base/version_unittest.cc

   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 "base/version.h"
   6
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 namespace {
  10
  11 TEST(VersionTest, DefaultConstructor) {
  12   Version v;
  13   EXPECT_FALSE(v.IsValid());
  14 }
  15
  16 TEST(VersionTest, ValueSemantics) {
  17   Version v1("1.2.3.4");
  18   EXPECT_TRUE(v1.IsValid());
  19   Version v3;
  20   EXPECT_FALSE(v3.IsValid());
  21   {
  22     Version v2(v1);
  23     v3 = v2;
  24     EXPECT_TRUE(v2.IsValid());
  25     EXPECT_TRUE(v1.Equals(v2));
  26   }
  27   EXPECT_TRUE(v3.Equals(v1));
  28 }
  29
  30 TEST(VersionTest, GetVersionFromString) {
  31   static const struct version_string {
  32     const char* input;
  33     size_t parts;
  34     bool success;
  35   } cases[] = {
  36     {"", 0, false},
  37     {" ", 0, false},
  38     {"\t", 0, false},
  39     {"\n", 0, false},
  40     {"  ", 0, false},
  41     {".", 0, false},
  42     {" . ", 0, false},
  43     {"0", 1, true},
  44     {"0.0", 2, true},
  45     {"65537.0", 0, false},
  46     {"-1.0", 0, false},
  47     {"1.-1.0", 0, false},
  48     {"+1.0", 0, false},
  49     {"1.+1.0", 0, false},
  50     {"1.0a", 0, false},
  51     {"1.2.3.4.5.6.7.8.9.0", 10, true},
  52     {"02.1", 0, false},
  53     {"f.1", 0, false},
  54   };
  55
  56   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) {
  57     Version version(cases[i].input);
  58     EXPECT_EQ(cases[i].success, version.IsValid());
  59     if (cases[i].success)
  60       EXPECT_EQ(cases[i].parts, version.components().size());
  61   }
  62 }
  63
  64 TEST(VersionTest, Compare) {
  65   static const struct version_compare {
  66     const char* lhs;
  67     const char* rhs;
  68     int expected;
  69   } cases[] = {
  70     {"1.0", "1.0", 0},
  71     {"1.0", "0.0", 1},
  72     {"1.0", "2.0", -1},
  73     {"1.0", "1.1", -1},
  74     {"1.1", "1.0", 1},
  75     {"1.0", "1.0.1", -1},
  76     {"1.1", "1.0.1", 1},
  77     {"1.1", "1.0.1", 1},
  78     {"1.0.0", "1.0", 0},
  79     {"1.0.3", "1.0.20", -1},
  80   };
  81   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) {
  82     Version lhs(cases[i].lhs);
  83     Version rhs(cases[i].rhs);
  84     EXPECT_EQ(lhs.CompareTo(rhs), cases[i].expected) <<
  85         cases[i].lhs << " ? " << cases[i].rhs;
  86
  87     EXPECT_EQ(lhs.IsOlderThan(cases[i].rhs), (cases[i].expected == -1));
  88   }
  89 }
  90
  91 TEST(VersionTest, CompareToWildcardString) {
  92   static const struct version_compare {
  93     const char* lhs;
  94     const char* rhs;
  95     int expected;
  96   } cases[] = {
  97     {"1.0", "1.*", 0},
  98     {"1.0", "0.*", 1},
  99     {"1.0", "2.*", -1},
 100     {"1.2.3", "1.2.3.*", 0},
 101     {"10.0", "1.0.*", 1},
 102     {"1.0", "3.0.*", -1},
 103     {"1.4", "1.3.0.*", 1},
 104     {"1.3.9", "1.3.*", 0},
 105     {"1.4.1", "1.3.*", 1},
 106     {"1.3", "1.4.5.*", -1},
 107     {"1.5", "1.4.5.*", 1},
 108     {"1.3.9", "1.3.*", 0},
 109     {"1.2.0.0.0.0", "1.2.*", 0},
 110   };
 111   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) {
 112     const Version version(cases[i].lhs);
 113     const int result = version.CompareToWildcardString(cases[i].rhs);
 114     EXPECT_EQ(result, cases[i].expected) << cases[i].lhs << "?" << cases[i].rhs;
 115   }
 116 }
 117
 118 TEST(VersionTest, IsValidWildcardString) {
 119   static const struct version_compare {
 120     const char* version;
 121     bool expected;
 122   } cases[] = {
 123     {"1.0", true},
 124     {"", false},
 125     {"1.2.3.4.5.6", true},
 126     {"1.2.3.*", true},
 127     {"1.2.3.5*", false},
 128     {"1.2.3.56*", false},
 129     {"1.*.3", false},
 130     {"20.*", true},
 131     {"+2.*", false},
 132     {"*", false},
 133     {"*.2", false},
 134   };
 135   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) {
 136     EXPECT_EQ(Version::IsValidWildcardString(cases[i].version),
 137         cases[i].expected) << cases[i].version << "?" << cases[i].expected;
 138   }
 139 }
 140
 141 }  // namespace