Phase 3: Automated Testing & CI

.github/workflows/ci.yml

@@ -61,6 +61,10 @@ jobs:
           nvim --version
           nvim --headless -c "checkhealth swift" -c "quit" || true
 
+      - name: Run Unit Tests
+        run: |
+          nvim --headless -u tests/minimal_init.lua -c "PlenaryBustedDirectory tests/ { minimal_init = 'tests/minimal_init.lua' }"
+
   labeler:
     name: Auto Label
     runs-on: ubuntu-latest

tests/minimal_init.lua

@@ -0,0 +1,19 @@
+local root = vim.fn.fnamemodify("./.tests", ":p")
+
+-- set stdpaths to use .tests
+for _, name in ipairs({ "config", "data", "state", "cache" }) do
+  vim.env[string.format("XDG_%s_HOME", name:upper())] = root .. "/" .. name
+end
+
+local function load_plugin(plugin_repo)
+  local name = plugin_repo:match(".*/(.*)%.git") or plugin_repo:match(".*/(.*)")
+  local plugin_path = root .. "/plugins/" .. name
+  if vim.fn.isdirectory(plugin_path) == 0 then
+    vim.fn.system({ "git", "clone", "--depth=1", "https://github.com/" .. plugin_repo, plugin_path })
+  end
+  vim.opt.runtimepath:prepend(plugin_path)
+end
+
+load_plugin("nvim-lua/plenary.nvim")
+
+vim.opt.runtimepath:prepend(".")

tests/swift/project_detector_spec.lua

@@ -0,0 +1,23 @@
+local detector = require("swift.features.project_detector")
+
+describe("Project Detector", function()
+  it("should be able to require the module", function()
+    assert.is_not_nil(detector)
+  end)
+
+  it("should return none when no project files are found", function()
+    local temp_dir = vim.fn.tempname()
+    vim.fn.mkdir(temp_dir, "p")
+
+    local old_cwd = vim.fn.getcwd()
+    vim.api.nvim_set_current_dir(temp_dir)
+
+    -- Force refresh cache
+    local info = detector.get_project_info(true)
+
+    assert.are.same("none", info.type)
+
+    vim.api.nvim_set_current_dir(old_cwd)
+    vim.fn.delete(temp_dir, "rf")
+  end)
+end)