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Merge pull request #113943 from Octopusjust/k8s-pr10
Add test for cmd/kubeadm/app/constants/constants.go
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commit
ee8e76c6ea
@ -350,3 +350,64 @@ func TestGetAPIServerVirtualIP(t *testing.T) {
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})
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}
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}
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func TestGetDNSIP(t *testing.T) {
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tests := []struct {
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name string
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svcSubnetList string
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expected string
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expectedError bool
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}{
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{
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name: "valid IPv4 range from single-stack",
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svcSubnetList: "192.168.10.0/24",
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expected: "192.168.10.10",
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expectedError: false,
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},
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{
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name: "valid IPv6 range from single-stack",
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svcSubnetList: "fd03::/112",
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expected: "fd03::a",
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expectedError: false,
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},
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{
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name: "valid <IPv4,IPv6> ranges from dual-stack",
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svcSubnetList: "192.168.10.0/24,fd03::/112",
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expected: "192.168.10.10",
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expectedError: false,
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},
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{
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name: "valid <IPv6,IPv4> ranges from dual-stack",
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svcSubnetList: "fd03::/112,192.168.10.0/24",
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expected: "fd03::a",
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expectedError: false,
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},
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{
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name: "invalid subnet range from dual-stack",
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svcSubnetList: "192.168.10.0/24,fd03:x::/112",
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expected: "",
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expectedError: true,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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actual, actualError := GetDNSIP(tt.svcSubnetList)
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if tt.expectedError {
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if actualError == nil {
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t.Errorf("failed GetDNSIP:\n\texpected error, but got no error")
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}
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} else if !tt.expectedError && actualError != nil {
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t.Errorf("failed GetDNSIP:\n\texpected no error, but got: %v", actualError)
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} else {
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if actual.String() != tt.expected {
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t.Errorf(
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"failed GetDNSIP:\n\texpected: %s\n\t actual: %s",
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tt.expected,
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actual.String(),
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)
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}
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}
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})
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}
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}
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