feat: base testing files

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)