import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
public static void main (String[] args) throws java.lang.Exception
{
int t,sum=0;
Scanner var =new Scanner(System.in);
t=var.nextInt();
while(t-- > 0)
{
int i,n,c;
sum = 0;
n=var.nextInt();
c=var.nextInt();
int a[]=new int[n];
for(i=0;i<n;i++)
{
a[i]=var.nextInt();
sum=sum+a[i];
}
if(sum<=c)
System.out.println("Yes");
else
System.out.println("No");
 
}
}
}

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MwoyIDMKMSAxCjMgNwo0IDIgMgoyIDkKMSAx

3
2 3
1 1
3 7
4 2 2
2 9
1 1