tests: Disallow NUL for filesystem tests

From what I can see, there's no way for an user to enter a NUL byte.

Closes #6223

1 files changed, 5 insertions, 5 deletions

diff --git a/tests/unit/completion/test_models.py b/tests/unit/completion/test_models.py
index 8a6b24557..3b8aba4fd 100644
--- a/tests/unit/completion/test_models.py
+++ b/tests/unit/completion/test_models.py
@@ -28,7 +28,7 @@ from datetime import datetime
 from unittest import mock
 
 import hypothesis
-import hypothesis.strategies
+import hypothesis.strategies as hst
 import pytest
 from PyQt5.QtCore import QUrl, QDateTime
 try:
@@ -459,9 +459,9 @@ def test_filesystem_completion_model_interface(info, local_files_path):
 
 
 @hypothesis.given(
-    as_uri=hypothesis.strategies.booleans(),
-    add_sep=hypothesis.strategies.booleans(),
-    text=hypothesis.strategies.text(),
+    as_uri=hst.booleans(),
+    add_sep=hst.booleans(),
+    text=hst.text(alphabet=hst.characters(blacklist_categories=['Cc'], blacklist_characters='\x00')),
 )
 def test_filesystem_completion_hypothesis(info, as_uri, add_sep, text):
     if as_uri:
@@ -1445,7 +1445,7 @@ def undo_completion_retains_sort_order(tabbed_browser_stubs, info):
     _check_completions(model, {"Closed tabs": expected})
 
 
-@hypothesis.given(text=hypothesis.strategies.text())
+@hypothesis.given(text=hst.text())
 def test_listcategory_hypothesis(text):
     """Make sure we can't produce invalid patterns."""
     cat = listcategory.ListCategory("test", [])