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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <algorithm>
#include <iostream>
#include "base/memory/scoped_ptr.h"
#include "base/sys_byteorder.h"
#include "net/spdy/spdy_frame_reader.h"
#include "testing/platform_test.h"
namespace net {
TEST(SpdyFrameReaderTest, ReadUInt16) {
// Frame data in network byte order.
const uint16 kFrameData[] = {
htons(1), htons(1<<15),
};
SpdyFrameReader frame_reader(reinterpret_cast<const char *>(kFrameData),
arraysize(kFrameData) * sizeof(uint16));
EXPECT_FALSE(frame_reader.IsDoneReading());
uint16 uint16_val;
EXPECT_TRUE(frame_reader.ReadUInt16(&uint16_val));
EXPECT_FALSE(frame_reader.IsDoneReading());
EXPECT_EQ(1, uint16_val);
EXPECT_TRUE(frame_reader.ReadUInt16(&uint16_val));
EXPECT_TRUE(frame_reader.IsDoneReading());
EXPECT_EQ(1<<15, uint16_val);
}
TEST(SpdyFrameReaderTest, ReadUInt32) {
// Frame data in network byte order.
const uint32 kFrameData[] = {
htonl(1), htonl(1<<31),
};
SpdyFrameReader frame_reader(reinterpret_cast<const char *>(kFrameData),
arraysize(kFrameData) * sizeof(uint32));
EXPECT_FALSE(frame_reader.IsDoneReading());
uint32 uint32_val;
EXPECT_TRUE(frame_reader.ReadUInt32(&uint32_val));
EXPECT_FALSE(frame_reader.IsDoneReading());
EXPECT_EQ(1u, uint32_val);
EXPECT_TRUE(frame_reader.ReadUInt32(&uint32_val));
EXPECT_TRUE(frame_reader.IsDoneReading());
EXPECT_EQ(1u<<31, uint32_val);
}
TEST(SpdyFrameReaderTest, ReadStringPiece16) {
// Frame data in network byte order.
const char kFrameData[] = {
0x00, 0x02, // uint16(2)
0x48, 0x69, // "Hi"
0x00, 0x10, // uint16(16)
0x54, 0x65, 0x73, 0x74,
0x69, 0x6e, 0x67, 0x2c,
0x20, 0x31, 0x2c, 0x20,
0x32, 0x2c, 0x20, 0x33, // "Testing, 1, 2, 3"
};
SpdyFrameReader frame_reader(kFrameData, arraysize(kFrameData));
EXPECT_FALSE(frame_reader.IsDoneReading());
base::StringPiece stringpiece_val;
EXPECT_TRUE(frame_reader.ReadStringPiece16(&stringpiece_val));
EXPECT_FALSE(frame_reader.IsDoneReading());
EXPECT_EQ(0, stringpiece_val.compare("Hi"));
EXPECT_TRUE(frame_reader.ReadStringPiece16(&stringpiece_val));
EXPECT_TRUE(frame_reader.IsDoneReading());
EXPECT_EQ(0, stringpiece_val.compare("Testing, 1, 2, 3"));
}
TEST(SpdyFrameReaderTest, ReadStringPiece32) {
// Frame data in network byte order.
const char kFrameData[] = {
0x00, 0x00, 0x00, 0x03, // uint32(3)
0x66, 0x6f, 0x6f, // "foo"
0x00, 0x00, 0x00, 0x10, // uint32(16)
0x54, 0x65, 0x73, 0x74,
0x69, 0x6e, 0x67, 0x2c,
0x20, 0x34, 0x2c, 0x20,
0x35, 0x2c, 0x20, 0x36, // "Testing, 4, 5, 6"
};
SpdyFrameReader frame_reader(kFrameData, arraysize(kFrameData));
EXPECT_FALSE(frame_reader.IsDoneReading());
base::StringPiece stringpiece_val;
EXPECT_TRUE(frame_reader.ReadStringPiece32(&stringpiece_val));
EXPECT_FALSE(frame_reader.IsDoneReading());
EXPECT_EQ(0, stringpiece_val.compare("foo"));
EXPECT_TRUE(frame_reader.ReadStringPiece32(&stringpiece_val));
EXPECT_TRUE(frame_reader.IsDoneReading());
EXPECT_EQ(0, stringpiece_val.compare("Testing, 4, 5, 6"));
}
TEST(SpdyFrameReaderTest, ReadUInt16WithBufferTooSmall) {
// Frame data in network byte order.
const char kFrameData[] = {
0x00, // part of a uint16
};
SpdyFrameReader frame_reader(kFrameData, arraysize(kFrameData));
EXPECT_FALSE(frame_reader.IsDoneReading());
uint16 uint16_val;
EXPECT_FALSE(frame_reader.ReadUInt16(&uint16_val));
}
TEST(SpdyFrameReaderTest, ReadUInt32WithBufferTooSmall) {
// Frame data in network byte order.
const char kFrameData[] = {
0x00, 0x00, 0x00, // part of a uint32
};
SpdyFrameReader frame_reader(kFrameData, arraysize(kFrameData));
EXPECT_FALSE(frame_reader.IsDoneReading());
uint32 uint32_val;
EXPECT_FALSE(frame_reader.ReadUInt32(&uint32_val));
// Also make sure that trying to read a uint16, which technically could work,
// fails immediately due to previously encountered failed read.
uint16 uint16_val;
EXPECT_FALSE(frame_reader.ReadUInt16(&uint16_val));
}
// Tests ReadStringPiece16() with a buffer too small to fit the entire string.
TEST(SpdyFrameReaderTest, ReadStringPiece16WithBufferTooSmall) {
// Frame data in network byte order.
const char kFrameData[] = {
0x00, 0x03, // uint16(3)
0x48, 0x69, // "Hi"
};
SpdyFrameReader frame_reader(kFrameData, arraysize(kFrameData));
EXPECT_FALSE(frame_reader.IsDoneReading());
base::StringPiece stringpiece_val;
EXPECT_FALSE(frame_reader.ReadStringPiece16(&stringpiece_val));
// Also make sure that trying to read a uint16, which technically could work,
// fails immediately due to previously encountered failed read.
uint16 uint16_val;
EXPECT_FALSE(frame_reader.ReadUInt16(&uint16_val));
}
// Tests ReadStringPiece16() with a buffer too small even to fit the length.
TEST(SpdyFrameReaderTest, ReadStringPiece16WithBufferWayTooSmall) {
// Frame data in network byte order.
const char kFrameData[] = {
0x00, // part of a uint16
};
SpdyFrameReader frame_reader(kFrameData, arraysize(kFrameData));
EXPECT_FALSE(frame_reader.IsDoneReading());
base::StringPiece stringpiece_val;
EXPECT_FALSE(frame_reader.ReadStringPiece16(&stringpiece_val));
// Also make sure that trying to read a uint16, which technically could work,
// fails immediately due to previously encountered failed read.
uint16 uint16_val;
EXPECT_FALSE(frame_reader.ReadUInt16(&uint16_val));
}
// Tests ReadStringPiece32() with a buffer too small to fit the entire string.
TEST(SpdyFrameReaderTest, ReadStringPiece32WithBufferTooSmall) {
// Frame data in network byte order.
const char kFrameData[] = {
0x00, 0x00, 0x00, 0x03, // uint32(3)
0x48, 0x69, // "Hi"
};
SpdyFrameReader frame_reader(kFrameData, arraysize(kFrameData));
EXPECT_FALSE(frame_reader.IsDoneReading());
base::StringPiece stringpiece_val;
EXPECT_FALSE(frame_reader.ReadStringPiece32(&stringpiece_val));
// Also make sure that trying to read a uint16, which technically could work,
// fails immediately due to previously encountered failed read.
uint16 uint16_val;
EXPECT_FALSE(frame_reader.ReadUInt16(&uint16_val));
}
// Tests ReadStringPiece32() with a buffer too small even to fit the length.
TEST(SpdyFrameReaderTest, ReadStringPiece32WithBufferWayTooSmall) {
// Frame data in network byte order.
const char kFrameData[] = {
0x00, 0x00, 0x00, // part of a uint32
};
SpdyFrameReader frame_reader(kFrameData, arraysize(kFrameData));
EXPECT_FALSE(frame_reader.IsDoneReading());
base::StringPiece stringpiece_val;
EXPECT_FALSE(frame_reader.ReadStringPiece32(&stringpiece_val));
// Also make sure that trying to read a uint16, which technically could work,
// fails immediately due to previously encountered failed read.
uint16 uint16_val;
EXPECT_FALSE(frame_reader.ReadUInt16(&uint16_val));
}
TEST(SpdyFrameReaderTest, ReadBytes) {
// Frame data in network byte order.
const char kFrameData[] = {
0x66, 0x6f, 0x6f, // "foo"
0x48, 0x69, // "Hi"
};
SpdyFrameReader frame_reader(kFrameData, arraysize(kFrameData));
EXPECT_FALSE(frame_reader.IsDoneReading());
char dest1[3] = {};
EXPECT_TRUE(frame_reader.ReadBytes(&dest1, arraysize(dest1)));
EXPECT_FALSE(frame_reader.IsDoneReading());
EXPECT_EQ("foo", base::StringPiece(dest1, arraysize(dest1)));
char dest2[2] = {};
EXPECT_TRUE(frame_reader.ReadBytes(&dest2, arraysize(dest2)));
EXPECT_TRUE(frame_reader.IsDoneReading());
EXPECT_EQ("Hi", base::StringPiece(dest2, arraysize(dest2)));
}
TEST(SpdyFrameReaderTest, ReadBytesWithBufferTooSmall) {
// Frame data in network byte order.
const char kFrameData[] = {
0x01,
};
SpdyFrameReader frame_reader(kFrameData, arraysize(kFrameData));
EXPECT_FALSE(frame_reader.IsDoneReading());
char dest[arraysize(kFrameData) + 2] = {};
EXPECT_FALSE(frame_reader.ReadBytes(&dest, arraysize(kFrameData) + 1));
EXPECT_STREQ("", dest);
}
} // namespace net
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