On macOS 10.10+, use NSURL methods in quarantine_mac.

content/browser/download/quarantine_mac_unittest.mm

+// Copyright 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 <sys/xattr.h>
+
+#import <Foundation/Foundation.h>
+
+#include "base/files/file_path.h"
+#include "base/files/file_util.h"
+#include "base/files/scoped_temp_dir.h"
+#include "base/logging.h"
+#include "base/mac/mac_util.h"
+#include "base/mac/scoped_nsobject.h"
+#include "base/strings/sys_string_conversions.h"
+#include "content/browser/download/quarantine.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/gtest_mac.h"
+#include "url/gurl.h"
+
+namespace content {
+namespace {
+
+class QuarantineMacTest : public testing::Test {
+ public:
+  QuarantineMacTest()
+      : source_url_("http://www.source.com"),
+        referrer_url_("http://www.referrer.com") {}
+
+ protected:
+  void SetUp() override {
+    if (base::mac::IsAtMostOS10_9())
+      return;
+    ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
+    ASSERT_TRUE(
+        base::CreateTemporaryFileInDir(temp_dir_.GetPath(), &test_file_));
+    file_url_.reset([[NSURL alloc]
+        initFileURLWithPath:base::SysUTF8ToNSString(test_file_.value())]);
+
+    base::scoped_nsobject<NSMutableDictionary> properties(
+        [[NSMutableDictionary alloc] init]);
+    [properties
+        setValue:@"com.google.Chrome"
+          forKey:static_cast<NSString*>(kLSQuarantineAgentBundleIdentifierKey)];
+    [properties setValue:@"Google Chrome.app"
+                  forKey:static_cast<NSString*>(kLSQuarantineAgentNameKey)];
+    [properties setValue:@(1) forKey:@"kLSQuarantineIsOwnedByCurrentUserKey"];
+// NSURLQuarantinePropertiesKey is only available on macOS 10.10+.
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wunguarded-availability"
+    bool success = [file_url_ setResourceValue:properties
+                                        forKey:NSURLQuarantinePropertiesKey
+                                         error:nullptr];
+#pragma clang diagnostic pop
+    ASSERT_TRUE(success);
+  }
+
+  void VerifyAttributesAreSetCorrectly() {
+    base::scoped_nsobject<NSURL> file_url([[NSURL alloc]
+        initFileURLWithPath:base::SysUTF8ToNSString(test_file_.value())]);
+    ASSERT_TRUE(file_url);
+
+    NSError* error = nil;
+    NSDictionary* properties = nil;
+// NSURLQuarantinePropertiesKey is only available on macOS 10.10+.
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wunguarded-availability"
+    BOOL success = [file_url getResourceValue:&properties
+                                       forKey:NSURLQuarantinePropertiesKey
+                                        error:&error];
+#pragma clang diagnostic pop
+    ASSERT_TRUE(success);
+    ASSERT_TRUE(properties);
+    ASSERT_NSEQ(
+        [[properties valueForKey:static_cast<NSString*>(
+                                     kLSQuarantineOriginURLKey)] description],
+        base::SysUTF8ToNSString(referrer_url_.spec()));
+    ASSERT_NSEQ([[properties
+                    valueForKey:static_cast<NSString*>(kLSQuarantineDataURLKey)]
+                    description],
+                base::SysUTF8ToNSString(source_url_.spec()));
+  }
+
+  base::ScopedTempDir temp_dir_;
+  base::FilePath test_file_;
+  GURL source_url_;
+  GURL referrer_url_;
+  base::scoped_nsobject<NSURL> file_url_;
+};
+
+TEST_F(QuarantineMacTest, CheckMetadataSetCorrectly) {
+  if (base::mac::IsAtMostOS10_9())
+    return;
+  QuarantineFile(test_file_, source_url_, referrer_url_, "");
+  VerifyAttributesAreSetCorrectly();
+}
+
+TEST_F(QuarantineMacTest, SetMetadataMultipleTimes) {
+  if (base::mac::IsAtMostOS10_9())
+    return;
+  GURL dummy_url("http://www.dummy.com");
+  QuarantineFile(test_file_, source_url_, referrer_url_, "");
+  QuarantineFile(test_file_, dummy_url, dummy_url, "");
+  VerifyAttributesAreSetCorrectly();
+}
+
+}  // namespace
+}  // namespace content