1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
// Copyright (C) 2018-2022 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.


#include <config.h>
#include <database/backend_selector.h>
#include <testutils/test_to_element.h>
#include <boost/scoped_ptr.hpp><--- Include file:  not found. Please note: Cppcheck does not need standard library headers to get proper results.
#include <gtest/gtest.h><--- Include file:  not found. Please note: Cppcheck does not need standard library headers to get proper results.

using namespace isc;
using namespace isc::db;
using namespace isc::data;

namespace {

// Verifies defaults of the backend selector.
TEST(BackendSelectorTest, defaults) {
    BackendSelector sel;
    EXPECT_EQ(BackendSelector::Type::UNSPEC, sel.getBackendType());
    EXPECT_TRUE(sel.getBackendHost().empty());
    EXPECT_EQ(0, sel.getBackendPort());
    EXPECT_TRUE(sel.amUnspecified());
    EXPECT_EQ("unspecified", sel.toText());
}

// Verifies that the backend selector can be set to "unspecified".
TEST(BackendSelectorTest, unspec) {<--- syntax error
    BackendSelector sel = BackendSelector::UNSPEC();
    EXPECT_EQ(BackendSelector::Type::UNSPEC, sel.getBackendType());
    EXPECT_TRUE(sel.getBackendHost().empty());
    EXPECT_EQ(0, sel.getBackendPort());
    EXPECT_TRUE(sel.amUnspecified());
    EXPECT_EQ("unspecified", sel.toText());
}

// Verifies that it is possible to select backend by type.
TEST(BackendSelectorTest, backendTypeSpec) {
    boost::scoped_ptr<BackendSelector> sel;
    ASSERT_NO_THROW(
        sel.reset(new BackendSelector(BackendSelector::Type::MYSQL))
    );
    EXPECT_EQ(BackendSelector::Type::MYSQL, sel->getBackendType());
    EXPECT_TRUE(sel->getBackendHost().empty());
    EXPECT_EQ(0, sel->getBackendPort());
    EXPECT_FALSE(sel->amUnspecified());
    EXPECT_EQ("type=mysql", sel->toText());
}

// Verifies that backend can be selected by host and port.
TEST(BackendSelectorTest, backendHostPortSpec) {
    boost::scoped_ptr<BackendSelector> sel;
    ASSERT_NO_THROW(
        sel.reset(new BackendSelector("myhost", 1234))
    );
    EXPECT_EQ(BackendSelector::Type::UNSPEC, sel->getBackendType());
    EXPECT_EQ("myhost", sel->getBackendHost());
    EXPECT_EQ(1234, sel->getBackendPort());
    EXPECT_FALSE(sel->amUnspecified());
    EXPECT_EQ("host=myhost,port=1234", sel->toText());
}

// Verifies that backend can be selected by host.
TEST(BackendSelectorTest, backendHostSpec) {
    boost::scoped_ptr<BackendSelector> sel;
    ASSERT_NO_THROW(
        sel.reset(new BackendSelector("otherhost"))
    );
    EXPECT_EQ(BackendSelector::Type::UNSPEC, sel->getBackendType());
    EXPECT_EQ("otherhost", sel->getBackendHost());
    EXPECT_EQ(0, sel->getBackendPort());
    EXPECT_FALSE(sel->amUnspecified());
    EXPECT_EQ("host=otherhost", sel->toText());
}

// Verifies that backend becomes unspecified if the access
// map is empty.
TEST(BackendSelectorTest, accessMapTypeUnSpec) {
    ElementPtr access_map = Element::createMap();
    boost::scoped_ptr<BackendSelector> sel;
    ASSERT_NO_THROW(
        sel.reset(new BackendSelector(access_map))
    );
    EXPECT_EQ(BackendSelector::Type::UNSPEC, sel->getBackendType());
    EXPECT_TRUE(sel->getBackendHost().empty());
    EXPECT_EQ(0, sel->getBackendPort());
    EXPECT_TRUE(sel->amUnspecified());
    EXPECT_EQ("unspecified", sel->toText());
}

// Verifies that backend can be selected by type using access map.
TEST(BackendSelectorTest, accessMapTypeSpec) {
    ElementPtr access_map = Element::createMap();
    access_map->set("type", Element::create("mysql"));
    boost::scoped_ptr<BackendSelector> sel;
    ASSERT_NO_THROW(
        sel.reset(new BackendSelector(access_map))
    );
    EXPECT_EQ(BackendSelector::Type::MYSQL, sel->getBackendType());
    EXPECT_TRUE(sel->getBackendHost().empty());
    EXPECT_EQ(0, sel->getBackendPort());
    EXPECT_FALSE(sel->amUnspecified());
    EXPECT_EQ("type=mysql", sel->toText());
}

// Verifies that backend can be selected by host and port using
// access map.
TEST(BackendSelectorTest, accessMapHostPortSpec) {
    ElementPtr access_map = Element::createMap();
    access_map->set("host", Element::create("myhost"));
    access_map->set("port", Element::create(int64_t(1234)));
    boost::scoped_ptr<BackendSelector> sel;
    ASSERT_NO_THROW(
        sel.reset(new BackendSelector(access_map))
    );
    EXPECT_EQ(BackendSelector::Type::UNSPEC, sel->getBackendType());
    EXPECT_EQ("myhost", sel->getBackendHost());
    EXPECT_EQ(1234, sel->getBackendPort());
    EXPECT_FALSE(sel->amUnspecified());
    EXPECT_EQ("host=myhost,port=1234", sel->toText());
}

// Verifies that the backend can be selected by host using access
// map.
TEST(BackendSelectorTest, accessMapHostSpec) {
    ElementPtr access_map = Element::createMap();
    access_map->set("host", Element::create("myhost"));
    boost::scoped_ptr<BackendSelector> sel;
    ASSERT_NO_THROW(
        sel.reset(new BackendSelector(access_map))
    );
    EXPECT_EQ(BackendSelector::Type::UNSPEC, sel->getBackendType());
    EXPECT_EQ("myhost", sel->getBackendHost());
    EXPECT_EQ(0, sel->getBackendPort());
    EXPECT_FALSE(sel->amUnspecified());
    EXPECT_EQ("host=myhost", sel->toText());
}

// Verifies that selecting backend by port only is not possible.
TEST(BackendSelectorTest, accessMapPortSpec) {
    ElementPtr access_map = Element::createMap();
    access_map->set("port", Element::create(int64_t(1234)));
    boost::scoped_ptr<BackendSelector> sel;
    EXPECT_THROW(sel.reset(new BackendSelector(access_map)),
                 BadValue);
}

// Tests conversions of strings to backend types.
TEST(BackendSelectorTest, stringToBackendType) {
    EXPECT_EQ(BackendSelector::Type::MYSQL,
              BackendSelector::stringToBackendType("mysql"));
    EXPECT_EQ(BackendSelector::Type::POSTGRESQL,
              BackendSelector::stringToBackendType("postgresql"));
    EXPECT_THROW(BackendSelector::stringToBackendType("unsupported"),
                 BadValue);
}

// Tests conversions of backend types to strings.
TEST(BackendSelectorTest, backendTypeToString) {
    EXPECT_EQ("mysql",
              BackendSelector::backendTypeToString(BackendSelector::Type::MYSQL));
    EXPECT_EQ("postgresql",
              BackendSelector::backendTypeToString(BackendSelector::Type::POSTGRESQL));
}

// Tests toElement from backend selectors.
TEST(BackendSelectorTest, backendToElement) {
    // Unspecified.
    boost::scoped_ptr<BackendSelector> sel(new BackendSelector());
    EXPECT_THROW(sel->toElement(), BadValue);

    // Unspecified type.
    sel.reset(new BackendSelector("myhost", 1234));
    EXPECT_THROW(sel->toElement(), BadValue);

    // Type only.
    EXPECT_NO_THROW(sel.reset(new BackendSelector(BackendSelector::Type::MYSQL)));
    ElementPtr expected = Element::createMap();
    expected->set("type", Element::create("mysql"));
    test::runToElementTest<BackendSelector>(expected, *sel);

    // Add host.
    expected->set("host", Element::create("myhost"));
    EXPECT_NO_THROW(sel.reset(new BackendSelector(expected)));
    test::runToElementTest<BackendSelector>(expected, *sel);

    // Add port.
    expected->set("port", Element::create(1234L));
    EXPECT_NO_THROW(sel.reset(new BackendSelector(expected)));
    test::runToElementTest<BackendSelector>(expected, *sel);
}

}