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268 | // Copyright (C) 2011-2024 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 <dhcp/classify.h>
#include <exceptions/exceptions.h>
#include <cc/data.h>
#include <testutils/gtest_utils.h>
#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::dhcp;
using namespace isc::data;
// Trivial test for now as ClientClass is a std::string.
TEST(ClassifyTest, ClientClass) {
ClientClass x("foo");
EXPECT_EQ("foo", x);
x = "baz";
EXPECT_EQ("baz", x);
}
// Checks if ClientClasses object is able to store classes' names and then
// properly return values of contains() method.
TEST(ClassifyTest, ClientClasses) {
ClientClasses classes;
EXPECT_FALSE(classes.contains(""));
EXPECT_FALSE(classes.contains("alpha"));
EXPECT_FALSE(classes.contains("beta"));
EXPECT_FALSE(classes.contains("gamma"));
classes.insert("beta");
EXPECT_FALSE(classes.contains(""));
EXPECT_FALSE(classes.contains("alpha"));
EXPECT_TRUE (classes.contains("beta"));
EXPECT_FALSE(classes.contains("gamma"));
classes.insert("alpha");
classes.insert("gamma");
EXPECT_TRUE (classes.contains("alpha"));
EXPECT_TRUE (classes.contains("beta"));
EXPECT_TRUE (classes.contains("gamma"));
// Copy Constructor and equality operators.
ClientClasses classes2(classes);
EXPECT_EQ(classes, classes2);
// A bigger than B
classes.insert("zeta");
EXPECT_NE(classes, classes2);
// A and B equal again.
classes2.insert("zeta");
EXPECT_EQ(classes, classes2);
// B bigger than A.
classes2.insert("chi");
EXPECT_NE(classes, classes2);
// Order matters.
ClientClasses classes3;
classes3.insert("alpha");
classes3.insert("gamma");
classes3.insert("beta");
classes3.insert("zeta");
EXPECT_EQ(classes3.size(), classes.size());
EXPECT_NE(classes3, classes);
}
// Check if ClientClasses object can be created from the string of comma
// separated values.
TEST(ClassifyTest, ClientClassesFromString) {
{
ClientClasses classes("alpha, beta, gamma");
EXPECT_EQ(3, classes.size());
EXPECT_FALSE(classes.contains(""));
EXPECT_TRUE(classes.contains("alpha"));
EXPECT_TRUE(classes.contains("beta"));
EXPECT_TRUE(classes.contains("gamma"));
}
{
ClientClasses classes("alpha, , beta ,");
EXPECT_EQ(2, classes.size());
EXPECT_TRUE(classes.contains("alpha"));
EXPECT_FALSE(classes.contains(""));
EXPECT_TRUE(classes.contains("beta"));
}
{
ClientClasses classes("");
EXPECT_TRUE(classes.empty());
}
{
ClientClasses classes(" ");
EXPECT_TRUE(classes.empty());
}
{
ClientClasses classes(", ,, ,");
EXPECT_TRUE(classes.empty());
}
}
// Check if one can iterate over a ClientClasses object
TEST(ClassifyTest, ClientClassesIterator) {
ClientClasses classes("alpha, beta, gamma");
size_t count = 0;
bool seenalpha = false;
bool seenbeta = false;
bool seengamma = false;
bool seendelta = false;
for (auto const& it : classes) {
++count;
if (it == "alpha") {
seenalpha = true;
} else if (it == "beta") {
seenbeta = true;
} else if (it == "gamma") {
seengamma = true;
} else if (it == "delta") {
seendelta = true;
} else {
ADD_FAILURE() << "Got unexpected " << it;
}
}
EXPECT_EQ(count, classes.size());
EXPECT_TRUE(seenalpha);
EXPECT_TRUE(seenbeta);
EXPECT_TRUE(seengamma);
EXPECT_FALSE(seendelta);
}
// Check that the ClientClasses::toText function returns
// correct values.
TEST(ClassifyTest, ClientClassesToText) {
// No classes.
ClientClasses classes;
EXPECT_TRUE(classes.toText().empty());
// Insert single class name and see if it doesn't include spurious
// comma after it.
classes.insert("alpha");
EXPECT_EQ("alpha", classes.toText());
// Insert next class name and see that both classes are present.
classes.insert("gamma");
EXPECT_EQ("alpha, gamma", classes.toText());
// Insert third class and make sure they get ordered in insert order.
classes.insert("beta");
EXPECT_EQ("alpha, gamma, beta", classes.toText());
// Check non-standard separator.
EXPECT_EQ("alpha.gamma.beta", classes.toText("."));
}
// Check that the ClientClasses::toElement function returns
// correct values.
TEST(ClassifyTest, ClientClassesToElement) {
// No classes.
ClientClasses classes;
EXPECT_TRUE(classes.toElement()->empty());
// Insert single class name and see that it's there.
classes.insert("alpha");
EXPECT_EQ("[ \"alpha\" ]", classes.toElement()->str());
// Insert next class name and see that both classes are present.
classes.insert("gamma");
EXPECT_EQ("[ \"alpha\", \"gamma\" ]", classes.toElement()->str());
// Insert third class and make sure they get ordered in insert order.
classes.insert("beta");
EXPECT_EQ("[ \"alpha\", \"gamma\", \"beta\" ]", classes.toElement()->str());
}
// Check that selected class can be erased.
TEST(ClassifyTest, Erase) {
ClientClasses classes;
classes.insert("alpha");
classes.insert("beta");
EXPECT_TRUE(classes.contains("alpha"));
EXPECT_TRUE(classes.contains("beta"));
classes.erase("beta");
EXPECT_TRUE(classes.contains("alpha"));
EXPECT_FALSE(classes.contains("beta"));
classes.erase("alpha");
EXPECT_FALSE(classes.contains("alpha"));
EXPECT_FALSE(classes.contains("beta"));
}
// Check that the ClientClasses::fromElement function.
TEST(ClassifyTest, ClientClassesFromElement) {
// No classes.
ClientClasses classes;
EXPECT_TRUE(classes.toElement()->empty());
ElementPtr cclasses_element;
// Verify a empty element pointer is harmless.
ASSERT_NO_THROW(classes.fromElement(cclasses_element));
// Verify A non-list element is caught.
cclasses_element = Element::create("bogus");
ASSERT_THROW_MSG(classes.fromElement(cclasses_element), BadValue,
"not a List element");
// Verify an empty list is harmless.
cclasses_element = Element::createList();
// Verify a empty element pointer is harmless.
ASSERT_NO_THROW(classes.fromElement(cclasses_element));
// Verify an invalid list is caught.
cclasses_element->add(Element::create(123));
ASSERT_THROW_MSG(classes.fromElement(cclasses_element), BadValue,
"elements of list must be valid strings");
cclasses_element = Element::createList();
cclasses_element->add(Element::create("one"));
cclasses_element->add(Element::create("two"));
// Verify a valid list works.
ASSERT_NO_THROW(classes.fromElement(cclasses_element));
EXPECT_TRUE(classes.contains("one"));
EXPECT_TRUE(classes.contains("two"));
// Verify a second invocation replaces the contents.
cclasses_element = Element::createList();
cclasses_element->add(Element::create("three"));
ASSERT_NO_THROW(classes.fromElement(cclasses_element));
EXPECT_FALSE(classes.contains("one"));
EXPECT_FALSE(classes.contains("two"));
EXPECT_TRUE(classes.contains("three"));
// Verify another invocation with an empty pointer is harmless.
cclasses_element.reset();
ASSERT_NO_THROW(classes.fromElement(cclasses_element));
EXPECT_TRUE(classes.contains("three"));
// Verify another third invocation with an empty list
// clears the contents.
cclasses_element = Element::createList();
ASSERT_NO_THROW(classes.fromElement(cclasses_element));
EXPECT_TRUE(classes.empty());
cclasses_element->add(Element::create("foo"));
cclasses_element->add(Element::create("bar"));
cclasses_element->add(Element::create("foo"));
cclasses_element->add(Element::create("bar"));
ASSERT_NO_THROW(classes.fromElement(cclasses_element));
ASSERT_EQ(classes.size(), 2);
auto cclass = classes.begin();
EXPECT_EQ(*cclass, "foo");
++cclass;
EXPECT_EQ(*cclass, "bar");
}
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