Move Partition Allocator into Chromium base.

base/sys_byteorder_unittest.cc

 // Copyright (c) 2016 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 "base/sys_byteorder.h"
 
 #include <stdint.h>
 
+#include "build/build_config.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 const uint16_t k16BitTestData = 0xaabb;
 const uint16_t k16BitSwappedTestData = 0xbbaa;
 const uint32_t k32BitTestData = 0xaabbccdd;
 const uint32_t k32BitSwappedTestData = 0xddccbbaa;
 const uint64_t k64BitTestData = 0xaabbccdd44332211;
 const uint64_t k64BitSwappedTestData = 0x11223344ddccbbaa;
@@ skipping 14 matching lines @@
   EXPECT_EQ(k32BitTestData, reswapped);
 }
 
 TEST(ByteOrderTest, ByteSwap64) {
   uint64_t swapped = base::ByteSwap(k64BitTestData);
   EXPECT_EQ(k64BitSwappedTestData, swapped);
   uint64_t reswapped = base::ByteSwap(swapped);
   EXPECT_EQ(k64BitTestData, reswapped);
 }
 
+TEST(ByteOrderTest, ByteSwapUintPtrT) {
+#if defined(ARCH_CPU_64_BITS)
+  const uintptr_t test_data = static_cast<uintptr_t>(k64BitTestData);
+  const uintptr_t swapped_test_data =
+      static_cast<uintptr_t>(k64BitSwappedTestData);
+#elif defined(ARCH_CPU_32_BITS)
+  const uintptr_t test_data = static_cast<uintptr_t>(k32BitTestData);
+  const uintptr_t swapped_test_data =
+      static_cast<uintptr_t>(k32BitSwappedTestData);
+#else
+#error architecture not supported
+#endif
+
+  uintptr_t swapped = base::ByteSwapUintPtrT(test_data);
+  EXPECT_EQ(swapped_test_data, swapped);
+  uintptr_t reswapped = base::ByteSwapUintPtrT(swapped);
+  EXPECT_EQ(test_data, reswapped);
+}
+
 TEST(ByteOrderTest, ByteSwapToLE16) {
   uint16_t le = base::ByteSwapToLE16(k16BitTestData);
 #if defined(ARCH_CPU_LITTLE_ENDIAN)
   EXPECT_EQ(k16BitTestData, le);
 #else
   EXPECT_EQ(k16BitSwappedTestData, le);
 #endif
 }
 
 TEST(ByteOrderTest, ByteSwapToLE32) {
@@ skipping 60 matching lines @@
 }
 
 TEST(ByteOrderTest, HostToNet64) {
   uint64_t n = base::HostToNet64(k64BitTestData);
 #if defined(ARCH_CPU_LITTLE_ENDIAN)
   EXPECT_EQ(k64BitSwappedTestData, n);
 #else
   EXPECT_EQ(k64BitTestData, n);
 #endif
 }