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thalos/api/client_test.go

77 lines
1.6 KiB
Go

package api
import (
"bytes"
"io"
"testing"
"github.com/eosswedenorg/thalos/api/message"
_ "github.com/eosswedenorg/thalos/api/message/json"
"github.com/stretchr/testify/assert"
)
type mockReader struct {
r io.Reader
}
func (m mockReader) Read(channel Channel) ([]byte, error) {
if m.r != nil {
b, err := io.ReadAll(m.r)
if err == nil && len(b) < 1 {
err = io.EOF
}
return b, err
}
return []byte{}, io.EOF
}
func (m mockReader) Close() error {
return nil
}
func mockDecoder([]byte, any) error {
return nil
}
func TestClient_Subscribe(t *testing.T) {
tests := []struct {
name string
channel Channel
wantErr bool
}{
{"Channel", Channel{}, true},
{"ActionChannel", ActionChannel{}.Channel(), false},
{"HeartbeatChannel", HeartbeatChannel, false},
{"TransactionChannel", TransactionChannel, false},
{"InvalidChannel", Channel{"random_type"}, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
c := NewClient(&mockReader{}, mockDecoder)
if err := c.Subscribe(tt.channel); (err != nil) != tt.wantErr {
t.Errorf("Client.Subscribe() error = %v, wantErr %v", err, tt.wantErr)
}
})
}
}
func TestClient_ReadRollback(t *testing.T) {
expected := message.RollbackMessage{
OldBlockNum: 1000,
NewBlockNum: 50,
}
codec, err := message.GetCodec("json")
assert.NoError(t, err)
payload, err := codec.Encoder(expected)
assert.NoError(t, err)
client := NewClient(mockReader{bytes.NewReader(payload)}, codec.Decoder)
err = client.Subscribe(RollbackChannel)
assert.NoError(t, err)
actual := <-client.Channel()
assert.Equal(t, expected, actual)
}