tests/admin_pages/test_tests.py

@@ -95,6 +95,25 @@ def test_tests_page(pub):
     app.get('/backoffice/forms/1/tests/results/run').follow()
 
 
+def test_tests_page_breadcrumb(pub):
+    create_superuser(pub)
+
+    formdef = FormDef()
+    formdef.name = 'Short title'
+    formdef.store()
+
+    app = login(get_app(pub))
+
+    resp = app.get(formdef.get_admin_url() + 'tests/')
+    assert 'Short title' in resp.text
+
+    formdef.name = 'This is a long title'
+    formdef.store()
+
+    resp = app.get(formdef.get_admin_url() + 'tests/')
+    assert 'This is a long…' in resp.text
+
+
 def test_tests_page_creation_from_formdata(pub):
     user = create_superuser(pub)
 

wcs/admin/tests.py

@@ -301,6 +301,10 @@ class TestsDirectory(Directory):
         self.results = TestResultsDirectory(objectdef)
 
     def _q_traverse(self, path):
+        last_page_path, last_page_label = get_response().breadcrumb.pop()
+        last_page_label = misc.ellipsize(last_page_label, 15, '…')
+        get_response().breadcrumb.append((last_page_path, last_page_label))
+
         get_response().breadcrumb.append(('tests/', _('Tests')))
         return super()._q_traverse(path)
 

wcs/qommon/misc.py

@@ -275,11 +275,11 @@ def site_encode(s):
     return force_str(s)
 
 
-def ellipsize(s, length=30):
+def ellipsize(s, length=30, truncate='(…)'):
     s = force_str(s)
     if s and len(s) > length:
         if length > 3:
-            s = Truncator(s).chars(length, truncate='(…)')
+            s = Truncator(s).chars(length, truncate=truncate)
         else:
             s = s[:length]
     return force_str(s)