status-go/services/peer/api_test.go

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package peer
import (
"context"
"errors"
"testing"
"github.com/stretchr/testify/suite"
"go.uber.org/mock/gomock"
)
func TestPeerSuite(t *testing.T) {
suite.Run(t, new(PeerSuite))
}
type PeerSuite struct {
suite.Suite
api *PublicAPI
s *Service
d *MockDiscoverer
}
func (s *PeerSuite) SetupTest() {
ctrl := gomock.NewController(s.T())
s.d = NewMockDiscoverer(ctrl)
s.s = New()
s.api = NewAPI(s.s)
}
var discovertests = []struct {
name string
expectedError error
prepareExpectations func(*PeerSuite)
request DiscoverRequest
}{
{
name: "success discover",
expectedError: nil,
prepareExpectations: func(s *PeerSuite) {
s.d.EXPECT().Discover("topic", 10, 1).Return(nil)
},
request: DiscoverRequest{
Topic: "topic",
Max: 10,
Min: 1,
},
},
{
name: "range 0",
expectedError: nil,
prepareExpectations: func(s *PeerSuite) {
s.d.EXPECT().Discover("topic", 10, 10).Return(nil)
},
request: DiscoverRequest{
Topic: "topic",
Max: 10,
Min: 10,
},
},
{
name: "invalid topic",
expectedError: ErrInvalidTopic,
prepareExpectations: func(s *PeerSuite) {},
request: DiscoverRequest{
Topic: "",
Max: 10,
Min: 1,
},
},
{
name: "invalid range",
expectedError: ErrInvalidRange,
prepareExpectations: func(s *PeerSuite) {},
request: DiscoverRequest{
Topic: "topic",
Max: 1,
Min: 10,
},
},
{
name: "success discover",
expectedError: nil,
prepareExpectations: func(s *PeerSuite) {
s.d.EXPECT().Discover("topic", 10, 1).Return(nil)
},
request: DiscoverRequest{
Topic: "topic",
Max: 10,
Min: 1,
},
},
{
name: "errored discover",
expectedError: errors.New("could not create the specified account : foo"),
prepareExpectations: func(s *PeerSuite) {
s.d.EXPECT().Discover("topic", 10, 1).Return(errors.New("could not create the specified account : foo"))
},
request: DiscoverRequest{
Topic: "topic",
Max: 10,
Min: 1,
},
},
}
func (s *PeerSuite) TestDiscover() {
for _, tc := range discovertests {
s.T().Run(tc.name, func(t *testing.T) {
s.s.SetDiscoverer(s.d)
tc.prepareExpectations(s)
var ctx context.Context
err := s.api.Discover(ctx, tc.request)
s.Equal(tc.expectedError, err, "failed scenario : "+tc.name)
})
}
}
func (s *PeerSuite) TestDiscoverWihEmptyDiscoverer() {
var ctx context.Context
s.Equal(ErrDiscovererNotProvided, s.api.Discover(ctx, DiscoverRequest{
Topic: "topic",
Max: 10,
Min: 1,
}))
}