Files
diff-tools/tests/browser/app.spec.ts
T
2026-09-01 02:45:20 +02:00

126 lines
4.6 KiB
TypeScript

import { expect, test, type Page, type Response } from "@playwright/test";
const ORIGIN = "http://127.0.0.1:4173";
const APP_PATH = "/deep/nested/diff/";
function auditPage(page: Page) {
const external: string[] = [];
const errors: string[] = [];
const responses: Response[] = [];
page.on("pageerror", (error) => errors.push(error.message));
page.on("console", (message) => {
if (message.type() === "error") errors.push(message.text());
});
page.on("response", (response) => responses.push(response));
void page.route("**/*", async (route) => {
const url = new URL(route.request().url());
if (url.origin !== ORIGIN) {
external.push(url.href);
await route.abort();
} else await route.continue();
});
return { external, errors, responses };
}
async function openApp(page: Page) {
await page.goto(APP_PATH);
await expect(
page.getByRole("heading", { name: "Diff Tools", exact: true }),
).toBeVisible();
await expect(page.getByText(/substantive change row/u)).toBeVisible();
}
test("runs from a nested path in a same-origin module worker", async ({
page,
}) => {
const audit = auditPage(page);
await openApp(page);
await expect(
page.getByRole("region", { name: "Comparison result" }),
).toBeVisible();
await expect(page.getByText("CRLF", { exact: true }).first()).toBeVisible();
const worker = audit.responses.find((response) =>
/\/deep\/nested\/diff\/assets\/diff\.worker-[\w-]+\.js$/u.test(
new URL(response.url()).pathname,
),
);
expect(worker, "the comparator worker was requested").toBeTruthy();
expect(new URL(worker!.url()).origin).toBe(ORIGIN);
expect(worker!.headers()["content-type"]).toContain("text/javascript");
expect(worker!.headers()["cache-control"]).toBe(
"public, max-age=31536000, immutable",
);
expect(audit.external).toEqual([]);
expect(audit.errors).toEqual([]);
});
test("exports exact-decimal JSON Patch without losing the prior result", async ({
page,
}) => {
const audit = auditPage(page);
await openApp(page);
await page.getByRole("tab", { name: /JSON Semantic/u }).click();
await page.getByTestId("left-editor").fill('{"amount":1,"keep":true}');
await page
.getByTestId("right-editor")
.fill('{"amount":9007199254740993123456789,"keep":true}');
await page.getByRole("button", { name: "Compare now" }).click();
await expect(page.getByText(/1 substantive change row/u)).toBeVisible();
await page.getByRole("tab", { name: "Patches" }).click();
await expect(page.getByTestId("json-patch")).toContainText(
"9007199254740993123456789",
);
await page.getByRole("tab", { name: /XML Namespace-aware/u }).click();
await expect(page.getByText(/substantive change row/u)).toBeVisible();
const previousVerdict = page.getByText("Different", { exact: true }).first();
await expect(previousVerdict).toBeVisible();
await page.getByTestId("left-editor").fill("<!DOCTYPE x><x/>");
await page.getByRole("button", { name: "Compare now" }).click();
await expect(page.getByText("xml.doctype-rejected")).toBeVisible();
await expect(previousVerdict).toBeVisible();
expect(audit.external).toEqual([]);
expect(audit.errors).toEqual([]);
});
test("opens local keyed CSV and reports duplicate keys", async ({ page }) => {
const audit = auditPage(page);
await openApp(page);
await page.getByRole("tab", { name: /CSV \/ TSV Keyed rows/u }).click();
await page.getByTestId("left-file-input").setInputFiles({
name: "duplicates.csv",
mimeType: "text/csv",
buffer: Buffer.from("id,name\n1,Ada\n1,Grace", "utf8"),
});
await expect(
page.getByRole("heading", { name: "duplicates.csv" }),
).toBeVisible();
await page.getByRole("button", { name: "Compare now" }).click();
await expect(page.getByText("csv.duplicate-key")).toBeVisible();
await expect(page.getByText("Duplicate key", { exact: false })).toBeVisible();
expect(audit.external).toEqual([]);
expect(audit.errors).toEqual([]);
});
test("serves the release identity and hardened headers", async ({
request,
}) => {
const index = await request.get(APP_PATH);
expect(index.ok()).toBe(true);
expect(index.headers()["content-security-policy"]).toContain(
"default-src 'self'",
);
expect(index.headers()["content-security-policy"]).toContain(
"worker-src 'self' blob:",
);
expect(await index.text()).not.toMatch(/\b(?:src|href)=["']\//u);
const manifest = await request.get(`${APP_PATH}toolbox-app.json`);
await expect(manifest.json()).resolves.toMatchObject({
id: "de.add-ideas.diff-tools",
version: "0.1.0",
entry: "./",
privacy: { processing: "local", fileUploads: true, telemetry: false },
});
});