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October 25, 2023 08:00
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An example how to run integration tests as GraalVM native image.
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package demo; | |
import java.util.Map; | |
import java.util.stream.Collectors; | |
import org.neo4j.driver.Driver; | |
public record Movie(String id, String title) { | |
public static final class Repository { | |
private final Driver driver; | |
public Repository(Driver driver) { | |
this.driver = driver; | |
} | |
public Movie createOrUpdate(String title) { | |
return this.driver.executableQuery("MERGE (n:Movie {title: $title}) RETURN n") | |
.withParameters(Map.of("title", title)) | |
.execute(Collectors.mapping(r -> { | |
var node = r.get("n").asNode(); | |
return new Movie(node.elementId(), node.get("title").asString()); | |
}, Collectors.toList())) | |
.stream() | |
.findFirst() | |
.orElseThrow(); | |
} | |
} | |
} |
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<?xml version="1.0" encoding="UTF-8"?> | |
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> | |
<modelVersion>4.0.0</modelVersion> | |
<groupId>org.example</groupId> | |
<artifactId>graalvm_native_integration_tests</artifactId> | |
<version>1.0-SNAPSHOT</version> | |
<properties> | |
<junit-jupiter.version>5.10.0</junit-jupiter.version> | |
<maven-compiler-plugin.version>3.11.0</maven-compiler-plugin.version> | |
<maven-failsafe-plugin.version>3.2.1</maven-failsafe-plugin.version> | |
<maven.compiler.release>17</maven.compiler.release> | |
<native-maven-plugin.version>0.9.28</native-maven-plugin.version> | |
<neo4j-java-driver.version>5.13.0</neo4j-java-driver.version> | |
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> | |
<slf4j.version>2.0.9</slf4j.version> | |
<testcontainers.version>1.19.1</testcontainers.version> | |
</properties> | |
<dependencyManagement> | |
<dependencies> | |
<dependency> | |
<groupId>org.junit</groupId> | |
<artifactId>junit-bom</artifactId> | |
<version>${junit-jupiter.version}</version> | |
<type>pom</type> | |
<scope>import</scope> | |
</dependency> | |
<dependency> | |
<groupId>org.slf4j</groupId> | |
<artifactId>slf4j-bom</artifactId> | |
<version>${slf4j.version}</version> | |
<type>pom</type> | |
<scope>import</scope> | |
</dependency> | |
<dependency> | |
<groupId>org.testcontainers</groupId> | |
<artifactId>testcontainers-bom</artifactId> | |
<version>${testcontainers.version}</version> | |
<type>pom</type> | |
<scope>import</scope> | |
</dependency> | |
</dependencies> | |
</dependencyManagement> | |
<dependencies> | |
<dependency> | |
<groupId>org.neo4j.driver</groupId> | |
<artifactId>neo4j-java-driver</artifactId> | |
<version>${neo4j-java-driver.version}</version> | |
</dependency> | |
<dependency> | |
<groupId>org.junit.jupiter</groupId> | |
<artifactId>junit-jupiter</artifactId> | |
<scope>test</scope> | |
</dependency> | |
<dependency> | |
<groupId>org.junit.platform</groupId> | |
<artifactId>junit-platform-launcher</artifactId> | |
<scope>test</scope> | |
</dependency> | |
<dependency> | |
<groupId>org.slf4j</groupId> | |
<artifactId>slf4j-simple</artifactId> | |
<scope>test</scope> | |
</dependency> | |
<dependency> | |
<groupId>org.testcontainers</groupId> | |
<artifactId>junit-jupiter</artifactId> | |
<scope>test</scope> | |
</dependency> | |
<dependency> | |
<groupId>org.testcontainers</groupId> | |
<artifactId>neo4j</artifactId> | |
<scope>test</scope> | |
</dependency> | |
</dependencies> | |
<build> | |
<plugins> | |
<plugin> | |
<groupId>org.apache.maven.plugins</groupId> | |
<artifactId>maven-compiler-plugin</artifactId> | |
<version>${maven-compiler-plugin.version}</version> | |
</plugin> | |
<plugin> | |
<groupId>org.apache.maven.plugins</groupId> | |
<artifactId>maven-failsafe-plugin</artifactId> | |
<version>${maven-failsafe-plugin.version}</version> | |
<configuration> | |
<systemPropertyVariables> | |
<junit.platform.listeners.uid.tracking.enabled>true</junit.platform.listeners.uid.tracking.enabled> | |
</systemPropertyVariables> | |
</configuration> | |
<executions> | |
<execution> | |
<goals> | |
<goal>integration-test</goal> | |
<goal>verify</goal> | |
</goals> | |
</execution> | |
</executions> | |
</plugin> | |
</plugins> | |
</build> | |
<profiles> | |
<profile> | |
<id>native-image</id> | |
<activation> | |
<property> | |
<name>native</name> | |
</property> | |
</activation> | |
<build> | |
<plugins> | |
<plugin> | |
<groupId>org.graalvm.buildtools</groupId> | |
<artifactId>native-maven-plugin</artifactId> | |
<version>${native-maven-plugin.version}</version> | |
<configuration> | |
<metadataRepository> | |
<enabled>true</enabled> | |
</metadataRepository> | |
</configuration> | |
<executions> | |
<execution> | |
<id>test-native</id> | |
<goals> | |
<goal>test</goal> | |
</goals> | |
<phase>verify</phase> | |
</execution> | |
</executions> | |
</plugin> | |
</plugins> | |
</build> | |
</profile> | |
</profiles> | |
</project> |
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package demo; | |
import static org.junit.jupiter.api.Assertions.assertNotNull; | |
import org.junit.jupiter.api.AfterAll; | |
import org.junit.jupiter.api.BeforeAll; | |
import org.junit.jupiter.api.Test; | |
import org.junit.jupiter.api.TestInstance; | |
import org.neo4j.driver.AuthTokens; | |
import org.neo4j.driver.Driver; | |
import org.neo4j.driver.GraphDatabase; | |
import org.testcontainers.containers.Neo4jContainer; | |
import org.testcontainers.junit.jupiter.Testcontainers; | |
@Testcontainers(disabledWithoutDocker = true) | |
@TestInstance(TestInstance.Lifecycle.PER_CLASS) | |
class RepositoryIT { | |
protected final Neo4jContainer<?> neo4j = new Neo4jContainer<>("neo4j:5.13.0") | |
.waitingFor(Neo4jContainer.WAIT_FOR_BOLT) | |
.withReuse(true); | |
protected Driver driver; | |
@BeforeAll | |
void startNeo4j() { | |
this.neo4j.start(); | |
this.driver = GraphDatabase.driver(this.neo4j.getBoltUrl(), | |
AuthTokens.basic("neo4j", this.neo4j.getAdminPassword())); | |
} | |
@AfterAll | |
void closeDriver() { | |
if (this.driver == null) { | |
return; | |
} | |
this.driver.close(); | |
} | |
@Test | |
void repositoryShouldWork() { | |
var repository = new Movie.Repository(driver); | |
var newMovie = repository.createOrUpdate("Event Horizon"); | |
assertNotNull(newMovie.id()); | |
} | |
} |
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