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https://github.com/iconify/iconify.git
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513 lines
12 KiB
TypeScript
513 lines
12 KiB
TypeScript
import type { RedundancyConfig } from '../src/config';
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import type { PendingQueryItem } from '../src/query';
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import { sendQuery } from '../src/query';
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describe('Advanced queries with multiple resources', () => {
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it('Simple query, time out on first, success on second after third is called, ignore third (~70ms)', (done) => {
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const payload = {};
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const resources = ['api1', 'api2', 'api3'];
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const result = {};
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const config: RedundancyConfig = {
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resources,
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index: 0,
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timeout: 200,
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rotate: 50,
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random: false,
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dataAfterTimeout: false,
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};
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// Tracking
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let isSync = true;
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const startTime = Date.now();
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let sentQuery = 0;
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let itemAborted = false;
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let secondItem: PendingQueryItem;
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// Send query
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const getStatus = sendQuery(
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config,
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payload,
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(resource, queryPayload, queryItem) => {
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expect(isSync).toEqual(false);
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expect(queryPayload).toEqual(payload);
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// Query should be executed 3 times
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expect(sentQuery).toBeLessThan(3);
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expect(resource).toEqual(resources[sentQuery]);
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// Check status
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expect(queryItem.getQueryStatus).toEqual(getStatus);
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const status = getStatus();
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expect(status.status).toEqual('pending');
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expect(status.payload).toEqual(payload);
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// Bump counter
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sentQuery++;
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// Tests specific to each query
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switch (sentQuery) {
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case 1:
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// First query
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expect(status.queriesSent).toEqual(1);
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expect(status.queriesPending).toEqual(1);
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// Add abort
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queryItem.abort = (): void => {
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done(
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'Abort should have not been called for first item'
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);
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};
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// Fail in 20ms
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setTimeout(() => {
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// Status should not have changed
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const status = getStatus();
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expect(status.queriesSent).toEqual(1);
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expect(status.queriesPending).toEqual(1);
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// Fail
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queryItem.done(void 0, true);
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}, 20);
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return;
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case 2:
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// Only second query should be pending
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expect(status.queriesSent).toEqual(2);
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expect(status.queriesPending).toEqual(1);
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// Add abort
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queryItem.abort = (): void => {
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done(
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'Abort should have not been called for second item'
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);
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};
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// Save item
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secondItem = queryItem;
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return;
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case 3:
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// 2nd and 3rd queries should be pending
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expect(status.queriesSent).toEqual(3);
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expect(status.queriesPending).toEqual(2);
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// Add abort
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queryItem.abort = (): void => {
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// This item should be aborted, but only once
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expect(itemAborted).toEqual(false);
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expect(sentQuery).toEqual(3);
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itemAborted = true;
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};
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// Complete second item
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secondItem.done(result);
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return;
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default:
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done('This code should not have been reached');
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}
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},
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(data, error) => {
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// Make sure queries were sent
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expect(sentQuery).toEqual(3);
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// Third query should have been aborted
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expect(itemAborted).toEqual(true);
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// Validate data
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expect(data).toEqual(result);
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expect(error).toBeUndefined();
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// Check status
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const status = getStatus();
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expect(status.status).toEqual('completed');
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expect(status.queriesSent).toEqual(3);
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expect(status.queriesPending).toEqual(0);
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// 20ms from first query failing, 50ms from delay between second and third
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const diff = Date.now() - startTime;
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expect(diff > 50 && diff < 90).toEqual(true);
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done();
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}
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);
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// Check status
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const status = getStatus();
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expect(status.status).toEqual('pending');
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expect(status.queriesSent).toEqual(0);
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expect(status.queriesPending).toEqual(0);
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isSync = false;
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});
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it('Multiple delayed responses (~100ms)', (done) => {
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const payload = {};
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const resources = ['api1', 'api2'];
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const result1 = {};
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const result2 = {};
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const config: RedundancyConfig = {
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resources,
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index: 0,
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timeout: 200,
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rotate: 50,
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random: false,
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dataAfterTimeout: false,
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};
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// Tracking
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let isSync = true;
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const startTime = Date.now();
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let sentQuery = 0;
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let itemAborted = false;
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let firstItem: PendingQueryItem;
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// Send query
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const getStatus = sendQuery(
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config,
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payload,
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(resource, queryPayload, queryItem) => {
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expect(isSync).toEqual(false);
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expect(queryPayload).toEqual(payload);
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// Query should be executed 2 times
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expect(sentQuery).toBeLessThan(2);
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expect(resource).toEqual(resources[sentQuery]);
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// Check status
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expect(queryItem.getQueryStatus).toEqual(getStatus);
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const status = getStatus();
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expect(status.status).toEqual('pending');
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expect(status.payload).toEqual(payload);
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// Bump counter
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sentQuery++;
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// Tests specific to each query
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switch (sentQuery) {
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case 1:
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// First query
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expect(status.queriesSent).toEqual(1);
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expect(status.queriesPending).toEqual(1);
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// Add abort
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queryItem.abort = (): void => {
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done(
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'Abort should have not been called for first item'
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);
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};
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// Store item
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firstItem = queryItem;
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return;
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case 2:
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// Both queries should be pending
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expect(status.queriesSent).toEqual(2);
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expect(status.queriesPending).toEqual(2);
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// Add abort
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queryItem.abort = (): void => {
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expect(itemAborted).toEqual(false);
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itemAborted = true;
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};
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// Complete first item in 20ms (70ms from start), then second item
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setTimeout(() => {
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// Check status
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const status = getStatus();
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expect(status.status).toEqual('pending');
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expect(status.queriesSent).toEqual(2);
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expect(status.queriesPending).toEqual(2);
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firstItem.done(result1);
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// Complete second item in 30 ms
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setTimeout(() => {
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expect(queryItem.status).toEqual('aborted');
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// Should not change anything because query is already complete
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queryItem.done(result2);
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// Finish test
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done();
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}, 30);
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}, 20);
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return;
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default:
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done('This code should not have been reached');
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}
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},
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(data, error) => {
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// Make sure queries were sent
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expect(sentQuery).toEqual(2);
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// Second query should have been aborted
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expect(itemAborted).toEqual(true);
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// Validate data
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expect(data).toEqual(result1);
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expect(error).toBeUndefined();
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// Check status
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const status = getStatus();
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expect(status.status).toEqual('completed');
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expect(status.queriesSent).toEqual(2);
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expect(status.queriesPending).toEqual(0);
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// 50ms delay between queries, 20ms delay by test timer
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const diff = Date.now() - startTime;
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expect(diff > 50 && diff < 90).toEqual(true);
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// Do not finish: second item is still pending
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}
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);
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// Check status
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const status = getStatus();
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expect(status.status).toEqual('pending');
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expect(status.queriesSent).toEqual(0);
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expect(status.queriesPending).toEqual(0);
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isSync = false;
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});
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it('Ignored response after time out (~150ms)', (done) => {
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const payload = {};
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const resources = ['api1', 'api2'];
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const result = {};
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const config: RedundancyConfig = {
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resources,
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index: 0,
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timeout: 100,
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rotate: 25,
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random: false,
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dataAfterTimeout: false,
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};
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// Tracking
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let isSync = true;
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const startTime = Date.now();
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let sentQuery = 0;
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let firstItem: PendingQueryItem;
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let completeCount = 0;
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// Send query
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const getStatus = sendQuery(
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config,
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payload,
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(resource, queryPayload, queryItem) => {
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expect(isSync).toEqual(false);
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expect(queryPayload).toEqual(payload);
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// Query should be executed 2 times
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expect(sentQuery).toBeLessThan(2);
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expect(resource).toEqual(resources[sentQuery]);
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// Check status
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expect(queryItem.getQueryStatus).toEqual(getStatus);
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const status = getStatus();
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expect(status.status).toEqual('pending');
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expect(status.payload).toEqual(payload);
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// Bump counter
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sentQuery++;
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// Tests specific to each query
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switch (sentQuery) {
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case 1:
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// First query
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expect(status.queriesSent).toEqual(1);
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expect(status.queriesPending).toEqual(1);
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// Store item
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firstItem = queryItem;
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return;
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case 2:
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// Both queries should be pending
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expect(status.queriesSent).toEqual(2);
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expect(status.queriesPending).toEqual(2);
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return;
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default:
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done('This code should not have been reached');
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}
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},
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(data, error) => {
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// Make sure queries were sent
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expect(sentQuery).toEqual(2);
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// Bump couneter
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completeCount++;
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switch (completeCount) {
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case 1:
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// First call: time out
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((): void => {
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// Validate data
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expect(data).toBeUndefined();
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expect(error).toBeUndefined();
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// Check status
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const status = getStatus();
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expect(status.status).toEqual('failed');
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expect(status.queriesSent).toEqual(2);
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expect(status.queriesPending).toEqual(0);
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// 25ms delay between queries * 2 + 100ms timeout
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const diff = Date.now() - startTime;
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expect(diff > 130 && diff < 170).toEqual(true);
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// Send data from first query, which should be ignored because dataAfterTimeout is false
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firstItem.done(result);
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// Complete test
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done();
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})();
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return;
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default:
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done('Callback should have been called only once');
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}
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}
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);
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// Check status
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const status = getStatus();
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expect(status.status).toEqual('pending');
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expect(status.queriesSent).toEqual(0);
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expect(status.queriesPending).toEqual(0);
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isSync = false;
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});
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it('Response after time out (~150ms)', (done) => {
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const payload = {};
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const resources = ['api1', 'api2'];
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const result = {};
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const config: RedundancyConfig = {
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resources,
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index: 0,
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timeout: 100,
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rotate: 25,
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random: false,
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dataAfterTimeout: true,
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};
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// Tracking
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let isSync = true;
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const startTime = Date.now();
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let sentQuery = 0;
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let firstItem: PendingQueryItem;
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let completeCount = 0;
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// Send query
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const getStatus = sendQuery(
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config,
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payload,
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(resource, queryPayload, queryItem) => {
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expect(isSync).toEqual(false);
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expect(queryPayload).toEqual(payload);
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// Query should be executed 2 times
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expect(sentQuery).toBeLessThan(2);
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expect(resource).toEqual(resources[sentQuery]);
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// Check status
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expect(queryItem.getQueryStatus).toEqual(getStatus);
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const status = getStatus();
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expect(status.status).toEqual('pending');
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expect(status.payload).toEqual(payload);
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// Bump counter
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sentQuery++;
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// Tests specific to each query
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switch (sentQuery) {
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case 1:
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// First query
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expect(status.queriesSent).toEqual(1);
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expect(status.queriesPending).toEqual(1);
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// Store item
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firstItem = queryItem;
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return;
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case 2:
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// Both queries should be pending
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expect(status.queriesSent).toEqual(2);
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expect(status.queriesPending).toEqual(2);
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return;
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default:
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done('This code should not have been reached');
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}
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},
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(data, error) => {
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// Make sure queries were sent
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expect(sentQuery).toEqual(2);
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// Bump couneter
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completeCount++;
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switch (completeCount) {
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case 1:
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// First call: time out
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((): void => {
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// Validate data
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expect(data).toBeUndefined();
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expect(error).toBeUndefined();
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// Check status
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const status = getStatus();
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expect(status.status).toEqual('failed');
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expect(status.queriesSent).toEqual(2);
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expect(status.queriesPending).toEqual(0);
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// 25ms delay between queries * 2 + 100ms timeout
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const diff = Date.now() - startTime;
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expect(diff > 130 && diff < 170).toEqual(true);
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// Send data from first query
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firstItem.done(result);
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})();
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return;
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case 2:
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// Second call: data
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((): void => {
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// Validate data
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expect(data).toEqual(result);
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expect(error).toBeUndefined();
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// Check status
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const status = getStatus();
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expect(status.status).toEqual('completed');
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expect(status.queriesSent).toEqual(2);
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expect(status.queriesPending).toEqual(0);
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// Same as few lines above
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const diff = Date.now() - startTime;
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expect(diff > 130 && diff < 170).toEqual(true);
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// Done
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done();
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})();
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return;
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default:
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done('Callback should have been called only twice');
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}
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}
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);
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// Check status
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const status = getStatus();
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expect(status.status).toEqual('pending');
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expect(status.queriesSent).toEqual(0);
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expect(status.queriesPending).toEqual(0);
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isSync = false;
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});
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});
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