diff --git a/test/test_cache.py b/test/test_cache.py
index c27dc705..ef9851bc 100644
--- a/test/test_cache.py
+++ b/test/test_cache.py
@@ -1,6 +1,9 @@
+import time
+
 import pytest
 
-from jedi import settings
+import jedi
+from jedi import settings, cache
 from jedi.cache import ParserCacheItem, _ModulePickling
 
 
@@ -52,3 +55,21 @@ def test_modulepickling_delete_incompatible_cache():
     cache2.version = 2
     cached2 = load_stored_item(cache2, path, item)
     assert cached2 is None
+
+
+def test_star_import_cache_duration():
+    new = 0.01
+    old, jedi.settings.star_import_cache_validity = \
+            jedi.settings.star_import_cache_validity, new
+
+    cache.star_import_cache = {}  # first empty...
+    # path needs to be not-None (otherwise caching effects are not visible)
+    jedi.Script('', 1, 0, '').completions()
+    time.sleep(2 * new)
+    jedi.Script('', 1, 0, '').completions()
+
+    # reset values
+    jedi.settings.star_import_cache_validity = old
+    length = len(cache.star_import_cache)
+    cache.star_import_cache = {}
+    assert length == 1
diff --git a/test/test_regression.py b/test/test_regression.py
index 2e8882b5..4f08a13c 100755
--- a/test/test_regression.py
+++ b/test/test_regression.py
@@ -5,7 +5,6 @@ Unit tests to avoid errors of the past. Makes use of Python's ``unittest``
 module.
 """
 
-import time
 import itertools
 import os
 import textwrap
@@ -21,24 +20,6 @@ from jedi import api, parsing, common
 
 
 class TestRegression(TestBase):
-    def test_star_import_cache_duration(self):
-        new = 0.01
-        old, jedi.settings.star_import_cache_validity = \
-                jedi.settings.star_import_cache_validity, new
-
-        cache = api.cache
-        cache.star_import_cache = {}  # first empty...
-        # path needs to be not-None (otherwise caching effects are not visible)
-        jedi.Script('', 1, 0, '').completions()
-        time.sleep(2 * new)
-        jedi.Script('', 1, 0, '').completions()
-
-        # reset values
-        jedi.settings.star_import_cache_validity = old
-        length = len(cache.star_import_cache)
-        cache.star_import_cache = {}
-        self.assertEqual(length, 1)
-
     def test_goto_definition_cursor(self):
 
         s = ("class A():\n"