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test_completer.py

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test_completer.py

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import os
import types
import pytest
import hy.completer
from hy import mangle, unmangle
hy.completer.init_readline()
@pytest.mark.skipif(
not hy.completer.readline, reason="Module 'readline' is not available."
)
def test_history_custom_location(tmp_path):
import readline
expected_entry = '(print "Hy, custom history file!")'
history_location = tmp_path / ".hy-custom-history"
os.environ["HY_HISTORY"] = str(history_location)
with hy.completer.completion():
readline.clear_history()
readline.add_history(expected_entry)
actual_entry = history_location.read_text()
# yes, this is recommended way to check GNU readline vs libedit
# see https://docs.python.org/3.11/library/readline.html
if "libedit" in readline.__doc__:
# libedit saves spaces as octal escapes, so convert them back
actual_entry = actual_entry.replace("\\040", " ")
assert expected_entry in actual_entry
def test_completion():
completer = hy.completer.Completer(
{
"hy": None,
"simple_pythonic_var_name": None,
mangle("complicated->@#%!name"): types.SimpleNamespace(
**{mangle("another$^@#$name"): None}
),
"hyx_XaXaXaX": types.SimpleNamespace(**{"hyx_XbXbX": None}),
}
)
assert completer.complete("hy.", 0) is not None
for test in [
("simple_pyth", "simple-pythonic-var-name"),
("compli", "complicated->@#%!name"),
("complicated->@#", "complicated->@#%!name"),
("complicated->@#%!name", "complicated->@#%!name"),
("complicated->@#%!name.ano", "complicated->@#%!name.another$^@#$name"),
("complicated->@#%!name.another$^@", "complicated->@#%!name.another$^@#$name"),
("hyx_XaX", "hyx_XaXaXaX"),
("hyx_XaXaXaX.hyx_Xb", "hyx_XaXaXaX.hyx_XbXbX"),
]:
assert completer.complete(test[0], 0) == test[1]
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