package imapclient_test import ( "reflect" "testing" "github.com/emersion/go-imap/v2" ) func TestSearch(t *testing.T) { client, server := newClientServerPair(t, imap.ConnStateSelected) defer client.Close() defer server.Close() criteria := imap.SearchCriteria{ Header: []imap.SearchCriteriaHeaderField{{ Key: "Message-Id", Value: "<191101702316132@example.com>", }}, } data, err := client.Search(&criteria, nil).Wait() if err != nil { t.Fatalf("Search().Wait() = %v", err) } seqSet, ok := data.All.(imap.SeqSet) if !ok { t.Fatalf("SearchData.All = %T, want SeqSet", data.All) } nums, _ := seqSet.Nums() want := []uint32{1} if !reflect.DeepEqual(nums, want) { t.Errorf("SearchData.All.Nums() = %v, want %v", nums, want) } } func TestESearch(t *testing.T) { client, server := newClientServerPair(t, imap.ConnStateSelected) defer client.Close() defer server.Close() if !client.Caps().Has(imap.CapESearch) { t.Skip("server doesn't support ESEARCH") } criteria := imap.SearchCriteria{ Header: []imap.SearchCriteriaHeaderField{{ Key: "Message-Id", Value: "<191101702316132@example.com>", }}, } options := imap.SearchOptions{ ReturnCount: true, } data, err := client.Search(&criteria, &options).Wait() if err != nil { t.Fatalf("Search().Wait() = %v", err) } if want := uint32(1); data.Count != want { t.Errorf("Count = %v, want %v", data.Count, want) } }