mirror of
https://github.com/rancher/plugins.git
synced 2025-07-06 11:46:22 +00:00
70 lines
1.9 KiB
Go
70 lines
1.9 KiB
Go
// Copyright 2017 CNI authors
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package allocator
|
|
|
|
import (
|
|
"net"
|
|
|
|
. "github.com/onsi/ginkgo/v2"
|
|
. "github.com/onsi/gomega"
|
|
)
|
|
|
|
var _ = Describe("range sets", func() {
|
|
It("should detect set membership correctly", func() {
|
|
p := RangeSet{
|
|
Range{Subnet: mustSubnet("192.168.0.0/24")},
|
|
Range{Subnet: mustSubnet("172.16.1.0/24")},
|
|
}
|
|
|
|
err := p.Canonicalize()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
Expect(p.Contains(net.IP{192, 168, 0, 55})).To(BeTrue())
|
|
|
|
r, err := p.RangeFor(net.IP{192, 168, 0, 55})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(r).To(Equal(&p[0]))
|
|
|
|
r, err = p.RangeFor(net.IP{192, 168, 99, 99})
|
|
Expect(r).To(BeNil())
|
|
Expect(err).To(MatchError("192.168.99.99 not in range set 192.168.0.1-192.168.0.254,172.16.1.1-172.16.1.254"))
|
|
})
|
|
|
|
It("should discover overlaps within a set", func() {
|
|
p := RangeSet{
|
|
{Subnet: mustSubnet("192.168.0.0/20")},
|
|
{Subnet: mustSubnet("192.168.2.0/24")},
|
|
}
|
|
|
|
err := p.Canonicalize()
|
|
Expect(err).To(MatchError("subnets 192.168.0.1-192.168.15.254 and 192.168.2.1-192.168.2.254 overlap"))
|
|
})
|
|
|
|
It("should discover overlaps outside a set", func() {
|
|
p1 := RangeSet{
|
|
{Subnet: mustSubnet("192.168.0.0/20")},
|
|
}
|
|
p2 := RangeSet{
|
|
{Subnet: mustSubnet("192.168.2.0/24")},
|
|
}
|
|
|
|
p1.Canonicalize()
|
|
p2.Canonicalize()
|
|
|
|
Expect(p1.Overlaps(&p2)).To(BeTrue())
|
|
Expect(p2.Overlaps(&p1)).To(BeTrue())
|
|
})
|
|
})
|