1    :  // Copyright 2011 Google Inc.
   2    :  //
   3    :  // Licensed under the Apache License, Version 2.0 (the "License");
   4    :  // you may not use this file except in compliance with the License.
   5    :  // You may obtain a copy of the License at
   6    :  //
   7    :  //     http://www.apache.org/licenses/LICENSE-2.0
   8    :  //
   9    :  // Unless required by applicable law or agreed to in writing, software
  10    :  // distributed under the License is distributed on an "AS IS" BASIS,
  11    :  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12    :  // See the License for the specific language governing permissions and
  13    :  // limitations under the License.
  14    :  
  15    :  #include "syzygy/common/syzygy_version.h"
  16    :  #include "syzygy/core/serialization.h"
  17    :  #include "syzygy/core/unittest_util.h"
  18    :  #include "gtest/gtest.h"
  19    :  
  20    :  namespace common {
  21    :  
  22  E :  TEST(SyzygyVersionTest, Equality) {
  23    :    SyzygyVersion version1(SYZYGY_MAJOR, SYZYGY_MINOR, SYZYGY_BUILD,
  24  E :                           SYZYGY_PATCH, SYZYGY_LASTCHANGE);
  25  E :    SyzygyVersion version2;
  26    :  
  27  E :    EXPECT_TRUE(version1 == kSyzygyVersion);
  28  E :    EXPECT_FALSE(version2 == kSyzygyVersion);
  29  E :  }
  30    :  
  31  E :  TEST(SyzygyVersionTest, Compatibility) {
  32    :    // For now, this is the same unit test as Equality. However, we may eventually
  33    :    // change our notion of compatibility.
  34    :    SyzygyVersion version1(SYZYGY_MAJOR, SYZYGY_MINOR, SYZYGY_BUILD,
  35  E :                           SYZYGY_PATCH, SYZYGY_LASTCHANGE);
  36  E :    SyzygyVersion version2;
  37    :  
  38  E :    EXPECT_TRUE(version1.IsCompatible(kSyzygyVersion));
  39  E :    EXPECT_FALSE(version2.IsCompatible(kSyzygyVersion));
  40  E :  }
  41    :  
  42  E :  TEST(SyzygyVersionTest, CompareOctets) {
  43  E :    SyzygyVersion v0001(0, 0, 0, 1, "a");
  44  E :    SyzygyVersion v0010(0, 0, 1, 0, "b");
  45  E :    SyzygyVersion v0100(0, 1, 0, 0, "c");
  46  E :    SyzygyVersion v1000(1, 0, 0, 0, "d");
  47    :  
  48  E :    EXPECT_EQ(0, v0001.CompareOctet(v0001));
  49  E :    EXPECT_GT(0, v0001.CompareOctet(v0010));
  50  E :    EXPECT_GT(0, v0001.CompareOctet(v0100));
  51  E :    EXPECT_GT(0, v0001.CompareOctet(v1000));
  52    :  
  53  E :    EXPECT_LT(0, v0010.CompareOctet(v0001));
  54  E :    EXPECT_EQ(0, v0010.CompareOctet(v0010));
  55  E :    EXPECT_GT(0, v0010.CompareOctet(v0100));
  56  E :    EXPECT_GT(0, v0010.CompareOctet(v1000));
  57    :  
  58  E :    EXPECT_LT(0, v0100.CompareOctet(v0001));
  59  E :    EXPECT_LT(0, v0100.CompareOctet(v0010));
  60  E :    EXPECT_EQ(0, v0100.CompareOctet(v0100));
  61  E :    EXPECT_GT(0, v0100.CompareOctet(v1000));
  62    :  
  63  E :    EXPECT_LT(0, v1000.CompareOctet(v0001));
  64  E :    EXPECT_LT(0, v1000.CompareOctet(v0010));
  65  E :    EXPECT_LT(0, v1000.CompareOctet(v0100));
  66  E :    EXPECT_EQ(0, v1000.CompareOctet(v1000));
  67    :  
  68    :    // Two versions with the same octet but a different last-change string
  69    :    // should compare equal.
  70  E :    SyzygyVersion v1000_2(1, 0, 0, 0, "e");
  71  E :    EXPECT_EQ(0, v1000.CompareOctet(v1000_2));
  72  E :  }
  73    :  
  74  E :  TEST(SyzygyVersionTest, Serialization) {
  75  E :    EXPECT_TRUE(testing::TestSerialization(kSyzygyVersion));
  76  E :  }
  77    :  
  78  E :  TEST(SyzygyVersionTest, Mutators) {
  79  E :    SyzygyVersion version;
  80  E :    EXPECT_EQ(0, version.major());
  81  E :    EXPECT_EQ(0, version.minor());
  82  E :    EXPECT_EQ(0, version.build());
  83  E :    EXPECT_EQ(0, version.patch());
  84  E :    EXPECT_TRUE(version.last_change() == "");
  85    :  
  86  E :    version.set_major(1);
  87  E :    version.set_minor(2);
  88  E :    version.set_build(3);
  89  E :    version.set_patch(4);
  90  E :    version.set_last_change("5");
  91    :  
  92  E :    EXPECT_EQ(1, version.major());
  93  E :    EXPECT_EQ(2, version.minor());
  94  E :    EXPECT_EQ(3, version.build());
  95  E :    EXPECT_EQ(4, version.patch());
  96  E :    EXPECT_TRUE(version.last_change() == "5");
  97  E :  }
  98    :  
  99  E :  TEST(SyzygyVersionTest, VersionString) {
 100  E :    EXPECT_TRUE(kSyzygyVersion.GetVersionString() == SYZYGY_VERSION_STRING);
 101    :  
 102    :    // An empty last-change string should not be appended.
 103  E :    SyzygyVersion version(0, 0, 0, 0, "");
 104  E :    EXPECT_TRUE(version.GetVersionString() == "0.0.0.0");
 105  E :  }
 106    :  
 107    :  }  // namespace common