test(ldd): конкурентность, нагрузка и release gate

e2e/lms.spec.ts

@@ -7,6 +7,7 @@ type Seeded = {
   courseNo: number;
   courseTitle: string;
   groupId: string;
+  labId: string;
   groupName: string;
   studentFullName: string;
   studentLogin: string;
@@ -102,7 +103,7 @@ test.beforeAll(async ({ playwright }) => {
   await createWithToken(api, adminToken, "post", `/api/v1/courses/${course.id}/groups`, {
     groupId: group.id,
   });
-  await createWithToken(api, adminToken, "post", "/api/v1/labs", {
+  const lab = await createWithToken(api, adminToken, "post", "/api/v1/labs", {
     number: 1,
     title: "E2E Lab",
     status: "published",
@@ -126,6 +127,7 @@ test.beforeAll(async ({ playwright }) => {
     courseTitle: String(course.title),
     groupId: String(group.id),
     groupName: String(group.name),
+    labId: String(lab.id),
     studentFullName: String(student.fullName),
     studentLogin: studentNo,
     studentPassword: "e2e-student-456",
@@ -186,3 +188,19 @@ test("anonymous and student cannot reach admin pages", async ({ page }) => {
   await page.goto(`/learn/course/${seeded.courseNo}`);
   await expect(page.locator("body")).toContainText(seeded.courseTitle);
 });
+
+test("student submits a solution and mobile teacher page renders", async ({ page }) => {
+  await login(page, seeded.studentLogin, seeded.studentPassword, "**/student");
+  await page.goto(`/student/labs/${seeded.labId}`);
+  await page.setInputFiles('input[name="files"]', "fixtures/main.c");
+  await page.getByRole("button", { name: "Отправить решение" }).click();
+  await expect(page.locator("body")).toContainText("Решение отправлено");
+  await expect(page.locator("body")).toContainText("main.c");
+
+  await page.context().clearCookies();
+  await page.setViewportSize({ width: 390, height: 844 });
+  await login(page, seeded.teacherLogin, seeded.teacherPassword, "**/teacher");
+  await page.goto(`/teacher/courses/${seeded.courseId}`);
+  await expect(page.locator("h1")).toContainText(seeded.courseTitle);
+  await expect(page.locator("body")).toContainText(seeded.groupName);
+});