uniswap-interface-uncensored/cypress/support/setupTests.ts
Zach Pomerantz aada666c1a
fix: de-flake Cypress through various means (#7488)
* build: reduce retries to discourage flakes

* fix: lazy-load asset logos

* chore: simplify logging test

* fix: guard against dutch orders for pricing

* test: only stub non-pricing quotes

* fix: opt in flicker

* test: mock statsig
2023-10-18 12:44:52 -07:00

67 lines
2.3 KiB
TypeScript

// @ts-ignore
import TokenListJSON from '@uniswap/default-token-list'
import { CyHttpMessages } from 'cypress/types/net-stubbing'
beforeEach(() => {
// Many API calls enforce that requests come from our app, so we must mock Origin and Referer.
cy.intercept('*', (req) => {
req.headers['referer'] = 'https://app.uniswap.org'
req.headers['origin'] = 'https://app.uniswap.org'
})
// Network RPCs are disabled for cypress tests - calls should be routed through the connected wallet instead.
cy.intercept(/infura.io/, { statusCode: 404 })
cy.intercept(/quiknode.pro/, { statusCode: 404 })
// Log requests to hardhat.
cy.intercept(/:8545/, logJsonRpc)
// Mock analytics responses to avoid analytics in tests.
cy.intercept('https://api.uniswap.org/v1/amplitude-proxy', (req) => {
const requestBody = JSON.stringify(req.body)
const byteSize = new Blob([requestBody]).size
req.alias = 'amplitude'
req.reply(
JSON.stringify({
code: 200,
server_upload_time: Date.now(),
payload_size_bytes: byteSize,
events_ingested: req.body.events.length,
}),
{
'origin-country': 'US',
}
)
}).intercept('https://*.sentry.io', { statusCode: 200 })
// Mock statsig to allow us to mock flags.
cy.intercept(/statsig/, { statusCode: 409 })
// Mock our own token list responses to avoid the latency of IPFS.
cy.intercept('https://gateway.ipfs.io/ipns/tokens.uniswap.org', TokenListJSON)
.intercept('https://gateway.ipfs.io/ipns/extendedtokens.uniswap.org', { statusCode: 404 })
.intercept('https://gateway.ipfs.io/ipns/unsupportedtokens.uniswap.org', { statusCode: 404 })
// Reset hardhat between tests to ensure isolation.
// This resets the fork, as well as options like automine.
cy.hardhat().then((hardhat) => hardhat.reset())
})
function logJsonRpc(req: CyHttpMessages.IncomingHttpRequest) {
req.alias = req.body.method
const log = Cypress.log({
autoEnd: false,
name: req.body.method,
message: req.body.params?.map((param: any) =>
typeof param === 'object' ? '{...}' : param?.toString().substring(0, 10)
),
})
req.on('after:response', (res) => {
if (res.statusCode === 200) {
log.end()
} else {
log.error(new Error(`${res.statusCode}: ${res.statusMessage}`))
}
})
}