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tui: coalesce sequential status messages (+ tests)

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paulbettner 2025-12-29 03:46:01 -05:00
parent c214a33405
commit 8ebc4bcebe
2 changed files with 83 additions and 3 deletions
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57
packages/coding-agent/test/interactive-mode-status.test.ts Normal file
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import { Container } from "@mariozechner/pi-tui";
import { beforeAll, describe, expect, test, vi } from "vitest";
import { InteractiveMode } from "../src/modes/interactive/interactive-mode.js";
import { initTheme } from "../src/modes/interactive/theme/theme.js";
function renderLastLine(container: Container, width = 120): string {
const last = container.children[container.children.length - 1];
if (!last) return "";
return last.render(width).join("\n");
}
describe("InteractiveMode.showStatus", () => {
beforeAll(() => {
// showStatus uses the global theme instance
initTheme("dark");
});
test("coalesces immediately-sequential status messages", () => {
const fakeThis: any = {
chatContainer: new Container(),
ui: { requestRender: vi.fn() },
lastStatusSpacer: null,
lastStatusText: null,
};
(InteractiveMode as any).prototype.showStatus.call(fakeThis, "STATUS_ONE");
expect(fakeThis.chatContainer.children).toHaveLength(2);
expect(renderLastLine(fakeThis.chatContainer)).toContain("STATUS_ONE");
(InteractiveMode as any).prototype.showStatus.call(fakeThis, "STATUS_TWO");
// second status updates the previous line instead of appending
expect(fakeThis.chatContainer.children).toHaveLength(2);
expect(renderLastLine(fakeThis.chatContainer)).toContain("STATUS_TWO");
expect(renderLastLine(fakeThis.chatContainer)).not.toContain("STATUS_ONE");
});
test("appends a new status line if something else was added in between", () => {
const fakeThis: any = {
chatContainer: new Container(),
ui: { requestRender: vi.fn() },
lastStatusSpacer: null,
lastStatusText: null,
};
(InteractiveMode as any).prototype.showStatus.call(fakeThis, "STATUS_ONE");
expect(fakeThis.chatContainer.children).toHaveLength(2);
// Something else gets added to the chat in between status updates
fakeThis.chatContainer.addChild({ render: () => ["OTHER"], invalidate: () => {} });
expect(fakeThis.chatContainer.children).toHaveLength(3);
(InteractiveMode as any).prototype.showStatus.call(fakeThis, "STATUS_TWO");
// adds spacer + text
expect(fakeThis.chatContainer.children).toHaveLength(5);
expect(renderLastLine(fakeThis.chatContainer)).toContain("STATUS_TWO");
});
});