test(osiris): test osiris features and ensure it works

Signed-off-by: Xe Iaso <me@xeiaso.net>

cmd/osiris/internal/entrypoint/metrics_test.go

@@ -0,0 +1,66 @@
+package entrypoint
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/TecharoHQ/anubis/internal"
+	healthv1 "google.golang.org/grpc/health/grpc_health_v1"
+)
+
+func TestHealthz(t *testing.T) {
+	srv := httptest.NewServer(http.HandlerFunc(healthz))
+
+	internal.SetHealth("osiris", healthv1.HealthCheckResponse_NOT_SERVING)
+
+	resp, err := srv.Client().Get(srv.URL)
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode == http.StatusOK {
+		t.Errorf("wanted not ready but got %d", resp.StatusCode)
+	}
+
+	internal.SetHealth("osiris", healthv1.HealthCheckResponse_SERVING)
+
+	resp, err = srv.Client().Get(srv.URL)
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		t.Errorf("wanted ready but got %d", resp.StatusCode)
+	}
+}
+
+func TestReadyz(t *testing.T) {
+	srv := httptest.NewServer(http.HandlerFunc(readyz))
+
+	internal.SetHealth("osiris", healthv1.HealthCheckResponse_NOT_SERVING)
+
+	resp, err := srv.Client().Get(srv.URL)
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode == http.StatusOK {
+		t.Errorf("wanted not ready but got %d", resp.StatusCode)
+	}
+
+	internal.SetHealth("osiris", healthv1.HealthCheckResponse_SERVING)
+
+	resp, err = srv.Client().Get(srv.URL)
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		t.Errorf("wanted ready but got %d", resp.StatusCode)
+	}
+}