added test cases

Signed-off-by: NoSkillGirl <singhpooja240393@gmail.com>

pkg/kyverno/validate/commmand_test.go

@@ -0,0 +1,112 @@
+package validate
+
+import (
+	"encoding/json"
+	"fmt"
+	"testing"
+
+	kyverno "github.com/kyverno/kyverno/pkg/api/kyverno/v1"
+	"gotest.tools/assert"
+)
+
+func Test_validateUsingPolicyCRD(t *testing.T) {
+	type TestCase struct {
+		rawPolicy   []byte
+		errorDetail string
+	}
+
+	testcases := []TestCase{
+		{
+			rawPolicy: []byte(`
+		{
+			"apiVersion": "kyverno.io/v1",
+			"kind": "ClusterPolicy",
+			"metadata": {
+			  "name": "add-requests"
+			},
+			"spec": {
+			  "rules": [
+				{
+				  "name": "Set memory and/or cpu requests for all pods in namespaces labeled 'myprivatelabel'",
+				  "match": {
+					"resources": {
+					  "kinds": [
+						"Pod"
+					  ]
+					}
+				  },
+				  "mutate": {
+					"overlay": {
+					  "spec": {
+						"containers": [
+						  {
+							"(name)": "*",
+							"resources": {
+							  "requests": {
+								"cpu": "1000m"
+							  }
+							}
+						  }
+						]
+					  }
+					}
+				  }
+				}
+			  ]
+			}
+		  }
+		`),
+			errorDetail: "spec.rules.name in body should be at most 63 chars long",
+		},
+		{
+			rawPolicy: []byte(`
+				{
+					"apiVersion": "kyverno.io/v1",
+					"kind": "ClusterPolicy",
+					"metadata": {
+					  "name": "min-replicas-clusterpolicy"
+					},
+					"spec": {
+					  "validationFailureAction": "audit",
+					  "rules": [
+						{
+						  "name": "check-min-replicas",
+						  "match": {
+							"resources": {
+							  "kinds": [
+								"Deployment"
+							  ]
+							}
+						  },
+						  "validate": {
+							"message": "should have at least 2 replicas",
+							"pattern": {
+							  "spec": {
+								"replicas": 2
+							  }
+							}
+						  }
+						}
+					  ]
+					}
+				  }
+		`),
+			errorDetail: "",
+		},
+	}
+
+	v1crd, err := getPolicyCRD()
+	assert.NilError(t, err)
+
+	var policy kyverno.ClusterPolicy
+	for _, tc := range testcases {
+		err = json.Unmarshal(tc.rawPolicy, &policy)
+		assert.NilError(t, err)
+
+		_, errorList := validatePolicyAccordingToPolicyCRD(&policy, v1crd)
+		fmt.Println("errorList:  ", errorList)
+		for _, e := range errorList {
+			assert.Assert(t, tc.errorDetail == e.Detail)
+		}
+	}
+}