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fix unittest for prom-client 15

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This commit is contained in:
Konstantin Pogorelov
2024-01-06 10:26:33 +01:00
parent 63b6d89caa
commit 407ea4b0d7
1 changed files with 19 additions and 12 deletions
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31
spec/index.spec.js
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@@ -10,6 +10,16 @@ const supertestKoa = require('supertest-koa-agent');
const promClient = require('prom-client');
const cluster = require('cluster');
// for some reason in prom-client 15 the hashmap has a trailing comma
function extractBucket (instance, key) {
const hashmap = instance.metrics.http_request_duration_seconds.hashMap;
if (hashmap[key]) {
return hashmap[key];
} else {
return hashmap[key + ','];
}
}
describe('index', () => {
beforeEach(() => {
promClient.register.clear();
@@ -158,10 +168,9 @@ describe('index', () => {
agent
.get('/test')
.end(() => {
const metricHashMap = instance.metrics.http_request_duration_seconds.hashMap;
expect(metricHashMap['status_code:200']).toBeDefined();
const labeled = metricHashMap['status_code:200'];
expect(labeled.count).toBe(1);
const bucket = extractBucket(instance, 'status_code:200');
expect(bucket).toBeDefined();
expect(bucket.count).toBe(1);
agent
.get('/metrics')
@@ -223,11 +232,11 @@ describe('index', () => {
agent
.get('/good-word')
.end(() => {
const metricHashMap = instance.metrics.http_request_duration_seconds.hashMap;
expect(metricHashMap['status_code:200']).toBeDefined();
const bucket = extractBucket(instance, 'status_code:200');
expect(bucket).toBeDefined();
// only /good-word should be counted
expect(metricHashMap['status_code:200'].count).toBe(1);
expect(bucket.count).toBe(1);
agent
.get('/metrics')
@@ -266,12 +275,10 @@ describe('index', () => {
.expect(500);
})
.then(() => {
const metricHashMap = instance.metrics.http_request_duration_seconds.hashMap;
// only /200 and /500 should be counted
expect(metricHashMap['status_code:200'].count).toBe(1);
expect(metricHashMap['status_code:404']).not.toBeDefined();
expect(metricHashMap['status_code:500'].count).toBe(1);
expect(extractBucket(instance, 'status_code:200').count).toBe(1);
expect(extractBucket(instance, 'status_code:404')).not.toBeDefined();
expect(extractBucket(instance, 'status_code:500').count).toBe(1);
return agent
.get('/metrics')