@Test
public void loadsConfigurationClass() {

    Model model = Model.assembler()
            .addImport(getClass().getResource("sources/a.smithy"))
            .assemble()
            .unwrap();
    MockManifest manifest = new MockManifest();
    PluginContext context = PluginContext.builder()
            .settings(Node.objectNode()
                              .withMember("foo", "hello")
                              .withMember("bar", 10)
                              .withMember("baz", true))
            .fileManifest(manifest)
            .model(model)
            .originalModel(model)
            .build();
    new Configurable().execute(context);
    String manifestString = manifest.getFileString("Config").get();
    assertThat(manifestString, containsString("hello"));
    assertThat(manifestString, containsString("10"));
    assertThat(manifestString, containsString("true"));
}