test(tui): cover hidden LSP sidebar section (#53)

packages/tui/src/feature-plugins/sidebar/lsp.tsx

@@ -4,7 +4,7 @@ import { createMemo, For, Show, createSignal } from "solid-js"
 
 const id = "internal:sidebar-lsp"
 
-function View(props: { api: TuiPluginApi }) {
+export function View(props: { api: TuiPluginApi }) {
   const [open, setOpen] = createSignal(true)
   const theme = () => props.api.theme.current
   const list = createMemo(() => props.api.state.lsp())

packages/tui/test/feature-plugins/sidebar-lsp.test.tsx

@@ -0,0 +1,49 @@
+/** @jsxImportSource @opentui/solid */
+import { expect, test } from "bun:test"
+import { testRender } from "@opentui/solid"
+import { RGBA } from "@opentui/core"
+import type { TuiPluginApi } from "@opencode-ai/plugin/tui"
+import { View } from "../../src/feature-plugins/sidebar/lsp"
+
+function createApi(opts: {
+  lspEnabled: boolean
+  servers?: Array<{ id: string; root: string; status: "connected" | "disconnected" }>
+}) {
+  const color = RGBA.fromInts(200, 200, 200)
+  return {
+    theme: { current: new Proxy({}, { get: () => color }) },
+    state: {
+      config: { lsp: opts.lspEnabled ? {} : undefined },
+      lsp: () => opts.servers ?? [],
+    },
+  } as unknown as TuiPluginApi
+}
+
+async function frame(api: TuiPluginApi) {
+  const app = await testRender(() => <View api={api} />, { width: 40, height: 10 })
+  try {
+    await app.renderOnce()
+    return app.captureCharFrame()
+  } finally {
+    app.renderer.destroy()
+  }
+}
+
+test("hides the whole LSP section when config.lsp is disabled", async () => {
+  expect(await frame(createApi({ lspEnabled: false }))).not.toContain("LSP")
+})
+
+test("renders the LSP heading and empty state when enabled", async () => {
+  const output = await frame(createApi({ lspEnabled: true }))
+  expect(output).toContain("LSP")
+  expect(output).toContain("LSPs will activate as files are read")
+})
+
+test("lists connected servers when enabled", async () => {
+  const output = await frame(
+    createApi({ lspEnabled: true, servers: [{ id: "typescript", root: "/work", status: "connected" }] }),
+  )
+  expect(output).toContain("LSP")
+  expect(output).toContain("typescript")
+  expect(output).not.toContain("LSPs will activate")
+})