D4-2: add 56 UI tests for editor_settings (MCP agents, style/theme, search filter, categories CRUD)

test/bds/desktop/mcp_config_test.exs

@@ -0,0 +1,82 @@
+defmodule BDS.Desktop.ShellLive.SettingsEditor.MCPConfigTest do
+  use ExUnit.Case, async: false
+
+  alias BDS.Desktop.ShellLive.SettingsEditor.MCPConfig
+
+  describe "mcp_rows/0" do
+    test "returns 7 agent rows" do
+      rows = MCPConfig.mcp_rows()
+      assert length(rows) == 7
+    end
+
+    test "has correct agent order" do
+      rows = MCPConfig.mcp_rows()
+      ids = Enum.map(rows, & &1.id)
+      assert ids == [:claude_code, :claude_desktop, :github_copilot, :gemini_cli, :opencode, :mistral_vibe, :openai_codex]
+    end
+
+    test "Claude Code and GitHub Copilot are supported" do
+      rows = MCPConfig.mcp_rows()
+      claude = Enum.find(rows, &(&1.id == :claude_code))
+      copilot = Enum.find(rows, &(&1.id == :github_copilot))
+      assert claude.supported?
+      assert copilot.supported?
+    end
+
+    test "other agents are not supported" do
+      rows = MCPConfig.mcp_rows()
+      unsupported = Enum.reject(rows, & &1.supported?)
+      assert length(unsupported) == 5
+      assert Enum.all?(unsupported, &(!&1.supported?))
+    end
+
+    test "unsupported agents have nil config_path" do
+      rows = MCPConfig.mcp_rows()
+      unsupported = Enum.filter(rows, &(!&1.supported?))
+      assert Enum.all?(unsupported, &is_nil(&1.config_path))
+    end
+
+    test "unsupported agents have configured? false" do
+      rows = MCPConfig.mcp_rows()
+      unsupported = Enum.filter(rows, &(!&1.supported?))
+      assert Enum.all?(unsupported, &(&1.configured? == false))
+    end
+  end
+
+  describe "toggle_mcp_agent/4" do
+    test "unsupported agent appends not-supported error" do
+      socket = %{assigns: %{workbench: nil}}
+      reload = fn s, _wb -> send(self(), :reloaded); s end
+      append_output = fn _socket, _title, _msg, _nil, _kind ->
+        send(self(), :error_appended)
+        socket
+      end
+
+      MCPConfig.toggle_mcp_agent(socket, "gemini_cli", reload, append_output)
+
+      assert_received :error_appended
+      assert_received :reloaded
+    end
+
+    test "unsupported agent does not touch AgentConfig" do
+      socket = %{assigns: %{workbench: nil}}
+      reload = fn s, _wb -> s end
+      append_output = fn _socket, _title, _msg, _nil, _kind -> socket end
+
+      assert MCPConfig.toggle_mcp_agent(socket, "opencode", reload, append_output) == socket
+    end
+
+    test "unknown agent is treated as unsupported" do
+      socket = %{assigns: %{workbench: nil}}
+      reload = fn s, _wb -> s end
+      append_output = fn _socket, _title, _msg, _nil, _kind ->
+        send(self(), :error_appended)
+        socket
+      end
+
+      MCPConfig.toggle_mcp_agent(socket, "nonexistent_agent", reload, append_output)
+
+      assert_received :error_appended
+    end
+  end
+end