You skipped the entire chapter 1.1. Creating a New Project from Maven Archetype which includes executing a command:
mvn archetype:generate
-DarchetypeArtifactId=jersey-quickstart-grizzly2 \
-DarchetypeGroupId=org.glassfish.jersey.archetypes -DinteractiveMode=false \
-DgroupId=com.example -DartifactId=simple-service -Dpackage=com.example \
-DarchetypeVersion=2.27
If you already have a project, just run it in a new, separate directory, wait until Maven generator finishes its magic and then copy copy dependencies put into pom.xml
I took only those two below. Dont' forget about adding test scope markers there. Combined with previously added grizzly-http-server-jaxws dependency, my resulting POM entries look as follow:
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.glassfish.jersey</groupId>
<artifactId>jersey-bom</artifactId>
<version>2.27</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<dependency>
<groupId>org.glassfish.jersey.containers</groupId>
<artifactId>jersey-container-grizzly2-http</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.glassfish.jersey.inject</groupId>
<artifactId>jersey-hk2</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
and copy Main.java class which is generated inside src/main/java directories tree which depends on the values you used in the generator in -Dpackage parameter.
Ignore MyResource class that's also there, if you put proper package value in the variable above, your own REST resource API targets should be used and tested.