Add tests #6

Author: Bethibande

processor/build.gradle.kts

@@ -16,12 +16,17 @@ dependencies {
     implementation("com.palantir.javapoet:javapoet:0.7.0")
 
     compileOnly("org.projectlombok:lombok:1.18.38")
+    testCompileOnly("org.projectlombok:lombok:1.18.38")
     annotationProcessor("org.projectlombok:lombok:1.18.38")
+    testAnnotationProcessor("org.projectlombok:lombok:1.18.38")
 
     implementation("com.google.auto.service:auto-service:1.1.1")
     annotationProcessor("com.google.auto.service:auto-service:1.1.1")
 
+    testCompileOnly("org.jetbrains:annotations:26.0.2")
+
     implementation(projects.core)
+    testAnnotationProcessor(projects.processor)
 }
 
 tasks.test {

processor/src/main/java/de/bethibande/serial/processor/generator/deserializer/DeserializerGenerator.java

@@ -10,6 +10,7 @@
 import de.bethibande.serial.processor.generator.MethodType;
 import de.bethibande.serial.processor.serializer.FieldBasedObjectTransformer;
 
+import javax.lang.model.element.Modifier;
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
@@ -33,6 +34,7 @@ public TypeSpec.Builder generateType(final SerializationContext context) {
         final TypeName superType = ParameterizedTypeName.get(ABSTRACT_DESERIALIZER, context.rawType());
 
         final TypeSpec.Builder builder = TypeSpec.classBuilder(context.deserializerType())
+                .addModifiers(Modifier.PUBLIC)
                 .addInitializerBlock(CodeBlock.builder()
                         .addStatement("super.allocator = () -> new $T()", context.type())
                         .build())

processor/src/main/java/de/bethibande/serial/processor/generator/serializer/SerializerGenerator.java

@@ -13,6 +13,7 @@
 import de.bethibande.serial.processor.generator.MethodType;
 import de.bethibande.serial.processor.serializer.FieldBasedObjectTransformer;
 
+import javax.lang.model.element.Modifier;
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
@@ -36,6 +37,7 @@ public TypeSpec.Builder generateType(final SerializationContext context) {
         final TypeName superType = ParameterizedTypeName.get(ABSTRACT_SERIALIZER, context.rawType());
 
         final TypeSpec.Builder builder = TypeSpec.classBuilder(context.serializerType())
+                .addModifiers(Modifier.PUBLIC)
                 .superclass(superType);
 
         for (final FieldInfo field : context.fields()) {

processor/src/test/java/de/bethibande/serial/processor/SerializationTestBase.java

@@ -0,0 +1,44 @@
+package de.bethibande.serial.processor;
+
+import de.bethibande.serial.Deserializer;
+import de.bethibande.serial.Reader;
+import de.bethibande.serial.Serializer;
+import de.bethibande.serial.Writer;
+import de.bethibande.serial.buffer.ByteBufferReader;
+import de.bethibande.serial.buffer.ByteBufferWriter;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+
+import java.nio.ByteBuffer;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class SerializationTestBase {
+
+    protected ByteBuffer buffer;
+    protected Writer writer;
+    protected Reader reader;
+
+    @BeforeEach
+    public void setup() {
+        this.buffer = ByteBuffer.allocate(1024);
+        this.writer = new ByteBufferWriter(this.buffer);
+        this.reader = new ByteBufferReader(this.buffer);
+    }
+
+    @AfterEach
+    public void teardown() {
+        this.buffer = null;
+    }
+
+    protected <T> void testSerializationAndDeserialization(final Serializer<T> serializer,
+                                                           final Deserializer<T> deserializer,
+                                                           final T value) {
+        serializer.bind(this.writer).write(value);
+        this.buffer.flip();
+
+        final T output = deserializer.bind(this.reader).read();
+        assertEquals(value, output);
+    }
+
+}

processor/src/test/java/de/bethibande/serial/processor/serializer/types/ArrayTypesTest.java

@@ -0,0 +1,31 @@
+package de.bethibande.serial.processor.serializer.types;
+
+import de.bethibande.serial.processor.SerializationTestBase;
+import de.bethibande.serial.processor.test.dto.IntArrayType;
+import de.bethibande.serial.processor.test.dto.IntArrayTypeDeserializer;
+import de.bethibande.serial.processor.test.dto.IntArrayTypeSerializer;
+import org.junit.jupiter.api.Test;
+
+public class ArrayTypesTest extends SerializationTestBase {
+
+    @Test
+    public void testEmptyIntArrayType() {
+        final IntArrayTypeSerializer serializer = new IntArrayTypeSerializer();
+        final IntArrayTypeDeserializer deserializer = new IntArrayTypeDeserializer();
+        final IntArrayType value = new IntArrayType();
+        value.setValue(new int[0]);
+
+        this.testSerializationAndDeserialization(serializer, deserializer, value);
+    }
+
+    @Test
+    public void testIntArrayType() {
+        final IntArrayTypeSerializer serializer = new IntArrayTypeSerializer();
+        final IntArrayTypeDeserializer deserializer = new IntArrayTypeDeserializer();
+        final IntArrayType value = new IntArrayType();
+        value.setValue(new int[]{1, 2, 3});
+
+        this.testSerializationAndDeserialization(serializer, deserializer, value);
+    }
+
+}

processor/src/test/java/de/bethibande/serial/processor/serializer/types/BoxedPrimitiveTypesTest.java

@@ -0,0 +1,21 @@
+package de.bethibande.serial.processor.serializer.types;
+
+import de.bethibande.serial.processor.SerializationTestBase;
+import de.bethibande.serial.processor.test.dto.BoxedIntegerType;
+import de.bethibande.serial.processor.test.dto.BoxedIntegerTypeDeserializer;
+import de.bethibande.serial.processor.test.dto.BoxedIntegerTypeSerializer;
+import org.junit.jupiter.api.Test;
+
+public class BoxedPrimitiveTypesTest extends SerializationTestBase {
+
+    @Test
+    public void testBoxedIntegerType() {
+        final BoxedIntegerTypeSerializer serializer = new BoxedIntegerTypeSerializer();
+        final BoxedIntegerTypeDeserializer deserializer = new BoxedIntegerTypeDeserializer();
+        final BoxedIntegerType value = new BoxedIntegerType();
+        value.setValue(123);
+
+        this.testSerializationAndDeserialization(serializer, deserializer, value);
+    }
+
+}

processor/src/test/java/de/bethibande/serial/processor/serializer/types/CharSequenceTypesTest.java

@@ -0,0 +1,22 @@
+package de.bethibande.serial.processor.serializer.types;
+
+import de.bethibande.serial.processor.SerializationTestBase;
+import de.bethibande.serial.processor.test.dto.StringType;
+import de.bethibande.serial.processor.test.dto.StringTypeDeserializer;
+import de.bethibande.serial.processor.test.dto.StringTypeSerializer;
+import org.junit.jupiter.api.Test;
+
+public class CharSequenceTypesTest extends SerializationTestBase {
+
+
+    @Test
+    public void testStringType() {
+        final StringTypeSerializer serializer = new StringTypeSerializer();
+        final StringTypeDeserializer deserializer = new StringTypeDeserializer();
+        final StringType value = new StringType();
+        value.setValue("Hello World!");
+
+        this.testSerializationAndDeserialization(serializer, deserializer, value);
+    }
+
+}

processor/src/test/java/de/bethibande/serial/processor/serializer/types/CollectionTypesTest.java

@@ -0,0 +1,36 @@
+package de.bethibande.serial.processor.serializer.types;
+
+import de.bethibande.serial.processor.SerializationTestBase;
+import de.bethibande.serial.processor.test.dto.FloatListType;
+import de.bethibande.serial.processor.test.dto.FloatListTypeDeserializer;
+import de.bethibande.serial.processor.test.dto.FloatListTypeSerializer;
+import org.junit.jupiter.api.Test;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class CollectionTypesTest extends SerializationTestBase {
+
+    @Test
+    public void testEmptyFloatListType() {
+        final FloatListTypeSerializer serializer = new FloatListTypeSerializer();
+        final FloatListTypeDeserializer deserializer = new FloatListTypeDeserializer();
+        deserializer.valueAllocator(ArrayList::new);
+        final FloatListType value = new FloatListType();
+        value.setValue(List.of());
+
+        this.testSerializationAndDeserialization(serializer, deserializer, value);
+    }
+
+    @Test
+    public void testFloatListType() {
+        final FloatListTypeSerializer serializer = new FloatListTypeSerializer();
+        final FloatListTypeDeserializer deserializer = new FloatListTypeDeserializer();
+        deserializer.valueAllocator(ArrayList::new);
+        final FloatListType value = new FloatListType();
+        value.setValue(List.of(1.23f, 4.56f));
+
+        this.testSerializationAndDeserialization(serializer, deserializer, value);
+    }
+
+}

processor/src/test/java/de/bethibande/serial/processor/serializer/types/EnumTypesTest.java

@@ -0,0 +1,21 @@
+package de.bethibande.serial.processor.serializer.types;
+
+import de.bethibande.serial.processor.SerializationTestBase;
+import de.bethibande.serial.processor.test.dto.EnumType;
+import de.bethibande.serial.processor.test.dto.EnumTypeDeserializer;
+import de.bethibande.serial.processor.test.dto.EnumTypeSerializer;
+import org.junit.jupiter.api.Test;
+
+public class EnumTypesTest extends SerializationTestBase {
+
+    @Test
+    public void testEnumType() {
+        final EnumTypeSerializer serializer = new EnumTypeSerializer();
+        final EnumTypeDeserializer deserializer = new EnumTypeDeserializer();
+        final EnumType value = new EnumType();
+        value.setValue(EnumType.TestEnum.VALUE_1);
+
+        this.testSerializationAndDeserialization(serializer, deserializer, value);
+    }
+
+}

processor/src/test/java/de/bethibande/serial/processor/serializer/types/NullableTypesTest.java

@@ -0,0 +1,31 @@
+package de.bethibande.serial.processor.serializer.types;
+
+import de.bethibande.serial.processor.SerializationTestBase;
+import de.bethibande.serial.processor.test.dto.NullableStringType;
+import de.bethibande.serial.processor.test.dto.NullableStringTypeDeserializer;
+import de.bethibande.serial.processor.test.dto.NullableStringTypeSerializer;
+import org.junit.jupiter.api.Test;
+
+public class NullableTypesTest extends SerializationTestBase {
+
+    @Test
+    public void testNullValue() {
+        final NullableStringTypeSerializer serializer = new NullableStringTypeSerializer();
+        final NullableStringTypeDeserializer deserializer = new NullableStringTypeDeserializer();
+        final NullableStringType value = new NullableStringType();
+        value.setValue(null);
+
+        this.testSerializationAndDeserialization(serializer, deserializer, value);
+    }
+
+    @Test
+    public void testNonNullValue() {
+        final NullableStringTypeSerializer serializer = new NullableStringTypeSerializer();
+        final NullableStringTypeDeserializer deserializer = new NullableStringTypeDeserializer();
+        final NullableStringType value = new NullableStringType();
+        value.setValue("Hello World!");
+
+        this.testSerializationAndDeserialization(serializer, deserializer, value);
+    }
+
+}