add method to convert .*/ paths to .*/index

tests/test_journal.py

@@ -0,0 +1,14 @@
+"""Test journal views and helper methods."""
+from incorporealcms.journal import journal_file_resolver
+
+
+def test_journal_file_resolver_dir_to_index():
+    assert journal_file_resolver('/foo/') == '/foo/index'
+
+
+def test_journal_file_resolver_subdir_to_index():
+    assert journal_file_resolver('/foo/bar/') == '/foo/bar/index'
+
+
+def test_journal_file_resolver_other_requests_fine():
+    assert journal_file_resolver('/foo/baz') == '/foo/baz'