From 1e5c432e1029601a664454388ae366ef69618d62 Mon Sep 17 00:00:00 2001 From: Christopher Speller Date: Mon, 25 Jun 2018 12:33:13 -0700 Subject: MM-10702 Moving plugins to use hashicorp go-plugin. (#8978) * Moving plugins to use hashicorp go-plugin. * Tweaks from feedback. --- plugin/rpcplugin/muxer_test.go | 197 ----------------------------------------- 1 file changed, 197 deletions(-) delete mode 100644 plugin/rpcplugin/muxer_test.go (limited to 'plugin/rpcplugin/muxer_test.go') diff --git a/plugin/rpcplugin/muxer_test.go b/plugin/rpcplugin/muxer_test.go deleted file mode 100644 index 795a4fb1d..000000000 --- a/plugin/rpcplugin/muxer_test.go +++ /dev/null @@ -1,197 +0,0 @@ -package rpcplugin - -import ( - "io" - "testing" - - "github.com/stretchr/testify/assert" - "github.com/stretchr/testify/require" -) - -func TestMuxer(t *testing.T) { - r1, w1 := io.Pipe() - r2, w2 := io.Pipe() - - alice := NewMuxer(NewReadWriteCloser(r1, w2), false) - defer func() { assert.NoError(t, alice.Close()) }() - - bob := NewMuxer(NewReadWriteCloser(r2, w1), true) - defer func() { assert.NoError(t, bob.Close()) }() - - id1, alice1 := alice.Serve() - defer func() { assert.NoError(t, alice1.Close()) }() - - id2, bob2 := bob.Serve() - defer func() { assert.NoError(t, bob2.Close()) }() - - done1 := make(chan bool) - done2 := make(chan bool) - - go func() { - bob1 := bob.Connect(id1) - defer func() { assert.NoError(t, bob1.Close()) }() - - n, err := bob1.Write([]byte("ping1.0")) - require.NoError(t, err) - assert.Equal(t, n, 7) - - n, err = bob1.Write([]byte("ping1.1")) - require.NoError(t, err) - assert.Equal(t, n, 7) - }() - - go func() { - alice2 := alice.Connect(id2) - defer func() { assert.NoError(t, alice2.Close()) }() - - n, err := alice2.Write([]byte("ping2.0")) - require.NoError(t, err) - assert.Equal(t, n, 7) - - buf := make([]byte, 20) - n, err = alice2.Read(buf) - require.NoError(t, err) - assert.Equal(t, n, 7) - assert.Equal(t, []byte("pong2.0"), buf[:n]) - - done2 <- true - }() - - go func() { - buf := make([]byte, 7) - n, err := io.ReadFull(alice1, buf) - require.NoError(t, err) - assert.Equal(t, n, 7) - assert.Equal(t, []byte("ping1.0"), buf[:n]) - - n, err = alice1.Read(buf) - require.NoError(t, err) - assert.Equal(t, n, 7) - assert.Equal(t, []byte("ping1.1"), buf[:n]) - - done1 <- true - }() - - go func() { - buf := make([]byte, 20) - n, err := bob2.Read(buf) - require.NoError(t, err) - assert.Equal(t, n, 7) - assert.Equal(t, []byte("ping2.0"), buf[:n]) - - n, err = bob2.Write([]byte("pong2.0")) - require.NoError(t, err) - assert.Equal(t, n, 7) - }() - - <-done1 - <-done2 -} - -// Closing a muxer during a read should unblock, but return an error. -func TestMuxer_CloseDuringRead(t *testing.T) { - r1, w1 := io.Pipe() - r2, w2 := io.Pipe() - - alice := NewMuxer(NewReadWriteCloser(r1, w2), false) - - bob := NewMuxer(NewReadWriteCloser(r2, w1), true) - defer func() { assert.NoError(t, bob.Close()) }() - - _, s := alice.Serve() - - go alice.Close() - buf := make([]byte, 20) - n, err := s.Read(buf) - assert.Equal(t, 0, n) - assert.NotNil(t, err) - assert.NotEqual(t, io.EOF, err) -} - -// Closing a stream during a read should unblock and return io.EOF since this is the way to -// gracefully close a connection. -func TestMuxer_StreamCloseDuringRead(t *testing.T) { - r1, w1 := io.Pipe() - r2, w2 := io.Pipe() - - alice := NewMuxer(NewReadWriteCloser(r1, w2), false) - defer func() { assert.NoError(t, alice.Close()) }() - - bob := NewMuxer(NewReadWriteCloser(r2, w1), true) - defer func() { assert.NoError(t, bob.Close()) }() - - _, s := alice.Serve() - - go s.Close() - buf := make([]byte, 20) - n, err := s.Read(buf) - assert.Equal(t, 0, n) - assert.Equal(t, io.EOF, err) -} - -// Closing a stream during a read should unblock and return io.EOF since this is the way for the -// remote to gracefully close a connection. -func TestMuxer_RemoteStreamCloseDuringRead(t *testing.T) { - r1, w1 := io.Pipe() - r2, w2 := io.Pipe() - - alice := NewMuxer(NewReadWriteCloser(r1, w2), false) - defer func() { assert.NoError(t, alice.Close()) }() - - bob := NewMuxer(NewReadWriteCloser(r2, w1), true) - defer func() { assert.NoError(t, bob.Close()) }() - - id, as := alice.Serve() - bs := bob.Connect(id) - - go func() { - as.Write([]byte("foo")) - as.Close() - }() - buf := make([]byte, 20) - n, err := bs.Read(buf) - assert.Equal(t, 3, n) - assert.Equal(t, "foo", string(buf[:n])) - n, err = bs.Read(buf) - assert.Equal(t, 0, n) - assert.Equal(t, io.EOF, err) -} - -// Closing a muxer during a write should unblock, but return an error. -func TestMuxer_CloseDuringWrite(t *testing.T) { - r1, w1 := io.Pipe() - r2, w2 := io.Pipe() - - alice := NewMuxer(NewReadWriteCloser(r1, w2), false) - - // Don't connect bob to let writes will block forever. - defer r2.Close() - defer w1.Close() - - _, s := alice.Serve() - - go alice.Close() - buf := make([]byte, 20) - n, err := s.Write(buf) - assert.Equal(t, 0, n) - assert.NotNil(t, err) - assert.NotEqual(t, io.EOF, err) -} - -func TestMuxer_ReadWrite(t *testing.T) { - r1, w1 := io.Pipe() - r2, w2 := io.Pipe() - - alice := NewMuxer(NewReadWriteCloser(r1, w2), false) - defer func() { assert.NoError(t, alice.Close()) }() - - bob := NewMuxer(NewReadWriteCloser(r2, w1), true) - defer func() { assert.NoError(t, bob.Close()) }() - - go alice.Write([]byte("hello")) - buf := make([]byte, 20) - n, err := bob.Read(buf) - assert.Equal(t, 5, n) - assert.Nil(t, err) - assert.Equal(t, []byte("hello"), buf[:n]) -} -- cgit v1.2.3-1-g7c22