go.uber.org/yarpc@v1.72.1/call_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
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     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 yarpc_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/encoding"
    30  	"go.uber.org/yarpc/api/transport"
    31  	pkgencoding "go.uber.org/yarpc/pkg/encoding"
    32  )
    33  
    34  func TestCallOptionsWriteToRequest(t *testing.T) {
    35  	outboundCall := encoding.NewOutboundCall(
    36  		pkgencoding.FromOptions(
    37  			[]yarpc.CallOption{
    38  				yarpc.WithShardKey("foo"),
    39  				yarpc.WithRoutingKey("bar"),
    40  				yarpc.WithRoutingDelegate("baz"),
    41  			},
    42  		)...,
    43  	)
    44  	request := &transport.Request{}
    45  	_, err := outboundCall.WriteToRequest(context.Background(), request)
    46  	assert.NoError(t, err)
    47  	assert.Equal(t, "foo", request.ShardKey)
    48  	assert.Equal(t, "bar", request.RoutingKey)
    49  	assert.Equal(t, "baz", request.RoutingDelegate)
    50  }
    51  
    52  func TestCallFromContext(t *testing.T) {
    53  	ctx, inboundCall := encoding.NewInboundCall(context.Background())
    54  	err := inboundCall.ReadFromRequest(
    55  		&transport.Request{
    56  			Caller:    "foo",
    57  			Service:   "bar",
    58  			Transport: "trans",
    59  			Encoding:  transport.Encoding("baz"),
    60  			Procedure: "hello",
    61  			// later header's key/value takes precedence
    62  			Headers:         transport.NewHeaders().With("Foo", "Bar").With("foo", "bar"),
    63  			ShardKey:        "one",
    64  			RoutingKey:      "two",
    65  			RoutingDelegate: "three",
    66  			CallerProcedure: "four",
    67  		},
    68  	)
    69  	assert.NoError(t, err)
    70  	call := yarpc.CallFromContext(ctx)
    71  	assert.Equal(t, "foo", call.Caller())
    72  	assert.Equal(t, "bar", call.Service())
    73  	assert.Equal(t, "trans", call.Transport())
    74  	assert.Equal(t, transport.Encoding("baz"), call.Encoding())
    75  	assert.Equal(t, "hello", call.Procedure())
    76  	assert.Equal(t, "bar", call.Header("foo"))
    77  	assert.Equal(t, map[string]string{"Foo": "Bar", "foo": "bar"}, call.OriginalHeaders())
    78  	assert.Equal(t, []string{"foo"}, call.HeaderNames())
    79  	assert.Equal(t, "one", call.ShardKey())
    80  	assert.Equal(t, "two", call.RoutingKey())
    81  	assert.Equal(t, "three", call.RoutingDelegate())
    82  	assert.Equal(t, "four", call.CallerProcedure())
    83  }