feat(simulation): add literal screen text matching (#36085)

packages/simulation/test/actions.test.ts

@@ -0,0 +1,11 @@
+import { expect, test } from "bun:test"
+import { matches } from "../src/frontend/actions"
+
+test("matches literal screen text", () => {
+  const harness = { screen: () => "OpenCode [ready].*" }
+
+  expect(matches(harness, "OpenCode")).toBe(true)
+  expect(matches(harness, "[ready].*")).toBe(true)
+  expect(matches(harness, "OpenCode.*ready")).toBe(false)
+  expect(matches(harness, "opencode")).toBe(false)
+})

packages/simulation/test/protocol.test.ts

@@ -0,0 +1,21 @@
+import { expect, test } from "bun:test"
+import { Frontend } from "../src/protocol"
+
+test("decodes ui.matches text params", () => {
+  expect(
+    Frontend.decodeRequest({
+      jsonrpc: "2.0",
+      id: 1,
+      method: "ui.matches",
+      params: { text: "OpenCode [ready].*" },
+    }),
+  ).toMatchObject({ method: "ui.matches", params: { text: "OpenCode [ready].*" } })
+  expect(() =>
+    Frontend.decodeRequest({
+      jsonrpc: "2.0",
+      id: 1,
+      method: "ui.matches",
+      params: { pattern: "OpenCode.*" },
+    }),
+  ).toThrow()
+})