vendor files

vendor/github.com/gogo/protobuf/io/io_test.go

@@ -0,0 +1,221 @@
+// Protocol Buffers for Go with Gadgets
+//
+// Copyright (c) 2013, The GoGo Authors. All rights reserved.
+// http://github.com/gogo/protobuf
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+package io_test
+
+import (
+	"bytes"
+	"encoding/binary"
+	"github.com/gogo/protobuf/io"
+	"github.com/gogo/protobuf/test"
+	goio "io"
+	"math/rand"
+	"testing"
+	"time"
+)
+
+func iotest(writer io.WriteCloser, reader io.ReadCloser) error {
+	size := 1000
+	msgs := make([]*test.NinOptNative, size)
+	r := rand.New(rand.NewSource(time.Now().UnixNano()))
+	for i := range msgs {
+		msgs[i] = test.NewPopulatedNinOptNative(r, true)
+		//issue 31
+		if i == 5 {
+			msgs[i] = &test.NinOptNative{}
+		}
+		//issue 31
+		if i == 999 {
+			msgs[i] = &test.NinOptNative{}
+		}
+		err := writer.WriteMsg(msgs[i])
+		if err != nil {
+			return err
+		}
+	}
+	if err := writer.Close(); err != nil {
+		return err
+	}
+	i := 0
+	for {
+		msg := &test.NinOptNative{}
+		if err := reader.ReadMsg(msg); err != nil {
+			if err == goio.EOF {
+				break
+			}
+			return err
+		}
+		if err := msg.VerboseEqual(msgs[i]); err != nil {
+			return err
+		}
+		i++
+	}
+	if i != size {
+		panic("not enough messages read")
+	}
+	if err := reader.Close(); err != nil {
+		return err
+	}
+	return nil
+}
+
+type buffer struct {
+	*bytes.Buffer
+	closed bool
+}
+
+func (this *buffer) Close() error {
+	this.closed = true
+	return nil
+}
+
+func newBuffer() *buffer {
+	return &buffer{bytes.NewBuffer(nil), false}
+}
+
+func TestBigUint32Normal(t *testing.T) {
+	buf := newBuffer()
+	writer := io.NewUint32DelimitedWriter(buf, binary.BigEndian)
+	reader := io.NewUint32DelimitedReader(buf, binary.BigEndian, 1024*1024)
+	if err := iotest(writer, reader); err != nil {
+		t.Error(err)
+	}
+	if !buf.closed {
+		t.Fatalf("did not close buffer")
+	}
+}
+
+func TestBigUint32MaxSize(t *testing.T) {
+	buf := newBuffer()
+	writer := io.NewUint32DelimitedWriter(buf, binary.BigEndian)
+	reader := io.NewUint32DelimitedReader(buf, binary.BigEndian, 20)
+	if err := iotest(writer, reader); err != goio.ErrShortBuffer {
+		t.Error(err)
+	} else {
+		t.Logf("%s", err)
+	}
+}
+
+func TestLittleUint32Normal(t *testing.T) {
+	buf := newBuffer()
+	writer := io.NewUint32DelimitedWriter(buf, binary.LittleEndian)
+	reader := io.NewUint32DelimitedReader(buf, binary.LittleEndian, 1024*1024)
+	if err := iotest(writer, reader); err != nil {
+		t.Error(err)
+	}
+	if !buf.closed {
+		t.Fatalf("did not close buffer")
+	}
+}
+
+func TestLittleUint32MaxSize(t *testing.T) {
+	buf := newBuffer()
+	writer := io.NewUint32DelimitedWriter(buf, binary.LittleEndian)
+	reader := io.NewUint32DelimitedReader(buf, binary.LittleEndian, 20)
+	if err := iotest(writer, reader); err != goio.ErrShortBuffer {
+		t.Error(err)
+	} else {
+		t.Logf("%s", err)
+	}
+}
+
+func TestVarintNormal(t *testing.T) {
+	buf := newBuffer()
+	writer := io.NewDelimitedWriter(buf)
+	reader := io.NewDelimitedReader(buf, 1024*1024)
+	if err := iotest(writer, reader); err != nil {
+		t.Error(err)
+	}
+	if !buf.closed {
+		t.Fatalf("did not close buffer")
+	}
+}
+
+func TestVarintNoClose(t *testing.T) {
+	buf := bytes.NewBuffer(nil)
+	writer := io.NewDelimitedWriter(buf)
+	reader := io.NewDelimitedReader(buf, 1024*1024)
+	if err := iotest(writer, reader); err != nil {
+		t.Error(err)
+	}
+}
+
+//issue 32
+func TestVarintMaxSize(t *testing.T) {
+	buf := newBuffer()
+	writer := io.NewDelimitedWriter(buf)
+	reader := io.NewDelimitedReader(buf, 20)
+	if err := iotest(writer, reader); err != goio.ErrShortBuffer {
+		t.Error(err)
+	} else {
+		t.Logf("%s", err)
+	}
+}
+
+func TestVarintError(t *testing.T) {
+	buf := newBuffer()
+	buf.Write([]byte{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f})
+	reader := io.NewDelimitedReader(buf, 1024*1024)
+	msg := &test.NinOptNative{}
+	err := reader.ReadMsg(msg)
+	if err == nil {
+		t.Fatalf("Expected error")
+	}
+}
+
+func TestFull(t *testing.T) {
+	buf := newBuffer()
+	writer := io.NewFullWriter(buf)
+	reader := io.NewFullReader(buf, 1024*1024)
+	r := rand.New(rand.NewSource(time.Now().UnixNano()))
+	msgIn := test.NewPopulatedNinOptNative(r, true)
+	if err := writer.WriteMsg(msgIn); err != nil {
+		panic(err)
+	}
+	if err := writer.Close(); err != nil {
+		panic(err)
+	}
+	msgOut := &test.NinOptNative{}
+	if err := reader.ReadMsg(msgOut); err != nil {
+		panic(err)
+	}
+	if err := msgIn.VerboseEqual(msgOut); err != nil {
+		panic(err)
+	}
+	if err := reader.ReadMsg(msgOut); err != nil {
+		if err != goio.EOF {
+			panic(err)
+		}
+	}
+	if err := reader.Close(); err != nil {
+		panic(err)
+	}
+	if !buf.closed {
+		t.Fatalf("did not close buffer")
+	}
+}