[2.2] Graphql coverage

README.md

@@ -186,6 +186,9 @@ Vert.x Mutiny webClient exploratory test.
 
 Also see http/vertx-web-client/README.md
 
+### `http/graphql`
+This module covers some basic scenarios around GraphQL.
+
 ### `javaee-like-getting-started`
 
 Based on `mvn io.quarkus:quarkus-maven-plugin:999-SNAPSHOT:create     -DprojectGroupId=io.quarkus.qe     -DprojectArtifactId=scenario-101-getting-started     -DprojectVersion=1.0.0-SNAPSHOT     -DclassName="io.quarkus.qe.hello.GreetingResource"     -Dextensions=io.quarkus:quarkus-hibernate-orm,io.quarkus:quarkus-jsonb,io.quarkus:quarkus-jsonp,io.quarkus:quarkus-resteasy-jsonb,io.quarkus:quarkus-narayana-jta,io.quarkus:quarkus-elytron-security,io.quarkus:quarkus-scheduler,io.quarkus:quarkus-swagger-ui,io.quarkus:quarkus-hibernate-validator,io.quarkus:quarkus-undertow-websockets,io.quarkus:quarkus-smallrye-fault-tolerance,io.quarkus:quarkus-smallrye-metrics,io.quarkus:quarkus-smallrye-openapi,io.quarkus:quarkus-smallrye-jwt,io.quarkus:quarkus-smallrye-health,io.quarkus:quarkus-smallrye-opentracing` generated project

http/graphql/pom.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>io.quarkus.ts.qe</groupId>
+        <artifactId>parent</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
+        <relativePath>../..</relativePath>
+    </parent>
+    <artifactId>graphql</artifactId>
+    <packaging>jar</packaging>
+    <name>Quarkus QE TS: HTTP: GraphQL</name>
+    <dependencies>
+        <dependency>
+            <groupId>io.quarkus</groupId>
+            <artifactId>quarkus-smallrye-graphql</artifactId>
+        </dependency>
+    </dependencies>
+    <profiles>
+        <profile>
+            <id>deploy-to-openshift-using-extension</id>
+            <dependencies>
+                <dependency>
+                    <groupId>io.quarkus</groupId>
+                    <artifactId>quarkus-openshift</artifactId>
+                </dependency>
+            </dependencies>
+        </profile>
+    </profiles>
+</project>

http/graphql/src/main/java/io/quarkus/ts/http/graphql/Person.java

@@ -0,0 +1,22 @@
+package io.quarkus.ts.http.graphql;
+
+public class Person {
+    public String name;
+    private Person friend;
+
+    public Person(String name) {
+        this.name = name;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setFriend(Person friend) {
+        this.friend = friend;
+    }
+
+    public Person getFriend() {
+        return friend;
+    }
+}

http/graphql/src/main/java/io/quarkus/ts/http/graphql/PersonsEndpoint.java

@@ -0,0 +1,24 @@
+package io.quarkus.ts.http.graphql;
+
+import org.eclipse.microprofile.graphql.Description;
+import org.eclipse.microprofile.graphql.GraphQLApi;
+import org.eclipse.microprofile.graphql.Query;
+
+@GraphQLApi
+public class PersonsEndpoint {
+    private final Person[] philosophers;
+
+    public PersonsEndpoint() {
+        final Person plato = new Person("Plato");
+        final Person aristotle = new Person("Aristotle");
+        plato.setFriend(aristotle);
+        aristotle.setFriend(plato);
+        philosophers = new Person[] { plato, aristotle };
+    }
+
+    @Query("philosophers")
+    @Description("Get a couple of Greek philosophers")
+    public Person[] getPhilosophers() {
+        return philosophers;
+    }
+}

http/graphql/src/main/resources/application.properties

@@ -0,0 +1 @@
+smallrye.graphql.allowGet=true

http/graphql/src/test/java/io/quarkus/ts/http/graphql/GraphQLIT.java

@@ -0,0 +1,70 @@
+package io.quarkus.ts.http.graphql;
+
+import static io.restassured.RestAssured.given;
+
+import org.apache.http.HttpStatus;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Tag;
+import org.junit.jupiter.api.Test;
+
+import io.quarkus.test.scenarios.QuarkusScenario;
+import io.restassured.path.json.JsonPath;
+import io.restassured.response.Response;
+
+@QuarkusScenario
+public class GraphQLIT {
+
+    @Test
+    public void recursive() {
+        final String query = createQuery("philosophers{name,friend{name,friend{name}}}");
+        final Response response = sendQuery(query);
+        final JsonPath json = response.jsonPath();
+        Assertions.assertEquals("Plato", json.getString("data.philosophers[0].name"));
+        Assertions.assertEquals("Aristotle", json.getString("data.philosophers[0].friend.name"));
+        Assertions.assertEquals("Plato", json.getString("data.philosophers[0].friend.friend.name"));
+    }
+
+    @Test
+    public void emptyGet() {
+        Response response = given().basePath("graphql")
+                .contentType("application/json")
+                .post();
+        Assertions.assertNotEquals(HttpStatus.SC_METHOD_NOT_ALLOWED, response.statusCode());
+        Assertions.assertNotEquals(HttpStatus.SC_INTERNAL_SERVER_ERROR, response.statusCode());
+        Assertions.assertNotEquals(HttpStatus.SC_NO_CONTENT, response.statusCode());
+        Assertions.assertEquals(HttpStatus.SC_BAD_REQUEST, response.statusCode());
+    }
+
+    @Test
+    @Tag("QUARKUS-1537")
+    public void emptyPost() {
+        Response response = given().basePath("graphql")
+                .contentType("application/json")
+                .post();
+        Assertions.assertNotEquals(HttpStatus.SC_INTERNAL_SERVER_ERROR, response.statusCode());
+        Assertions.assertEquals(HttpStatus.SC_BAD_REQUEST, response.statusCode());
+    }
+
+    public static Response sendQuery(String query) {
+        return given().basePath("graphql")
+                .contentType("application/json")
+                .body(query)
+                .post();
+    }
+
+    public static String createQuery(String query) {
+        return new StringBuilder()
+                .append('{')
+                .append('"')
+                .append("query")
+                .append('"')
+                .append(':')
+                .append('"')
+                .append('{')
+                .append(query)
+                .append("}")
+                .append('"')
+                .append("}")
+                .toString();
+    }
+}

http/graphql/src/test/java/io/quarkus/ts/http/graphql/OpenShiftGraphQLIT.java

@@ -0,0 +1,8 @@
+package io.quarkus.ts.http.graphql;
+
+import io.quarkus.test.scenarios.OpenShiftScenario;
+
+@OpenShiftScenario
+public class OpenShiftGraphQLIT extends GraphQLIT {
+
+}

pom.xml

@@ -376,6 +376,7 @@
                 <module>http/rest-client-reactive</module>
                 <module>http/servlet-undertow</module>
                 <module>http/vertx-web-client</module>
+                <module>http/graphql</module>
             </modules>
         </profile>
         <profile>