package themis

import (
	"reflect"
	"testing"
	"time"
)

func TestNextMonday(t *testing.T) {
	tests := []struct {
		name string
		seed string
		want string
	}{
		{
			name: "on monday",
			seed: "2023-11-13T15:04:05Z07:00",
			want: "2023-11-13T15:04:05Z07:00",
		},
		{
			name: "on sunday",
			seed: "2023-11-12T15:04:05Z07:00",
			want: "2023-11-13T15:04:05Z07:00",
		},
		{
			name: "on tuesday",
			seed: "2023-11-14T15:04:05Z07:00",
			want: "2023-11-20T15:04:05Z07:00",
		},
		{
			name: "on saturday",
			seed: "2023-11-18T15:04:05Z07:00",
			want: "2023-11-20T15:04:05Z07:00",
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			seedt, _ := time.Parse(time.RFC3339, tt.seed)
			now = func() time.Time { return seedt }
			wantt, _ := time.Parse(time.RFC3339, tt.want)
			if got := NextMonday(); !reflect.DeepEqual(got, wantt) {
				t.Errorf("NextMonday() = %v, want %v", got, wantt)
			}
		})
	}
}