diff --git a/spec/test-cars.cr b/spec/test-cars.cr
new file mode 100644
index 0000000..0ed9c43
--- /dev/null
+++ b/spec/test-cars.cr
@@ -0,0 +1,45 @@
+require "spec"
+require "./benchmark-utilities.cr"
+require "./cars.cr"
+
+corvet0 = Car.new "Corvet-0", "red", [ "shiny", "impressive", "fast", "elegant" ]
+
+describe "DODB car" do
+	describe "behavior of uncached, cached and ram indexes:" do
+		it "RAM DB - add items, add indexes, search, reindex, search" do
+
+			cars_ram0 = DODB::RAMOnlySpecDataBase(Car).new "-0"
+			cars_ram1 = DODB::RAMOnlySpecDataBase(Car).new "-1"
+			cars_ram2 = DODB::RAMOnlySpecDataBase(Car).new "-2"
+
+			add_cars cars_ram0, 1
+			add_cars cars_ram1, 1
+			add_cars cars_ram2, 1
+
+			uncached_searchby_name, uncached_searchby_color, uncached_searchby_keywords = uncached_indexes cars_ram0
+			cached_searchby_name, cached_searchby_color, cached_searchby_keywords = cached_indexes cars_ram1
+			ram_searchby_name, ram_searchby_color, ram_searchby_keywords = ram_indexes cars_ram2
+
+			uncached_searchby_name.get?("Corvet-0").should be_nil
+			cached_searchby_name.get?("Corvet-0").should be_nil
+			ram_searchby_name.get?("Corvet-0").should be_nil
+
+			cars_ram0.reindex_everything!
+			cars_ram1.reindex_everything!
+			cars_ram2.reindex_everything!
+
+			# Cannot get the value since it's not written on disk.
+			# FIXME: should only retrieve the key with the index, not the actual value.
+			#        So, this should work.
+			uncached_searchby_name.get?("Corvet-0").should be_nil
+
+			# Both cached and RAM indexes can retrieve the value since they store the key.
+			cached_searchby_name.get?("Corvet-0").should eq corvet0
+			ram_searchby_name.get?("Corvet-0").should eq corvet0
+
+			cars_ram0.rm_storage_dir
+			cars_ram1.rm_storage_dir
+			cars_ram2.rm_storage_dir
+		end
+	end
+end