github.com/google/martian/v3@v3.3.3/method/method_verifier_test.go (about) 1 // Copyright 2015 Google Inc. All rights reserved. 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 package method 16 17 import ( 18 "net/http" 19 "testing" 20 21 "github.com/google/martian/v3" 22 "github.com/google/martian/v3/parse" 23 "github.com/google/martian/v3/verify" 24 ) 25 26 func TestVerifierFromJSON(t *testing.T) { 27 msg := []byte(`{ 28 "method.Verifier": { 29 "scope": ["request"], 30 "method": "POST" 31 } 32 }`) 33 34 r, err := parse.FromJSON(msg) 35 if err != nil { 36 t.Fatalf("parse.FromJSON(): got %v, want no error", err) 37 } 38 reqmod := r.RequestModifier() 39 if reqmod == nil { 40 t.Fatal("reqmod: got nil, want not nil") 41 } 42 reqv, ok := reqmod.(verify.RequestVerifier) 43 if !ok { 44 t.Fatal("reqmod.(verify.RequestVerifier): got !ok, want ok") 45 } 46 47 req, err := http.NewRequest("GET", "http://example.com", nil) 48 if err != nil { 49 t.Fatalf("http.NewRequest(): got %v, want no error", err) 50 } 51 if err := reqv.ModifyRequest(req); err != nil { 52 t.Fatalf("ModifyRequest(): got %v, want no error", err) 53 } 54 if err := reqv.VerifyRequests(); err == nil { 55 t.Error("VerifyRequests(): got nil, want not nil") 56 } 57 } 58 59 func TestVerifyRequestPasses(t *testing.T) { 60 for _, m := range []string{ 61 "GET", 62 "HEAD", 63 "PUT", 64 "POST", 65 "DELETE", 66 "TRACE", 67 "OPTIONS", 68 "CONNECT", 69 "PATCH", 70 } { 71 v, err := NewVerifier(m) 72 if err != nil { 73 t.Fatalf("NewVerifier(%q): got %v, want no error", m, err) 74 } 75 req, err := http.NewRequest(m, "www.google.com", nil) 76 if err != nil { 77 t.Fatalf("http.NewRequest(): got %v, want no error", err) 78 } 79 if err := v.ModifyRequest(req); err != nil { 80 t.Fatalf("ModifyRequest(): got %v, want no error", err) 81 } 82 if err := v.VerifyRequests(); err != nil { 83 t.Fatalf("VerifyRequests(): got %v, want no error", err) 84 } 85 86 v.ResetRequestVerifications() 87 88 if err := v.VerifyRequests(); err != nil { 89 t.Errorf("v.VerifyRequests(): got %v, want no error", err) 90 } 91 } 92 } 93 94 func TestVerifyPostRequestFailsWithMultiFail(t *testing.T) { 95 v, _ := NewVerifier("POST") 96 req, err := http.NewRequest("GET", "http://www.google.com", nil) 97 if err != nil { 98 t.Fatalf("http.NewRequest got %v, want no error", err) 99 } 100 if err := v.ModifyRequest(req); err != nil { 101 t.Fatalf("ModifyRequest(): got %v, want no error", err) 102 } 103 if err := v.ModifyRequest(req); err != nil { 104 t.Fatalf("ModifyRequest(): got %v, want no error", err) 105 } 106 107 merr, ok := v.VerifyRequests().(*martian.MultiError) 108 if !ok { 109 t.Fatalf("VerifyRequests(): got nil, want *verify.MultiError") 110 } 111 112 errs := merr.Errors() 113 if len(errs) != 2 { 114 t.Fatalf("len(merr.Errors()): got %d, want 2", len(errs)) 115 } 116 117 expectErr := "request(http://www.google.com) method verification error: got POST, want GET" 118 for i := range errs { 119 if got, want := errs[i].Error(), expectErr; got != want { 120 t.Errorf("%d. err.Error(): mismatched error output\ngot: %s\nwant: %s", i, 121 got, want) 122 } 123 } 124 125 v.ResetRequestVerifications() 126 127 if err := v.VerifyRequests(); err != nil { 128 t.Errorf("v.VerifyRequests(): got %v, want no error", err) 129 } 130 } 131 132 func TestBadInputToConstructor(t *testing.T) { 133 if _, err := NewVerifier(""); err == nil { 134 t.Fatalf("NewVerifier(): no error returned for empty") 135 } 136 }