go.uber.org/yarpc@v1.72.1/api/peer/errors_test.go (about)

     1  // Copyright (c) 2022 Uber Technologies, Inc.
     2  //
     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 peer_test
    22  
    23  import (
    24  	"fmt"
    25  	"testing"
    26  
    27  	"go.uber.org/yarpc/api/peer"
    28  	"go.uber.org/yarpc/api/peer/peertest"
    29  
    30  	"github.com/golang/mock/gomock"
    31  	"github.com/stretchr/testify/assert"
    32  )
    33  
    34  func TestErrPeerHasNoReferenceToSubscriber(t *testing.T) {
    35  	ctrl := gomock.NewController(t)
    36  	identifier := peertest.NewMockIdentifier(ctrl)
    37  	subscriber := peertest.NewMockSubscriber(ctrl)
    38  
    39  	wantErr := fmt.Sprintf("peer (%v) has no reference to peer subscriber (%v)", identifier, subscriber)
    40  
    41  	err := &peer.ErrPeerHasNoReferenceToSubscriber{PeerIdentifier: identifier, PeerSubscriber: subscriber}
    42  	assert.Equal(t, wantErr, err.Error())
    43  }
    44  
    45  func TestErrTransportHasNoReferenceToPeer2(t *testing.T) {
    46  	transportName := "test-transport"
    47  	peerIdentifier := "test-peer-id"
    48  
    49  	wantErr := fmt.Sprintf("transport %q has no reference to peer %q", transportName, peerIdentifier)
    50  
    51  	err := &peer.ErrTransportHasNoReferenceToPeer{TransportName: transportName, PeerIdentifier: peerIdentifier}
    52  	assert.Equal(t, wantErr, err.Error())
    53  }
    54  
    55  func TestErrInvalidPeerType(t *testing.T) {
    56  	expectedType := "test-type"
    57  	peerIdentifier := peertest.NewMockIdentifier(gomock.NewController(t))
    58  
    59  	wantErr := fmt.Sprintf("expected peer type (%s) but got peer (%v)", expectedType, peerIdentifier)
    60  
    61  	err := &peer.ErrInvalidPeerType{ExpectedType: expectedType, PeerIdentifier: peerIdentifier}
    62  	assert.Equal(t, wantErr, err.Error())
    63  }
    64  
    65  func TestErrPeerListAlreadyStarted(t *testing.T) {
    66  	peerList := "test-peer-list"
    67  	wantErr := fmt.Sprintf("%s has already been started", peerList)
    68  
    69  	err := peer.ErrPeerListAlreadyStarted(peerList)
    70  	assert.Equal(t, wantErr, err.Error())
    71  }
    72  
    73  func TestErrPeerListNotStarted(t *testing.T) {
    74  	peerList := "test-peer-list"
    75  	wantErr := fmt.Sprintf("%s has not been started or was stopped", peerList)
    76  
    77  	err := peer.ErrPeerListNotStarted(peerList)
    78  	assert.Equal(t, wantErr, err.Error())
    79  }
    80  
    81  func TestErrInvalidPeerConversion(t *testing.T) {
    82  	p := peertest.NewMockPeer(gomock.NewController(t))
    83  	expectedType := "test-type"
    84  
    85  	wantErr := fmt.Sprintf("cannot convert peer (%v) to type %s", p, expectedType)
    86  
    87  	err := &peer.ErrInvalidPeerConversion{Peer: p, ExpectedType: expectedType}
    88  	assert.Equal(t, wantErr, err.Error())
    89  }
    90  
    91  func TestErrInvalidTransportConversion(t *testing.T) {
    92  	transport := peertest.NewMockTransport(gomock.NewController(t))
    93  	expectedType := "test-type"
    94  
    95  	wantErr := fmt.Sprintf("cannot convert transport (%v) to type %s", transport, expectedType)
    96  
    97  	err := &peer.ErrInvalidTransportConversion{Transport: transport, ExpectedType: expectedType}
    98  	assert.Equal(t, wantErr, err.Error())
    99  }
   100  
   101  func TestErrPeerAddAlreadyInList(t *testing.T) {
   102  	p := "test-peer"
   103  	wantErr := fmt.Sprintf("can't add peer %q because is already in peerlist", p)
   104  
   105  	err := peer.ErrPeerAddAlreadyInList(p)
   106  	assert.Equal(t, wantErr, err.Error())
   107  }
   108  
   109  func TestErrPeerRemoveNotInList(t *testing.T) {
   110  	p := "test-peer"
   111  	wantErr := fmt.Sprintf("can't remove peer (%s) because it is not in peerlist", p)
   112  
   113  	err := peer.ErrPeerRemoveNotInList(p)
   114  	assert.Equal(t, wantErr, err.Error())
   115  }
   116  
   117  func TestErrChooseContextHasNoDeadline(t *testing.T) {
   118  	peerList := "test-peer"
   119  	wantErr := fmt.Sprintf("can't wait for peer without a context deadline for peerlist %q", peerList)
   120  
   121  	err := peer.ErrChooseContextHasNoDeadline(peerList)
   122  	assert.Equal(t, wantErr, err.Error())
   123  }