package main

import (
	"testing"
)

// Fixture layout (testdata/mail/produktor.io):
//
//	info/  cur: 2 messages, new: 1 message, .Sent/cur: 1 message
//	ano/   cur: 1 message
//	postmaster/ new: 1 message
//	postman/ cur: (empty)
//	andriy.oblivantsev/ (missing — like an account with no mail yet)
func TestStatMaildirInfo(t *testing.T) {
	st, err := statMaildir("testdata/mail/produktor.io/info")
	if err != nil {
		t.Fatal(err)
	}
	if st.Messages != 3 { // INBOX: cur 2 + new 1
		t.Errorf("Messages = %d, want 3", st.Messages)
	}
	if st.Total != 4 { // INBOX 3 + .Sent 1
		t.Errorf("Total = %d, want 4", st.Total)
	}
	if st.Storage < 1 {
		t.Errorf("Storage = %d, want > 0", st.Storage)
	}
	if st.Newest.IsZero() {
		t.Error("Newest should be set")
	}
}

func TestStatMaildirEmptyMailbox(t *testing.T) {
	st, err := statMaildir("testdata/mail/produktor.io/postman")
	if err != nil {
		t.Fatal(err)
	}
	if st.Messages != 0 || st.Total != 0 || st.Storage != 0 {
		t.Errorf("postman should be empty, got %+v", st)
	}
}

func TestStatMaildirMissingRoot(t *testing.T) {
	// An account with no Maildir on disk yet must report zero, not fail.
	st, err := statMaildir("testdata/mail/produktor.io/andriy.oblivantsev")
	if err != nil {
		t.Fatal(err)
	}
	if st.Messages != 0 || st.Total != 0 || st.Storage != 0 {
		t.Errorf("missing mailbox should be zero, got %+v", st)
	}
}