package service import ( "reflect" "testing" ) func TestExtractMentionNames(t *testing.T) { got := ExtractMentionNames("hi @alice 和 @小明_x 以及 @bob-1") want := []string{"alice", "小明_x", "bob-1"} if !reflect.DeepEqual(got, want) { t.Fatalf("got %#v, want %#v", got, want) } }