1 files changed, 146 insertions, 0 deletions
diff --git a/src/go/collectors/go.d.plugin/modules/k8s_kubeproxy/kubeproxy_test.go b/src/go/collectors/go.d.plugin/modules/k8s_kubeproxy/kubeproxy_test.go
new file mode 100644
index 000000000..27a6c9174
--- /dev/null
+++ b/src/go/collectors/go.d.plugin/modules/k8s_kubeproxy/kubeproxy_test.go
@@ -0,0 +1,146 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package k8s_kubeproxy
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"os"
+	"testing"
+
+	"github.com/netdata/netdata/go/go.d.plugin/agent/module"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+var (
+	dataConfigJSON, _ = os.ReadFile("testdata/config.json")
+	dataConfigYAML, _ = os.ReadFile("testdata/config.yaml")
+
+	dataMetrics, _ = os.ReadFile("testdata/metrics.txt")
+)
+
+func Test_testDataIsValid(t *testing.T) {
+	for name, data := range map[string][]byte{
+		"dataConfigJSON": dataConfigJSON,
+		"dataConfigYAML": dataConfigYAML,
+		"dataMetrics":    dataMetrics,
+	} {
+		require.NotNil(t, data, name)
+	}
+}
+
+func TestKubeProxy_ConfigurationSerialize(t *testing.T) {
+	module.TestConfigurationSerialize(t, &KubeProxy{}, dataConfigJSON, dataConfigYAML)
+}
+
+func TestKubeProxy_Charts(t *testing.T) {
+	assert.NotNil(t, New().Charts())
+}
+
+func TestKubeProxy_Cleanup(t *testing.T) {
+	New().Cleanup()
+}
+
+func TestKubeProxy_Init(t *testing.T) {
+	assert.NoError(t, New().Init())
+}
+
+func TestKubeProxy_InitNG(t *testing.T) {
+	job := New()
+	job.URL = ""
+	assert.Error(t, job.Init())
+}
+
+func TestKubeProxy_Check(t *testing.T) {
+	ts := httptest.NewServer(
+		http.HandlerFunc(
+			func(w http.ResponseWriter, r *http.Request) {
+				_, _ = w.Write(dataMetrics)
+			}))
+	defer ts.Close()
+
+	job := New()
+	job.URL = ts.URL + "/metrics"
+	require.NoError(t, job.Init())
+	assert.NoError(t, job.Check())
+}
+
+func TestKubeProxy_CheckNG(t *testing.T) {
+	job := New()
+	job.URL = "http://127.0.0.1:38001/metrics"
+	require.NoError(t, job.Init())
+	assert.Error(t, job.Check())
+}
+
+func TestKubeProxy_Collect(t *testing.T) {
+	ts := httptest.NewServer(
+		http.HandlerFunc(
+			func(w http.ResponseWriter, r *http.Request) {
+				_, _ = w.Write(dataMetrics)
+			}))
+	defer ts.Close()
+
+	job := New()
+	job.URL = ts.URL + "/metrics"
+	require.NoError(t, job.Init())
+	require.NoError(t, job.Check())
+
+	expected := map[string]int64{
+		"sync_proxy_rules_count":           2669,
+		"sync_proxy_rules_bucket_1000":     1,
+		"sync_proxy_rules_bucket_2000":     0,
+		"sync_proxy_rules_bucket_4000":     0,
+		"sync_proxy_rules_bucket_8000":     0,
+		"sync_proxy_rules_bucket_16000":    23,
+		"sync_proxy_rules_bucket_32000":    2510,
+		"sync_proxy_rules_bucket_64000":    126,
+		"sync_proxy_rules_bucket_128000":   8,
+		"sync_proxy_rules_bucket_256000":   0,
+		"sync_proxy_rules_bucket_512000":   1,
+		"sync_proxy_rules_bucket_1024000":  0,
+		"sync_proxy_rules_bucket_4096000":  0,
+		"sync_proxy_rules_bucket_8192000":  0,
+		"sync_proxy_rules_bucket_2048000":  0,
+		"sync_proxy_rules_bucket_16384000": 0,
+		"sync_proxy_rules_bucket_+Inf":     0,
+		"rest_client_requests_201":         1,
+		"rest_client_requests_200":         362,
+		"rest_client_requests_GET":         362,
+		"rest_client_requests_POST":        1,
+		"http_request_duration_05":         1515,
+		"http_request_duration_09":         3939,
+		"http_request_duration_099":        9464,
+	}
+
+	assert.Equal(t, expected, job.Collect())
+}
+
+func TestKubeProxy_InvalidData(t *testing.T) {
+	ts := httptest.NewServer(
+		http.HandlerFunc(
+			func(w http.ResponseWriter, r *http.Request) {
+				_, _ = w.Write([]byte("hello and goodbye"))
+			}))
+	defer ts.Close()
+
+	job := New()
+	job.URL = ts.URL + "/metrics"
+	require.NoError(t, job.Init())
+	assert.Error(t, job.Check())
+}
+
+func TestKubeProxy_404(t *testing.T) {
+	ts := httptest.NewServer(
+		http.HandlerFunc(
+			func(w http.ResponseWriter, r *http.Request) {
+				w.WriteHeader(http.StatusNotFound)
+			}))
+	defer ts.Close()
+
+	job := New()
+	job.URL = ts.URL + "/metrics"
+	require.NoError(t, job.Init())
+	assert.Error(t, job.Check())
+}