diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..be555db
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,4 @@
+test:
+	nvim --headless -c "PlenaryBustedDirectory tests/ {minimal_init = './tests/minit.lua'}"
+
+.PHONY: test
diff --git a/tests/dep_spec.lua b/tests/dep_spec.lua
new file mode 100644
index 0000000..38d8e56
--- /dev/null
+++ b/tests/dep_spec.lua
@@ -0,0 +1,20 @@
+---@diagnostic disable: undefined-global, undefined-field
+local dep_ui_format = require("dep.ui.format")
+
+describe("ui log formatting", function()
+  it("returns the proper chunks to print a formatted line", function()
+    assert.same(
+      {
+        { "[", "" },
+        { "11:22:33", "Boolean" },
+        { "] ", "" },
+        { "file.lua", "String" },
+        { ":", "" },
+        { "1", "Number" },
+        { ": ", "" },
+        { "some fancy message", "" }
+      },
+      dep_ui_format.log_line("[11:22:33] file.lua:1:(vim) some fancy message")
+    )
+  end)
+end)
diff --git a/tests/minit.lua b/tests/minit.lua
new file mode 100644
index 0000000..22d1049
--- /dev/null
+++ b/tests/minit.lua
@@ -0,0 +1 @@
+vim.opt.rtp:prepend(".")