108 lines
2.9 KiB
Go
108 lines
2.9 KiB
Go
package prometheus
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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v1 "github.com/ericchiang/k8s/apis/core/v1"
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metav1 "github.com/ericchiang/k8s/apis/meta/v1"
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)
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func TestScrapeURLNoAnnotations(t *testing.T) {
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p := &v1.Pod{Metadata: &metav1.ObjectMeta{}}
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p.GetMetadata().Annotations = map[string]string{}
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url := getScrapeURL(p)
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assert.Nil(t, url)
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}
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func TestScrapeURLAnnotationsNoScrape(t *testing.T) {
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p := &v1.Pod{Metadata: &metav1.ObjectMeta{}}
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p.Metadata.Name = str("myPod")
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p.Metadata.Annotations = map[string]string{"prometheus.io/scrape": "false"}
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url := getScrapeURL(p)
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assert.Nil(t, url)
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}
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func TestScrapeURLAnnotations(t *testing.T) {
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p := pod()
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p.Metadata.Annotations = map[string]string{"prometheus.io/scrape": "true"}
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url := getScrapeURL(p)
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assert.Equal(t, "http://127.0.0.1:9102/metrics", *url)
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}
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func TestScrapeURLAnnotationsCustomPort(t *testing.T) {
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p := pod()
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p.Metadata.Annotations = map[string]string{"prometheus.io/scrape": "true", "prometheus.io/port": "9000"}
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url := getScrapeURL(p)
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assert.Equal(t, "http://127.0.0.1:9000/metrics", *url)
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}
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func TestScrapeURLAnnotationsCustomPath(t *testing.T) {
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p := pod()
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p.Metadata.Annotations = map[string]string{"prometheus.io/scrape": "true", "prometheus.io/path": "mymetrics"}
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url := getScrapeURL(p)
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assert.Equal(t, "http://127.0.0.1:9102/mymetrics", *url)
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}
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func TestScrapeURLAnnotationsCustomPathWithSep(t *testing.T) {
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p := pod()
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p.Metadata.Annotations = map[string]string{"prometheus.io/scrape": "true", "prometheus.io/path": "/mymetrics"}
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url := getScrapeURL(p)
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assert.Equal(t, "http://127.0.0.1:9102/mymetrics", *url)
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}
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func TestAddPod(t *testing.T) {
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prom := &Prometheus{}
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p := pod()
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p.Metadata.Annotations = map[string]string{"prometheus.io/scrape": "true"}
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registerPod(p, prom)
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assert.Equal(t, 1, len(prom.kubernetesPods))
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}
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func TestAddMultipleDuplicatePods(t *testing.T) {
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prom := &Prometheus{}
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p := pod()
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p.Metadata.Annotations = map[string]string{"prometheus.io/scrape": "true"}
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registerPod(p, prom)
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p.Metadata.Name = str("Pod2")
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registerPod(p, prom)
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assert.Equal(t, 1, len(prom.kubernetesPods))
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}
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func TestAddMultiplePods(t *testing.T) {
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prom := &Prometheus{}
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p := pod()
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p.Metadata.Annotations = map[string]string{"prometheus.io/scrape": "true"}
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registerPod(p, prom)
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p.Metadata.Name = str("Pod2")
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p.Status.PodIP = str("127.0.0.2")
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registerPod(p, prom)
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assert.Equal(t, 2, len(prom.kubernetesPods))
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}
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func TestDeletePods(t *testing.T) {
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prom := &Prometheus{}
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p := pod()
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p.Metadata.Annotations = map[string]string{"prometheus.io/scrape": "true"}
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registerPod(p, prom)
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unregisterPod(p, prom)
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assert.Equal(t, 0, len(prom.kubernetesPods))
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}
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func pod() *v1.Pod {
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p := &v1.Pod{Metadata: &metav1.ObjectMeta{}, Status: &v1.PodStatus{}}
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p.Status.PodIP = str("127.0.0.1")
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p.Metadata.Name = str("myPod")
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p.Metadata.Namespace = str("default")
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return p
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}
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func str(x string) *string {
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return &x
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}
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