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 <stddef.h>
8 #include <stdint.h>
9 #include <utility>
10 
11 #include "base/macros.h"
12 #include "testing/gtest/include/gtest/gtest.h"
13 
14 namespace {
15 
TEST(VersionTest,DefaultConstructor)16 TEST(VersionTest, DefaultConstructor) {
17   base::Version v;
18   EXPECT_FALSE(v.IsValid());
19 }
20 
TEST(VersionTest,ValueSemantics)21 TEST(VersionTest, ValueSemantics) {
22   base::Version v1("1.2.3.4");
23   EXPECT_TRUE(v1.IsValid());
24   base::Version v3;
25   EXPECT_FALSE(v3.IsValid());
26   {
27     base::Version v2(v1);
28     v3 = v2;
29     EXPECT_TRUE(v2.IsValid());
30     EXPECT_EQ(v1, v2);
31   }
32   EXPECT_EQ(v3, v1);
33 }
34 
TEST(VersionTest,MoveSemantics)35 TEST(VersionTest, MoveSemantics) {
36   const std::vector<uint32_t> components = {1, 2, 3, 4};
37   base::Version v1(std::move(components));
38   EXPECT_TRUE(v1.IsValid());
39   base::Version v2("1.2.3.4");
40   EXPECT_EQ(v1, v2);
41 }
42 
TEST(VersionTest,GetVersionFromString)43 TEST(VersionTest, GetVersionFromString) {
44   static const struct version_string {
45     const char* input;
46     size_t parts;
47     uint32_t firstpart;
48     bool success;
49   } cases[] = {
50     {"", 0, 0, false},
51     {" ", 0, 0, false},
52     {"\t", 0, 0, false},
53     {"\n", 0, 0, false},
54     {"  ", 0, 0, false},
55     {".", 0, 0, false},
56     {" . ", 0, 0, false},
57     {"0", 1, 0, true},
58     {"0.", 0, 0, false},
59     {"0.0", 2, 0, true},
60     {"4294967295.0", 2, 4294967295, true},
61     {"4294967296.0", 0, 0, false},
62     {"-1.0", 0, 0, false},
63     {"1.-1.0", 0, 0, false},
64     {"1,--1.0", 0, 0, false},
65     {"+1.0", 0, 0, false},
66     {"1.+1.0", 0, 0, false},
67     {"1+1.0", 0, 0, false},
68     {"++1.0", 0, 0, false},
69     {"1.0a", 0, 0, false},
70     {"1.2.3.4.5.6.7.8.9.0", 10, 1, true},
71     {"02.1", 0, 0, false},
72     {"0.01", 2, 0, true},
73     {"f.1", 0, 0, false},
74     {"15.007.20011", 3, 15, true},
75     {"15.5.28.130162", 4, 15, true},
76   };
77 
78   for (const auto& i : cases) {
79     base::Version version(i.input);
80     EXPECT_EQ(i.success, version.IsValid());
81     if (i.success) {
82       EXPECT_EQ(i.parts, version.components().size());
83       EXPECT_EQ(i.firstpart, version.components()[0]);
84     }
85   }
86 }
87 
TEST(VersionTest,Compare)88 TEST(VersionTest, Compare) {
89   static const struct version_compare {
90     const char* lhs;
91     const char* rhs;
92     int expected;
93   } cases[] = {
94       {"1.0", "1.0", 0},
95       {"1.0", "0.0", 1},
96       {"1.0", "2.0", -1},
97       {"1.0", "1.1", -1},
98       {"1.1", "1.0", 1},
99       {"1.0", "1.0.1", -1},
100       {"1.1", "1.0.1", 1},
101       {"1.1", "1.0.1", 1},
102       {"1.0.0", "1.0", 0},
103       {"1.0.3", "1.0.20", -1},
104       {"11.0.10", "15.007.20011", -1},
105       {"11.0.10", "15.5.28.130162", -1},
106       {"15.5.28.130162", "15.5.28.130162", 0},
107   };
108   for (const auto& i : cases) {
109     base::Version lhs(i.lhs);
110     base::Version rhs(i.rhs);
111     EXPECT_EQ(lhs.CompareTo(rhs), i.expected) << i.lhs << " ? " << i.rhs;
112     // CompareToWildcardString() should have same behavior as CompareTo() when
113     // no wildcards are present.
114     EXPECT_EQ(lhs.CompareToWildcardString(i.rhs), i.expected)
115         << i.lhs << " ? " << i.rhs;
116     EXPECT_EQ(rhs.CompareToWildcardString(i.lhs), -i.expected)
117         << i.lhs << " ? " << i.rhs;
118 
119     // Test comparison operators
120     switch (i.expected) {
121       case -1:
122         EXPECT_LT(lhs, rhs);
123         EXPECT_LE(lhs, rhs);
124         EXPECT_NE(lhs, rhs);
125         EXPECT_FALSE(lhs == rhs);
126         EXPECT_FALSE(lhs >= rhs);
127         EXPECT_FALSE(lhs > rhs);
128         break;
129       case 0:
130         EXPECT_FALSE(lhs < rhs);
131         EXPECT_LE(lhs, rhs);
132         EXPECT_FALSE(lhs != rhs);
133         EXPECT_EQ(lhs, rhs);
134         EXPECT_GE(lhs, rhs);
135         EXPECT_FALSE(lhs > rhs);
136         break;
137       case 1:
138         EXPECT_FALSE(lhs < rhs);
139         EXPECT_FALSE(lhs <= rhs);
140         EXPECT_NE(lhs, rhs);
141         EXPECT_FALSE(lhs == rhs);
142         EXPECT_GE(lhs, rhs);
143         EXPECT_GT(lhs, rhs);
144         break;
145     }
146   }
147 }
148 
TEST(VersionTest,CompareToWildcardString)149 TEST(VersionTest, CompareToWildcardString) {
150   static const struct version_compare {
151     const char* lhs;
152     const char* rhs;
153     int expected;
154   } cases[] = {
155     {"1.0", "1.*", 0},
156     {"1.0", "0.*", 1},
157     {"1.0", "2.*", -1},
158     {"1.2.3", "1.2.3.*", 0},
159     {"10.0", "1.0.*", 1},
160     {"1.0", "3.0.*", -1},
161     {"1.4", "1.3.0.*", 1},
162     {"1.3.9", "1.3.*", 0},
163     {"1.4.1", "1.3.*", 1},
164     {"1.3", "1.4.5.*", -1},
165     {"1.5", "1.4.5.*", 1},
166     {"1.3.9", "1.3.*", 0},
167     {"1.2.0.0.0.0", "1.2.*", 0},
168   };
169   for (const auto& i : cases) {
170     const base::Version version(i.lhs);
171     const int result = version.CompareToWildcardString(i.rhs);
172     EXPECT_EQ(result, i.expected) << i.lhs << "?" << i.rhs;
173   }
174 }
175 
TEST(VersionTest,IsValidWildcardString)176 TEST(VersionTest, IsValidWildcardString) {
177   static const struct version_compare {
178     const char* version;
179     bool expected;
180   } cases[] = {
181     {"1.0", true},
182     {"", false},
183     {"1.2.3.4.5.6", true},
184     {"1.2.3.*", true},
185     {"1.2.3.5*", false},
186     {"1.2.3.56*", false},
187     {"1.*.3", false},
188     {"20.*", true},
189     {"+2.*", false},
190     {"*", false},
191     {"*.2", false},
192   };
193   for (const auto& i : cases) {
194     EXPECT_EQ(base::Version::IsValidWildcardString(i.version), i.expected)
195         << i.version << "?" << i.expected;
196   }
197 }
198 
199 }  // namespace
200