diff --git a/Makefile b/Makefile
index 7d6e9911..caacea91 100644
--- a/Makefile
+++ b/Makefile
@@ -15,11 +15,13 @@ ensure-test-deps:
 	@mkdir -p vendor
 	@if test ! -d ./vendor/plenary.nvim; then git clone git@github.com:nvim-lua/plenary.nvim.git ./vendor/plenary.nvim/; fi
 	@if test ! -d ./vendor/luassert; then git clone git@github.com:Olivine-Labs/luassert.git ./vendor/luassert/; fi
+	@if test ! -d ./vendor/sqlite; then git clone git@github.com:kkharji/sqlite.lua.git ./vendor/sqlite/; fi
 
 .PHONY: update-test-deps
 update-test-deps: ensure-test-deps
 	@cd ./vendor/plenary.nvim/ && git pull && cd ..
 	@cd ./vendor/luassert/ && git pull && cd ..
+	@cd ./vendor/sqlite/ && git pull && cd ..
 
 .PHONY: ensure-doc-deps
 ensure-doc-deps:
diff --git a/tests/legendary/to_bytes_spec.lua b/tests/legendary/to_bytes_spec.lua
new file mode 100644
index 00000000..e155b66c
--- /dev/null
+++ b/tests/legendary/to_bytes_spec.lua
@@ -0,0 +1,16 @@
+local assert = require('luassert')
+local wrapper = require('legendary.api.db.wrapper')
+
+describe('to_bytes function', function()
+  local test_data = {
+    ['test string'] = '11610111511632115116114105110103',
+    ['with icons 󰊢'] = '119105116104321059911111011532243176138162238158168238153135',
+    ['with quote chars \'"'] = '11910511610432113117111116101329910497114115323934',
+    ['with emoji 🦀'] = '1191051161043210110911110610532240159166128',
+  }
+  for input, output in pairs(test_data) do
+    it(string.format('for input `%s`, output should be "%s"', input, output), function()
+      assert.are.same(wrapper.to_bytes(input), output)
+    end)
+  end
+end)
diff --git a/tests/testrc.lua b/tests/testrc.lua
index a28a63f6..5483750d 100644
--- a/tests/testrc.lua
+++ b/tests/testrc.lua
@@ -2,6 +2,7 @@ vim.cmd([[
   set rtp+=.
   set rtp+=vendor/plenary.nvim
   set rtp+=vendor/luassert
+  set rtp+=vendor/sqlite
   runtime plugin/plenary.vim
 ]])
 require('plenary.busted')