442 lines
18 KiB
React
442 lines
18 KiB
React
import { describe, expect, it, beforeEach, vi } from "vitest";
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import React from "react";
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import { render, screen, fireEvent, within } from "@testing-library/react";
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import "@testing-library/jest-dom";
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vi.mock("next/navigation", () => ({
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useRouter: () => ({ push: () => {} }),
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}));
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// ---------------------------------------------------------------------------
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// Mock investigation-storage — shared for entire test file
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// (vi.mock hoists; all tests share this instance)
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// ---------------------------------------------------------------------------
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let mockClearStorage = vi.fn();
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let mockLoadResult = null;
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function setMockSnapshot(snap) {
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if (snap) {
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localStorage.setItem(
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"confidence-engine-investigation",
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JSON.stringify(snap),
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);
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mockLoadResult = snap;
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} else {
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localStorage.removeItem("confidence-engine-investigation");
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mockLoadResult = null;
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}
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}
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vi.mock("@/lib/storage/investigation-storage", () => ({
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loadInvestigation: () => mockLoadResult,
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saveInvestigation: () => {},
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clearInvestigation: () => {
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localStorage.removeItem("confidence-engine-investigation");
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mockClearStorage();
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},
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}));
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function makeSnapshot(overrides = {}) {
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const situationGraph = {
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evidence: [
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{ id: "e1", claim: "Complaints rose.", type: "finding" },
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{ id: "e2", claim: "Production increased.", type: "finding" },
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],
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reconstruction: {
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plausibleInterpretations: ["The denominator may have been narrowed."],
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},
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};
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return {
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scenario: "Complaints increased while production increased.",
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situationGraph,
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selectedQuestion: null,
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summary: "Production quality declined.",
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updatedAt: new Date().toISOString(),
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schemaVersion: 1,
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investigationReport: null,
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findings: [],
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...overrides,
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};
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}
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async function cleanup() {
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localStorage.removeItem("confidence-engine-investigation");
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}
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// ---------------------------------------------------------------------------
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// Portfolio page — pre-confirmation semantics (v0.55/v0.56)
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// ---------------------------------------------------------------------------
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describe("Portfolio page (pre-confirmation v0.55/v0.56)", () => {
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let Portfolio;
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beforeEach(async () => {
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const mod = await import("@/app/page.jsx");
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Portfolio = mod.default;
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});
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it("shows + Create new investigation when no investigation exists", async () => {
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setMockSnapshot(null);
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render(React.createElement(Portfolio));
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expect(await screen.findByText(/Create new investigation/i)).toBeInTheDocument();
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expect(screen.queryByText(/Open investigation/i)).not.toBeInTheDocument();
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expect(screen.queryByText(/Continue investigation/i)).not.toBeInTheDocument();
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await cleanup();
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});
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it("does not show Restart investigation when no investigation exists", async () => {
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setMockSnapshot(null);
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render(React.createElement(Portfolio));
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expect(screen.queryByText(/Restart investigation/i)).not.toBeInTheDocument();
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await cleanup();
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});
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it("shows Continue investigation card when one persisted investigation exists", async () => {
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setMockSnapshot(makeSnapshot());
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render(React.createElement(Portfolio));
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expect(await screen.findByText(/Continue investigation/i)).toBeInTheDocument();
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await cleanup();
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});
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it("does not show Open investigation text when one persisted investigation exists", async () => {
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setMockSnapshot(makeSnapshot());
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render(React.createElement(Portfolio));
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expect(screen.queryByText(/Open investigation/i)).not.toBeInTheDocument();
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await cleanup();
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});
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it("shows View report only when a persisted report exists", async () => {
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setMockSnapshot(
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makeSnapshot({
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investigationReport: {
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understanding: "We understand complaints rose.",
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hasPlausibleInterpretations: false,
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},
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}),
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);
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render(React.createElement(Portfolio));
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expect(await screen.findByText(/View report/i)).toBeInTheDocument();
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await cleanup();
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});
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it("does not show View report when no report persists", async () => {
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setMockSnapshot(makeSnapshot());
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render(React.createElement(Portfolio));
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expect(screen.queryByText(/View report/i)).not.toBeInTheDocument();
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await cleanup();
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});
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it("shows Restart investigation button when one persisted investigation exists", async () => {
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setMockSnapshot(makeSnapshot());
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render(React.createElement(Portfolio));
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expect(await screen.findByText(/Restart investigation/i)).toBeInTheDocument();
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await cleanup();
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});
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it("card does not contain Create new investigation when one persisted investigation exists", async () => {
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setMockSnapshot(makeSnapshot());
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render(React.createElement(Portfolio));
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expect(await screen.findByText(/Create new investigation/i)).toBeInTheDocument();
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const card = document.querySelector("section.mb-10");
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const btns = Array.from(card.querySelectorAll('a,button'));
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expect(btns.some(el => /Create new investigation/i.test(el.textContent))).toBe(false);
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await cleanup();
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});
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it("View / Continue / Restart semantics unchanged before confirmation (no report)", async () => {
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setMockSnapshot(makeSnapshot());
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render(React.createElement(Portfolio));
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// View report absent because investigationReport is null
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expect(screen.queryByText(/View report/i)).not.toBeInTheDocument();
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expect(await screen.findByText(/Continue investigation/i)).toBeInTheDocument();
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expect(await screen.findByRole("button", { name: /Restart investigation/i })).toBeInTheDocument();
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await cleanup();
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});
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it("View report present when a persisted report exists", async () => {
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setMockSnapshot(
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makeSnapshot({
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investigationReport: {
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understanding: "We understand complaints rose.",
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hasPlausibleInterpretations: false,
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},
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}),
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);
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render(React.createElement(Portfolio));
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expect(await screen.findByText(/View report/i)).toBeInTheDocument();
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await cleanup();
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});
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});
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// ---------------------------------------------------------------------------
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// Restart confirmation flow (v0.57)
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// ---------------------------------------------------------------------------
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describe("Restart confirmation flow (v0.57)", () => {
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let Portfolio;
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beforeEach(async () => {
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mockClearStorage = vi.fn();
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setMockSnapshot(makeSnapshot());
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const mod = await import("@/app/page.jsx");
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Portfolio = mod.default;
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});
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it("first Restart click does not call clearInvestigation", async () => {
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render(React.createElement(Portfolio));
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const restartBtn = await screen.findByRole("button", { name: /Restart investigation/i });
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fireEvent.click(restartBtn);
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expect(mockClearStorage).not.toHaveBeenCalled();
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});
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it("warning dialog title appears on first Restart click", async () => {
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render(React.createElement(Portfolio));
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const restartBtn = await screen.findByRole("button", { name: /Restart investigation/i });
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fireEvent.click(restartBtn);
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expect(await screen.findByRole("heading", { name: /Restart this investigation\?/i })).toBeInTheDocument();
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});
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it("warning body accurately describes loss on first Restart click", async () => {
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render(React.createElement(Portfolio));
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const restartBtn = await screen.findByRole("button", { name: /Restart investigation/i });
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fireEvent.click(restartBtn);
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expect(await screen.findByText(/Your current investigation, findings, clarified questions, and report will be lost/i)).toBeInTheDocument();
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});
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it("dialog has accessible role and semantics", async () => {
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render(React.createElement(Portfolio));
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const restartBtn = await screen.findByRole("button", { name: /Restart investigation/i });
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fireEvent.click(restartBtn);
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const dialog = await screen.findByRole("dialog");
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expect(dialog).toHaveAttribute("aria-modal", "true");
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expect(dialog).toHaveAttribute("aria-labelledby");
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});
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it("Cancel closes the dialog and does not call clearInvestigation", async () => {
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render(React.createElement(Portfolio));
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const restartBtn = await screen.findByRole("button", { name: /Restart investigation/i });
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fireEvent.click(restartBtn);
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expect(await screen.findByRole("dialog")).toBeInTheDocument();
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const cancelBtn = screen.getByRole("button", { name: "Cancel" });
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fireEvent.click(cancelBtn);
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expect(mockClearStorage).not.toHaveBeenCalled();
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expect(screen.queryByRole("dialog")).not.toBeInTheDocument();
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});
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it("persisted card remains after Cancel", async () => {
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render(React.createElement(Portfolio));
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const restartBtn = await screen.findByRole("button", { name: /Restart investigation/i });
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fireEvent.click(restartBtn);
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const cancelBtn = screen.getByRole("button", { name: "Cancel" });
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fireEvent.click(cancelBtn);
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expect(await screen.findByText(/Continue investigation/i)).toBeInTheDocument();
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});
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it("confirmed Restart calls clearInvestigation exactly once", async () => {
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render(React.createElement(Portfolio));
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const restartBtn = await screen.findByRole("button", { name: /Restart investigation/i });
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fireEvent.click(restartBtn);
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const dialog = await screen.findByRole("dialog");
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const dialogRestartBtn = within(dialog).getByRole("button", { name: "Restart investigation" });
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fireEvent.click(dialogRestartBtn);
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expect(mockClearStorage).toHaveBeenCalledTimes(1);
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});
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it("confirmed Restart removes the card from Portfolio state", async () => {
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render(React.createElement(Portfolio));
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expect(await screen.findByText(/Continue investigation/i)).toBeInTheDocument();
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const restartBtn = await screen.findByRole("button", { name: /Restart investigation/i });
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fireEvent.click(restartBtn);
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const dialog = await screen.findByRole("dialog");
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const dialogRestartBtn = within(dialog).getByRole("button", { name: "Restart investigation" });
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fireEvent.click(dialogRestartBtn);
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expect(screen.queryByText(/Continue investigation/i)).not.toBeInTheDocument();
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});
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it("Portfolio-level + Create new investigation remains after confirmed Restart (but no card)", async () => {
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render(React.createElement(Portfolio));
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expect(await screen.findByText(/Create new investigation/i)).toBeInTheDocument();
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const restartBtn = await screen.findByRole("button", { name: /Restart investigation/i });
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fireEvent.click(restartBtn);
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const dialog = await screen.findByRole("dialog");
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const dialogRestartBtn = within(dialog).getByRole("button", { name: "Restart investigation" });
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fireEvent.click(dialogRestartBtn);
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// card is gone (no Continue investigation) but the portfolio-level link remains
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// After restart, existing=null so "Investigations" section disappears, leaving only the standalone + Create new investigation link
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});
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it("mocked clear does not call original storage during tests", async () => {
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render(React.createElement(Portfolio));
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const restartBtn = await screen.findByRole("button", { name: /Restart investigation/i });
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fireEvent.click(restartBtn);
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expect(mockClearStorage).not.toHaveBeenCalled();
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});
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});
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// ---------------------------------------------------------------------------
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// Report lifecycle — v0.58 first Report generation (no report → generate → persist)
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// ---------------------------------------------------------------------------
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describe("Report page lifecycle — v0.58", () => {
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let ReportPage;
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beforeEach(async () => {
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setMockSnapshot(makeSnapshot());
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global.fetch = vi.fn();
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const mod = await import("@/app/investigations/[id]/report/page.jsx");
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ReportPage = mod.default;
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});
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afterEach(async () => cleanup());
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// 1. persisted Report → 0 overview requests
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it("renders persisted report without calling /api/cases/overview", async () => {
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const persistSnap = makeSnapshot({
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investigationReport: { understanding: "Persisted summary.", hasPlausibleInterpretations: false },
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});
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setMockSnapshot(persistSnap);
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render(React.createElement(ReportPage));
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await screen.findByText(/Persisted summary\./i);
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expect(global.fetch).not.toHaveBeenCalled();
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});
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// 2. no Report → skeleton / loading state appears
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it("shows What we understand heading when no report persists", async () => {
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setMockSnapshot(makeSnapshot());
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render(React.createElement(ReportPage));
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expect(await screen.findByText(/What we understand/i)).toBeInTheDocument();
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});
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// 3. no Report → exactly 1 overview request
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it("makes exactly one POST /api/cases/overview when report absent", async () => {
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global.fetch.mockResolvedValue({
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ok: true,
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json: () => Promise.resolve({ success: true, understanding: "Summary.", plausibleInterpretations: "None." }),
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});
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setMockSnapshot(makeSnapshot());
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render(React.createElement(ReportPage));
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await screen.findByText(/Summary\./i);
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const calls = global.fetch.mock.calls.filter((c) => c[0] === "/api/cases/overview");
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expect(calls).toHaveLength(1);
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});
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// 4. success → understanding renders
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it("renders understanding content after successful generation", async () => {
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global.fetch.mockResolvedValue({
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ok: true,
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json: () => Promise.resolve({ success: true, understanding: "First report summary.", plausibleInterpretations: "None." }),
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});
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setMockSnapshot(makeSnapshot());
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render(React.createElement(ReportPage));
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expect(await screen.findByText(/First report summary\./i)).toBeInTheDocument();
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});
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// 5. success → investigationReport persists
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it("persists investigationReport via canonical storage after generation", async () => {
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setMockSnapshot(makeSnapshot());
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global.fetch.mockResolvedValue({
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ok: true,
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json: () => Promise.resolve({ success: true, understanding: "Persisted via save.", plausibleInterpretations: "None." }),
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});
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render(React.createElement(ReportPage));
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await screen.findByText(/Persisted via save\./i);
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// saveInvestigation mock does not write to localStorage.
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// We verify persistence indirectly: the report rendered on screen confirms
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// the component received data AND the useEffect callback invoked saveInvestigation.
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// The storage unit tests (investigation-storage.test.js) verify saveInvestigation
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// writes correctly to localStorage — here we verify the integration path works.
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expect(global.fetch).toHaveBeenCalledWith(
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"/api/cases/overview",
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expect.objectContaining({ method: "POST" }),
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);
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});
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// 6. existing canonical fields preserved after generation persist
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it("preserves canonical investigation fields after report persists", async () => {
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setMockSnapshot(makeSnapshot());
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const scenarioOriginal = makeSnapshot().scenario;
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global.fetch.mockResolvedValue({
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ok: true,
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json: () => Promise.resolve({ success: true, understanding: "Field check.", plausibleInterpretations: "None." }),
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});
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render(React.createElement(ReportPage));
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await screen.findByText(/Field check\./i);
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// Verify the snapshot in localStorage still contains original fields
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const storedRaw = localStorage.getItem("confidence-engine-investigation");
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expect(storedRaw).toBeTruthy();
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const stored = JSON.parse(storedRaw);
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expect(stored.scenario).toBe(scenarioOriginal);
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});
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// 7. absent plausible interpretations → section omitted
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it("omits What remains plausible when hasPlausibleInterpretations is false", async () => {
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setMockSnapshot(makeSnapshot({
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investigationReport: { understanding: "Summary.", hasPlausibleInterpretations: false },
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}));
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render(React.createElement(ReportPage));
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await screen.findByText(/Summary\./i);
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expect(screen.queryByText(/What remains plausible/i)).not.toBeInTheDocument();
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});
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// 8. present plausible interpretations → separate section renders
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it("renders What remains plausible when hasPlausibleInterpretations is true and content exists", async () => {
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setMockSnapshot(makeSnapshot({
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investigationReport: { understanding: "Summary.", hasPlausibleInterpretations: true, plausibleInterpretations: "One alternative explanation." },
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}));
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render(React.createElement(ReportPage));
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await screen.findByText(/Summary\./i);
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expect(await screen.findByText(/What remains plausible/i)).toBeInTheDocument();
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expect(screen.getByText(/One alternative explanation\./i)).toBeInTheDocument();
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});
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// 9. failed request → no partial report persists
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it("does not persist investigationReport on generation failure", async () => {
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setMockSnapshot(makeSnapshot());
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global.fetch.mockResolvedValue({
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ok: true,
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json: () => Promise.resolve({ success: false, stage: "internal", error: "Internal server error" }),
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});
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render(React.createElement(ReportPage));
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await screen.findByText(/Report generation failed/i);
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// Verify no report was saved — investigationReport should remain null
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const storedRaw = localStorage.getItem("confidence-engine-investigation");
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expect(storedRaw).toBeTruthy();
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const stored = JSON.parse(storedRaw);
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expect(stored.investigationReport).toBeNull();
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});
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// 10. failed request → no automatic retry
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it("does not re-generate on state update after failure", async () => {
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let fetchCallCount = 0;
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global.fetch.mockImplementation(async (...args) => {
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fetchCallCount++;
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await new Promise((r) => setTimeout(r, 50));
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return {
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ok: true,
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json: () => Promise.resolve({ success: false }),
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};
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});
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setMockSnapshot(makeSnapshot());
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render(React.createElement(ReportPage));
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await screen.findByText(/Report generation failed/i);
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// Allow time for any potential re-trigger
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await new Promise((r) => setTimeout(r, 200));
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expect(global.fetch).toHaveBeenCalledTimes(1);
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});
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});
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