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Original file line number | Diff line number | Diff line change |
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import test from 'ava'; | ||
import got from '../'; | ||
import {createServer} from './helpers/server'; | ||
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let s; | ||
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test.before('setup', async () => { | ||
s = await createServer(); | ||
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let noStoreIndex = 0; | ||
s.on('/no-store', (req, res) => { | ||
res.setHeader('Cache-Control', 'public, no-cache, no-store'); | ||
res.end(noStoreIndex.toString()); | ||
noStoreIndex++; | ||
}); | ||
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let cacheIndex = 0; | ||
s.on('/cache', (req, res) => { | ||
res.setHeader('Cache-Control', 'public, max-age=60'); | ||
res.end(cacheIndex.toString()); | ||
cacheIndex++; | ||
}); | ||
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let status301Index = 0; | ||
s.on('/301', (req, res) => { | ||
if (status301Index === 0) { | ||
res.setHeader('Cache-Control', 'public, max-age=60'); | ||
res.setHeader('Location', s.url + '/302'); | ||
res.statusCode = 301; | ||
} | ||
res.end(); | ||
status301Index++; | ||
}); | ||
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let status302Index = 0; | ||
s.on('/302', (req, res) => { | ||
if (status302Index === 0) { | ||
res.setHeader('Cache-Control', 'public, max-age=60'); | ||
res.setHeader('Location', s.url + '/cache'); | ||
res.statusCode = 302; | ||
} | ||
res.end(); | ||
status302Index++; | ||
}); | ||
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await s.listen(s.port); | ||
}); | ||
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test('Non cacheable responses are not cached', async t => { | ||
const endpoint = '/no-store'; | ||
const cache = new Map(); | ||
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const firstResponseInt = Number((await got(s.url + endpoint, {cache})).body); | ||
const secondResponseInt = Number((await got(s.url + endpoint, {cache})).body); | ||
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t.is(cache.size, 0); | ||
t.true(firstResponseInt < secondResponseInt); | ||
}); | ||
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test('Cacheable responses are cached', async t => { | ||
const endpoint = '/cache'; | ||
const cache = new Map(); | ||
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const firstResponse = await got(s.url + endpoint, {cache}); | ||
const secondResponse = await got(s.url + endpoint, {cache}); | ||
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t.is(cache.size, 1); | ||
t.is(firstResponse.body, secondResponse.body); | ||
}); | ||
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test('Cached response is re-encoded to current encoding option', async t => { | ||
const endpoint = '/cache'; | ||
const cache = new Map(); | ||
const firstEncoding = 'base64'; | ||
const secondEncoding = 'hex'; | ||
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const firstResponse = await got(s.url + endpoint, {cache, encoding: firstEncoding}); | ||
const secondResponse = await got(s.url + endpoint, {cache, encoding: secondEncoding}); | ||
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const expectedSecondResponseBody = Buffer.from(firstResponse.body, firstEncoding).toString(secondEncoding); | ||
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t.is(cache.size, 1); | ||
t.is(secondResponse.body, expectedSecondResponseBody); | ||
}); | ||
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test('Redirects are cached and re-used internally', async t => { | ||
const endpoint = '/301'; | ||
const cache = new Map(); | ||
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const firstResponse = await got(s.url + endpoint, {cache}); | ||
const secondResponse = await got(s.url + endpoint, {cache}); | ||
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t.is(cache.size, 3); | ||
t.is(firstResponse.body, secondResponse.body); | ||
}); | ||
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test('Cache error throws got.CacheError', async t => { | ||
const endpoint = '/no-store'; | ||
const cache = {}; | ||
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const err = await t.throws(got(s.url + endpoint, {cache})); | ||
t.is(err.name, 'CacheError'); | ||
}); | ||
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test.after('cleanup', async () => { | ||
await s.close(); | ||
}); |