import java.util.;
import java.lang.;
import java.io.*;
class Codechef
{
public static void main (String[] args) throws java.lang.Exception
{
Scanner scanner = new Scanner(System.in);
String[] test = new String[scanner.nextInt()];
scanner.nextLine();
for (int k = 0; k < test.length; k++) {
int[] ee = new int[scanner.nextInt()];
int[] cc = new int[scanner.nextInt()];
scanner.nextLine();
int[] dd = new int[ee.length];
int d = 0;
for (int i = 0; i < dd.length; i++) {
dd[i] = scanner.nextInt();
d += dd[i];
}
if (d <= cc.length) {
test[k] = "Yes";
} else {
test[k] = "No";
}
}
for (String s : test) {
System.out.println(s);
}
}
}