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stream_test.go
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stream_test.go
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// SPDX-License-Identifier: Apache-2.0
package frisbee
import (
"crypto/rand"
"net"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/loopholelabs/logging"
"github.com/loopholelabs/frisbee-go/pkg/packet"
)
func TestNewStream(t *testing.T) {
t.Parallel()
const packetSize = 512
emptyLogger := logging.Test(t, logging.Noop, t.Name())
reader, writer := net.Pipe()
readerConn := NewAsync(reader, emptyLogger)
writerConn := NewAsync(writer, emptyLogger)
writerStream := writerConn.NewStream(0)
data := make([]byte, packetSize)
_, err := rand.Read(data)
require.NoError(t, err)
p := packet.Get()
p.Metadata.Id = 64
p.Metadata.Operation = 32
p.Metadata.ContentLength = uint32(packetSize)
p.Content.Write(data)
readerStreamCh := make(chan *Stream)
var readerStream *Stream
readerConn.SetNewStreamHandler(func(stream *Stream) {
readerStreamCh <- stream
})
err = writerStream.WritePacket(p)
require.NoError(t, err)
packet.Put(p)
timer := time.NewTimer(DefaultDeadline)
select {
case <-timer.C:
t.Fatal("timed out waiting for reader stream")
case readerStream = <-readerStreamCh:
}
p, err = readerStream.ReadPacket()
require.NoError(t, err)
require.NotNil(t, p.Metadata)
assert.Equal(t, readerStream.ID(), p.Metadata.Id)
assert.Equal(t, STREAM, p.Metadata.Operation)
assert.Equal(t, uint32(packetSize), p.Metadata.ContentLength)
assert.Equal(t, data, p.Content.Bytes())
err = readerStream.Close()
require.NoError(t, err)
time.Sleep(DefaultDeadline)
err = writerStream.Close()
require.ErrorIs(t, err, StreamClosed)
err = readerConn.Close()
assert.NoError(t, err)
err = writerConn.Close()
assert.NoError(t, err)
}
func TestNewStreamStale(t *testing.T) {
t.Parallel()
const packetSize = 512
emptyLogger := logging.Test(t, logging.Noop, t.Name())
reader, writer := net.Pipe()
readerConn := NewAsync(reader, emptyLogger)
writerConn := NewAsync(writer, emptyLogger)
writerStream := writerConn.NewStream(0)
data := make([]byte, packetSize)
_, err := rand.Read(data)
require.NoError(t, err)
p := packet.Get()
p.Metadata.Id = 64
p.Metadata.Operation = 32
p.Metadata.ContentLength = uint32(packetSize)
p.Content.Write(data)
readerStreamCh := make(chan *Stream)
var readerStream *Stream
readerConn.SetNewStreamHandler(func(stream *Stream) {
readerStreamCh <- stream
})
err = writerStream.WritePacket(p)
require.NoError(t, err)
err = writerStream.WritePacket(p)
require.NoError(t, err)
packet.Put(p)
timer := time.NewTimer(DefaultDeadline)
select {
case <-timer.C:
t.Fatal("timed out waiting for reader stream")
case readerStream = <-readerStreamCh:
}
err = writerStream.Close()
require.NoError(t, err)
time.Sleep(DefaultDeadline)
p, err = readerStream.ReadPacket()
require.NoError(t, err)
require.NotNil(t, p.Metadata)
assert.Equal(t, readerStream.ID(), p.Metadata.Id)
assert.Equal(t, STREAM, p.Metadata.Operation)
assert.Equal(t, uint32(packetSize), p.Metadata.ContentLength)
assert.Equal(t, data, p.Content.Bytes())
p, err = readerStream.ReadPacket()
require.NoError(t, err)
require.NotNil(t, p.Metadata)
assert.Equal(t, readerStream.ID(), p.Metadata.Id)
assert.Equal(t, STREAM, p.Metadata.Operation)
assert.Equal(t, uint32(packetSize), p.Metadata.ContentLength)
assert.Equal(t, data, p.Content.Bytes())
_, err = readerStream.ReadPacket()
require.ErrorIs(t, err, StreamClosed)
err = readerConn.Close()
assert.NoError(t, err)
}
func TestNewStreamDualCreate(t *testing.T) {
t.Parallel()
const packetSize = 512
emptyLogger := logging.Test(t, logging.Noop, t.Name())
reader, writer := net.Pipe()
readerConn := NewAsync(reader, emptyLogger, func(_ *Stream) {})
writerConn := NewAsync(writer, emptyLogger, func(_ *Stream) {})
writerStream := writerConn.NewStream(0)
readerStream := readerConn.NewStream(0)
data := make([]byte, packetSize)
_, err := rand.Read(data)
require.NoError(t, err)
p := packet.Get()
p.Metadata.Id = 64
p.Metadata.Operation = 32
p.Metadata.ContentLength = uint32(packetSize)
p.Content.Write(data)
err = writerStream.WritePacket(p)
require.NoError(t, err)
err = writerStream.WritePacket(p)
require.NoError(t, err)
packet.Put(p)
err = writerStream.Close()
require.NoError(t, err)
time.Sleep(DefaultDeadline)
p, err = readerStream.ReadPacket()
require.NoError(t, err)
require.NotNil(t, p.Metadata)
assert.Equal(t, readerStream.ID(), p.Metadata.Id)
assert.Equal(t, STREAM, p.Metadata.Operation)
assert.Equal(t, uint32(packetSize), p.Metadata.ContentLength)
assert.Equal(t, data, p.Content.Bytes())
p, err = readerStream.ReadPacket()
require.NoError(t, err)
require.NotNil(t, p.Metadata)
assert.Equal(t, readerStream.ID(), p.Metadata.Id)
assert.Equal(t, STREAM, p.Metadata.Operation)
assert.Equal(t, uint32(packetSize), p.Metadata.ContentLength)
assert.Equal(t, data, p.Content.Bytes())
_, err = readerStream.ReadPacket()
require.ErrorIs(t, err, StreamClosed)
err = readerConn.Close()
assert.NoError(t, err)
}
func TestStreamConnClose(t *testing.T) {
t.Parallel()
const packetSize = 512
emptyLogger := logging.Test(t, logging.Noop, t.Name())
reader, writer := net.Pipe()
readerConn := NewAsync(reader, emptyLogger, func(_ *Stream) {})
writerConn := NewAsync(writer, emptyLogger, func(_ *Stream) {})
writerStream := writerConn.NewStream(0)
readerStream := readerConn.NewStream(0)
data := make([]byte, packetSize)
_, err := rand.Read(data)
require.NoError(t, err)
p := packet.Get()
p.Metadata.Id = 64
p.Metadata.Operation = 32
p.Metadata.ContentLength = uint32(packetSize)
p.Content.Write(data)
err = writerStream.WritePacket(p)
require.NoError(t, err)
packet.Put(p)
err = writerConn.Close()
require.NoError(t, err)
time.Sleep(DefaultDeadline)
err = writerStream.Close()
require.ErrorIs(t, err, StreamClosed)
p, err = readerStream.ReadPacket()
require.NoError(t, err)
require.NotNil(t, p.Metadata)
assert.Equal(t, readerStream.ID(), p.Metadata.Id)
assert.Equal(t, STREAM, p.Metadata.Operation)
assert.Equal(t, uint32(packetSize), p.Metadata.ContentLength)
assert.Equal(t, data, p.Content.Bytes())
_, err = readerStream.ReadPacket()
require.ErrorIs(t, err, StreamClosed)
err = readerConn.Close()
assert.NoError(t, err)
}