refactor: encapsulate instrument chart data

src/pages/stock/ui/StockPage/StockPage.test.tsx

@@ -1,6 +1,6 @@
 import { MantineProvider } from "@mantine/core";
 import { QueryClientProvider } from "@tanstack/react-query";
-import { fireEvent, render, screen, waitFor } from "@testing-library/react";
+import { fireEvent, render, screen, waitFor, within } from "@testing-library/react";
 import { http, HttpResponse } from "msw";
 import { MemoryRouter, Route, Routes, useLocation } from "react-router";
 import { describe, expect, it, vi } from "vitest";
@@ -78,6 +78,7 @@ const quote = {
 function setup(
 	options: {
 		ambiguousTicker?: boolean;
+		candles?: NonNullable<StockPageVm["candles"]>["candles"];
 		cursorError?: string;
 		failCompany?: boolean;
 		failStock?: boolean;
@@ -124,7 +125,7 @@ function setup(
 
 					resource(
 						{
-							candles: [],
+							candles: options.candles ?? [],
 							currency: "RUB",
 							historyFrom: null,
 							observedAt: quote.observedAt,
@@ -352,7 +353,10 @@ describe("stock page", () => {
 		).toBe(false);
 	});
 	it("opens by UID, displays server calculations and distinguishes company and personal dividends", async () => {
-		setup();
+		setup({ candles: [
+			{ close: "300.125", isComplete: true, time: "2026-09-09T00:00:00Z" },
+			{ close: "301.123456789", isComplete: false, time: "2026-09-10T00:00:00Z" },
+		] });
 		expect(
 			await screen.findByRole("heading", { name: "Тестовая акция" }),
 		).toBeVisible();
@@ -376,6 +380,14 @@ describe("stock page", () => {
 			screen.getByRole("button", { name: "История дивидендов компании" }),
 		);
 		await waitFor(() => expect(screen.getByText("13.10.2025")).toBeVisible());
+		expect(screen.getByText("Текущая средняя покупка: 200 ₽")).toBeVisible();
+		fireEvent.click(screen.getByRole("button", { name: /Цены в таблице/ }));
+		const rows = within(await screen.findByRole("table")).getAllByRole("row");
+		expect(rows[1]).toHaveTextContent("10.09.2026");
+		expect(rows[1]).toHaveTextContent("301,123456789 ₽");
+		expect(rows[1]).toHaveTextContent("Формируется");
+		expect(rows[2]).toHaveTextContent("09.09.2026");
+		await waitFor(() => expect(screen.getByText("300,125 ₽")).toBeVisible());
 	});
 	it("keeps sold-position history and market content when company data fails", async () => {
 		setup({ failCompany: true, noPosition: true });