go.uber.org/yarpc@v1.72.1/yarpctest/context_test.go (about)

     1  // Copyright (c) 2022 Uber Technologies, Inc.
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     3  // Permission is hereby granted, free of charge, to any person obtaining a copy
     4  // of this software and associated documentation files (the "Software"), to deal
     5  // in the Software without restriction, including without limitation the rights
     6  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     7  // copies of the Software, and to permit persons to whom the Software is
     8  // furnished to do so, subject to the following conditions:
     9  //
    10  // The above copyright notice and this permission notice shall be included in
    11  // all copies or substantial portions of the Software.
    12  //
    13  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    14  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    15  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    16  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    17  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    18  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    19  // THE SOFTWARE.
    20  
    21  package yarpctest_test
    22  
    23  import (
    24  	"context"
    25  	"testing"
    26  
    27  	"github.com/stretchr/testify/assert"
    28  	"go.uber.org/yarpc"
    29  	"go.uber.org/yarpc/api/transport"
    30  	"go.uber.org/yarpc/yarpctest"
    31  )
    32  
    33  func TestContextWithCallNil(t *testing.T) {
    34  	ctx := yarpctest.ContextWithCall(context.Background(), nil)
    35  	assert.Nil(t, yarpc.CallFromContext(ctx))
    36  }
    37  
    38  func TestContextWithCall(t *testing.T) {
    39  	tests := []struct {
    40  		desc           string
    41  		resHeaders     map[string]string
    42  		wantResHeaders map[string]string
    43  	}{
    44  		{
    45  			desc:           "with response headers",
    46  			resHeaders:     make(map[string]string),
    47  			wantResHeaders: map[string]string{"baz": "qux"},
    48  		},
    49  		{
    50  			desc:           "without response headers",
    51  			resHeaders:     nil,
    52  			wantResHeaders: nil,
    53  		},
    54  	}
    55  
    56  	for _, tt := range tests {
    57  		t.Run(tt.desc, func(t *testing.T) {
    58  			ctx := yarpctest.ContextWithCall(context.Background(), &yarpctest.Call{
    59  				Caller:          "caller",
    60  				Service:         "service",
    61  				Transport:       "transport",
    62  				Procedure:       "procedure",
    63  				Encoding:        "encoding",
    64  				Headers:         map[string]string{"foo": "bar"},
    65  				ShardKey:        "shardkey",
    66  				RoutingKey:      "routingkey",
    67  				RoutingDelegate: "routingdelegate",
    68  				ResponseHeaders: tt.resHeaders,
    69  				CallerProcedure: "callerProcedure",
    70  			})
    71  			call := yarpc.CallFromContext(ctx)
    72  
    73  			assert.Equal(t, "caller", call.Caller())
    74  			assert.Equal(t, "service", call.Service())
    75  			assert.Equal(t, "transport", call.Transport())
    76  			assert.Equal(t, "procedure", call.Procedure())
    77  			assert.Equal(t, transport.Encoding("encoding"), call.Encoding())
    78  			assert.Equal(t, []string{"foo"}, call.HeaderNames())
    79  			assert.Equal(t, "bar", call.Header("foo"))
    80  			assert.Equal(t, "shardkey", call.ShardKey())
    81  			assert.Equal(t, "routingkey", call.RoutingKey())
    82  			assert.Equal(t, "routingdelegate", call.RoutingDelegate())
    83  			assert.Equal(t, "callerProcedure", call.CallerProcedure())
    84  
    85  			assert.NoError(t, call.WriteResponseHeader("baz", "qux"))
    86  			assert.Equal(t, tt.wantResHeaders, tt.resHeaders)
    87  		})
    88  	}
    89  
    90  }