mirror of https://github.com/status-im/op-geth.git
142 lines
3.1 KiB
Go
142 lines
3.1 KiB
Go
package codec
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import (
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"bytes"
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"io"
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"net"
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"testing"
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"time"
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)
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type jsonTestConn struct {
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buffer *bytes.Buffer
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}
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func newJsonTestConn(data []byte) *jsonTestConn {
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return &jsonTestConn{
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buffer: bytes.NewBuffer(data),
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}
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}
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func (self *jsonTestConn) Read(p []byte) (n int, err error) {
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return self.buffer.Read(p)
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}
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func (self *jsonTestConn) Write(p []byte) (n int, err error) {
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return self.buffer.Write(p)
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}
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func (self *jsonTestConn) Close() error {
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// not implemented
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return nil
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}
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func (self *jsonTestConn) LocalAddr() net.Addr {
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// not implemented
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return nil
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}
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func (self *jsonTestConn) RemoteAddr() net.Addr {
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// not implemented
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return nil
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}
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func (self *jsonTestConn) SetDeadline(t time.Time) error {
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return nil
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}
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func (self *jsonTestConn) SetReadDeadline(t time.Time) error {
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return nil
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}
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func (self *jsonTestConn) SetWriteDeadline(t time.Time) error {
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return nil
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}
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func TestJsonDecoderWithValidRequest(t *testing.T) {
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reqdata := []byte(`{"jsonrpc":"2.0","method":"modules","params":[],"id":64}`)
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decoder := newJsonTestConn(reqdata)
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jsonDecoder := NewJsonCoder(decoder)
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requests, batch, err := jsonDecoder.ReadRequest()
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if err != nil {
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t.Errorf("Read valid request failed - %v", err)
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}
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if len(requests) != 1 {
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t.Errorf("Expected to get a single request but got %d", len(requests))
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}
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if batch {
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t.Errorf("Got batch indication while expecting single request")
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}
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if requests[0].Id != float64(64) {
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t.Errorf("Expected req.Id == 64 but got %v", requests[0].Id)
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}
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if requests[0].Method != "modules" {
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t.Errorf("Expected req.Method == 'modules' got '%s'", requests[0].Method)
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}
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}
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func TestJsonDecoderWithValidBatchRequest(t *testing.T) {
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reqdata := []byte(`[{"jsonrpc":"2.0","method":"modules","params":[],"id":64},
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{"jsonrpc":"2.0","method":"modules","params":[],"id":64}]`)
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decoder := newJsonTestConn(reqdata)
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jsonDecoder := NewJsonCoder(decoder)
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requests, batch, err := jsonDecoder.ReadRequest()
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if err != nil {
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t.Errorf("Read valid batch request failed - %v", err)
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}
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if len(requests) != 2 {
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t.Errorf("Expected to get two requests but got %d", len(requests))
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}
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if !batch {
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t.Errorf("Got no batch indication while expecting batch request")
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}
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for i := 0; i < len(requests); i++ {
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if requests[i].Id != float64(64) {
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t.Errorf("Expected req.Id == 64 but got %v", requests[i].Id)
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}
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if requests[i].Method != "modules" {
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t.Errorf("Expected req.Method == 'modules' got '%s'", requests[i].Method)
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}
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}
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}
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func TestJsonDecoderWithInvalidIncompleteMessage(t *testing.T) {
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reqdata := []byte(`{"jsonrpc":"2.0","method":"modules","pa`)
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decoder := newJsonTestConn(reqdata)
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jsonDecoder := NewJsonCoder(decoder)
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requests, batch, err := jsonDecoder.ReadRequest()
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if err != io.ErrUnexpectedEOF {
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t.Errorf("Expected to read an incomplete request err but got %v", err)
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}
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// remaining message
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decoder.Write([]byte(`rams":[],"id:64"}`))
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requests, batch, err = jsonDecoder.ReadRequest()
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if err == nil {
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t.Errorf("Expected an error but got nil")
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}
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if len(requests) != 0 {
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t.Errorf("Expected to get no requests but got %d", len(requests))
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}
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if batch {
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t.Errorf("Got batch indication while expecting non batch")
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}
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}
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