Add acceptance test

Author: sbrunner

docker-compose.yaml

@@ -18,6 +18,20 @@ services:
       JASPER_LOG_LEVEL: DEBUG
       JAVA_OPTS: '-Dmapfish.image.plugins=true'
 
+  print-context-path:
+    image: mapfish_print_tester
+    user: ${USER_ID}
+    volumes:
+      - ./examples/src/test/resources/examples:/usr/local/tomcat/webapps/ROOT/print-apps:ro
+    ports:
+      - 8081:8080
+    environment:
+      PRINT_YAML_MAX_ALIASES: '200'
+      LOG_LEVEL: DEBUG
+      JASPER_LOG_LEVEL: DEBUG
+      JAVA_OPTS: '-Dmapfish.image.plugins=true'
+      CONTEXT_PATH: /print
+
   tests:
     image: mapfish_print_builder
     user: ${USER_ID}

examples/src/test/java/org/mapfish/print/ContextPathTest.java

@@ -0,0 +1,72 @@
+package org.mapfish.print;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import java.io.IOException;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+import org.json.JSONArray;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mapfish.print.servlet.MapPrinterServlet;
+import org.springframework.http.HttpMethod;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.client.ClientHttpRequest;
+import org.springframework.http.client.ClientHttpResponse;
+import org.springframework.test.context.junit.jupiter.SpringExtension;
+
+/**
+ * Test the servlet print API.
+ *
+ * <p>To run this test make sure that the test servers are running:
+ *
+ * <p>./gradlew examples:farmRun
+ *
+ * <p>Or run the tests with the following task (which automatically starts the servers):
+ *
+ * <p>./gradlew examples:geoserver
+ */
+@ExtendWith(SpringExtension.class)
+public class ContextPathTest extends AbstractApiTest {
+
+  protected static final String PRINT_SERVER = "http://print-context-path:8080/";
+
+  protected ClientHttpRequest getRequest(String path, HttpMethod method)
+      throws IOException, URISyntaxException {
+    var actualUrl =
+        Stream.of(path.split("/")).filter(s -> !s.isEmpty()).collect(Collectors.joining("/"));
+    return httpRequestFactory.createRequest(new URI(PRINT_SERVER + actualUrl), method);
+  }
+
+  @Test
+  public void testIndexRedirect() throws Exception {
+    ClientHttpRequest request = getRequest("print", HttpMethod.GET);
+    try (ClientHttpResponse response = request.execute()) {
+      assertEquals(HttpStatus.FOUND, response.getStatusCode());
+      assertEquals("/print/", response.getHeaders().getLocation().toString());
+    }
+  }
+
+  @Test
+  public void testIndex() throws Exception {
+    ClientHttpRequest request = getRequest("print/", HttpMethod.GET);
+    try (ClientHttpResponse response = request.execute()) {
+      assertEquals(HttpStatus.OK, response.getStatusCode());
+      assertEquals("text/html", response.getHeaders().getContentType().toString());
+    }
+  }
+
+  @Test
+  public void testListApps() throws Exception {
+    ClientHttpRequest request =
+        getRequest("print" + MapPrinterServlet.LIST_APPS_URL, HttpMethod.GET);
+    try (ClientHttpResponse response = request.execute()) {
+      assertEquals(HttpStatus.OK, response.getStatusCode());
+      assertEquals(getJsonMediaType(), response.getHeaders().getContentType());
+      final JSONArray appIdsJson = new JSONArray(getBodyAsText(response));
+      assertFalse(appIdsJson.isEmpty());
+    }
+  }
+}