func InstrumentationQuickstartTest()

in quickstarttest/testcases.go [57:81]

• 21 lines of code
• 3 McCabe index (conditional complexity)

func InstrumentationQuickstartTest(t *testing.T, quickstartRoot string) {
	ctx := context.Background()
	composeStack := composeUp(ctx, t, quickstartRoot)

	// Let the docker compose app run until some spans/logs/metrics are sent to GCP
	t.Logf("Compose stack is up, waiting for prometheus metrics indicating successful export")

	// Check the collector's self-observability prometheus metrics to see that exports to GCP were successful.
	for _, tc := range testCases {
		t.Run(tc.metricName, func(t *testing.T) {
			require.EventuallyWithT(
				t,
				func(collect *assert.CollectT) {
					promMetrics, err := getPromMetrics(ctx, composeStack)
					if !assert.NoError(collect, err) {
						return
					}
					verifyPromMetric(collect, promMetrics, tc)
				},
				time.Minute*2, // wait for up to
				time.Second,   // check at interval
			)
		})
	}
}