feat: server tests (#1556)

* feat: server tests

* chore: update

test/server/system_test.go

@@ -0,0 +1,58 @@
+package testserver
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"testing"
+
+	"github.com/pkg/errors"
+	"github.com/stretchr/testify/require"
+	"github.com/usememos/memos/api"
+)
+
+func TestSystemServer(t *testing.T) {
+	ctx := context.Background()
+	s, err := NewTestingServer(ctx, t)
+	require.NoError(t, err)
+	defer s.Shutdown(ctx)
+
+	status, err := s.getSystemStatus()
+	require.NoError(t, err)
+	require.Equal(t, (*api.User)(nil), status.Host)
+
+	signup := &api.SignUp{
+		Username: "testuser",
+		Password: "testpassword",
+	}
+	user, err := s.postAuthSignup(signup)
+	require.NoError(t, err)
+	require.Equal(t, signup.Username, user.Username)
+
+	status, err = s.getSystemStatus()
+	require.NoError(t, err)
+	require.Equal(t, user.ID, status.Host.ID)
+	require.Equal(t, user.Username, status.Host.Username)
+}
+
+func (s *TestingServer) getSystemStatus() (*api.SystemStatus, error) {
+	body, err := s.get("/api/status", nil)
+	if err != nil {
+		return nil, err
+	}
+
+	buf := &bytes.Buffer{}
+	_, err = buf.ReadFrom(body)
+	if err != nil {
+		return nil, errors.Wrap(err, "fail to read response body")
+	}
+
+	type SystemStatusResponse struct {
+		Data *api.SystemStatus `json:"data"`
+	}
+	res := new(SystemStatusResponse)
+	if err = json.Unmarshal(buf.Bytes(), res); err != nil {
+		return nil, errors.Wrap(err, "fail to unmarshal get system status response")
+	}
+	return res.Data, nil
+}