Feat: Test code for GraphQL

spring-for-graphql/README.md

@@ -0,0 +1,41 @@
+
+
+```graphql
+mutation {
+    saveMember(body: {
+        name: "멤버"
+        age: 15
+        role: ADMIN
+    }) {
+        id
+        age
+        name
+        role
+    }
+}
+
+query {
+  getMember(id:1) {
+    id
+    name
+    age
+    role
+  }
+}
+
+query {
+    getMemberList {
+        id
+        name
+        age
+        role
+    }
+}
+```
+
+
+# _Reference_
+- [GraphQL official documentation](https://graphql.org/learn)
+- [GraphQL official documentation - schema](https://graphql.org/learn/schema/)
+- [Baeldung Blog - Getting Started with GraphQL and Spring Boot](https://www.baeldung.com/spring-graphql)
+- [tech blog1](https://danawalab.github.io/spring/2022/06/06/Spring-for-GraphQL.html)

spring-for-graphql/build.gradle

@@ -30,9 +30,14 @@ dependencies {
 	// graph ql - supported various scalars
 	implementation 'com.graphql-java:graphql-java-extended-scalars:21.0'
 	implementation 'org.springframework.boot:spring-boot-starter-web'
+	testImplementation 'org.projectlombok:lombok'
+
 	compileOnly 'org.projectlombok:lombok'
 	runtimeOnly 'com.h2database:h2'
+
 	annotationProcessor 'org.projectlombok:lombok'
+	testAnnotationProcessor 'org.projectlombok:lombok'
+
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 	testImplementation 'org.springframework:spring-webflux'
 	testImplementation 'org.springframework.graphql:spring-graphql-test'

spring-for-graphql/src/main/java/com/example/demo/DemoApplication.java

@@ -1,8 +1,8 @@
 package com.example.demo;
 
 import com.example.demo.domain.Member;
-import com.example.demo.repository.MemberRepository;
 import com.example.demo.domain.MemberRole;
+import com.example.demo.repository.MemberRepository;
 import org.springframework.boot.CommandLineRunner;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
@@ -18,11 +18,11 @@ public static void main(String[] args) {
 	@Bean
 	public CommandLineRunner runner(MemberRepository repository) {
 		return args -> {
-			repository.save(new Member(1L, "member1", MemberRole.NORMAL, 10));
-			repository.save(new Member(2L, "member2", MemberRole.NORMAL, 20));
-			repository.save(new Member(3L, "member3", MemberRole.NORMAL, 30));
-			repository.save(new Member(4L, "member4", MemberRole.ADMIN, 40));
-			repository.save(new Member(5L, "member5", MemberRole.ADMIN, 50));
+			repository.save(new Member("member1", MemberRole.NORMAL, 10));
+			repository.save(new Member("member2", MemberRole.NORMAL, 20));
+			repository.save(new Member("member3", MemberRole.NORMAL, 30));
+			repository.save(new Member("member4", MemberRole.ADMIN, 40));
+			repository.save(new Member("member5", MemberRole.ADMIN, 50));
 		};
 	}
 

spring-for-graphql/src/test/java/com/example/demo/controller/MemberGraphQLControllerTest.java

@@ -0,0 +1,120 @@
+package com.example.demo.controller;
+
+import com.example.demo.config.GraphQlConfig;
+import com.example.demo.domain.Member;
+import com.example.demo.domain.MemberRole;
+import com.example.demo.repository.MemberRepository;
+import lombok.SneakyThrows;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.graphql.tester.AutoConfigureGraphQlTester;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.context.annotation.Import;
+import org.springframework.graphql.test.tester.GraphQlTester;
+
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.HashMap;
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+
+@SpringBootTest
+@AutoConfigureGraphQlTester
+@Import(GraphQlConfig.class)
+class MemberGraphQLControllerTest {
+
+    @Autowired
+    private GraphQlTester graphQlTester;
+
+    @Autowired
+    private MemberRepository repository;
+
+
+    @BeforeEach
+    void addDummyData() {
+        repository.save(new Member("member1", MemberRole.NORMAL, 10));
+        repository.save(new Member("member2", MemberRole.NORMAL, 20));
+        repository.save(new Member("member3", MemberRole.NORMAL, 30));
+        repository.save(new Member("member4", MemberRole.ADMIN, 40));
+        repository.save(new Member("member5", MemberRole.ADMIN, 50));
+    }
+
+    @AfterEach
+    void clear() {
+        repository.deleteAll();
+    }
+
+
+    @Test
+    void getMember_thenReturnResponse1() {
+        long id = repository.findAll().stream().findFirst().orElseThrow().getId();
+
+        String documentName = "getMember";
+
+        graphQlTester.documentName(documentName)
+                .variable("id", id)
+                .execute()
+                .path("$")
+                .matchesJson(expected(documentName));
+    }
+
+    @Test
+    void getMember_thenReturnResponse2() {
+        long id = repository.findAll().stream().findFirst().orElseThrow().getId();
+
+        String query = String.format("{ getMember(id: %d) { id name age role }}", id);
+        Member member = graphQlTester.document(query)
+                .execute()
+                .path("data.getMember")
+                .entity(Member.class)
+                .get();
+
+        assertThat(member).isNotNull();
+        assertThat(member.getAge()).isEqualTo(10);
+    }
+
+
+    @Test
+    void getMemberList_thenReturnResponse1() {
+        String documentName = "getMemberList";
+
+        List<Member> memberList = graphQlTester.documentName(documentName)
+                .execute()
+                .path("data.getMemberList[*]")
+                .entityList(Member.class)
+                .get();
+
+        assertThat(memberList.size()).isEqualTo(5);
+    }
+
+    @Test
+    void saveMember_thenReturnResponse1() {
+        String name = "멤버";
+        MemberRole role = MemberRole.ADMIN;
+        int age = 15;
+
+        HashMap<String, Object> map = new HashMap<>();
+        map.put("name", name);
+        map.put("role", role);
+        map.put("age", age);
+
+        String documentName = "saveMember";
+
+        graphQlTester.documentName(documentName)
+                .variable("body", map)
+                .execute()
+                .path("$")
+                .matchesJson(expected(documentName));
+    }
+
+    @SneakyThrows
+    public static String expected(String fileName) {
+        Path path = Paths.get("src/test/resources/graphql-response/" + fileName + "ExpectedResponse.json");
+        return new String(Files.readAllBytes(path));
+    }
+}

spring-for-graphql/src/test/resources/graphql-response/getMemberExpectedResponse.json

@@ -0,0 +1,9 @@
+{
+  "data": {
+    "getMember": {
+      "name": "member1",
+      "age": 10,
+      "role": "NORMAL"
+    }
+  }
+}

spring-for-graphql/src/test/resources/graphql-response/getMemberListExpectedResponse.json

@@ -0,0 +1,31 @@
+{
+  "data": {
+    "getMemberList": [
+      {
+        "name": "member1",
+        "age": 10,
+        "role": "NORMAL"
+      },
+      {
+        "name": "member2",
+        "age": 20,
+        "role": "NORMAL"
+      },
+      {
+        "name": "member3",
+        "age": 30,
+        "role": "NORMAL"
+      },
+      {
+        "name": "member4",
+        "age": 40,
+        "role": "ADMIN"
+      },
+      {
+        "name": "member5",
+        "age": 50,
+        "role": "ADMIN"
+      }
+    ]
+  }
+}

spring-for-graphql/src/test/resources/graphql-response/saveMemberExpectedResponse.json

@@ -0,0 +1,9 @@
+{
+  "data": {
+    "saveMember": {
+      "age": 15,
+      "name": "멤버",
+      "role": "ADMIN"
+    }
+  }
+}

spring-for-graphql/src/test/resources/graphql-test/getMember.graphql

@@ -0,0 +1,7 @@
+query getMember ($id: Long!) {
+    getMember(id: $id) {
+        name
+        age
+        role
+    }
+}

spring-for-graphql/src/test/resources/graphql-test/getMemberList.graphql

@@ -0,0 +1,7 @@
+query getMemberList {
+    getMemberList {
+        name
+        age
+        role
+    }
+}

spring-for-graphql/src/test/resources/graphql-test/saveMember.graphql

@@ -0,0 +1,7 @@
+mutation saveMember ($body: CreateMemberRequestDto!) {
+    saveMember(body: $body) {
+        age
+        name
+        role
+    }
+}