From 47ce2347b05bb13af6c6430c24341e5892b22ffa Mon Sep 17 00:00:00 2001
From: Roman <ligser@gmail.com>
Date: Tue, 14 Nov 2017 20:28:13 +0300
Subject: [PATCH] Create test that fails when actual cleanup caused

---
 spacy/tests/regression/test_issue1506.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/spacy/tests/regression/test_issue1506.py b/spacy/tests/regression/test_issue1506.py
index f3ebbe04b..2abde25bf 100644
--- a/spacy/tests/regression/test_issue1506.py
+++ b/spacy/tests/regression/test_issue1506.py
@@ -35,6 +35,11 @@ def test_issue1506():
             del anchor
             gc.collect()
 
+        # We should run cleanup more than one time to actually cleanup data.
+        # In first run — clean up only mark strings as «not hitted».
+        if i == 20000 or i == 30000:
+            gc.collect()
+
         for t in d:
             str(t.lemma_)