src/app/clusters/bindings/tests/TestBindingCluster.cpp

/*
 *    Copyright (c) 2025 Project CHIP Authors
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
#include <pw_unit_test/framework.h>

#include <app/clusters/bindings/BindingCluster.h>
#include <app/data-model-provider/MetadataTypes.h>
#include <app/server-cluster/DefaultServerCluster.h>
#include <app/server-cluster/testing/AttributeTesting.h>
#include <clusters/Binding/Enums.h>
#include <clusters/Binding/Metadata.h>
#include <lib/core/CHIPError.h>
#include <lib/core/DataModelTypes.h>
#include <lib/support/ReadOnlyBuffer.h>

namespace {

using namespace chip;
using namespace chip::app::Clusters;
using namespace chip::app::Clusters::Binding;

using chip::app::DataModel::AcceptedCommandEntry;
using chip::app::DataModel::AttributeEntry;

// initialize memory as ReadOnlyBufferBuilder may allocate
struct TestBindingCluster : public ::testing::Test
{
    static void SetUpTestSuite() { ASSERT_EQ(chip::Platform::MemoryInit(), CHIP_NO_ERROR); }
    static void TearDownTestSuite() { chip::Platform::MemoryShutdown(); }
};

TEST_F(TestBindingCluster, TestAttributes)
{
    BindingCluster cluster(1);

    ReadOnlyBufferBuilder<AttributeEntry> builder;
    ASSERT_EQ(cluster.Attributes({ 1, Binding::Id }, builder), CHIP_NO_ERROR);

    ReadOnlyBufferBuilder<AttributeEntry> expectedBuilder;
    ASSERT_EQ(expectedBuilder.AppendElements({ Binding::Attributes::Binding::kMetadataEntry }), CHIP_NO_ERROR);
    ASSERT_EQ(expectedBuilder.ReferenceExisting(app::DefaultServerCluster::GlobalAttributes()), CHIP_NO_ERROR);

    ASSERT_TRUE(Testing::EqualAttributeSets(builder.TakeBuffer(), expectedBuilder.TakeBuffer()));
}

} // namespace