1 files changed, 13 insertions, 0 deletions
diff --git a/test/mitmproxy/test_command_lexer.py b/test/mitmproxy/test_command_lexer.py
index 3f009f88..cdda1085 100644
--- a/test/mitmproxy/test_command_lexer.py
+++ b/test/mitmproxy/test_command_lexer.py
@@ -1,5 +1,7 @@
 import pyparsing
 import pytest
+from hypothesis import given, example
+from hypothesis.strategies import text
 
 from mitmproxy import command_lexer
 
@@ -36,3 +38,14 @@ def test_partial_quoted_string(test_input, valid):
 )
 def test_expr(test_input, expected):
     assert list(command_lexer.expr.parseString(test_input, parseAll=True)) == expected
+
+
+@given(text())
+def test_quote_unquote_cycle(s):
+    assert command_lexer.unquote(command_lexer.quote(s)) == s
+
+
+@given(text())
+@example("'foo\\'")
+def test_unquote_never_fails(s):
+    command_lexer.unquote(s)