public void CreateMerchantAsync_MerchantIsNull_ShouldThrowException()
{
//Act & Assert
Assert.ThrowsAsync <ArgumentNullException>(() => _merchantService.CreateMerchantAsync(null));
}
public void CreateMerchantAsync_MerchantIsNull_ShouldThrowException()
{
//Act & Assert
Assert.ThrowsAsync <ArgumentNullException>(() => _merchantService.CreateMerchantAsync(null));
}