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test(core): reproduce the build hang when only the server persistent cache is evicted #13034

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slorber merged 3 commits into from
Nov 12, 2026
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test(core): reproduce the build hang when only the server persistent cache is evicted #13034

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ci: reproduce the build hang when only the server persistent cache is…
slorber Nov 12, 2026
5d8a91d
ci: link the repro PR
slorber Nov 12, 2026
c0bde38
test(core): replace the repro workflow with a unit test
slorber Nov 12, 2026
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10 changes: 10 additions & 0 deletions packages/docusaurus/src/webpack/__tests__/base.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -232,6 +232,16 @@ describe('base webpack config', () => {
expect(oldNodeVersion).not.toBe(newNodeVersion);
});

// TODO a warm client cache with a cold server cache hangs the build
// See https://github.com/meta/docusaurus/pull/13034
it('keeps the client cache when the server Node.js target changes', async () => {
stubServerNodeTarget('24.11.1');
const oldNodeVersion = await getCacheVersion({isServer: false});
stubServerNodeTarget('24.11.2');
const newNodeVersion = await getCacheVersion({isServer: false});
expect(oldNodeVersion).toBe(newNodeVersion);
});

it('is evicted when a plugin package version changes', async () => {
const oldPluginVersion = await getCacheVersion({
siteMetadata: createSiteMetadata({pluginVersion: '1.0.0'}),
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