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diff --git a/src/lib/yang/tests/translator_pool_unittests.cc b/src/lib/yang/tests/translator_pool_unittests.cc
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+// Copyright (C) 2018-2021 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 <yang/translator_pool.h>
+#include <yang/yang_models.h>
+#include <yang/tests/sysrepo_setup.h>
+
+#include <gtest/gtest.h>
+#include <sstream>
+
+using namespace std;
+using namespace isc;
+using namespace isc::data;
+using namespace isc::yang;
+using namespace isc::yang::test;
+using namespace sysrepo;
+
+namespace {
+
+/// @brief Translator name.
+extern char const pool_list[] = "pool list";
+
+/// @brief Test fixture class for @ref TranslatorPools.
+class TranslatorPoolsTestKeaV4 :
+ public GenericTranslatorTest<pool_list, TranslatorPools> {
+public:
+
+ /// Constructor.
+ TranslatorPoolsTestKeaV4() {
+ model_ = KEA_DHCP4_SERVER;
+ }
+};
+
+class TranslatorPoolsTestKeaV6 :
+ public GenericTranslatorTest<pool_list, TranslatorPools> {
+public:
+
+ /// Constructor.
+ TranslatorPoolsTestKeaV6() {
+ model_ = KEA_DHCP6_SERVER;
+ }
+};
+class TranslatorPoolsTestIetfV6 :
+ public GenericTranslatorTest<pool_list, TranslatorPools> {
+public:
+
+ /// Constructor.
+ TranslatorPoolsTestIetfV6() {
+ model_ = IETF_DHCPV6_SERVER;
+ }
+};
+
+// This test verifies that an empty pool list can be properly
+// translated from YANG to JSON using IETF model.
+TEST_F(TranslatorPoolsTestIetfV6, getEmptyIetf) {
+ // Get the pool list and check if it is empty.
+ const string& xpath = "/ietf-dhcpv6-server:server/server-config/"
+ "network-ranges/network-range[network-range-id='111']/address-pools";
+ ConstElementPtr pools;
+ EXPECT_NO_THROW(pools = t_obj_->getPools(xpath));
+ ASSERT_FALSE(pools);
+}
+
+// This test verifies that an empty pool list can be properly
+// translated from YANG to JSON using Kea ad hoc model.
+TEST_F(TranslatorPoolsTestKeaV6, getEmptyKea) {
+ // Get the pool list and check if it is empty.
+ const string& xpath = "/kea-dhcp6-server:config/subnet6[id='111']";
+ ConstElementPtr pools;
+ EXPECT_NO_THROW(pools = t_obj_->getPools(xpath));
+ ASSERT_FALSE(pools);
+}
+
+// This test verifies that one pool can be properly
+// translated from YANG to JSON using IETF model.
+TEST_F(TranslatorPoolsTestIetfV6, getIetf) {
+ // Create the subnet 2001:db8::/48 #111.
+ const string& subnet = "/ietf-dhcpv6-server:server/server-config/"
+ "network-ranges/network-range[network-range-id='111']";
+ S_Val v_subnet(new Val("2001:db8::/48", SR_STRING_T));
+ const string& subnet_subnet = subnet + "/network-prefix";
+ EXPECT_NO_THROW(sess_->set_item(subnet_subnet.c_str(), v_subnet));
+
+ // Create the pool 2001:db8::1:0/112 #222.
+ const string& xpath = subnet + "/address-pools";
+ const string& prefix = xpath + "/address-pool[pool-id='222']/pool-prefix";
+ S_Val s_val(new Val("2001:db8::1:0/112"));
+ EXPECT_NO_THROW(sess_->set_item(prefix.c_str(), s_val));
+
+ // Get the pool.
+ ConstElementPtr pool;
+ EXPECT_NO_THROW(pool = t_obj_->getPool(xpath + "/address-pool[pool-id='222']"));
+ ASSERT_TRUE(pool);
+ EXPECT_EQ("{ \"pool\": \"2001:db8::1:0/112\" }", pool->str());
+
+ // Get the pool list and check if the pool is in it.
+ ConstElementPtr pools;
+ EXPECT_NO_THROW(pools = t_obj_->getPools(xpath));
+ ASSERT_TRUE(pools);
+ ASSERT_EQ(Element::list, pools->getType());
+ ASSERT_EQ(1, pools->size());
+ EXPECT_TRUE(pool->equals(*pools->get(0)));
+}
+
+// This test verifies that one pool can be properly
+// translated from YANG to JSON using Kea ad hoc model.
+TEST_F(TranslatorPoolsTestKeaV6, getKea) {
+ // Create the subnet 2001:db8::/48 #111.
+ const string& xpath =
+ "/kea-dhcp6-server:config/subnet6[id='111']";
+ S_Val v_subnet(new Val("2001:db8::/48", SR_STRING_T));
+ const string& subnet = xpath + "/subnet";
+ EXPECT_NO_THROW(sess_->set_item(subnet.c_str(), v_subnet));
+
+ // Create the pool 2001:db8::1:0/112.
+ const string& prefix = "2001:db8::1:0/112";
+ string start_addr;
+ string end_addr;
+ ASSERT_NO_THROW_LOG(TranslatorPool::getAddresses(prefix,
+ start_addr, end_addr));
+ EXPECT_EQ("2001:db8::1:0", start_addr);
+ EXPECT_EQ("2001:db8::1:ffff", end_addr);
+ ostringstream spool;
+ spool << xpath + "/pool[start-address='" << start_addr
+ << "'][end-address='" << end_addr << "']";
+ const string& x_prefix = spool.str() + "/prefix";
+ S_Val s_prefix(new Val("2001:db8::1:0/112", SR_STRING_T));
+ EXPECT_NO_THROW(sess_->set_item(x_prefix.c_str(), s_prefix));
+
+ // Get the pool.
+ ConstElementPtr pool;
+ EXPECT_NO_THROW(pool = t_obj_->getPool(spool.str()));
+ ASSERT_TRUE(pool);
+ ElementPtr expected = Element::createMap();
+ expected->set("pool", Element::create(string("2001:db8::1:0/112")));
+ EXPECT_TRUE(expected->equals(*pool));
+
+ // Get the pool list and check if the pool is in it.
+ ConstElementPtr pools;
+ EXPECT_NO_THROW(pools = t_obj_->getPools(xpath));
+ ASSERT_TRUE(pools);
+ ASSERT_EQ(Element::list, pools->getType());
+ ASSERT_EQ(1, pools->size());
+ EXPECT_TRUE(pool->equals(*pools->get(0)));
+}
+
+// This test verifies that an empty pool list can be properly
+// translated from JSON to YANG using IETF model.
+TEST_F(TranslatorPoolsTestIetfV6, setEmptyIetf) {
+ // Create the subnet 2001:db8::/48 #111.
+ const string& subnet = "/ietf-dhcpv6-server:server/server-config/"
+ "network-ranges/network-range[network-range-id='111']";
+ S_Val v_subnet(new Val("2001:db8::/48", SR_STRING_T));
+ const string& subnet_subnet = subnet + "/network-prefix";
+ EXPECT_NO_THROW(sess_->set_item(subnet_subnet.c_str(), v_subnet));
+
+ // Set empty list.
+ const string& xpath = subnet + "/address-pools";
+ ConstElementPtr pools = Element::createList();
+ EXPECT_NO_THROW(t_obj_->setPools(xpath, pools));
+
+ // Get it back.
+ pools.reset();
+ EXPECT_NO_THROW(pools = t_obj_->getPools(xpath));
+ ASSERT_FALSE(pools);
+}
+
+// This test verifies that an empty pool list can be properly
+// translated from JSON to YANG using Kea ad hoc model.
+TEST_F(TranslatorPoolsTestKeaV6, setEmptyKea) {
+ // Create the subnet 2001:db8::/48 #111.
+ const string& xpath =
+ "/kea-dhcp6-server:config/subnet6[id='111']";
+ S_Val v_subnet(new Val("2001:db8::/48", SR_STRING_T));
+ const string& subnet = xpath + "/subnet";
+ EXPECT_NO_THROW(sess_->set_item(subnet.c_str(), v_subnet));
+
+ // Set empty list.
+ ConstElementPtr pools = Element::createList();
+ EXPECT_NO_THROW(t_obj_->setPools(xpath, pools));
+
+ // Get it back.
+ pools.reset();
+ EXPECT_NO_THROW(pools = t_obj_->getPools(xpath));
+ ASSERT_FALSE(pools);
+}
+
+// This test verifies that one pool can be properly
+// translated from JSON to YANG using IETF model.
+TEST_F(TranslatorPoolsTestIetfV6, setIetf) {
+ // Create the subnet 2001:db8::/48 #111.
+ const string& subnet = "/ietf-dhcpv6-server:server/server-config/"
+ "network-ranges/network-range[network-range-id='111']";
+ S_Val v_subnet(new Val("2001:db8::/48", SR_STRING_T));
+ const string& subnet_subnet = subnet + "/network-prefix";
+ EXPECT_NO_THROW(sess_->set_item(subnet_subnet.c_str(), v_subnet));
+
+ // Set one pool.
+ const string& xpath = subnet + "/address-pools";
+ ElementPtr pools = Element::createList();
+ ElementPtr pool = Element::createMap();
+ pool->set("pool", Element::create(string("2001:db8::1:0/112")));
+ pools->add(pool);
+ EXPECT_NO_THROW(t_obj_->setPools(xpath, pools));
+
+ // Get it back.
+ pools.reset();
+ EXPECT_NO_THROW(pools = t_obj_->getPools(xpath));
+ ASSERT_TRUE(pools);
+ ASSERT_EQ(Element::list, pools->getType());
+ ASSERT_EQ(1, pools->size());
+ EXPECT_TRUE(pool->equals(*pools->get(0)));
+}
+
+// This test verifies that one pool can be properly
+// translated from JSON to YANG using Kea ad hoc model.
+TEST_F(TranslatorPoolsTestKeaV6, setKea) {
+ // Create the subnet 2001:db8::/48 #111.
+ const string& xpath =
+ "/kea-dhcp6-server:config/subnet6[id='111']";
+ S_Val v_subnet(new Val("2001:db8::/48", SR_STRING_T));
+ const string& subnet = xpath + "/subnet";
+ EXPECT_NO_THROW(sess_->set_item(subnet.c_str(), v_subnet));
+
+ // Set one pool.
+ ElementPtr pools = Element::createList();
+ ElementPtr pool = Element::createMap();
+ pool->set("pool",
+ Element::create(string("2001:db8::1 - 2001:db8::100")));
+ pools->add(pool);
+ EXPECT_NO_THROW(t_obj_->setPools(xpath, pools));
+
+ // Get it back.
+ pools.reset();
+ EXPECT_NO_THROW(pools = t_obj_->getPools(xpath));
+ ASSERT_TRUE(pools);
+ ASSERT_EQ(Element::list, pools->getType());
+ ASSERT_EQ(1, pools->size());
+ EXPECT_TRUE(pool->equals(*pools->get(0)));
+
+ // Check it validates.
+ EXPECT_NO_THROW(sess_->validate());
+}
+
+} // namespace
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