iochaos_webhook_test.go

Documentation: github.com/chaos-mesh/chaos-mesh/api/v1alpha1

     1  // Copyright 2021 Chaos Mesh Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  // http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  //
    15  
    16  package v1alpha1
    17  
    18  import (
    19  	. "github.com/onsi/ginkgo/v2"
    20  	. "github.com/onsi/gomega"
    21  	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
    22  )
    23  
    24  var _ = Describe("iochaos_webhook", func() {
    25  	Context("Defaulter", func() {
    26  		It("set default namespace selector", func() {
    27  			iochaos := &IOChaos{
    28  				ObjectMeta: metav1.ObjectMeta{Namespace: metav1.NamespaceDefault},
    29  			}
    30  			iochaos.Default()
    31  			Expect(iochaos.Spec.Selector.Namespaces[0]).To(Equal(metav1.NamespaceDefault))
    32  		})
    33  	})
    34  	Context("webhook.Validator of iochaos", func() {
    35  		It("Validate", func() {
    36  
    37  			type TestCase struct {
    38  				name    string
    39  				chaos   IOChaos
    40  				execute func(chaos *IOChaos) error
    41  				expect  string
    42  			}
    43  			errorDuration := "400S"
    44  
    45  			tcs := []TestCase{
    46  				{
    47  					name: "simple ValidateCreate",
    48  					chaos: IOChaos{
    49  						ObjectMeta: metav1.ObjectMeta{
    50  							Namespace: metav1.NamespaceDefault,
    51  							Name:      "foo1",
    52  						},
    53  					},
    54  					execute: func(chaos *IOChaos) error {
    55  						_, err := chaos.ValidateCreate()
    56  						return err
    57  					},
    58  					expect: "",
    59  				},
    60  				{
    61  					name: "simple ValidateUpdate",
    62  					chaos: IOChaos{
    63  						ObjectMeta: metav1.ObjectMeta{
    64  							Namespace: metav1.NamespaceDefault,
    65  							Name:      "foo2",
    66  						},
    67  					},
    68  					execute: func(chaos *IOChaos) error {
    69  						_, err := chaos.ValidateUpdate(chaos)
    70  						return err
    71  					},
    72  					expect: "",
    73  				},
    74  				{
    75  					name: "simple ValidateDelete",
    76  					chaos: IOChaos{
    77  						ObjectMeta: metav1.ObjectMeta{
    78  							Namespace: metav1.NamespaceDefault,
    79  							Name:      "foo3",
    80  						},
    81  					},
    82  					execute: func(chaos *IOChaos) error {
    83  						_, err := chaos.ValidateDelete()
    84  						return err
    85  					},
    86  					expect: "",
    87  				},
    88  				{
    89  					name: "parse the duration error",
    90  					chaos: IOChaos{
    91  						ObjectMeta: metav1.ObjectMeta{
    92  							Namespace: metav1.NamespaceDefault,
    93  							Name:      "foo6",
    94  						},
    95  						Spec: IOChaosSpec{
    96  							Duration: &errorDuration,
    97  						},
    98  					},
    99  					execute: func(chaos *IOChaos) error {
   100  						_, err := chaos.ValidateCreate()
   101  						return err
   102  					},
   103  					expect: "error",
   104  				},
   105  				{
   106  					name: "validate value with FixedPercentMode",
   107  					chaos: IOChaos{
   108  						ObjectMeta: metav1.ObjectMeta{
   109  							Namespace: metav1.NamespaceDefault,
   110  							Name:      "foo7",
   111  						},
   112  						Spec: IOChaosSpec{
   113  							ContainerSelector: ContainerSelector{
   114  								PodSelector: PodSelector{
   115  									Value: "0",
   116  									Mode:  FixedMode,
   117  								},
   118  							},
   119  						},
   120  					},
   121  					execute: func(chaos *IOChaos) error {
   122  						_, err := chaos.ValidateCreate()
   123  						return err
   124  					},
   125  					expect: "error",
   126  				},
   127  				{
   128  					name: "validate value with FixedPercentMode, parse value error",
   129  					chaos: IOChaos{
   130  						ObjectMeta: metav1.ObjectMeta{
   131  							Namespace: metav1.NamespaceDefault,
   132  							Name:      "foo8",
   133  						},
   134  						Spec: IOChaosSpec{
   135  							ContainerSelector: ContainerSelector{
   136  								PodSelector: PodSelector{
   137  									Value: "num",
   138  									Mode:  FixedMode,
   139  								},
   140  							},
   141  						},
   142  					},
   143  					execute: func(chaos *IOChaos) error {
   144  						_, err := chaos.ValidateCreate()
   145  						return err
   146  					},
   147  					expect: "error",
   148  				},
   149  				{
   150  					name: "validate value with RandomMaxPercentMode",
   151  					chaos: IOChaos{
   152  						ObjectMeta: metav1.ObjectMeta{
   153  							Namespace: metav1.NamespaceDefault,
   154  							Name:      "foo9",
   155  						},
   156  						Spec: IOChaosSpec{
   157  							ContainerSelector: ContainerSelector{
   158  								PodSelector: PodSelector{
   159  									Value: "0",
   160  									Mode:  RandomMaxPercentMode,
   161  								},
   162  							},
   163  						},
   164  					},
   165  					execute: func(chaos *IOChaos) error {
   166  						_, err := chaos.ValidateCreate()
   167  						return err
   168  					},
   169  					expect: "error",
   170  				},
   171  				{
   172  					name: "validate value with RandomMaxPercentMode ,parse value error",
   173  					chaos: IOChaos{
   174  						ObjectMeta: metav1.ObjectMeta{
   175  							Namespace: metav1.NamespaceDefault,
   176  							Name:      "foo10",
   177  						},
   178  						Spec: IOChaosSpec{
   179  							ContainerSelector: ContainerSelector{
   180  								PodSelector: PodSelector{
   181  									Value: "num",
   182  									Mode:  RandomMaxPercentMode,
   183  								},
   184  							},
   185  						},
   186  					},
   187  					execute: func(chaos *IOChaos) error {
   188  						_, err := chaos.ValidateCreate()
   189  						return err
   190  					},
   191  					expect: "error",
   192  				},
   193  				{
   194  					name: "validate value with FixedPercentMode",
   195  					chaos: IOChaos{
   196  						ObjectMeta: metav1.ObjectMeta{
   197  							Namespace: metav1.NamespaceDefault,
   198  							Name:      "foo11",
   199  						},
   200  						Spec: IOChaosSpec{
   201  							ContainerSelector: ContainerSelector{
   202  								PodSelector: PodSelector{
   203  									Value: "101",
   204  									Mode:  FixedPercentMode,
   205  								},
   206  							},
   207  						},
   208  					},
   209  					execute: func(chaos *IOChaos) error {
   210  						_, err := chaos.ValidateCreate()
   211  						return err
   212  					},
   213  					expect: "error",
   214  				},
   215  				{
   216  					name: "validate delay",
   217  					chaos: IOChaos{
   218  						ObjectMeta: metav1.ObjectMeta{
   219  							Namespace: metav1.NamespaceDefault,
   220  							Name:      "foo12",
   221  						},
   222  						Spec: IOChaosSpec{
   223  							Delay:  "1S",
   224  							Action: IoLatency,
   225  						},
   226  					},
   227  					execute: func(chaos *IOChaos) error {
   228  						_, err := chaos.ValidateCreate()
   229  						return err
   230  					},
   231  					expect: "error",
   232  				},
   233  			}
   234  
   235  			for _, tc := range tcs {
   236  				err := tc.execute(&tc.chaos)
   237  				if tc.expect == "error" {
   238  					Expect(err).To(HaveOccurred())
   239  				} else {
   240  					Expect(err).NotTo(HaveOccurred())
   241  				}
   242  			}
   243  		})
   244  	})
   245  })
   246