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# -*- coding: utf-8 -*-
"""
Praat lexer tests
~~~~~~~~~~~~~~~~~
:copyright: Copyright 2006-2020 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import pytest
from pygments.token import Token
from pygments.lexers import PraatLexer
@pytest.fixture(scope='module')
def lexer():
yield PraatLexer()
def test_numeric_assignment(lexer):
fragment = 'var = -15e4\n'
tokens = [
(Token.Text, 'var'),
(Token.Text, ' '),
(Token.Operator, '='),
(Token.Text, ' '),
(Token.Operator, '-'),
(Token.Literal.Number, '15e4'),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
def testStringAssignment(lexer):
fragment = 'var$ = "foo"\n'
tokens = [
(Token.Text, 'var$'),
(Token.Text, ' '),
(Token.Operator, '='),
(Token.Text, ' '),
(Token.Literal.String, '"'),
(Token.Literal.String, 'foo'),
(Token.Literal.String, '"'),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
def test_string_escaped_quotes(lexer):
fragment = '"it said ""foo"""\n'
tokens = [
(Token.Literal.String, '"'),
(Token.Literal.String, 'it said '),
(Token.Literal.String, '"'),
(Token.Literal.String, '"'),
(Token.Literal.String, 'foo'),
(Token.Literal.String, '"'),
(Token.Literal.String, '"'),
(Token.Literal.String, '"'),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
def test_function_call(lexer):
fragment = 'selected("Sound", i+(a*b))\n'
tokens = [
(Token.Name.Function, 'selected'),
(Token.Punctuation, '('),
(Token.Literal.String, '"'),
(Token.Literal.String, 'Sound'),
(Token.Literal.String, '"'),
(Token.Punctuation, ','),
(Token.Text, ' '),
(Token.Text, 'i'),
(Token.Operator, '+'),
(Token.Text, '('),
(Token.Text, 'a'),
(Token.Operator, '*'),
(Token.Text, 'b'),
(Token.Text, ')'),
(Token.Punctuation, ')'),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
def test_broken_unquoted_string(lexer):
fragment = 'printline string\n... \'interpolated\' string\n'
tokens = [
(Token.Keyword, 'printline'),
(Token.Text, ' '),
(Token.Literal.String, 'string'),
(Token.Text, '\n'),
(Token.Punctuation, '...'),
(Token.Text, ' '),
(Token.Literal.String.Interpol, "'interpolated'"),
(Token.Text, ' '),
(Token.Literal.String, 'string'),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
def test_inline_if(lexer):
fragment = 'var = if true == 1 then -1 else 0 fi'
tokens = [
(Token.Text, 'var'),
(Token.Text, ' '),
(Token.Operator, '='),
(Token.Text, ' '),
(Token.Keyword, 'if'),
(Token.Text, ' '),
(Token.Text, 'true'),
(Token.Text, ' '),
(Token.Operator, '=='),
(Token.Text, ' '),
(Token.Literal.Number, '1'),
(Token.Text, ' '),
(Token.Keyword, 'then'),
(Token.Text, ' '),
(Token.Operator, '-'),
(Token.Literal.Number, '1'),
(Token.Text, ' '),
(Token.Keyword, 'else'),
(Token.Text, ' '),
(Token.Literal.Number, '0'),
(Token.Text, ' '),
(Token.Keyword, 'fi'),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
def test_interpolation_boundary(lexer):
fragment = '"\'" + "\'"'
tokens = [
(Token.Literal.String, '"'),
(Token.Literal.String, "'"),
(Token.Literal.String, '"'),
(Token.Text, ' '),
(Token.Operator, '+'),
(Token.Text, ' '),
(Token.Literal.String, '"'),
(Token.Literal.String, "'"),
(Token.Literal.String, '"'),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
def test_interpolated_numeric_indexed(lexer):
fragment = "'a[3]'"
tokens = [
(Token.Literal.String.Interpol, "'a[3]'"),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
def test_interpolated_numeric_hash(lexer):
fragment = "'a[\"b\"]'"
tokens = [
(Token.Literal.String.Interpol, "'a[\"b\"]'"),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
def test_interpolated_string_indexed(lexer):
fragment = "'a$[3]'"
tokens = [
(Token.Literal.String.Interpol, "'a$[3]'"),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
def test_interpolated_string_hash(lexer):
fragment = "'a$[\"b\"]'"
tokens = [
(Token.Literal.String.Interpol, "'a$[\"b\"]'"),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
def test_interpolated_numeric_with_precision(lexer):
fragment = "'a:3'"
tokens = [
(Token.Literal.String.Interpol, "'a:3'"),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
def test_interpolated_indexed_numeric_with_precision(lexer):
fragment = "'a[3]:3'"
tokens = [
(Token.Literal.String.Interpol, "'a[3]:3'"),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
def test_interpolated_local_numeric_with_precision(lexer):
fragment = "'a.a:3'"
tokens = [
(Token.Literal.String.Interpol, "'a.a:3'"),
(Token.Text, '\n'),
]
assert list(lexer.get_tokens(fragment)) == tokens
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