build: make some json tests to run on Jackson3 module

Author: jknack

tests/pom.xml

@@ -36,6 +36,11 @@
       <artifactId>jooby-jackson</artifactId>
       <version>${jooby.version}</version>
     </dependency>
+    <dependency>
+      <groupId>io.jooby</groupId>
+      <artifactId>jooby-jackson3</artifactId>
+      <version>${jooby.version}</version>
+    </dependency>
     <dependency>
       <groupId>io.jooby</groupId>
       <artifactId>jooby-gson</artifactId>

tests/src/test/java/io/jooby/test/FeaturedTest.java

@@ -67,6 +67,7 @@
 import io.jooby.handler.TraceHandler;
 import io.jooby.handler.WebVariables;
 import io.jooby.jackson.JacksonModule;
+import io.jooby.jackson3.Jackson3Module;
 import io.jooby.junit.ServerTest;
 import io.jooby.junit.ServerTestRunner;
 import io.jooby.netty.NettyServer;
@@ -912,7 +913,7 @@ public void decoder(ServerTestRunner runner) {
     runner
         .define(
             app -> {
-              app.install(new JacksonModule());
+              app.install(new Jackson3Module());
 
               app.post("/map", ctx -> ctx.body(Map.class));
 
@@ -971,7 +972,7 @@ public void jsonVsRawOutput(ServerTestRunner runner) {
     runner
         .define(
             app -> {
-              app.install(new JacksonModule());
+              app.install(new Jackson3Module());
 
               app.path(
                   "/api/pets",
@@ -1211,7 +1212,7 @@ public void errorHandler(ServerTestRunner runner) {
     runner
         .define(
             app -> {
-              app.install(new JacksonModule());
+              app.install(new Jackson3Module());
 
               app.get(
                   "/",