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add unit test coverage for pkg/util/node

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Signed-off-by: zhoumingcheng <zhoumingcheng@beyondcent.com>
This commit is contained in:
zhoumingcheng 2022-06-28 16:07:30 +08:00
parent 487512bb56
commit 540ec51196
1 changed files with 107 additions and 0 deletions
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107
pkg/util/node/node_test.go
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@ -17,12 +17,16 @@ limitations under the License.
package node
import (
"context"
"net"
"reflect"
"testing"
"github.com/stretchr/testify/assert"
v1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
kubeclientfake "k8s.io/client-go/kubernetes/fake"
netutils "k8s.io/utils/net"
)
@ -259,3 +263,106 @@ func TestGetHostname(t *testing.T) {
}
}
func TestGetNodeIP(t *testing.T) {
testCases := []struct {
name string
Node *v1.Node
expect net.IP
}{
{
name: "",
expect: nil,
},
{
name: "node1",
Node: &v1.Node{
ObjectMeta: metav1.ObjectMeta{
Name: "node1",
},
Spec: v1.NodeSpec{},
Status: v1.NodeStatus{},
},
expect: nil,
},
{
name: "node1",
Node: &v1.Node{
ObjectMeta: metav1.ObjectMeta{
Name: "node1",
},
Spec: v1.NodeSpec{},
Status: v1.NodeStatus{Addresses: []v1.NodeAddress{
{Type: v1.NodeInternalIP, Address: "1.2.3.4"},
{Type: v1.NodeExternalIP, Address: "4.3.2.1"},
{Type: v1.NodeExternalIP, Address: "4.3.2.2"},
{Type: v1.NodeInternalIP, Address: "a:b::c:d"},
{Type: v1.NodeExternalIP, Address: "d:c::b:a"},
}},
},
expect: []byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 1, 2, 3, 4},
},
}
for _, test := range testCases {
kubeClientSet := kubeclientfake.NewSimpleClientset()
if test.Node != nil {
if _, err := kubeClientSet.CoreV1().Nodes().Create(context.Background(), test.Node, metav1.CreateOptions{}); err != nil {
t.Error("create node error")
}
}
result := GetNodeIP(kubeClientSet, test.name)
assert.Equal(t, test.expect, result)
}
}
func TestIsNodeReady(t *testing.T) {
testCases := []struct {
Node *v1.Node
expect bool
}{
{
Node: &v1.Node{
Status: v1.NodeStatus{
Conditions: []v1.NodeCondition{
{
Type: v1.NodeReady,
Status: v1.ConditionTrue,
},
},
},
},
expect: true,
},
{
Node: &v1.Node{
Status: v1.NodeStatus{
Conditions: []v1.NodeCondition{
{
Type: v1.NodeReady,
Status: v1.ConditionFalse,
},
},
},
},
expect: false,
},
{
Node: &v1.Node{
Status: v1.NodeStatus{
Conditions: []v1.NodeCondition{
{
Type: v1.NodeMemoryPressure,
Status: v1.ConditionFalse,
},
},
},
},
expect: false,
},
}
for _, test := range testCases {
result := IsNodeReady(test.Node)
assert.Equal(t, test.expect, result)
}
}