Move test models to blackbox module, and add ExampleTest to verify behavior

Author: rob-bygrave

jsonb-generator/src/test/java/io/avaje/jsonb/generator/models/valid/custom/Example.java renamed to blackbox-test/src/main/java/org/example/other/custom/Example.java

@@ -1,4 +1,4 @@
-package io.avaje.jsonb.generator.models.valid.custom;
+package org.example.other.custom;
 
 import java.util.List;
 

jsonb-generator/src/test/java/io/avaje/jsonb/generator/models/valid/custom/WrapMap.java renamed to blackbox-test/src/main/java/org/example/other/custom/WrapMap.java

@@ -1,4 +1,4 @@
-package io.avaje.jsonb.generator.models.valid.custom;
+package org.example.other.custom;
 
 import java.util.AbstractMap;
 import java.util.Map;

jsonb-generator/src/test/java/io/avaje/jsonb/generator/models/valid/custom/WrapMap2.java renamed to blackbox-test/src/main/java/org/example/other/custom/WrapMap2.java

@@ -1,4 +1,4 @@
-package io.avaje.jsonb.generator.models.valid.custom;
+package org.example.other.custom;
 
 import java.util.AbstractMap;
 import java.util.Map;

jsonb-generator/src/test/java/io/avaje/jsonb/generator/models/valid/custom/WrapMap2JsonAdapter.java renamed to blackbox-test/src/main/java/org/example/other/custom/WrapMap2JsonAdapter.java

@@ -1,4 +1,4 @@
-package io.avaje.jsonb.generator.models.valid.custom;
+package org.example.other.custom;
 
 import java.util.Map;
 

jsonb-generator/src/test/java/io/avaje/jsonb/generator/models/valid/custom/WrapMapJsonAdapter.java renamed to blackbox-test/src/main/java/org/example/other/custom/WrapMapJsonAdapter.java

@@ -1,4 +1,4 @@
-package io.avaje.jsonb.generator.models.valid.custom;
+package org.example.other.custom;
 
 import java.util.Map;
 

blackbox-test/src/test/java/org/example/other/custom/ExampleTest.java

@@ -0,0 +1,34 @@
+package org.example.other.custom;
+
+import io.avaje.jsonb.JsonType;
+import io.avaje.jsonb.Jsonb;
+import org.junit.jupiter.api.Test;
+
+import java.util.List;
+import java.util.Map;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+class ExampleTest {
+
+  Jsonb jsonb = Jsonb.builder().build();
+  JsonType<Example> jsonType = jsonb.type(Example.class);
+
+  @Test
+  void toFromJson() {
+    Example bean = new Example();
+    bean.setCode(34);
+    bean.setMap(new WrapMap(Map.of("a", "b")));
+    bean.setMap2(List.of(new WrapMap2(Map.of("2a", "z")), new WrapMap2(Map.of("2b", "x"))));
+
+    final String asJson = jsonType.toJson(bean);
+    assertThat(asJson).isEqualTo("{\"code\":34,\"map\":{\"a\":\"b\"},\"map2\":[{\"2a\":\"z\"},{\"2b\":\"x\"}]}");
+
+    final var fromJson = jsonType.fromJson(asJson);
+    assertThat(fromJson.getCode()).isEqualTo(34);
+    assertThat(fromJson.getMap()).containsEntry("a", "b");
+    assertThat(fromJson.getMap2()).hasSize(2);
+    assertThat(fromJson.getMap2().getFirst()).containsEntry("2a", "z");
+    assertThat(fromJson.getMap2().getLast()).containsEntry("2b", "x");
+  }
+}