Index: net/base/bigendian_unittest.cc |
diff --git a/net/base/bigendian_unittest.cc b/net/base/bigendian_unittest.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..97065c95bc7d05d766546a93f0304e1d131b6578 |
--- /dev/null |
+++ b/net/base/bigendian_unittest.cc |
@@ -0,0 +1,98 @@ |
+// Copyright (c) 2009 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 "net/base/bigendian.h" |
+#include "testing/gtest/include/gtest/gtest.h" |
+ |
+namespace net { |
+ |
+TEST(BigEndianReaderTest, ReadsValues) { |
+ char data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0xa, 0xb, 0xc }; |
+ char buf[2]; |
+ uint8 u8; |
+ uint16 u16; |
+ uint32 u32; |
+ base::StringPiece piece; |
+ BigEndianReader r(data, sizeof(data)); |
+ |
+ EXPECT_TRUE(r.Skip(2)); |
+ EXPECT_EQ(data + 2, r.ptr()); |
+ EXPECT_EQ(r.remaining(), static_cast<int>(sizeof(data)) - 2); |
+ EXPECT_TRUE(r.Copy(buf, sizeof(buf))); |
mmenke
2011/12/02 00:53:55
I suggest adding linebreaks before each function t
szym
2011/12/05 23:06:28
Done.
|
+ EXPECT_EQ(0x2, buf[0]); |
+ EXPECT_EQ(0x3, buf[1]); |
+ EXPECT_TRUE(r.U8(&u8)); |
+ EXPECT_EQ(0x4, u8); |
+ EXPECT_TRUE(r.U16(&u16)); |
+ EXPECT_EQ(0x0506, u16); |
+ EXPECT_TRUE(r.U32(&u32)); |
+ EXPECT_EQ(0x0708090au, u32); |
mmenke
2011/12/02 00:53:55
nit: I suggest you capitalize all your hexadecima
szym
2011/12/05 23:06:28
Done.
|
+ base::StringPiece expected(r.ptr(), 2); |
+ EXPECT_TRUE(r.Piece(&piece, 2)); |
+ EXPECT_EQ(2, static_cast<int>(piece.size())); |
+ EXPECT_EQ(expected.data(), piece.data()); |
+} |
+ |
+TEST(BigEndianReaderTest, RespectsLength) { |
+ char data[4]; |
+ char buf[2]; |
+ uint8 u8; |
+ uint16 u16; |
+ uint32 u32; |
+ base::StringPiece piece; |
+ BigEndianReader r(data, sizeof(data)); |
+ // 4 left |
+ EXPECT_FALSE(r.Skip(6)); |
+ EXPECT_TRUE(r.Skip(1)); |
+ // 3 left |
+ EXPECT_FALSE(r.U32(&u32)); |
+ EXPECT_FALSE(r.Piece(&piece, 4)); |
+ EXPECT_TRUE(r.Skip(2)); |
+ // 1 left |
+ EXPECT_FALSE(r.U16(&u16)); |
+ EXPECT_FALSE(r.Copy(buf, 2)); |
+ EXPECT_TRUE(r.Skip(1)); |
+ // 0 left |
+ EXPECT_FALSE(r.U8(&u8)); |
+ EXPECT_EQ(0, r.remaining()); |
+} |
+ |
+TEST(BigEndianWriterTest, WritesValues) { |
+ char expected[] = { 0, 0, 2, 3, 4, 5, 6, 7, 8, 9, 0xa }; |
+ char data[sizeof(expected)]; |
+ char buf[] = { 0x2, 0x3 }; |
+ memset(data, 0, sizeof(data)); |
+ BigEndianWriter w(data, sizeof(data)); |
+ EXPECT_TRUE(w.Skip(2)); |
+ EXPECT_TRUE(w.Copy(buf, sizeof(buf))); |
+ EXPECT_TRUE(w.U8(0x4)); |
+ EXPECT_TRUE(w.U16(0x0506)); |
+ EXPECT_TRUE(w.U32(0x0708090a)); |
+ EXPECT_EQ(0, memcmp(expected, data, sizeof(expected))); |
+} |
+ |
+TEST(BigEndianWriterTest, RespectsLength) { |
+ char data[4]; |
+ char buf[2]; |
+ uint8 u8 = 0; |
+ uint16 u16 = 0; |
+ uint32 u32 = 0; |
+ BigEndianWriter w(data, sizeof(data)); |
+ // 4 left |
+ EXPECT_FALSE(w.Skip(6)); |
+ EXPECT_TRUE(w.Skip(1)); |
+ // 3 left |
+ EXPECT_FALSE(w.U32(u32)); |
+ EXPECT_TRUE(w.Skip(2)); |
+ // 1 left |
+ EXPECT_FALSE(w.U16(u16)); |
+ EXPECT_FALSE(w.Copy(buf, 2)); |
+ EXPECT_TRUE(w.Skip(1)); |
+ // 0 left |
+ EXPECT_FALSE(w.U8(u8)); |
+ EXPECT_EQ(0, w.remaining()); |
+} |
+ |
+} // namespace net |
+ |