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import pytest
from posting.variables import find_variables, variable_range_at_cursor
@pytest.mark.parametrize(
"text, expected",
[
("", []), # Empty string
("hello", []), # No variables
("Hello, $name!", [("name", 7, 12)]), # Single var
("Hello, $name! $age", [("name", 7, 12), ("age", 14, 18)]), # Multiple vars
("Hello, $$foo $bar", [("bar", 13, 17)]), # Escaped vars
("$hello", [("hello", 0, 6)]), # Single var at start
("$", []), # Empty var name
("$$", []), # No variables
("${hello}", [("hello", 0, 8)]), # Variable with braces
(
"${hello} ${world}",
[("hello", 0, 8), ("world", 9, 17)],
), # Multiple vars with braces
("$${hello}", []), # Escaped braces
("${}", []), # Empty braces
],
)
def test_find_variables(text: str, expected: list[tuple[str, int, int]]):
assert find_variables(text) == expected
@pytest.mark.parametrize(
"text, cursor, expected",
[
# Basic checks
("", 0, None),
("", 1, None), # Out of bounds
("", -1, None), # Out of bounds
("Hello, $name!", 0, None),
("Hello, $name!", 7, None),
("Hello, $name!", 8, (7, 12)),
("Hello, $name!", 9, (7, 12)),
("Hello, $name!", 10, (7, 12)),
("Hello, $name!", 11, (7, 12)),
("Hello, $name!", 12, None),
("Hello, $name!", 13, None),
# Escaped variables
("Hello, $$name!", 0, None),
("Hello, $$name!", 7, None),
("Hello, $$name!", 8, None),
("Hello, $$name!", 9, None),
("Hello, $$name!", 10, None),
("Hello, $$name!", 11, None),
("Hello, $$name!", 12, None),
# Braces
("${}", 0, None),
("${name}", 0, None),
("${name}", 1, (0, 7)),
("${name}", 2, (0, 7)),
# Empty Braces
("${}", 0, None),
("${}", 1, None),
("${}", -1, None),
("${}", 2, None),
("${}", 3, None),
# Escaped braces
("$${name}", 0, None),
("$${name}", 1, None),
("$${name}", 2, None),
("$${name}", 3, None),
("$${name}", 4, None),
("$${name}", 5, None),
],
)
def test_variable_range_at_cursor(
text: str, cursor: int, expected: tuple[int, int] | None
):
assert variable_range_at_cursor(cursor, text) == expected
|
