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// Copyright 2010-2025 Google LLC
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import static org.junit.jupiter.api.Assertions.assertTrue;
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import com.google.ortools.Loader;
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import com.google.ortools.util.WrappersTestMessage;
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import java.util.List;
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import org.junit.jupiter.api.BeforeEach;
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import org.junit.jupiter.api.Test;
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/** Tests for Java SWIG proto wrappers. */
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public class WrappersTestMessageTest {
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@BeforeEach
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public void setUp() {
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Loader.loadNativeLibraries();
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}
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@Test
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public void testWrappers() {
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WrappersTestMessage msg = new WrappersTestMessage();
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msg.setInt32Field(12);
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assertEquals(12, msg.getInt32Field());
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msg.setInt64Field(123456789012345L);
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assertEquals(123456789012345L, msg.getInt64Field());
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msg.setFloatField(3.14f);
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assertEquals(msg.getFloatField(), 3.14f, 1e-5f);
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msg.setStringField("test");
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assertEquals("test", msg.getStringField());
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// Enums are wrapped as nested classes by default in SWIG 4.0.
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msg.setEnumField(WrappersTestMessage.TestEnum.TEST_ENUM_VALUE1);
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assertEquals(WrappersTestMessage.TestEnum.TEST_ENUM_VALUE1, msg.getEnumField());
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assertEquals("TEST_ENUM_VALUE1", WrappersTestMessage.TestEnum.TEST_ENUM_VALUE1.name());
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msg.mutableNestedMessageField().setNestedIntField(42);
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assertEquals(42, msg.mutableNestedMessageField().getNestedIntField());
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msg.setOneofString("test");
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assertEquals("test", msg.getOneofString());
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msg.clearOneofString();
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assertEquals("", msg.getOneofString());
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msg.getRepeatedInt32FieldList().append(1);
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msg.getRepeatedInt32FieldList().append(2);
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assertEquals(2, msg.getRepeatedInt32FieldList().size());
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assertEquals(1, (int) msg.getRepeatedInt32FieldList().get(0));
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assertEquals(2, (int) msg.getRepeatedInt32FieldList().get(1));
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msg.getRepeatedStringFieldList().append("a");
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msg.getRepeatedStringFieldList().append("b");
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assertEquals(2, msg.getRepeatedStringFieldList().size());
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assertEquals("a", msg.getRepeatedStringFieldList().get(0));
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WrappersTestMessage.NestedMessage nested = msg.getRepeatedNestedMessageFieldList().add();
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nested.setNestedIntField(100);
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assertEquals(100, msg.getRepeatedNestedMessageFieldList().get(0).getNestedIntField());
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}
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@Test
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public void testListInterface() {
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WrappersTestMessage msg = new WrappersTestMessage();
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List<Integer> intList = msg.getRepeatedInt32FieldList();
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intList.add(10);
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intList.add(20);
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assertEquals(2, intList.size());
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assertEquals(Integer.valueOf(10), intList.get(0));
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assertEquals(Integer.valueOf(20), intList.get(1));
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intList.set(0, 15);
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assertEquals(Integer.valueOf(15), intList.get(0));
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intList.remove(0);
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assertEquals(1, intList.size());
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assertEquals(Integer.valueOf(20), intList.get(0));
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List<String> stringList = msg.getRepeatedStringFieldList();
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stringList.add("first");
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stringList.add("second");
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assertEquals("first", stringList.get(0));
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stringList.remove(0);
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assertEquals("second", stringList.get(0));
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List<WrappersTestMessage.NestedMessage> msgList = msg.getRepeatedNestedMessageFieldList();
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WrappersTestMessage.NestedMessage n = new WrappersTestMessage.NestedMessage();
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n.setNestedIntField(5);
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msgList.add(n);
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assertEquals(1, msgList.size());
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assertEquals(5, msgList.get(0).getNestedIntField());
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}
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@Test
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public void testCopyFrom() {
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WrappersTestMessage msg1 = new WrappersTestMessage();
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msg1.setInt32Field(10);
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WrappersTestMessage msg2 = new WrappersTestMessage();
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msg2.copyFrom(msg1);
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assertEquals(10, msg2.getInt32Field());
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}
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@Test
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public void testParseString() {
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WrappersTestMessage msg = new WrappersTestMessage();
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msg.setInt32Field(123);
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String text = msg.toString();
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WrappersTestMessage msg2 = new WrappersTestMessage();
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assertTrue(msg2.parseTextFormat(text));
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assertEquals(123, msg2.getInt32Field());
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}
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@Test
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public void testEnum() {
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WrappersTestMessage msg = new WrappersTestMessage();
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msg.setEnumField(WrappersTestMessage.TestEnum.TEST_ENUM_VALUE1);
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assertEquals("TEST_ENUM_VALUE1", msg.getEnumField().name());
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assertEquals(WrappersTestMessage.TestEnum.TEST_ENUM_VALUE1, msg.getEnumField());
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switch (msg.getEnumField()) {
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case WrappersTestMessage.TestEnum.TEST_ENUM_VALUE1 ->
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assertEquals(WrappersTestMessage.TestEnum.TEST_ENUM_VALUE1, msg.getEnumField());
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case WrappersTestMessage.TestEnum.TEST_ENUM_VALUE2 ->
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assertEquals(WrappersTestMessage.TestEnum.TEST_ENUM_VALUE2, msg.getEnumField());
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default ->
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assertEquals(WrappersTestMessage.TestEnum.TEST_ENUM_UNSPECIFIED, msg.getEnumField());
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}
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}
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}
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