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test(network): fix response.body() navigation test on WebKit #41570

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Skn0tt merged 2 commits into from
Jul 1, 2026
Merged

test(network): fix response.body() navigation test on WebKit #41570

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test(network): skip response.body() navigation test outside Chromium
Skn0tt Jul 1, 2026
4e91a78
test(network): use non-empty body so WebKit also throws on eviction
Skn0tt Jul 1, 2026
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11 changes: 6 additions & 5 deletions tests/page/page-network-response.spec.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -452,14 +452,15 @@ it('Response.formData() should parse multipart/form-data in page context', async
});

it('should give a readable error when response.body() races with navigation', async ({ page, server, browserName }) => {
it.skip(browserName === 'firefox', 'Firefox has a separate eviction error path');
it.skip(browserName === 'firefox', 'Firefox keeps the response body available after navigating away, so it never throws');
it.info().annotations.push({ type: 'issue', description: 'https://github.com/microsoft/playwright/issues/41512' });
const [response] = await Promise.all([
page.waitForResponse(server.EMPTY_PAGE),
page.goto(server.EMPTY_PAGE),
page.waitForResponse(server.PREFIX + '/title.html'),
page.goto(server.PREFIX + '/title.html'),
]);
// Navigate away — the browser frees the network resource from the first page load
await page.goto(server.PREFIX + '/title.html');
// Navigate away — the browser frees the network resource from the first page load.
// The first page must have a non-empty body, otherwise WebKit returns an empty buffer instead of throwing.
await page.goto(server.PREFIX + '/grid.html');
const error = await response.body().catch(e => e);
expect(error).toBeInstanceOf(Error);
expect(error.message).toContain('navigated away');
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