79 lines
2.2 KiB
TypeScript
79 lines
2.2 KiB
TypeScript
import { describe, expect, it } from "vitest";
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import {
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applyAppendOnlyStreamUpdate,
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buildStatusFinalPreviewText,
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resolveSlackStreamMode,
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} from "./stream-mode.js";
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describe("resolveSlackStreamMode", () => {
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it("defaults to replace", () => {
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expect(resolveSlackStreamMode(undefined)).toBe("replace");
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expect(resolveSlackStreamMode("")).toBe("replace");
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expect(resolveSlackStreamMode("unknown")).toBe("replace");
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});
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it("accepts valid modes", () => {
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expect(resolveSlackStreamMode("replace")).toBe("replace");
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expect(resolveSlackStreamMode("status_final")).toBe("status_final");
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expect(resolveSlackStreamMode("append")).toBe("append");
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});
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});
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describe("applyAppendOnlyStreamUpdate", () => {
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it("starts with first incoming text", () => {
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const next = applyAppendOnlyStreamUpdate({
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incoming: "hello",
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rendered: "",
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source: "",
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});
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expect(next).toEqual({ rendered: "hello", source: "hello", changed: true });
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});
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it("uses cumulative incoming text when it extends prior source", () => {
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const next = applyAppendOnlyStreamUpdate({
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incoming: "hello world",
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rendered: "hello",
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source: "hello",
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});
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expect(next).toEqual({
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rendered: "hello world",
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source: "hello world",
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changed: true,
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});
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});
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it("ignores regressive shorter incoming text", () => {
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const next = applyAppendOnlyStreamUpdate({
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incoming: "hello",
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rendered: "hello world",
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source: "hello world",
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});
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expect(next).toEqual({
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rendered: "hello world",
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source: "hello world",
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changed: false,
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});
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});
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it("appends non-prefix incoming chunks", () => {
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const next = applyAppendOnlyStreamUpdate({
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incoming: "next chunk",
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rendered: "hello world",
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source: "hello world",
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});
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expect(next).toEqual({
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rendered: "hello world\nnext chunk",
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source: "next chunk",
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changed: true,
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});
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});
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});
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describe("buildStatusFinalPreviewText", () => {
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it("cycles status dots", () => {
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expect(buildStatusFinalPreviewText(1)).toBe("Status: thinking..");
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expect(buildStatusFinalPreviewText(2)).toBe("Status: thinking...");
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expect(buildStatusFinalPreviewText(3)).toBe("Status: thinking.");
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});
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});
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