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package metrics
import (
"testing"
"github.com/prometheus/client_golang/prometheus"
"github.com/stretchr/testify/assert"
)
func TestMetricsInitialization(t *testing.T) {
t.Run("NewEndpointMetrics", func(t *testing.T) {
prometheus.DefaultRegisterer = prometheus.NewRegistry()
epm := NewEndpointMetrics()
assert.NotNil(t, epm)
assert.NotNil(t, epm.requestsTotal)
assert.NotNil(t, epm.requestsFailed)
prometheus.DefaultRegisterer = nil
epm = NewEndpointMetrics()
assert.NotNil(t, epm)
assert.NotNil(t, epm.requestsTotal)
assert.NotNil(t, epm.requestsFailed)
})
t.Run("NewClientMetrics", func(t *testing.T) {
prometheus.DefaultRegisterer = prometheus.NewRegistry()
cpm := NewClientMetrics()
assert.NotNil(t, cpm)
assert.NotNil(t, cpm.argoCDRequestsTotal)
assert.NotNil(t, cpm.argoCDRequestsErrorsTotal)
assert.NotNil(t, cpm.kubeAPIRequestsTotal)
assert.NotNil(t, cpm.kubeAPIRequestsErrorsTotal)
prometheus.DefaultRegisterer = nil
cpm = NewClientMetrics()
assert.NotNil(t, cpm)
assert.NotNil(t, cpm.argoCDRequestsTotal)
assert.NotNil(t, cpm.argoCDRequestsErrorsTotal)
assert.NotNil(t, cpm.kubeAPIRequestsTotal)
assert.NotNil(t, cpm.kubeAPIRequestsErrorsTotal)
})
t.Run("NewApplicationsMetrics", func(t *testing.T) {
apm := NewApplicationsMetrics()
assert.NotNil(t, apm)
assert.NotNil(t, apm.applicationsTotal)
assert.NotNil(t, apm.imagesWatchedTotal)
assert.NotNil(t, apm.imagesUpdatedTotal)
assert.NotNil(t, apm.imagesUpdatedErrorsTotal)
})
}
func TestMetricsOperations(t *testing.T) {
epm := Endpoint()
epm.IncreaseRequest("/registry1", false)
epm.IncreaseRequest("/registry1", true)
cpm := Clients()
cpm.IncreaseArgoCDClientRequest("server1", 1)
cpm.IncreaseArgoCDClientError("server1", 2)
cpm.IncreaseK8sClientRequest(3)
cpm.IncreaseK8sClientError(4)
apm := Applications()
apm.IncreaseImageUpdate("app1", 1)
apm.IncreaseUpdateErrors("app1", 2)
apm.SetNumberOfApplications(3)
apm.SetNumberOfImagesWatched("app1", 4)
}
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