t.Errorf("Expected error parsing: %q", v)
		}
	}
	checkError("10.0.0.1/33")
	checkError("foo.bar")
	checkError("10.0.0.1/32,*")
	checkError("10.0.0.1/32,")
	checkError("10.0.0.1/32, ")
	checkError("10.0.0.1")

	checkOK := func(v string) utilnet.IPNetSet {
		t.Helper()
		annotations := make(map[string]string)
		annotations[v1.AnnotationLoadBalancerSourceRangesKey] = v
		svc := v1.Service{}
		svc.Annotations = annotations

	}

	// two set of requests
	//  - n1: this set will finish using this waitgroup before Wait is invoked
	//  - n2: this set will be in flight after Wait is invoked
	n1, n2 := 100, 101

	// so we know when all requests in n1 are done using the waitgroup
	n1DoneWG := sync.WaitGroup{}

	// so we know when all requests in n2 have called Add,
	// but not finished with the waitgroup yet.

			{
				bad: []string{"ip:10.0.0.0/8"},
			},
		},
		intermediates: [][]constraintsSpec{
			{
				{},
			},
		},
		leaf: leafSpec{
			sans: []string{"ip:10.0.0.1"},
		},
		expectedError: "\"10.0.0.1\" is excluded",
	},

	// #21: intermediates can further constrain IP ranges.
	{
		roots: []constraintsSpec{
			{
				bad: []string{"ip:0.0.0.0/1"},
			},
		},

    for (int exponent : asList(2, 3, 4, 9, 15, 16, 17, 24, 25, 30)) {
      int x = 1 << exponent;
      intValues.add(x, x + 1, x - 1);
    }
    intValues.add(9999).add(10000).add(10001).add(1000000); // near powers of 10
    intValues.add(5792).add(5793); // sqrt(2^25) rounded up and down
    POSITIVE_INTEGER_CANDIDATES = intValues.build();
    NEGATIVE_INTEGER_CANDIDATES =
        ImmutableList.copyOf(

	type args struct {
		ip string
	}
	tests := []struct {
		name string
		args args
		want bool
	}{
		{
			name: "test is a ipv4 address",
			args: args{
				ip: "10.0.0.1",
			},
			want: true,
		},
		{
			name: "test not a ipv4 address",
			args: args{
				ip: "188.188.188.1888",
			},
			want: false,
		},
	}
	for _, tt := range tests {

                    addressPrefix: 172.16.10.10
                    prefixLen: 32
            - orIds:
                ids:
                - directRemoteIp:
                    addressPrefix: 10.0.0.1
                    prefixLen: 32
                - directRemoteIp:
                    addressPrefix: 10.0.0.2
                    prefixLen: 32
            - orIds:
                ids:

  selfLink: /api/v1/nodes/node-default-pool-something
  uid: 0c24d0e1-a265-11e9-abe4-42010a80026b
spec:
  podCIDR: 10.0.0.1/24
  providerID: some-provider-id-of-some-sort
status:
  addresses:
  - address: 10.0.0.1
    type: InternalIP
  - address: 192.168.0.1
    type: ExternalIP
  - address: node-default-pool-something
    type: Hostname
  allocatable:
    cpu: 3920m
    ephemeral-storage: "104638878617"

- operation:
    ports: ["8003"]
    notPorts: ["8004"]
when:
- key: "source.principal"
  values: ["td-1/ns/foo/sa/httpbin-1"]
  notValues: ["td-1/ns/foo/sa/httpbin-2"]
- key: "destination.ip"
  values: ["10.0.0.1"]
  notValues: ["10.0.0.2"]
`)

	cases := []struct {
		name    string
		forTCP  bool
		action  rbacpb.RBAC_Action
		rule    *authzpb.Rule
		want    []string
		notWant []string
	}{
		{

  selfLink: /api/v1/nodes/node-default-pool-something
  uid: 0c24d0e1-a265-11e9-abe4-42010a80026b
spec:
  podCIDR: 10.0.0.1/24
  providerID: some-provider-id-of-some-sort
status:
  addresses:
  - address: 10.0.0.1
    type: InternalIP
  - address: 192.168.0.1
    type: ExternalIP
  - address: node-default-pool-something
    type: Hostname
  allocatable:
    cpu: 3920m
    ephemeral-storage: "104638878617"

        checkVersionsOrder("1.0-alpha-1-SNAPSHOT", "1.0-alpha-1");

        checkVersionsOrder("1.0", "1.0-1");
        checkVersionsOrder("1.0-1", "1.0-2");
        checkVersionsOrder("1.0.0", "1.0-1");

        checkVersionsOrder("2.0-1", "2.0.1");
        checkVersionsOrder("2.0.1-klm", "2.0.1-lmn");
        checkVersionsOrder("2.0.1", "2.0.1-xyz");

        checkVersionsOrder("2.0.1", "2.0.1-123");