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adding tests

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This commit is contained in:
shravan 2020-01-24 15:45:56 +05:30
parent 56b54e6484
commit a3bcde6f1e
1 changed files with 61 additions and 0 deletions
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61
pkg/policy/validation_test.go Normal file
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package policy
import (
"encoding/json"
"testing"
v1 "github.com/nirmata/kyverno/pkg/api/kyverno/v1"
)
func Test_ValidateMutationPolicy(t *testing.T) {
tcs := []struct {
description string
policy []byte
errMessage string
}{
{
description: "Policy with mutating imagePullPolicy Overlay",
policy: []byte(`{"apiVersion":"kyverno.io/v1","kind":"ClusterPolicy","metadata":{"name":"set-image-pull-policy-2"},"spec":{"rules":[{"name":"set-image-pull-policy-2","match":{"resources":{"kinds":["Pod"]}},"mutate":{"overlay":{"spec":{"containers":[{"(image)":"*","imagePullPolicy":"Always"}]}}}}]}}`),
},
{
description: "Policy with mutating imagePullPolicy Overlay, field does not exist",
policy: []byte(`{"apiVersion":"kyverno.io/v1","kind":"ClusterPolicy","metadata":{"name":"set-image-pull-policy-2"},"spec":{"rules":[{"name":"set-image-pull-policy-2","match":{"resources":{"kinds":["Pod"]}},"mutate":{"overlay":{"spec":{"containers":[{"(image)":"*","nonExistantField":"Always"}]}}}}]}}`),
errMessage: `ValidationError(io.k8s.api.core.v1.Pod.spec.containers[0]): unknown field "nonExistantField" in io.k8s.api.core.v1.Container`,
},
{
description: "Policy with mutating imagePullPolicy Overlay, type of value is different (does not throw error since all numbers are also strings according to swagger)",
policy: []byte(`{"apiVersion":"kyverno.io/v1","kind":"ClusterPolicy","metadata":{"name":"set-image-pull-policy-2"},"spec":{"rules":[{"name":"set-image-pull-policy-2","match":{"resources":{"kinds":["Pod"]}},"mutate":{"overlay":{"spec":{"containers":[{"(image)":"*","imagePullPolicy":80}]}}}}]}}`),
},
{
description: "Policy with patches",
policy: []byte(`{"apiVersion":"kyverno.io/v1","kind":"ClusterPolicy","metadata":{"name":"policy-endpoints"},"spec":{"rules":[{"name":"pEP","match":{"resources":{"kinds":["Endpoints"],"selector":{"matchLabels":{"label":"test"}}}},"mutate":{"patches":[{"path":"/subsets/0/ports/0/port","op":"replace","value":9663},{"path":"/metadata/labels/isMutated","op":"add","value":"true"}]}}]}}`),
},
{
description: "Policy with patches, value converted from number to string",
policy: []byte(`{"apiVersion":"kyverno.io/v1","kind":"ClusterPolicy","metadata":{"name":"policy-endpoints"},"spec":{"rules":[{"name":"pEP","match":{"resources":{"kinds":["Endpoints"],"selector":{"matchLabels":{"label":"test"}}}},"mutate":{"patches":[{"path":"/subsets/0/ports/0/port","op":"replace","value":"9663"},{"path":"/metadata/labels/isMutated","op":"add","value":"true"}]}}]}}`),
errMessage: `ValidationError(io.k8s.api.core.v1.Endpoints.subsets[0].ports[0].port): invalid type for io.k8s.api.core.v1.EndpointPort.port: got "string", expected "integer"`,
},
{
description: "Policy where boolean is been converted to number",
policy: []byte(`{"apiVersion":"kyverno.io/v1","kind":"ClusterPolicy","metadata":{"name":"mutate-pod-disable-automoutingapicred"},"spec":{"rules":[{"name":"pod-disable-automoutingapicred","match":{"resources":{"kinds":["Pod"]}},"mutate":{"overlay":{"spec":{"(serviceAccountName)":"*","automountServiceAccountToken":80}}}}]}}`),
errMessage: `ValidationError(io.k8s.api.core.v1.Pod.spec.automountServiceAccountToken): invalid type for io.k8s.api.core.v1.PodSpec.automountServiceAccountToken: got "integer", expected "boolean"`,
},
}
for i, tc := range tcs {
policy := v1.ClusterPolicy{}
json.Unmarshal(tc.policy, &policy)
var errMessage string
err := ValidatePolicyMutation(policy)
if err != nil {
errMessage = err.Error()
}
if errMessage != tc.errMessage {
t.Errorf("\nTestcase [%v] failed:\nExpected Error: %v\nGot Error: %v", i+1, tc.errMessage, errMessage)
}
}
}