1 // Copyright 2012 The Chromium Authors
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 "testing/gtest/include/gtest/gtest.h"
12
13 namespace {
14
TEST(VersionTest,DefaultConstructor)15 TEST(VersionTest, DefaultConstructor) {
16 base::Version v;
17 EXPECT_FALSE(v.IsValid());
18 }
19
TEST(VersionTest,ValueSemantics)20 TEST(VersionTest, ValueSemantics) {
21 base::Version v1("1.2.3.4");
22 EXPECT_TRUE(v1.IsValid());
23 base::Version v3;
24 EXPECT_FALSE(v3.IsValid());
25 {
26 base::Version v2(v1);
27 v3 = v2;
28 EXPECT_TRUE(v2.IsValid());
29 EXPECT_EQ(v1, v2);
30 }
31 EXPECT_EQ(v3, v1);
32 }
33
TEST(VersionTest,MoveSemantics)34 TEST(VersionTest, MoveSemantics) {
35 const std::vector<uint32_t> components = {1, 2, 3, 4};
36 base::Version v1(std::move(components));
37 EXPECT_TRUE(v1.IsValid());
38 base::Version v2("1.2.3.4");
39 EXPECT_EQ(v1, v2);
40 }
41
TEST(VersionTest,GetVersionFromString)42 TEST(VersionTest, GetVersionFromString) {
43 static const struct version_string {
44 const char* input;
45 size_t parts;
46 uint32_t firstpart;
47 bool success;
48 } cases[] = {
49 {"", 0, 0, false},
50 {" ", 0, 0, false},
51 {"\t", 0, 0, false},
52 {"\n", 0, 0, false},
53 {" ", 0, 0, false},
54 {".", 0, 0, false},
55 {" . ", 0, 0, false},
56 {"0", 1, 0, true},
57 {"0.", 0, 0, false},
58 {"0.0", 2, 0, true},
59 {"4294967295.0", 2, 4294967295, true},
60 {"4294967296.0", 0, 0, false},
61 {"-1.0", 0, 0, false},
62 {"1.-1.0", 0, 0, false},
63 {"1,--1.0", 0, 0, false},
64 {"+1.0", 0, 0, false},
65 {"1.+1.0", 0, 0, false},
66 {"1+1.0", 0, 0, false},
67 {"++1.0", 0, 0, false},
68 {"1.0a", 0, 0, false},
69 {"1.2.3.4.5.6.7.8.9.0", 10, 1, true},
70 {"02.1", 0, 0, false},
71 {"0.01", 2, 0, true},
72 {"f.1", 0, 0, false},
73 {"15.007.20011", 3, 15, true},
74 {"15.5.28.130162", 4, 15, true},
75 };
76
77 for (const auto& i : cases) {
78 base::Version version(i.input);
79 EXPECT_EQ(i.success, version.IsValid());
80 if (i.success) {
81 EXPECT_EQ(i.parts, version.components().size());
82 EXPECT_EQ(i.firstpart, version.components()[0]);
83 }
84 }
85 }
86
TEST(VersionTest,Compare)87 TEST(VersionTest, Compare) {
88 static const struct version_compare {
89 const char* lhs;
90 const char* rhs;
91 int expected;
92 } cases[] = {
93 {"1.0", "1.0", 0},
94 {"1.0", "0.0", 1},
95 {"1.0", "2.0", -1},
96 {"1.0", "1.1", -1},
97 {"1.1", "1.0", 1},
98 {"1.0", "1.0.1", -1},
99 {"1.1", "1.0.1", 1},
100 {"1.1", "1.0.1", 1},
101 {"1.0.0", "1.0", 0},
102 {"1.0.3", "1.0.20", -1},
103 {"11.0.10", "15.007.20011", -1},
104 {"11.0.10", "15.5.28.130162", -1},
105 {"15.5.28.130162", "15.5.28.130162", 0},
106 };
107 for (const auto& i : cases) {
108 base::Version lhs(i.lhs);
109 base::Version rhs(i.rhs);
110 EXPECT_EQ(lhs.CompareTo(rhs), i.expected) << i.lhs << " ? " << i.rhs;
111 // CompareToWildcardString() should have same behavior as CompareTo() when
112 // no wildcards are present.
113 EXPECT_EQ(lhs.CompareToWildcardString(i.rhs), i.expected)
114 << i.lhs << " ? " << i.rhs;
115 EXPECT_EQ(rhs.CompareToWildcardString(i.lhs), -i.expected)
116 << i.lhs << " ? " << i.rhs;
117
118 // Test comparison operators
119 switch (i.expected) {
120 case -1:
121 EXPECT_LT(lhs, rhs);
122 EXPECT_LE(lhs, rhs);
123 EXPECT_NE(lhs, rhs);
124 EXPECT_FALSE(lhs == rhs);
125 EXPECT_FALSE(lhs >= rhs);
126 EXPECT_FALSE(lhs > rhs);
127 break;
128 case 0:
129 EXPECT_FALSE(lhs < rhs);
130 EXPECT_LE(lhs, rhs);
131 EXPECT_FALSE(lhs != rhs);
132 EXPECT_EQ(lhs, rhs);
133 EXPECT_GE(lhs, rhs);
134 EXPECT_FALSE(lhs > rhs);
135 break;
136 case 1:
137 EXPECT_FALSE(lhs < rhs);
138 EXPECT_FALSE(lhs <= rhs);
139 EXPECT_NE(lhs, rhs);
140 EXPECT_FALSE(lhs == rhs);
141 EXPECT_GE(lhs, rhs);
142 EXPECT_GT(lhs, rhs);
143 break;
144 }
145 }
146 }
147
TEST(VersionTest,CompareToWildcardString)148 TEST(VersionTest, CompareToWildcardString) {
149 static const struct version_compare {
150 const char* lhs;
151 const char* rhs;
152 int expected;
153 } cases[] = {
154 {"1.0", "1.*", 0},
155 {"1.0", "0.*", 1},
156 {"1.0", "2.*", -1},
157 {"1.2.3", "1.2.3.*", 0},
158 {"10.0", "1.0.*", 1},
159 {"1.0", "3.0.*", -1},
160 {"1.4", "1.3.0.*", 1},
161 {"1.3.9", "1.3.*", 0},
162 {"1.4.1", "1.3.*", 1},
163 {"1.3", "1.4.5.*", -1},
164 {"1.5", "1.4.5.*", 1},
165 {"1.3.9", "1.3.*", 0},
166 {"1.2.0.0.0.0", "1.2.*", 0},
167 };
168 for (const auto& i : cases) {
169 const base::Version version(i.lhs);
170 const int result = version.CompareToWildcardString(i.rhs);
171 EXPECT_EQ(result, i.expected) << i.lhs << "?" << i.rhs;
172 }
173 }
174
TEST(VersionTest,IsValidWildcardString)175 TEST(VersionTest, IsValidWildcardString) {
176 static const struct version_compare {
177 const char* version;
178 bool expected;
179 } cases[] = {
180 {"1.0", true},
181 {"", false},
182 {"1.2.3.4.5.6", true},
183 {"1.2.3.*", true},
184 {"1.2.3.5*", false},
185 {"1.2.3.56*", false},
186 {"1.*.3", false},
187 {"20.*", true},
188 {"+2.*", false},
189 {"*", false},
190 {"*.2", false},
191 };
192 for (const auto& i : cases) {
193 EXPECT_EQ(base::Version::IsValidWildcardString(i.version), i.expected)
194 << i.version << "?" << i.expected;
195 }
196 }
197
TEST(VersionTest,LeadingZeros)198 TEST(VersionTest, LeadingZeros) {
199 {
200 // Leading zeros in the first component are not allowed.
201 base::Version v("01.1");
202 EXPECT_FALSE(v.IsValid());
203 }
204
205 {
206 // Leading zeros in subsequent components are allowed (and this behavior is
207 // now important for compatibility with existing modules, like extensions),
208 // but are ignored because the value is parsed as an integer...
209 base::Version v1("1.01");
210 EXPECT_TRUE(v1.IsValid());
211 // ...and as a result, v1.01 == v1.1.
212 EXPECT_EQ("1.1", v1.GetString());
213 base::Version v2("1.1");
214 EXPECT_EQ(v1, v2);
215 }
216
217 // Similarly, since leading zeros are ignored, v1.02 > v1.1 (because
218 // v1.02 is translated to 1.2).
219 EXPECT_GT(base::Version("1.02"), base::Version("1.1"));
220 }
221
TEST(VersionTest,GetString)222 TEST(VersionTest, GetString) {
223 static const struct version_compare {
224 const char* version;
225 bool valid;
226 const char* string;
227 } cases[] = {
228 {"", false, "invalid"},
229 {"1", true, "1"},
230 {"1.0", true, "1.0"},
231 {"0.0.1.0", true, "0.0.1.0"},
232 {"1.2.3.4.5.6", true, "1.2.3.4.5.6"},
233 {"1.*.3", false, "invalid"},
234 };
235
236 for (const auto& i : cases) {
237 base::Version v(i.version);
238 EXPECT_EQ(v.IsValid(), i.valid);
239 EXPECT_EQ(v.GetString(), i.string);
240 }
241 }
242
243 } // namespace
244