dropwizard-views-mustache/src/test/java/io/dropwizard/views/mustache/MustacheViewRendererFileSystemTest.java
package io.dropwizard.views.mustache;
import com.codahale.metrics.MetricRegistry;
import io.dropwizard.jersey.DropwizardResourceConfig;
import io.dropwizard.logging.BootstrapLogging;
import io.dropwizard.views.ViewMessageBodyWriter;
import io.dropwizard.views.ViewRenderExceptionMapper;
import io.dropwizard.views.ViewRenderer;
import org.glassfish.jersey.server.ResourceConfig;
import org.glassfish.jersey.test.JerseyTest;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.client.Invocation;
import javax.ws.rs.core.Application;
import javax.ws.rs.core.MediaType;
import java.util.Collections;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
/**
* Test class for {@link MustacheViewRenderer} configured to load Mustache
* templates from the file system.
*
* @since 1.1.0
*/
class MustacheViewRendererFileSystemTest extends JerseyTest {
static {
BootstrapLogging.bootstrap();
}
@Path("/test/")
@Produces(MediaType.TEXT_HTML)
public static class ExampleResource {
@GET
@Path("/absolute")
public AbsoluteView showAbsolute() {
return new AbsoluteView("yay");
}
@GET
@Path("/relative")
public RelativeView showRelative() {
return new RelativeView();
}
@GET
@Path("/bad")
public BadView showBad() {
return new BadView();
}
@GET
@Path("/error")
public ErrorView showError() {
return new ErrorView();
}
}
@Override
@BeforeEach
public void setUp() throws Exception {
super.setUp();
}
@Override
@AfterEach
public void tearDown() throws Exception {
super.tearDown();
}
@Override
protected Application configure() {
ResourceConfig config = DropwizardResourceConfig.forTesting();
final ViewRenderer renderer = new MustacheViewRenderer();
renderer.configure(Collections.singletonMap("fileRoot", "src/test/resources"));
config.register(new ViewMessageBodyWriter(new MetricRegistry(), Collections.singletonList(renderer)));
config.register(new ViewRenderExceptionMapper());
config.register(new ExampleResource());
return config;
}
@Test
void rendersViewsWithAbsoluteTemplatePaths() {
final String response = target("/test/absolute").request().get(String.class);
assertThat(response).isEqualTo("Woop woop. yay\n");
}
@Test
void rendersViewsWithRelativeTemplatePaths() {
final String response = target("/test/relative").request().get(String.class);
assertThat(response).isEqualTo("Ok.\n");
}
@Test
void returnsA500ForViewsWithBadTemplatePaths() {
Invocation.Builder request = target("/test/bad").request();
assertThatExceptionOfType(WebApplicationException.class)
.isThrownBy(() -> request.get(String.class))
.satisfies(e -> assertThat(e.getResponse().getStatus()).isEqualTo(500))
.satisfies(e -> assertThat(e.getResponse().readEntity(String.class))
.isEqualTo(ViewRenderExceptionMapper.TEMPLATE_ERROR_MSG));
}
@Test
void returnsA500ForViewsThatCantCompile() {
Invocation.Builder request = target("/test/error").request();
assertThatExceptionOfType(WebApplicationException.class)
.isThrownBy(() -> request.get(String.class))
.satisfies(e -> assertThat(e.getResponse().getStatus()).isEqualTo(500))
.satisfies(e -> assertThat(e.getResponse().readEntity(String.class))
.isEqualTo(ViewRenderExceptionMapper.TEMPLATE_ERROR_MSG));
}
}