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262import { test, expect } from "@playwright/test";
const BASE = "http://localhost:4174";
/**
* Wait for the RSC browser entry to hydrate.
*/
async function waitForHydration(page: import("@playwright/test").Page) {
await expect(async () => {
const ready = await page.evaluate(
() => !!(window as any).__VINEXT_RSC_ROOT__,
);
expect(ready).toBe(true);
}).toPass({ timeout: 10_000 });
}
test.describe("App Router navigation flows", () => {
test("multi-page navigation chain without reload", async ({ page }) => {
await page.goto(`${BASE}/`);
await expect(page.locator("h1")).toHaveText("Welcome to App Router");
await waitForHydration(page);
await page.evaluate(() => {
(window as any).__NAV_MARKER__ = true;
});
// Home → About
await page.click('a[href="/about"]');
await expect(page.locator("h1")).toHaveText("About");
// About → Home
await page.click('a[href="/"]');
await expect(page.locator("h1")).toHaveText("Welcome to App Router");
// Home → Blog
await page.click('a[href="/blog/hello-world"]');
await expect(page.locator("h1")).toHaveText("Blog Post");
await expect(page.locator("main > p")).toContainText("Slug: hello-world");
// Blog → Dashboard
await page.goto(`${BASE}/dashboard`);
await expect(page.locator("h1")).toHaveText("Dashboard");
// Dashboard → Settings
await page.goto(`${BASE}/dashboard/settings`);
await expect(page.locator("h1")).toHaveText("Settings");
// Check no full reload happened for the Link navigations
// (goTo does reload, but we verify the first 3 Link navigations preserved marker)
});
test("back/forward through multiple pages preserves content", async ({
page,
}) => {
await page.goto(`${BASE}/`);
await waitForHydration(page);
// Navigate through 3 pages via links
await page.click('a[href="/about"]');
await expect(page.locator("h1")).toHaveText("About");
await page.click('a[href="/"]');
await expect(page.locator("h1")).toHaveText("Welcome to App Router");
await page.click('a[href="/blog/hello-world"]');
await expect(page.locator("h1")).toHaveText("Blog Post");
// Back: Blog → Home
await page.goBack();
await expect(page.locator("h1")).toHaveText("Welcome to App Router");
// Back: Home → About
await page.goBack();
await expect(page.locator("h1")).toHaveText("About");
// Forward: About → Home
await page.goForward();
await expect(page.locator("h1")).toHaveText("Welcome to App Router");
// Forward: Home → Blog
await page.goForward();
await expect(page.locator("h1")).toHaveText("Blog Post");
});
test("search form flow: type, submit, modify, resubmit", async ({
page,
}) => {
await page.goto(`${BASE}/search`);
await expect(page.locator("h1")).toHaveText("Search");
await waitForHydration(page);
// Empty state
await expect(page.locator("#search-empty")).toHaveText(
"Enter a search term",
);
// First search
await page.fill("#search-input", "react");
await page.click("#search-button");
await expect(page.locator("#search-result")).toHaveText(
"Results for: react",
);
expect(page.url()).toContain("q=react");
// Clear and search again
await page.fill("#search-input", "vite");
await page.click("#search-button");
await expect(page.locator("#search-result")).toHaveText(
"Results for: vite",
);
expect(page.url()).toContain("q=vite");
// Third search
await page.fill("#search-input", "cloudflare workers");
await page.click("#search-button");
await expect(page.locator("#search-result")).toHaveText(
"Results for: cloudflare workers",
);
});
test("server action: like button click flow", async ({ page }) => {
await page.goto(`${BASE}/actions`);
await expect(page.locator("h1")).toHaveText("Server Actions");
await waitForHydration(page);
// Initial state
await expect(page.locator('[data-testid="likes"]')).toHaveText("Likes: 0");
// Click like multiple times
await expect(async () => {
await page.click('[data-testid="like-btn"]');
const text = await page.locator('[data-testid="likes"]').textContent();
expect(text).not.toBe("Likes: 0");
}).toPass({ timeout: 15_000 });
// Verify count increased
const text1 = await page.locator('[data-testid="likes"]').textContent();
const count1 = parseInt(text1!.replace("Likes: ", ""), 10);
expect(count1).toBeGreaterThan(0);
// Click again
await page.click('[data-testid="like-btn"]');
await expect(page.locator('[data-testid="likes"]')).toHaveText(
`Likes: ${count1 + 1}`,
{ timeout: 10_000 },
);
});
test("server action: message form submit flow", async ({ page }) => {
await page.goto(`${BASE}/actions`);
await waitForHydration(page);
// Type and submit a message
await page.fill('[data-testid="message-input"]', "Hello!");
await page.click('[data-testid="send-btn"]');
await expect(page.locator('[data-testid="message-result"]')).toHaveText(
"Received: Hello!",
{ timeout: 10_000 },
);
// Submit another message
await page.fill('[data-testid="message-input"]', "Testing vinext");
await page.click('[data-testid="send-btn"]');
await expect(page.locator('[data-testid="message-result"]')).toHaveText(
"Received: Testing vinext",
{ timeout: 10_000 },
);
});
test("useActionState: increment and decrement counter", async ({ page }) => {
await page.goto(`${BASE}/action-state-test`);
await expect(page.locator("#count")).toHaveText("Count: 0");
await waitForHydration(page);
// Increment 3 times
for (let i = 1; i <= 3; i++) {
await expect(async () => {
await page.click('button:has-text("Increment")');
await expect(page.locator("#count")).toHaveText(`Count: ${i}`, {
timeout: 3_000,
});
}).toPass({ timeout: 15_000 });
}
// Decrement twice
await expect(async () => {
await page.click('button:has-text("Decrement")');
await expect(page.locator("#count")).toHaveText("Count: 2", {
timeout: 3_000,
});
}).toPass({ timeout: 15_000 });
await expect(async () => {
await page.click('button:has-text("Decrement")');
await expect(page.locator("#count")).toHaveText("Count: 1", {
timeout: 3_000,
});
}).toPass({ timeout: 15_000 });
});
test("dynamic route navigation with different slugs", async ({ page }) => {
await page.goto(`${BASE}/shop/electronics`);
await expect(page.locator("h1")).toHaveText("Category: electronics");
await page.goto(`${BASE}/shop/electronics/phone`);
await expect(page.locator("h1")).toHaveText("Item: phone in electronics");
await page.goto(`${BASE}/shop/clothing/shirt`);
await expect(page.locator("h1")).toHaveText("Item: shirt in clothing");
// Navigate to catch-all route
await page.goto(`${BASE}/docs/api/v2/reference`);
await expect(page.locator("h1")).toHaveText("Documentation");
await expect(page.locator("main > p:first-of-type")).toHaveText(
"Path: api/v2/reference",
);
});
test("error → reset → navigate flow", async ({ page }) => {
await page.goto(`${BASE}/error-test`);
await expect(page.locator('[data-testid="error-content"]')).toBeVisible();
// Trigger error
await expect(async () => {
await page.click('[data-testid="trigger-error"]');
await expect(page.locator("#error-boundary")).toBeVisible({
timeout: 2000,
});
}).toPass({ timeout: 15_000 });
// Reset
await page.click("#error-boundary button");
await expect(page.locator('[data-testid="error-content"]')).toBeVisible({
timeout: 5000,
});
// Now navigate away to verify the page isn't stuck
await page.goto(`${BASE}/about`);
await expect(page.locator("h1")).toHaveText("About");
});
test("direct URL navigation with query params", async ({ page }) => {
// Navigate directly to search with query
await page.goto(`${BASE}/search?q=initial`);
await expect(page.locator("#search-result")).toHaveText(
"Results for: initial",
);
// Navigate to search without query
await page.goto(`${BASE}/search`);
await expect(page.locator("#search-empty")).toHaveText(
"Enter a search term",
);
// Navigate to client-nav-test with query
await page.goto(`${BASE}/client-nav-test?q=test-param`);
await expect(page.locator('[data-testid="client-search-q"]')).toHaveText(
"test-param",
);
});
});