httproute-request-multiple-mirrors.go

Documentation: sigs.k8s.io/gateway-api/conformance/tests

     1  /*
     2  Copyright 2023 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package tests
    18  
    19  import (
    20  	"testing"
    21  
    22  	"k8s.io/apimachinery/pkg/types"
    23  
    24  	"sigs.k8s.io/gateway-api/conformance/utils/http"
    25  	"sigs.k8s.io/gateway-api/conformance/utils/kubernetes"
    26  	"sigs.k8s.io/gateway-api/conformance/utils/suite"
    27  )
    28  
    29  func init() {
    30  	ConformanceTests = append(ConformanceTests, HTTPRouteRequestMultipleMirrors)
    31  }
    32  
    33  var HTTPRouteRequestMultipleMirrors = suite.ConformanceTest{
    34  	ShortName:   "HTTPRouteRequestMultipleMirrors",
    35  	Description: "An HTTPRoute with multiple request mirror filters",
    36  	Manifests:   []string{"tests/httproute-request-multiple-mirrors.yaml"},
    37  	Features: []suite.SupportedFeature{
    38  		suite.SupportGateway,
    39  		suite.SupportHTTPRoute,
    40  		suite.SupportHTTPRouteRequestMirror,
    41  		suite.SupportHTTPRouteRequestMultipleMirrors,
    42  	},
    43  	Test: func(t *testing.T, suite *suite.ConformanceTestSuite) {
    44  		ns := "gateway-conformance-infra"
    45  		routeNN := types.NamespacedName{Name: "request-multiple-mirrors", Namespace: ns}
    46  		gwNN := types.NamespacedName{Name: "same-namespace", Namespace: ns}
    47  		gwAddr := kubernetes.GatewayAndHTTPRoutesMustBeAccepted(t, suite.Client, suite.TimeoutConfig, suite.ControllerName, kubernetes.NewGatewayRef(gwNN), routeNN)
    48  
    49  		testCases := []http.ExpectedResponse{
    50  			{
    51  				Request: http.Request{
    52  					Path: "/multi-mirror",
    53  				},
    54  				ExpectedRequest: &http.ExpectedRequest{
    55  					Request: http.Request{
    56  						Path: "/multi-mirror",
    57  					},
    58  				},
    59  				Backend: "infra-backend-v1",
    60  				MirroredTo: []http.BackendRef{
    61  					{
    62  						Name:      "infra-backend-v2",
    63  						Namespace: ns,
    64  					},
    65  					{
    66  						Name:      "infra-backend-v3",
    67  						Namespace: ns,
    68  					},
    69  				},
    70  				Namespace: ns,
    71  			}, {
    72  				Request: http.Request{
    73  					Path: "/multi-mirror-and-modify-request-headers",
    74  					Headers: map[string]string{
    75  						"X-Header-Remove":     "remove-val",
    76  						"X-Header-Add-Append": "append-val-1",
    77  					},
    78  				},
    79  				ExpectedRequest: &http.ExpectedRequest{
    80  					Request: http.Request{
    81  						Path: "/multi-mirror-and-modify-request-headers",
    82  						Headers: map[string]string{
    83  							"X-Header-Add":        "header-val-1",
    84  							"X-Header-Add-Append": "append-val-1,header-val-2",
    85  							"X-Header-Set":        "set-overwrites-values",
    86  						},
    87  					},
    88  					AbsentHeaders: []string{"X-Header-Remove"},
    89  				},
    90  				Namespace: ns,
    91  				Backend:   "infra-backend-v1",
    92  				MirroredTo: []http.BackendRef{
    93  					{
    94  						Name:      "infra-backend-v2",
    95  						Namespace: ns,
    96  					},
    97  					{
    98  						Name:      "infra-backend-v3",
    99  						Namespace: ns,
   100  					},
   101  				},
   102  			},
   103  		}
   104  		for i := range testCases {
   105  			// Declare tc here to avoid loop variable
   106  			// reuse issues across parallel tests.
   107  			tc := testCases[i]
   108  			t.Run(tc.GetTestCaseName(i), func(t *testing.T) {
   109  				t.Parallel()
   110  				http.MakeRequestAndExpectEventuallyConsistentResponse(t, suite.RoundTripper, suite.TimeoutConfig, gwAddr, tc)
   111  				http.ExpectMirroredRequest(t, suite.Client, suite.Clientset, tc.MirroredTo, tc.Request.Path)
   112  			})
   113  		}
   114  	},
   115  }
   116
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