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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "sync/api/attachments/attachment.h"
      6 
      7 #include <string>
      8 
      9 #include "testing/gtest/include/gtest/gtest.h"
     10 
     11 namespace syncer {
     12 
     13 namespace {
     14 
     15 }  // namespace
     16 
     17 class AttachmentIdTest : public testing::Test {};
     18 
     19 TEST_F(AttachmentIdTest, Create_IsUnique) {
     20   AttachmentId id1 = AttachmentId::Create();
     21   AttachmentId id2 = AttachmentId::Create();
     22   EXPECT_NE(id1, id2);
     23 }
     24 
     25 TEST_F(AttachmentIdTest, OperatorEqual) {
     26   AttachmentId id1 = AttachmentId::Create();
     27   AttachmentId id2(id1);
     28   EXPECT_EQ(id1, id2);
     29 }
     30 
     31 TEST_F(AttachmentIdTest, OperatorLess) {
     32   AttachmentId id1 = AttachmentId::Create();
     33   EXPECT_FALSE(id1 < id1);
     34 
     35   AttachmentId id2 = AttachmentId::Create();
     36   EXPECT_FALSE(id1 < id1);
     37 
     38   EXPECT_NE(id1, id2);
     39   if (id1 < id2) {
     40     EXPECT_FALSE(id2 < id1);
     41   } else {
     42     EXPECT_TRUE(id2 < id1);
     43   }
     44 }
     45 
     46 }  // namespace syncer
     47