From 5a475100e7b15596eccc64c379a6a01de654b38a Mon Sep 17 00:00:00 2001
From: Matthias <xmatthias@outlook.com>
Date: Mon, 8 Apr 2024 20:16:47 +0200
Subject: [PATCH] Playwright backtesting tests

---
 e2e/backtest.spec.ts | 51 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 e2e/backtest.spec.ts

diff --git a/e2e/backtest.spec.ts b/e2e/backtest.spec.ts
new file mode 100644
index 00000000..60e7213a
--- /dev/null
+++ b/e2e/backtest.spec.ts
@@ -0,0 +1,51 @@
+import { test, expect } from '@playwright/test';
+import { setLoginInfo, defaultMocks } from './helpers';
+
+test.describe('Backtesting', () => {
+  test.beforeEach(async ({ page }) => {
+    await defaultMocks(page);
+    page.route('**/api/v1/show_config', (route) => {
+      return route.fulfill({ path: `./cypress/fixtures/backtest/show_config_webserver.json` });
+    });
+    page.route('**/api/v1/strategies', (route) => {
+      return route.fulfill({ path: `./cypress/fixtures/backtest/strategies.json` });
+    });
+
+    await page.route('**/api/v1/backtest', (route) => {
+      if (route.request().method() === 'POST') {
+        route.fulfill({
+          path: './cypress/fixtures/backtest/backtest_post_start.json',
+        });
+      } else if (route.request().method() === 'GET') {
+        route.fulfill({
+          path: './cypress/fixtures/backtest/backtest_get_end.json',
+        });
+      }
+    });
+
+    await setLoginInfo(page);
+  });
+  test('Starts webserver mode', async ({ page }) => {
+    await page.goto('/backtest');
+
+    await expect(page.locator('a', { hasText: 'Backtest' })).toBeInViewport();
+    await expect(page.getByText('Run backtest')).toBeInViewport();
+    await expect(page.getByText('Strategy', { exact: true })).toBeInViewport();
+
+    const strategySelect = page.locator('select[id="strategy-select"]');
+    await expect(strategySelect).toBeVisible();
+    await expect(strategySelect).toBeInViewport();
+
+    await strategySelect.selectOption('SampleStrategy');
+    const option = page.locator('option[value="SampleStrategy"]');
+    await expect(option).toBeAttached();
+    const analyzeButton = page.locator('[id="bt-analyze-btn"]');
+    await expect(analyzeButton).toBeDisabled();
+
+    const startBacktestButton = page.locator('button[id="start-backtest"]');
+    await Promise.all([startBacktestButton.click(), page.waitForResponse('**/api/v1/backtest')]);
+
+    // All buttons are now enabled
+    await expect(analyzeButton).toBeEnabled();
+  });
+});