feat: qol improvements

tests/command_parsing_spec.lua

@@ -0,0 +1,79 @@
+-- Unit tests for command parsing and validation
+describe("cp command parsing", function()
+  local cp
+
+  before_each(function()
+    cp = require("cp")
+    cp.setup()
+  end)
+
+  describe("platform setup commands", function()
+    it("parses :CP codeforces correctly", function()
+      -- Test platform-only command parsing
+    end)
+
+    it("parses :CP codeforces 1800 correctly", function()
+      -- Test contest setup command parsing
+    end)
+
+    it("parses :CP codeforces 1800 A correctly", function()
+      -- Test full setup command parsing
+    end)
+
+    it("parses CSES format :CP cses 1068 correctly", function()
+      -- Test CSES-specific command parsing
+    end)
+  end)
+
+  describe("action commands", function()
+    it("parses :CP test correctly", function()
+      -- Test test panel command
+    end)
+
+    it("parses :CP next correctly", function()
+      -- Test navigation command
+    end)
+
+    it("parses :CP prev correctly", function()
+      -- Test navigation command
+    end)
+  end)
+
+  describe("language flags", function()
+    it("parses --lang=cpp correctly", function()
+      -- Test language flag parsing
+    end)
+
+    it("parses --debug flag correctly", function()
+      -- Test debug flag parsing
+    end)
+
+    it("combines flags correctly", function()
+      -- Test multiple flag parsing
+    end)
+  end)
+
+  describe("error handling", function()
+    it("handles invalid commands gracefully", function()
+      -- Test error messages for bad commands
+    end)
+
+    it("provides helpful error messages", function()
+      -- Test error message quality
+    end)
+  end)
+
+  describe("command completion", function()
+    it("completes platform names", function()
+      -- Test tab completion for platforms
+    end)
+
+    it("completes problem IDs from cached contest", function()
+      -- Test problem ID completion
+    end)
+
+    it("completes action names", function()
+      -- Test action completion
+    end)
+  end)
+end)