minikube/pkg/drivers/kic/oci/network_create_test.go

85 lines
2.5 KiB
Go

/*
Copyright 2019 The Kubernetes Authors All rights reserved.
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 oci
import (
"bytes"
"net"
"testing"
)
var dockerResponse string
var dockerInspectGetterMock = func(name string) (*RunResult, error) {
var responseInBytes bytes.Buffer
responseInBytes.WriteString(dockerResponse)
response := &RunResult{Stdout: responseInBytes}
return response, nil
}
func TestDockerInspect(t *testing.T) {
var tests = []struct {
name string
dockerInspectResponse string
gateway string
subnetIP string
mtu int
}{
{
name: "withMTU",
dockerInspectResponse: `{"Name": "m2","Driver": "bridge","Subnet": "172.19.0.0/16","Gateway": "172.19.0.1","MTU": 9216, "ContainerIPs": []}`,
gateway: "172.19.0.1",
subnetIP: "172.19.0.0",
mtu: 9216,
},
{
name: "withoutMTU",
dockerInspectResponse: `{"Name": "m2","Driver": "bridge","Subnet": "172.19.0.0/16","Gateway": "172.19.0.1","MTU": 0, "ContainerIPs": []}`,
gateway: "172.19.0.1",
subnetIP: "172.19.0.0",
mtu: 0,
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
dockerInspectResponseWithMtu := tc.dockerInspectResponse
// setting up mock funcs
dockerResponse = dockerInspectResponseWithMtu
dockerInsepctGetter = dockerInspectGetterMock
netInfo, err := dockerNetworkInspect("m2")
if err != nil {
t.Errorf("Expected not to have error but got %v", err)
}
if netInfo.mtu != tc.mtu {
t.Errorf("Expected not to have MTU as %v but got %v", tc.mtu, netInfo.mtu)
}
if !netInfo.gateway.Equal(net.ParseIP(tc.gateway)) {
t.Errorf("Expected not to have gateway as %v but got %v", tc.gateway, netInfo.gateway)
}
if !netInfo.subnet.IP.Equal(net.ParseIP(tc.subnetIP)) {
t.Errorf("Expected not to have subnet as %v but got %v", tc.subnetIP, netInfo.gateway)
}
})
}
}