def METHOD_NAME(self):
    wafv2 = client("wafv2", region_name="us-east-1")
    conn = client("elbv2", region_name=AWS_REGION)
    ec2 = resource("ec2", region_name=AWS_REGION)
    waf = wafv2.create_web_acl(
        Scope="REGIONAL",
        Name="my-web-acl",
        DefaultAction={"Allow": {}},
        VisibilityConfig={
            "SampledRequestsEnabled": False,
            "CloudWatchMetricsEnabled": False,
            "MetricName": "idk",
        },
    )["Summary"]
    security_group = ec2.create_security_group(
        GroupName="a-security-group", Description="First One"
    )
    vpc = ec2.create_vpc(CidrBlock="172.28.7.0/24", InstanceTenancy="default")
    subnet1 = ec2.create_subnet(
        VpcId=vpc.id, CidrBlock="172.28.7.192/26", AvailabilityZone=f"{AWS_REGION}a"
    )
    subnet2 = ec2.create_subnet(
        VpcId=vpc.id, CidrBlock="172.28.7.0/26", AvailabilityZone=f"{AWS_REGION}b"
    )
    lb = conn.create_load_balancer(
        Name="my-lb",
        Subnets=[subnet1.id, subnet2.id],
        SecurityGroups=[security_group.id],
        Scheme="internal",
        Type="application",
    )["LoadBalancers"][0]
    wafv2.associate_web_acl(WebACLArn=waf["ARN"], ResourceArn=lb["LoadBalancerArn"])
    # WAFv2 client for this test class
    audit_info = self.set_mocked_audit_info()
    wafv2 = WAFv2(audit_info)
    wafv2.web_acls[0].albs.append(lb["LoadBalancerArn"])
    assert len(wafv2.web_acls) == 1
    assert len(wafv2.web_acls[0].albs) == 1
    assert lb["LoadBalancerArn"] in wafv2.web_acls[0].albs