github.com/google/go-safeweb@v0.0.0-20231219055052-64d8cfc90fbb/examples/echo/echo_test.go (about)

     1  // Copyright 2022 Google LLC
     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  //	https://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 main
    16  
    17  import (
    18  	"fmt"
    19  	"net/http/httptest"
    20  	"regexp"
    21  	"testing"
    22  	"time"
    23  
    24  	"github.com/google/go-safeweb/safehttp"
    25  )
    26  
    27  func TestEcho(t *testing.T) {
    28  	tests := []struct {
    29  		name    string
    30  		req     string
    31  		want    string
    32  		wantErr bool
    33  	}{
    34  		{
    35  			name:    "no error",
    36  			req:     "?message=<h1>h4x0r</h1>",
    37  			want:    "&lt;h1&gt;h4x0r&lt;/h1&gt;",
    38  			wantErr: false,
    39  		},
    40  		{
    41  			name:    "empty message",
    42  			req:     "?message=",
    43  			want:    "",
    44  			wantErr: true,
    45  		}, {
    46  			name:    "invalid query parameters",
    47  			req:     "?message=;something;",
    48  			want:    "",
    49  			wantErr: true,
    50  		},
    51  	}
    52  
    53  	for _, tt := range tests {
    54  		mb := safehttp.NewServeMuxConfig(nil)
    55  		mux := mb.Mux()
    56  		mux.Handle("/", safehttp.MethodGet, safehttp.HandlerFunc(echo))
    57  
    58  		req := httptest.NewRequest(safehttp.MethodGet, fmt.Sprintf("http://foo.com/%s", tt.req), nil)
    59  		rw := httptest.NewRecorder()
    60  		mux.ServeHTTP(rw, req)
    61  
    62  		if rw.Code != int(safehttp.StatusOK) && !tt.wantErr {
    63  			t.Errorf("echo() status = %v, wantErr = %v", rw.Code, tt.wantErr)
    64  		}
    65  
    66  		if body := rw.Body.String(); !tt.wantErr && body != tt.want {
    67  			t.Errorf("body got: %q want: %q", body, tt.want)
    68  		}
    69  	}
    70  }
    71  
    72  func TestUptime(t *testing.T) {
    73  	tests := []struct {
    74  		name    string
    75  		req     string
    76  		wantErr bool
    77  	}{
    78  		{
    79  			name:    "no error",
    80  			req:     "",
    81  			wantErr: false,
    82  		},
    83  		{
    84  			name:    "invalid query parameters",
    85  			req:     "?message=;something;",
    86  			wantErr: true,
    87  		},
    88  	}
    89  
    90  	rgx := regexp.MustCompile("^<h1>Uptime: (.*)</h1>$")
    91  
    92  	for _, tt := range tests {
    93  		mb := safehttp.NewServeMuxConfig(nil)
    94  		mux := mb.Mux()
    95  		start = time.Date(1991, time.September, 17, 00, 00, 00, 00, time.UTC)
    96  		mux.Handle("/", safehttp.MethodGet, safehttp.HandlerFunc(uptime))
    97  
    98  		req := httptest.NewRequest(safehttp.MethodGet, fmt.Sprintf("http://foo.com/%s", tt.req), nil)
    99  		rw := httptest.NewRecorder()
   100  		mux.ServeHTTP(rw, req)
   101  
   102  		if rw.Code != int(safehttp.StatusOK) && !tt.wantErr {
   103  			t.Errorf("uptime() status = %v, wantErr = %v", rw.Code, tt.wantErr)
   104  		}
   105  
   106  		if !tt.wantErr {
   107  			matched := rgx.Match(rw.Body.Bytes())
   108  			if !matched {
   109  				t.Errorf("body got: %q want: %q", rw.Body.String(), "<h1>Uptime: X</h1>")
   110  			}
   111  		}
   112  	}
   113  }