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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/version.h"
#include <stddef.h>
#include <stdint.h>
#include <utility>
#include "testing/gtest/include/gtest/gtest.h"
namespace {
TEST(VersionTest, DefaultConstructor) {
base::Version v;
EXPECT_FALSE(v.IsValid());
}
TEST(VersionTest, ValueSemantics) {
base::Version v1("1.2.3.4");
EXPECT_TRUE(v1.IsValid());
base::Version v3;
EXPECT_FALSE(v3.IsValid());
{
base::Version v2(v1);
v3 = v2;
EXPECT_TRUE(v2.IsValid());
EXPECT_EQ(v1, v2);
}
EXPECT_EQ(v3, v1);
}
TEST(VersionTest, MoveSemantics) {
const std::vector<uint32_t> components = {1, 2, 3, 4};
base::Version v1(std::move(components));
EXPECT_TRUE(v1.IsValid());
base::Version v2("1.2.3.4");
EXPECT_EQ(v1, v2);
}
TEST(VersionTest, GetVersionFromString) {
static const struct version_string {
const char* input;
size_t parts;
uint32_t firstpart;
bool success;
} cases[] = {
{"", 0, 0, false},
{" ", 0, 0, false},
{"\t", 0, 0, false},
{"\n", 0, 0, false},
{" ", 0, 0, false},
{".", 0, 0, false},
{" . ", 0, 0, false},
{"0", 1, 0, true},
{"0.", 0, 0, false},
{"0.0", 2, 0, true},
{"4294967295.0", 2, 4294967295, true},
{"4294967296.0", 0, 0, false},
{"-1.0", 0, 0, false},
{"1.-1.0", 0, 0, false},
{"1,--1.0", 0, 0, false},
{"+1.0", 0, 0, false},
{"1.+1.0", 0, 0, false},
{"1+1.0", 0, 0, false},
{"++1.0", 0, 0, false},
{"1.0a", 0, 0, false},
{"1.2.3.4.5.6.7.8.9.0", 10, 1, true},
{"02.1", 0, 0, false},
{"0.01", 2, 0, true},
{"f.1", 0, 0, false},
{"15.007.20011", 3, 15, true},
{"15.5.28.130162", 4, 15, true},
};
for (const auto& i : cases) {
base::Version version(i.input);
EXPECT_EQ(i.success, version.IsValid());
if (i.success) {
EXPECT_EQ(i.parts, version.components().size());
EXPECT_EQ(i.firstpart, version.components()[0]);
}
}
}
TEST(VersionTest, Compare) {
static const struct version_compare {
const char* lhs;
const char* rhs;
int expected;
} cases[] = {
{"1.0", "1.0", 0},
{"1.0", "0.0", 1},
{"1.0", "2.0", -1},
{"1.0", "1.1", -1},
{"1.1", "1.0", 1},
{"1.0", "1.0.1", -1},
{"1.1", "1.0.1", 1},
{"1.1", "1.0.1", 1},
{"1.0.0", "1.0", 0},
{"1.0.3", "1.0.20", -1},
{"11.0.10", "15.007.20011", -1},
{"11.0.10", "15.5.28.130162", -1},
{"15.5.28.130162", "15.5.28.130162", 0},
};
for (const auto& i : cases) {
base::Version lhs(i.lhs);
base::Version rhs(i.rhs);
EXPECT_EQ(lhs.CompareTo(rhs), i.expected) << i.lhs << " ? " << i.rhs;
// CompareToWildcardString() should have same behavior as CompareTo() when
// no wildcards are present.
EXPECT_EQ(lhs.CompareToWildcardString(i.rhs), i.expected)
<< i.lhs << " ? " << i.rhs;
EXPECT_EQ(rhs.CompareToWildcardString(i.lhs), -i.expected)
<< i.lhs << " ? " << i.rhs;
// Test comparison operators
switch (i.expected) {
case -1:
EXPECT_LT(lhs, rhs);
EXPECT_LE(lhs, rhs);
EXPECT_NE(lhs, rhs);
EXPECT_FALSE(lhs == rhs);
EXPECT_FALSE(lhs >= rhs);
EXPECT_FALSE(lhs > rhs);
break;
case 0:
EXPECT_FALSE(lhs < rhs);
EXPECT_LE(lhs, rhs);
EXPECT_FALSE(lhs != rhs);
EXPECT_EQ(lhs, rhs);
EXPECT_GE(lhs, rhs);
EXPECT_FALSE(lhs > rhs);
break;
case 1:
EXPECT_FALSE(lhs < rhs);
EXPECT_FALSE(lhs <= rhs);
EXPECT_NE(lhs, rhs);
EXPECT_FALSE(lhs == rhs);
EXPECT_GE(lhs, rhs);
EXPECT_GT(lhs, rhs);
break;
}
}
}
TEST(VersionTest, CompareToWildcardString) {
static const struct version_compare {
const char* lhs;
const char* rhs;
int expected;
} cases[] = {
{"1.0", "1.*", 0},
{"1.0", "0.*", 1},
{"1.0", "2.*", -1},
{"1.2.3", "1.2.3.*", 0},
{"10.0", "1.0.*", 1},
{"1.0", "3.0.*", -1},
{"1.4", "1.3.0.*", 1},
{"1.3.9", "1.3.*", 0},
{"1.4.1", "1.3.*", 1},
{"1.3", "1.4.5.*", -1},
{"1.5", "1.4.5.*", 1},
{"1.3.9", "1.3.*", 0},
{"1.2.0.0.0.0", "1.2.*", 0},
};
for (const auto& i : cases) {
const base::Version version(i.lhs);
const int result = version.CompareToWildcardString(i.rhs);
EXPECT_EQ(result, i.expected) << i.lhs << "?" << i.rhs;
}
}
TEST(VersionTest, IsValidWildcardString) {
static const struct version_compare {
const char* version;
bool expected;
} cases[] = {
{"1.0", true},
{"", false},
{"1.2.3.4.5.6", true},
{"1.2.3.*", true},
{"1.2.3.5*", false},
{"1.2.3.56*", false},
{"1.*.3", false},
{"20.*", true},
{"+2.*", false},
{"*", false},
{"*.2", false},
};
for (const auto& i : cases) {
EXPECT_EQ(base::Version::IsValidWildcardString(i.version), i.expected)
<< i.version << "?" << i.expected;
}
}
TEST(VersionTest, LeadingZeros) {
{
// Leading zeros in the first component are not allowed.
base::Version v("01.1");
EXPECT_FALSE(v.IsValid());
}
{
// Leading zeros in subsequent components are allowed (and this behavior is
// now important for compatibility with existing modules, like extensions),
// but are ignored because the value is parsed as an integer...
base::Version v1("1.01");
EXPECT_TRUE(v1.IsValid());
// ...and as a result, v1.01 == v1.1.
EXPECT_EQ("1.1", v1.GetString());
base::Version v2("1.1");
EXPECT_EQ(v1, v2);
}
// Similarly, since leading zeros are ignored, v1.02 > v1.1 (because
// v1.02 is translated to 1.2).
EXPECT_GT(base::Version("1.02"), base::Version("1.1"));
}
} // namespace