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toolkit/packages/artifact/__tests__/retry.test.ts

114 lines
3.3 KiB
TypeScript

import * as http from 'http'
import * as net from 'net'
import * as core from '@actions/core'
import * as configVariables from '../src/internal/config-variables'
import {retry} from '../src/internal/requestUtils'
import {HttpClientResponse} from '@actions/http-client'
jest.mock('../src/internal/config-variables')
interface ITestResult {
responseCode: number
errorMessage: string | null
}
async function testRetry(
responseCodes: number[],
expectedResult: ITestResult
): Promise<void> {
const reverse = responseCodes.reverse() // Reverse responses since we pop from end
if (expectedResult.errorMessage) {
// we expect some exception to be thrown
expect(
retry(
'test',
async () => handleResponse(reverse.pop()),
new Map(), // extra error message for any particular http codes
configVariables.getRetryLimit()
)
).rejects.toThrow(expectedResult.errorMessage)
} else {
// we expect a correct status code to be returned
const actualResult = await retry(
'test',
async () => handleResponse(reverse.pop()),
new Map(), // extra error message for any particular http codes
configVariables.getRetryLimit()
)
expect(actualResult.message.statusCode).toEqual(expectedResult.responseCode)
}
}
async function handleResponse(
testResponseCode: number | undefined
): Promise<HttpClientResponse> {
if (!testResponseCode) {
throw new Error(
'Test incorrectly set up. reverse.pop() was called too many times so not enough test response codes were supplied'
)
}
return setupSingleMockResponse(testResponseCode)
}
beforeAll(async () => {
// mock all output so that there is less noise when running tests
jest.spyOn(console, 'log').mockImplementation(() => {})
jest.spyOn(core, 'debug').mockImplementation(() => {})
jest.spyOn(core, 'info').mockImplementation(() => {})
jest.spyOn(core, 'warning').mockImplementation(() => {})
jest.spyOn(core, 'error').mockImplementation(() => {})
})
/**
* Helpers used to setup mocking for the HttpClient
*/
async function emptyMockReadBody(): Promise<string> {
return new Promise(resolve => {
resolve('mockResolved')
})
}
async function setupSingleMockResponse(
statusCode: number
): Promise<HttpClientResponse> {
const mockMessage = new http.IncomingMessage(new net.Socket())
const mockReadBody = emptyMockReadBody
mockMessage.statusCode = statusCode
return new Promise<HttpClientResponse>(resolve => {
resolve({
message: mockMessage,
readBody: mockReadBody
})
})
}
test('retry works on successful response', async () => {
await testRetry([200], {
responseCode: 200,
errorMessage: null
})
})
test('retry works after retryable status code', async () => {
await testRetry([503, 200], {
responseCode: 200,
errorMessage: null
})
})
test('retry fails after exhausting retries', async () => {
// __mocks__/config-variables caps the max retry count in tests to 2
await testRetry([503, 503, 200], {
responseCode: 200,
errorMessage: 'test failed: Artifact service responded with 503'
})
})
test('retry fails after non-retryable status code', async () => {
await testRetry([400, 200], {
responseCode: 400,
errorMessage: 'test failed: Artifact service responded with 400'
})
})