1 files changed, 88 insertions, 0 deletions
diff --git a/vendor/gems/couchrest_session_store/test/database_rotation_test.rb b/vendor/gems/couchrest_session_store/test/database_rotation_test.rb
new file mode 100644
index 0000000..856db11
--- /dev/null
+++ b/vendor/gems/couchrest_session_store/test/database_rotation_test.rb
@@ -0,0 +1,88 @@
+require_relative 'test_helper'
+
+class RotationTest < MiniTest::Test
+
+  class Token < CouchRest::Model::Base
+    include CouchRest::Model::Rotation
+    property :token, String
+    rotate_database 'test_rotate', :every => 1.day
+  end
+
+  TEST_DB_RE = /test_rotate_\d+/
+
+  def test_rotate
+    delete_all_dbs
+    doc = nil
+    original_name = nil
+    next_db_name = nil
+
+    Time.stub :now, Time.gm(2015,3,7,0) do
+      Token.create_database!
+      doc = Token.create!(:token => 'aaaa')
+      original_name = Token.rotated_database_name
+      assert database_exists?(original_name)
+      assert_equal 1, count_dbs
+    end
+
+    # do nothing yet
+    Time.stub :now, Time.gm(2015,3,7,22) do
+      Token.rotate_database_now(:window => 1.hour)
+      assert_equal original_name, Token.rotated_database_name
+      assert_equal 1, count_dbs
+    end
+
+    # create next db, but don't switch yet.
+    Time.stub :now, Time.gm(2015,3,7,23) do
+      Token.rotate_database_now(:window => 1.hour)
+      assert_equal 2, count_dbs
+      next_db_name = Token.rotated_database_name(Time.gm(2015,3,8))
+      assert original_name != next_db_name
+      assert database_exists?(next_db_name)
+      sleep 0.2 # allow time for documents to replicate
+      assert_equal(
+        Token.get(doc.id).token,
+        Token.get(doc.id, database(next_db_name)).token
+      )
+    end
+
+    # use next db
+    Time.stub :now, Time.gm(2015,3,8) do
+      Token.rotate_database_now(:window => 1.hour)
+      assert_equal 2, count_dbs
+      assert_equal next_db_name, Token.rotated_database_name
+      token = Token.get(doc.id)
+      token.update_attributes(:token => 'bbbb')
+      assert_equal 'bbbb', Token.get(doc.id).token
+      assert_equal 'aaaa', Token.get(doc.id, database(original_name)).token
+    end
+
+    # delete prior db
+    Time.stub :now, Time.gm(2015,3,8,1) do
+      Token.rotate_database_now(:window => 1.hour)
+      assert_equal 1, count_dbs
+    end
+  end
+
+  private
+
+  def database(db_name)
+    Token.server.database(Token.db_name_with_prefix(db_name))
+  end
+
+  def database_exists?(dbname)
+    Token.database_exists?(dbname)
+  end
+
+  def delete_all_dbs(regexp=TEST_DB_RE)
+    Token.server.databases.each do |db|
+      if regexp.match(db)
+        Token.server.database(db).delete!
+      end
+    end
+  end
+
+  def count_dbs(regexp=TEST_DB_RE)
+    Token.server.databases.grep(regexp).count
+  end
+
+end