package mediaService

import "testing"

func TestShouldUpdateH265URL(t *testing.T) {
	tests := []struct {
		name     string
		current  string
		incoming string
		want     bool
	}{
		{
			name:     "empty incoming does not erase existing URL",
			current:  "https://cdn.example.com/existing.m3u8",
			incoming: "",
			want:     false,
		},
		{
			name:     "whitespace incoming does not erase existing URL",
			current:  "https://cdn.example.com/existing.m3u8",
			incoming: "   ",
			want:     false,
		},
		{
			name:     "same URL does not update",
			current:  "https://cdn.example.com/hevc.m3u8",
			incoming: " https://cdn.example.com/hevc.m3u8 ",
			want:     false,
		},
		{
			name:     "new non-empty URL updates",
			current:  "",
			incoming: "https://cdn.example.com/hevc.m3u8",
			want:     true,
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			if got := shouldUpdateH265URL(tt.current, tt.incoming); got != tt.want {
				t.Fatalf("shouldUpdateH265URL() = %v, want %v", got, tt.want)
			}
		})
	}
}