SPDY - integration of spdy/3 code.

net/spdy/spdy_frame_reader_test.cc

Index: net/spdy/spdy_frame_reader_test.cc
===================================================================
--- net/spdy/spdy_frame_reader_test.cc	(revision 0)
+++ net/spdy/spdy_frame_reader_test.cc	(working copy)
@@ -0,0 +1,249 @@
+// 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 spdy {
+
+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(1u, 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(static_cast<uint32>(1<<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
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