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Merge pull request #111596 from muyangren2/addtest_virtualIP

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add test for GetAPIServerVirtualIP
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Kubernetes Prow Robot 2022-08-04 04:57:46 -07:00 committed by GitHub
commit e539bb5a50
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1 changed files with 74 additions and 0 deletions
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74
cmd/kubeadm/app/constants/constants_test.go
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@ -275,3 +275,77 @@ func TestGetSkewedKubernetesVersionImpl(t *testing.T) {
}) })
} }
} }
func TestGetAPIServerVirtualIP(t *testing.T) {
var tests = []struct {
name, svcSubnet, expectedIP string
expectedErr bool
}{
{
name: "subnet mask 24",
svcSubnet: "10.96.0.12/24",
expectedIP: "10.96.0.1",
expectedErr: false,
},
{
name: "subnet mask 12",
svcSubnet: "10.96.0.0/12",
expectedIP: "10.96.0.1",
expectedErr: false,
},
{
name: "subnet mask 26",
svcSubnet: "10.87.116.64/26",
expectedIP: "10.87.116.65",
expectedErr: false,
},
{
name: "dual-stack ipv4 primary, subnet mask 26",
svcSubnet: "10.87.116.64/26,fd03::/112",
expectedIP: "10.87.116.65",
expectedErr: false,
},
{
name: "dual-stack, subnet mask 26 , missing first ip segment",
svcSubnet: ",10.87.116.64/26",
expectedErr: true,
},
{
name: "dual-stack ipv4 primary, subnet mask 26, missing second ip segment",
svcSubnet: "10.87.116.64/26,",
expectedErr: true,
},
{
name: "dual-stack ipv6 primary, subnet mask 112",
svcSubnet: "fd03::/112,10.87.116.64/26",
expectedIP: "fd03::1",
expectedErr: false,
},
{
name: "dual-stack, subnet mask 26, missing first ip segment",
svcSubnet: ",fd03::/112",
expectedErr: true,
},
{
name: "dual-stack, subnet mask 26, missing second ip segment",
svcSubnet: "fd03::/112,",
expectedErr: true,
},
}
for _, rt := range tests {
t.Run(rt.name, func(t *testing.T) {
virtualIP, err := GetAPIServerVirtualIP(rt.svcSubnet)
if (err != nil) != rt.expectedErr {
t.Errorf("failed APIServerVirtualIP:\n\texpectedErr: %v, got: %v", rt.expectedErr, err)
} else if !rt.expectedErr {
if virtualIP.String() != rt.expectedIP {
t.Errorf(
"failed APIServerVirtualIP:\n\texpected: %s\n\t actual: %s",
rt.expectedIP,
virtualIP.String(),
)
}
}
})
}
}