From dbedcc7aa6a6a1df1b6ea3775c1a7bac5f8fbdc8 Mon Sep 17 00:00:00 2001
From: Joseph Frazier <1212jtraceur@gmail.com>
Date: Wed, 23 Nov 2016 07:36:58 -0500
Subject: [PATCH] Test parsing bash arithmetic expressions

---
 tests/shells/test_bash.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tests/shells/test_bash.py b/tests/shells/test_bash.py
index a38aff77..c4268c04 100644
--- a/tests/shells/test_bash.py
+++ b/tests/shells/test_bash.py
@@ -61,3 +61,8 @@ class TestBash(object):
         command = 'git log $(git ls-files thefuck | grep python_command) -p'
         command_parts = ['git', 'log', '$(git ls-files thefuck | grep python_command)', '-p']
         assert shell.split_command(command) == command_parts
+
+        # bashlex doesn't support parsing arithmetic expressions, so make sure
+        # shlex is used a fallback
+        # See https://github.com/idank/bashlex#limitations
+        assert shell.split_command('$((1 + 2))') == ['$((1', '+', '2))']