anchor/examples/pyth/tests/pyth.spec.ts

40 lines
1.3 KiB
TypeScript

import * as anchor from '@project-serum/anchor'
import { BN, Program, web3 } from '@project-serum/anchor'
import assert from 'assert'
import { createPriceFeed, setFeedPrice, getFeedData } from './oracleUtils'
describe('pyth-oracle', () => {
anchor.setProvider(anchor.Provider.env())
const program = anchor.workspace.Pyth as Program
it('initialize', async () => {
const price = 50000
const priceFeedAddress = await createPriceFeed({
oracleProgram: program,
initPrice: price,
expo: -6,
})
const feedData = await getFeedData(program, priceFeedAddress)
assert.ok(feedData.price === price)
})
it('change feed price', async () => {
const price = 50000
const expo = -7
const priceFeedAddress = await createPriceFeed({
oracleProgram: program,
initPrice: price,
expo: expo,
})
const feedDataBefore = await getFeedData(program, priceFeedAddress)
assert.ok(feedDataBefore.price === price)
assert.ok(feedDataBefore.exponent === expo)
const newPrice = 55000
await setFeedPrice(program, newPrice, priceFeedAddress)
const feedDataAfter = await getFeedData(program, priceFeedAddress)
assert.ok(feedDataAfter.price === newPrice)
assert.ok(feedDataAfter.exponent === expo)
})
})