibility
'FIXED', 'MEDIUMINT', 'INT3', 'REAL', 'SERIAL',
'LONG', 'NATIONAL', 'PRECISION', 'VARYING',
),
)
def test_data_types(lexer, text):
assert list(lexer.get_tokens(text))[0] == (Keyword.Type, text.strip('('))
@pytest.mark.parametrize(
'text',
(
# Common
'CAST', 'CONCAT_WS', 'DAYNAME', 'IFNULL', 'NOW', 'SUBSTR',
# Less common
'CAN_ACCESS_COLUMN', 'JSON_CONTAINS_PATH', 'ST_GEOMFROMGEOJSON',
),
)
def test_functions(lexer, text):
assert list(lexer.get_tokens(text + '('))[0] == (Name.Function, text)
assert list(lexer.get_tokens(text + ' ('))[0] == (Name.Function, text)
@pytest.mark.parametrize(
'text',
(
'abc_$123', '上市年限', 'ひらがな', '123_$abc', '123ひらがな',
),
)
def test_schema_object_names_unquoted(lexer, text):
tokens = list(lexer.get_tokens(text))[:-1]
assert all(token[0] == Name for token in tokens)
assert ''.join(token[1] for token in tokens) == text
@pytest.mark.parametrize(
'text',
(
'`a`', '`1`', '`上市年限`', '`ひらがな`', '`select`', '`concat(`',
'`-- `', '`/*`', '`#`',
),
)
def test_schema_object_names_quoted(lexer, text):
tokens = list(lexer.get_tokens(text))[:-1]
assert tokens[0] == (Name.Quoted, '`')
assert tokens[1] == (Name.Quoted, text[1:-1])
assert tokens[2] == (Name.Quoted, '`')
assert ''.join(token[1] for token in tokens) == text
@pytest.mark.parametrize('text', ('````', ))
def test_schema_object_names_quoted_escaped(lexer, text):
"""Test quoted schema object names with escape sequences."""
tokens = list(lexer.get_tokens(text))[:-1]
assert tokens[0] == (Name.Quoted, '`')
assert tokens[1] == (Name.Quoted.Escape, text[1:-1])
assert tokens[2] == (Name.Quoted, '`')
assert ''.join(token[1] for token in tokens) == text
@pytest.mark.parametrize(
'text',
('+', '*', '/', '%', '&&', ':=', '!', '<', '->>', '^', '|', '~'),
)
def test_operators(lexer, text):
assert list(lexer.get_tokens(text))[0] == (Operator, text)
@pytest.mark.parametrize(
'text, expected_types',
(
('abc.efg', (Name, Punctuation, Name)),
('abc,efg', (Name, Punctuation, Name)),
('MAX(abc)', (Name.Function, Punctuation, Name, Punctuation)),
('efg;', (Name, Punctuation)),
),
)
def test_punctuation(lexer, text, expected_types):
tokens = list(lexer.get_tokens(text))[:len(expected_types)]
assert all(t[0] == e for t, e in zip(tokens, expected_types))
|
