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
9namespace {
10
11TEST(VersionTest, DefaultConstructor) {
12  Version v;
13  EXPECT_FALSE(v.IsValid());
14}
15
16TEST(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
30TEST(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
64TEST(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
91TEST(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
118TEST(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
142