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      1 // Copyright (c) 2012 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/internal_api/public/base/invalidation_test_util.h"
      6 
      7 #include "base/basictypes.h"
      8 #include "base/json/json_writer.h"
      9 #include "base/json/string_escape.h"
     10 #include "base/values.h"
     11 #include "sync/internal_api/public/base/invalidation.h"
     12 
     13 namespace syncer {
     14 
     15 using ::testing::MakeMatcher;
     16 using ::testing::MatchResultListener;
     17 using ::testing::Matcher;
     18 using ::testing::MatcherInterface;
     19 using ::testing::PrintToString;
     20 
     21 namespace {
     22 
     23 class AckHandleEqMatcher
     24     : public MatcherInterface<const AckHandle&> {
     25  public:
     26   explicit AckHandleEqMatcher(const AckHandle& expected);
     27 
     28   virtual bool MatchAndExplain(const AckHandle& actual,
     29                                MatchResultListener* listener) const;
     30   virtual void DescribeTo(::std::ostream* os) const;
     31   virtual void DescribeNegationTo(::std::ostream* os) const;
     32 
     33  private:
     34   const AckHandle expected_;
     35 
     36   DISALLOW_COPY_AND_ASSIGN(AckHandleEqMatcher);
     37 };
     38 
     39 AckHandleEqMatcher::AckHandleEqMatcher(const AckHandle& expected)
     40     : expected_(expected) {
     41 }
     42 
     43 bool AckHandleEqMatcher::MatchAndExplain(const AckHandle& actual,
     44                                          MatchResultListener* listener) const {
     45   return expected_.Equals(actual);
     46 }
     47 
     48 void AckHandleEqMatcher::DescribeTo(::std::ostream* os) const {
     49   *os << " is equal to " << PrintToString(expected_);
     50 }
     51 
     52 void AckHandleEqMatcher::DescribeNegationTo(::std::ostream* os) const {
     53   *os << " isn't equal to " << PrintToString(expected_);
     54 }
     55 
     56 class InvalidationEqMatcher
     57     : public MatcherInterface<const Invalidation&> {
     58  public:
     59   explicit InvalidationEqMatcher(const Invalidation& expected);
     60 
     61   virtual bool MatchAndExplain(const Invalidation& actual,
     62                                MatchResultListener* listener) const;
     63   virtual void DescribeTo(::std::ostream* os) const;
     64   virtual void DescribeNegationTo(::std::ostream* os) const;
     65 
     66  private:
     67   const Invalidation expected_;
     68 
     69   DISALLOW_COPY_AND_ASSIGN(InvalidationEqMatcher);
     70 };
     71 
     72 InvalidationEqMatcher::InvalidationEqMatcher(
     73     const Invalidation& expected) : expected_(expected) {
     74 }
     75 
     76 bool InvalidationEqMatcher::MatchAndExplain(
     77     const Invalidation& actual, MatchResultListener* listener) const {
     78   if (!(expected_.object_id() == actual.object_id())) {
     79     return false;
     80   }
     81   if (expected_.is_unknown_version() && actual.is_unknown_version()) {
     82     return true;
     83   } else if (expected_.is_unknown_version() != actual.is_unknown_version()) {
     84     return false;
     85   } else {
     86     // Neither is unknown version.
     87     return expected_.payload() == actual.payload()
     88         && expected_.version() == actual.version();
     89   }
     90 }
     91 
     92 void InvalidationEqMatcher::DescribeTo(::std::ostream* os) const {
     93   *os << " is equal to " << PrintToString(expected_);
     94 }
     95 
     96 void InvalidationEqMatcher::DescribeNegationTo(::std::ostream* os) const {
     97   *os << " isn't equal to " << PrintToString(expected_);
     98 }
     99 
    100 }  // namespace
    101 
    102 void PrintTo(const AckHandle& ack_handle, ::std::ostream* os ) {
    103   scoped_ptr<base::Value> value(ack_handle.ToValue());
    104   std::string printable_ack_handle;
    105   base::JSONWriter::Write(value.get(), &printable_ack_handle);
    106   *os << "{ ack_handle: " << printable_ack_handle << " }";
    107 }
    108 
    109 Matcher<const AckHandle&> Eq(const AckHandle& expected) {
    110   return MakeMatcher(new AckHandleEqMatcher(expected));
    111 }
    112 
    113 void PrintTo(const Invalidation& inv, ::std::ostream* os) {
    114   *os << "{ payload: " << inv.ToString() << " }";
    115 }
    116 
    117 Matcher<const Invalidation&> Eq(const Invalidation& expected) {
    118   return MakeMatcher(new InvalidationEqMatcher(expected));
    119 }
    120 
    121 }  // namespace syncer
    122