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"""Test installing editor hooks"""
import sys
from unittest import mock
from IPython import get_ipython
from IPython.lib import editorhooks
def test_install_editor():
called = []
def fake_popen(*args, **kwargs):
called.append(
{
"args": args,
"kwargs": kwargs,
}
)
return mock.MagicMock(**{"wait.return_value": 0})
editorhooks.install_editor("foo -l {line} -f {filename}", wait=False)
with mock.patch("subprocess.Popen", fake_popen):
get_ipython().hooks.editor("the file", 64)
assert len(called) == 1
args = called[0]["args"]
kwargs = called[0]["kwargs"]
assert kwargs == {"shell": True}
if sys.platform.startswith("win"):
expected = ["foo", "-l", "64", "-f", "the file"]
else:
expected = "foo -l 64 -f 'the file'"
cmd = args[0]
assert cmd == expected
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