string_spinner_test.go RawHistoryFolder

1package tui
2
3import (
4	"testing"
5	"time"
6)
7
8func TestStringSpinnerAdvancesAtConfiguredInterval(t *testing.T) {
9	spinner := NewStringSpinner([]string{"Zzzz", "zZzz", "zzZz", "zzzZ"}, time.Second)
10	started := time.Date(2026, time.August, 13, 12, 0, 0, 0, time.UTC)
11
12	tests := []struct {
13		elapsed time.Duration
14		want    string
15	}{
16		{elapsed: 0, want: "Zzzz"},
17		{elapsed: 999 * time.Millisecond, want: "Zzzz"},
18		{elapsed: time.Second, want: "zZzz"},
19		{elapsed: 2 * time.Second, want: "zzZz"},
20		{elapsed: 3 * time.Second, want: "zzzZ"},
21		{elapsed: 4 * time.Second, want: "Zzzz"},
22	}
23	for _, test := range tests {
24		if got := spinner.FrameAt(started, started.Add(test.elapsed)); got != test.want {
25			t.Fatalf("FrameAt(%s) = %q, want %q", test.elapsed, got, test.want)
26		}
27	}
28}