Define print format macros for NSInteger & NSUInteger

base/mac/foundation_util_unittest.mm

 // 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 "base/mac/foundation_util.h"
 
 #include "base/basictypes.h"
 #include "base/files/file_path.h"
+#include "base/format_macros.h"
 #include "base/mac/scoped_cftyperef.h"
 #include "base/mac/scoped_nsautorelease_pool.h"
+#include "base/strings/stringprintf.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #import "testing/gtest_mac.h"
 
 namespace base {
 namespace mac {
 
 TEST(FoundationUtilTest, CFCast) {
   // Build out the CF types to be tested as empty containers.
   ScopedCFTypeRef<CFTypeRef> test_array(
       CFArrayCreate(NULL, NULL, 0, &kCFTypeArrayCallBacks));
@@ skipping 286 matching lines @@
   EXPECT_NSEQ(nil, FilePathToNSString(FilePath()));
   EXPECT_NSEQ(@"/a/b", FilePathToNSString(FilePath("/a/b")));
 }
 
 TEST(FoundationUtilTest, NSStringToFilePath) {
   EXPECT_EQ(FilePath(), NSStringToFilePath(nil));
   EXPECT_EQ(FilePath(), NSStringToFilePath(@""));
   EXPECT_EQ(FilePath("/a/b"), NSStringToFilePath(@"/a/b"));
 }
 
+TEST(StringNumberConversionsTest, FormatNSInteger) {
+  const NSInteger kNSInteger = 12345678;
+  const NSUInteger kNSUInteger = 12345678u;
+  EXPECT_EQ("12345678", StringPrintf("%" PRIdNS, kNSInteger));

[Mark Mentovai, 2014/03/06 14:44:57]

Test that PRIdNS formats negative signed numbers properly, and PRIuNS formats
high-bit-set unsigned numbers properly.

[sdefresne, 2014/03/06 16:27:05]

Done.

+  EXPECT_EQ("12345678", StringPrintf("%" PRIuNS, kNSUInteger));
+  EXPECT_EQ("bc614e", StringPrintf("%" PRIxNS, kNSInteger));
+}

[Mark Mentovai, 2014/03/06 14:44:57]

#ifdef __LP64__, do a couple of tests with things that would only fit in a
32-bit quantity.

[sdefresne, 2014/03/06 16:27:05]

Done.

+
 }  // namespace mac
 }  // namespace base