forgot the test file :D

.github/workflows/ci.yml

@@ -26,6 +26,12 @@ jobs:
         with:
           luaVersion: ${{ matrix['lua-version'] }}
 
+      - name: Install luacheck
+        run: luarocks install --local luacheck
+
+      - name: Run luacheck
+        run: ~/.luarocks/bin/luacheck lua
+
       - name: Set up Neovim
         uses: rhysd/action-setup-vim@v1
         with:

tests/colorful_times_spec.lua

@@ -0,0 +1,93 @@
+-- tests/colorful_times_spec.lua
+
+local colorful_times = require("colorful-times")
+
+describe("ColorfulTimes Plugin", function()
+  -- Test for parsing time strings into minutes since midnight
+  describe("parse_time", function()
+    it("parses valid time strings correctly", function()
+      assert.are.equal(60, colorful_times.parse_time("01:00"))
+      assert.are.equal(0, colorful_times.parse_time("00:00"))
+      assert.are.equal(1439, colorful_times.parse_time("23:59"))
+    end)
+
+    it("returns nil for invalid time strings", function()
+      assert.is_nil(colorful_times.parse_time("24:00"))
+      assert.is_nil(colorful_times.parse_time("12:60"))
+      assert.is_nil(colorful_times.parse_time("invalid"))
+    end)
+  end)
+
+  -- Test for handling schedule pre-processing
+  describe("preprocess_schedule", function()
+    it("parses valid schedule entries correctly", function()
+      local schedule = {
+        { start = "06:00", stop = "18:00", colorscheme = "morning" },
+        { start = "18:00", stop = "06:00", colorscheme = "night",  background = "dark" },
+      }
+      colorful_times.config.schedule = schedule
+      colorful_times.preprocess_schedule()
+      local parsed_schedule = colorful_times.get_parsed_schedule()
+
+      assert.are.equal(2, #parsed_schedule)
+      assert.are.equal(360, parsed_schedule[1].start_time)    -- 06:00 AM
+      assert.are.equal(1080, parsed_schedule[1].stop_time)    -- 06:00 PM
+      assert.are.equal(1080, parsed_schedule[2].start_time)   -- 06:00 PM
+      assert.are.equal(360 + 1440, parsed_schedule[2].stop_time) -- 06:00 AM next day
+    end)
+  end)
+
+  -- Test for system background detection callback handling
+  describe("get_system_background", function()
+    it("calls the callback with the correct background value", function()
+      local function callback(bg)
+        assert.is_true(bg == "dark" or bg == "light")
+      end
+
+      colorful_times.get_system_background(callback, "dark")
+    end)
+  end)
+
+  -- Test for applying colorscheme
+  describe("apply_colorscheme", function()
+    it("sets the correct colorscheme and background", function()
+      colorful_times.config.default.colorscheme = "default"
+      colorful_times.config.default.background = "light"
+      colorful_times.config.enabled = true
+
+      colorful_times.apply_colorscheme()
+      assert.are.equal("light", vim.o.background)
+      assert.is_true(pcall(vim.cmd.colorscheme, "default"))
+    end)
+  end)
+
+  -- Test for handling the enabled/disabled state
+  describe("toggle", function()
+    it("toggles the enabled state correctly", function()
+      colorful_times.toggle()
+      assert.is_false(colorful_times.config.enabled)
+      colorful_times.toggle()
+      assert.is_true(colorful_times.config.enabled)
+    end)
+  end)
+
+  -- Test to verify schedule-based colorscheme changes
+  describe("get_active_colorscheme", function()
+    it("selects the correct colorscheme based on schedule", function()
+      local schedule = {
+        { start = "00:00", stop = "12:00", colorscheme = "morning" },
+        { start = "12:00", stop = "23:59", colorscheme = "afternoon" },
+      }
+      colorful_times.config.schedule = schedule
+      colorful_times.preprocess_schedule()
+
+      vim.fn = vim.fn or {}
+      vim.fn.strftime = function()
+        return "10:00"
+      end -- Mock current time
+
+      local active_scheme = colorful_times.get_active_colorscheme()
+      assert.are.equal("morning", active_scheme.colorscheme)
+    end)
+  end)
+end)

tests/minimal_init.vim

@@ -1,7 +1,7 @@
 " tests/minimal_init.vim
 
-set runtimepath+=.
-set runtimepath+=~/.local/share/nvim/site/pack/plugins/start/plenary.nvim
+set runtimepath^=~/.local/share/nvim/site/pack/plugins/start/plenary.nvim
+set runtimepath^=.
 
 " Load your plugin
 runtime plugin/colorful-times.lua