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Full APIConsumer unit test mocking MockOracle request fulfillment #70

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merged 4 commits into from
Jan 22, 2022
Merged

Full APIConsumer unit test mocking MockOracle request fulfillment #70

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4c3e966
Rebuild yarn.lock to overcome install error with ethereumjs-abi
rogargon Dec 3, 2021
bbc6beb
Full APIConsumer unit test including mocked request fulfillment
rogargon Dec 3, 2021
b382680
Merge remote-tracking branch 'upstream/main' into full_mockoracle
rogargon Dec 9, 2021
71faebe
Improved APIConsumer unit test following PR suggestions https://githu…
rogargon Jan 21, 2022
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30 changes: 28 additions & 2 deletions test/unit/APIConsumer_unit_test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -4,14 +4,15 @@ const chai = require('chai')
const { expect } = require('chai')
const BN = require('bn.js')
const { getChainId } = require('hardhat')
const {numToBytes32} = require("@chainlink/test-helpers/dist/src/helpers");
chai.use(require('chai-bn')(BN))

skip.if(!developmentChains.includes(network.name)).
describe('APIConsumer Unit Tests', async function () {

let apiConsumer, linkToken
let apiConsumer, linkToken, mockOracle

beforeEach(async () => {
before(async () => {
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const chainId = await getChainId()
await deployments.fixture(['mocks', 'api'])
const LinkToken = await deployments.get('LinkToken')
Expand All @@ -27,6 +28,14 @@ skip.if(!developmentChains.includes(network.name)).
if (await autoFundCheck(apiConsumer.address, networkName, linkTokenAddress, additionalMessage)) {
await hre.run("fund-link", { contract: apiConsumer.address, linkaddress: linkTokenAddress })
}

const MockOracle = await deployments.get("MockOracle");
mockOracle = await ethers.getContractAt("MockOracle", MockOracle.address);
})

afterEach(async () => {
mockOracle.removeAllListeners()
apiConsumer.removeAllListeners()
})
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it('Should successfully make an API request', async () => {
Expand All @@ -37,4 +46,21 @@ skip.if(!developmentChains.includes(network.name)).
console.log("requestId: ", requestId)
expect(requestId).to.not.be.null
})

it("Should successfully make an API request and get a result", (done) => {
mockOracle.once("OracleRequest",
(_specId, _sender, requestId, _payment, _cbAddress, _callbackFuncId, expiration, _dataVersion, _data) => {
console.log("OracleRequest:", requestId, _data);
// Mock the fulfillment of the request
mockOracle.fulfillOracleRequest(requestId, numToBytes32(1));
// Now check the result
apiConsumer.volume().then((result) => {
console.log("API Consumer Volume: ", new ethers.BigNumber.from(result._hex).toString());
expect(new ethers.BigNumber.from(result._hex).toString())
.to.be.a.bignumber.that.is.greaterThan(new ethers.BigNumber.from(0).toString());
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done();
});
});
apiConsumer.requestVolumeData();
});
})