Add tests for endpoints

pkg/registrar/endpoints.go

@@ -0,0 +1,12 @@
+package registrar
+
+import (
+	"net/http"
+)
+
+func HandleRegister(resp http.ResponseWriter, req *http.Request) {
+	headers := resp.Header()
+	headers.Set("content-type", "application/json")
+	resp.WriteHeader(http.StatusOK)
+	resp.Write([]byte(`{"status": "registered"}`))
+}

pkg/registrar/endpoints_test.go

@@ -0,0 +1,20 @@
+package registrar
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestHandleRegister(t *testing.T) {
+	resp := httptest.NewRecorder()
+	req, err := http.NewRequest(http.MethodGet, "http://example.com/v1/register", nil)
+	require.NoError(t, err)
+
+	HandleRegister(resp, req)
+
+	assert.Equal(t, http.StatusBadRequest, resp.Code)
+}