6c7eed7580
Fresh history cut from cynarAI/evoo antigravity-handoff/project-timeline (Voice First + project timeline). Brand docs/titles as evOo; keep @rakazo/* packages as tech debt. Excludes node_modules, caches, secrets, voice blobs.
64 lines
2.4 KiB
TypeScript
64 lines
2.4 KiB
TypeScript
import { describe, expect, it } from "vitest";
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import { ThreadScrollBehavior } from "./thread-scroll.js";
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describe("mobile thread initial scroll", () => {
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it("waits for layout when messages arrive first, then opens at the latest message", () => {
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const behavior = new ThreadScrollBehavior();
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behavior.openThread("thread-1");
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expect(behavior.onContentChanged(false, "m1")).toBe(null);
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expect(behavior.onLayout()).toBe("jump");
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});
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it("opens at the latest message when layout arrives before content", () => {
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const behavior = new ThreadScrollBehavior();
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behavior.openThread("thread-1");
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expect(behavior.onLayout()).toBe(null);
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expect(behavior.onContentChanged(false, "m1")).toBe("jump");
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});
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it("does not move for expanded labels but smoothly follows a new message", () => {
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const behavior = new ThreadScrollBehavior();
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behavior.openThread("thread-1");
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behavior.onLayout();
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expect(behavior.onContentChanged(false, "m1")).toBe("jump");
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expect(behavior.onContentChanged(false, "m1")).toBe(null);
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expect(behavior.onContentChanged(false, "m2")).toBe("smooth");
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});
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it("keeps the latest message visible when the viewport resizes", () => {
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const behavior = new ThreadScrollBehavior();
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behavior.openThread("thread-1");
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behavior.onContentChanged(false, "m1");
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expect(behavior.onLayout()).toBe("jump");
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expect(behavior.onLayout()).toBe("jump");
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});
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it("keeps the initial jump pending while another scroll target blocks it", () => {
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const behavior = new ThreadScrollBehavior();
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behavior.openThread("thread-1");
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expect(behavior.onContentChanged(true, "m1")).toBe(null);
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expect(behavior.onLayout()).toBe(null);
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expect(behavior.onContentChanged(false, "m1")).toBe("jump");
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expect(behavior.onContentChanged(false, "m1")).toBe(null);
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});
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it("leaves a detached reader in place and records unread messages", () => {
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const behavior = new ThreadScrollBehavior();
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behavior.openThread("thread-1");
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behavior.onLayout();
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behavior.onContentChanged(false, "m1");
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expect(behavior.onUserScroll(120)).toEqual({ detached: true, unread: false });
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expect(behavior.onLayout()).toBe(null);
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expect(behavior.onContentChanged(false, "m2")).toBe(null);
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expect(behavior.state()).toEqual({ detached: true, unread: true });
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expect(behavior.jumpToLatest()).toBe("smooth");
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expect(behavior.state()).toEqual({ detached: false, unread: false });
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});
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});
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