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Automation Advisor
K6
http
assertRequestMetricsEmittedSingle

How to use assertRequestMetricsEmittedSingle method of http Package

Best K6 code snippet using http.assertRequestMetricsEmittedSingle

response_callback_test.go

Source:response_callback_test.go

...269				}270			}271			require.Equal(t, len(testCase.expectedSamples), reqsCount)272			for i, expectedSample := range testCase.expectedSamples {273				assertRequestMetricsEmittedSingle(t, bufSamples[i], expectedSample.tags, expectedSample.metrics, nil)274			}275		})276	}277}278func TestResponseCallbackBatch(t *testing.T) {279	t.Parallel()280	tb, _, samples, rt, mii := newRuntime(t)281	sr := tb.Replacer.Replace282	HTTPMetricsWithoutFailed := []string{283		metrics.HTTPReqsName,284		metrics.HTTPReqBlockedName,285		metrics.HTTPReqConnectingName,286		metrics.HTTPReqDurationName,287		metrics.HTTPReqReceivingName,288		metrics.HTTPReqWaitingName,289		metrics.HTTPReqSendingName,290		metrics.HTTPReqTLSHandshakingName,291	}292	allHTTPMetrics := append(HTTPMetricsWithoutFailed, metrics.HTTPReqFailedName)293	// IMPORTANT: the tests here depend on the fact that the url they hit can be ordered in the same294	// order as the expectedSamples even if they are made concurrently295	testCases := map[string]struct {296		code            string297		expectedSamples []expectedSample298	}{299		"basic": {300			code: `301	http.batch([["GET", "HTTPBIN_URL/status/200", null, {responseCallback: null}],302			["GET", "HTTPBIN_URL/status/201"],303			["GET", "HTTPBIN_URL/status/202", null, {responseCallback: http.expectedStatuses(4)}],304			["GET", "HTTPBIN_URL/status/405", null, {responseCallback: http.expectedStatuses(405)}],305	]);`,306			expectedSamples: []expectedSample{307				{308					tags: map[string]string{309						"method": "GET",310						"url":    sr("HTTPBIN_URL/status/200"),311						"name":   sr("HTTPBIN_URL/status/200"),312						"status": "200",313						"group":  "",314						"proto":  "HTTP/1.1",315					},316					metrics: HTTPMetricsWithoutFailed,317				},318				{319					tags: map[string]string{320						"method":            "GET",321						"url":               sr("HTTPBIN_URL/status/201"),322						"name":              sr("HTTPBIN_URL/status/201"),323						"status":            "201",324						"group":             "",325						"expected_response": "true",326						"proto":             "HTTP/1.1",327					},328					metrics: allHTTPMetrics,329				},330				{331					tags: map[string]string{332						"method":            "GET",333						"url":               sr("HTTPBIN_URL/status/202"),334						"name":              sr("HTTPBIN_URL/status/202"),335						"status":            "202",336						"group":             "",337						"expected_response": "false",338						"proto":             "HTTP/1.1",339					},340					metrics: allHTTPMetrics,341				},342				{343					tags: map[string]string{344						"method":            "GET",345						"url":               sr("HTTPBIN_URL/status/405"),346						"name":              sr("HTTPBIN_URL/status/405"),347						"status":            "405",348						"error_code":        "1405",349						"group":             "",350						"expected_response": "true",351						"proto":             "HTTP/1.1",352					},353					metrics: allHTTPMetrics,354				},355			},356		},357	}358	for name, testCase := range testCases {359		testCase := testCase360		t.Run(name, func(t *testing.T) {361			mii.defaultClient.responseCallback = defaultExpectedStatuses.match362			_, err := rt.RunString(sr(testCase.code))363			assert.NoError(t, err)364			bufSamples := metrics.GetBufferedSamples(samples)365			reqsCount := 0366			for _, container := range bufSamples {367				for _, sample := range container.GetSamples() {368					if sample.Metric.Name == "http_reqs" {369						reqsCount++370					}371				}372			}373			sort.Slice(bufSamples, func(i, j int) bool {374				iURL, _ := bufSamples[i].GetSamples()[0].Tags.Get("url")375				jURL, _ := bufSamples[j].GetSamples()[0].Tags.Get("url")376				return iURL < jURL377			})378			require.Equal(t, len(testCase.expectedSamples), reqsCount)379			for i, expectedSample := range testCase.expectedSamples {380				assertRequestMetricsEmittedSingle(t, bufSamples[i], expectedSample.tags, expectedSample.metrics, nil)381			}382		})383	}384}385func TestResponseCallbackInActionWithoutPassedTag(t *testing.T) {386	t.Parallel()387	tb, state, samples, rt, _ := newRuntime(t)388	sr := tb.Replacer.Replace389	allHTTPMetrics := []string{390		metrics.HTTPReqsName,391		metrics.HTTPReqFailedName,392		metrics.HTTPReqBlockedName,393		metrics.HTTPReqConnectingName,394		metrics.HTTPReqDurationName,395		metrics.HTTPReqReceivingName,396		metrics.HTTPReqSendingName,397		metrics.HTTPReqWaitingName,398		metrics.HTTPReqTLSHandshakingName,399	}400	deleteSystemTag(state, metrics.TagExpectedResponse.String())401	_, err := rt.RunString(sr(`http.request("GET", "HTTPBIN_URL/redirect/1", null, {responseCallback: http.expectedStatuses(200)});`))402	assert.NoError(t, err)403	bufSamples := metrics.GetBufferedSamples(samples)404	reqsCount := 0405	for _, container := range bufSamples {406		for _, sample := range container.GetSamples() {407			if sample.Metric.Name == "http_reqs" {408				reqsCount++409			}410		}411	}412	require.Equal(t, 2, reqsCount)413	tags := map[string]string{414		"method": "GET",415		"url":    sr("HTTPBIN_URL/redirect/1"),416		"name":   sr("HTTPBIN_URL/redirect/1"),417		"status": "302",418		"group":  "",419		"proto":  "HTTP/1.1",420	}421	assertRequestMetricsEmittedSingle(t, bufSamples[0], tags, allHTTPMetrics, func(sample metrics.Sample) {422		if sample.Metric.Name == metrics.HTTPReqFailedName {423			require.EqualValues(t, sample.Value, 1)424		}425	})426	tags["url"] = sr("HTTPBIN_URL/get")427	tags["name"] = tags["url"]428	tags["status"] = "200"429	assertRequestMetricsEmittedSingle(t, bufSamples[1], tags, allHTTPMetrics, func(sample metrics.Sample) {430		if sample.Metric.Name == metrics.HTTPReqFailedName {431			require.EqualValues(t, sample.Value, 0)432		}433	})434}435func TestDigestWithResponseCallback(t *testing.T) {436	t.Parallel()437	tb, _, samples, rt, _ := newRuntime(t)438	urlWithCreds := tb.Replacer.Replace(439		"http://testuser:testpwd@HTTPBIN_IP:HTTPBIN_PORT/digest-auth/auth/testuser/testpwd",440	)441	allHTTPMetrics := []string{442		metrics.HTTPReqsName,443		metrics.HTTPReqFailedName,444		metrics.HTTPReqBlockedName,445		metrics.HTTPReqConnectingName,446		metrics.HTTPReqDurationName,447		metrics.HTTPReqReceivingName,448		metrics.HTTPReqSendingName,449		metrics.HTTPReqWaitingName,450		metrics.HTTPReqTLSHandshakingName,451	}452	_, err := rt.RunString(fmt.Sprintf(`453		var res = http.get(%q,  { auth: "digest" });454		if (res.status !== 200) { throw new Error("wrong status: " + res.status); }455		if (res.error_code !== 0) { throw new Error("wrong error code: " + res.error_code); }456	`, urlWithCreds))457	require.NoError(t, err)458	bufSamples := metrics.GetBufferedSamples(samples)459	reqsCount := 0460	for _, container := range bufSamples {461		for _, sample := range container.GetSamples() {462			if sample.Metric.Name == "http_reqs" {463				reqsCount++464			}465		}466	}467	require.Equal(t, 2, reqsCount)468	urlRaw := tb.Replacer.Replace(469		"http://HTTPBIN_IP:HTTPBIN_PORT/digest-auth/auth/testuser/testpwd")470	tags := map[string]string{471		"method":            "GET",472		"url":               urlRaw,473		"name":              urlRaw,474		"status":            "401",475		"group":             "",476		"proto":             "HTTP/1.1",477		"expected_response": "true",478		"error_code":        "1401",479	}480	assertRequestMetricsEmittedSingle(t, bufSamples[0], tags, allHTTPMetrics, func(sample metrics.Sample) {481		if sample.Metric.Name == metrics.HTTPReqFailedName {482			require.EqualValues(t, sample.Value, 0)483		}484	})485	tags["status"] = "200"486	delete(tags, "error_code")487	assertRequestMetricsEmittedSingle(t, bufSamples[1], tags, allHTTPMetrics, func(sample metrics.Sample) {488		if sample.Metric.Name == metrics.HTTPReqFailedName {489			require.EqualValues(t, sample.Value, 0)490		}491	})492}493func deleteSystemTag(state *lib.State, tag string) {494	enabledTags := state.Options.SystemTags.Map()495	delete(enabledTags, tag)496	tagsList := make([]string, 0, len(enabledTags))497	for k := range enabledTags {498		tagsList = append(tagsList, k)499	}500	state.Options.SystemTags = metrics.ToSystemTagSet(tagsList)501}...

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