Examples with Session org.neo4j.driver.v1.Session used on opensource projects

Example 86 with Session

use of org.neo4j.driver.v1.Session in project cypher-for-gremlin by opencypher.

the class GremlinNeo4jDriverTest method invalidSyntax.

@Test
public void invalidSyntax() {
    Driver driver = GremlinDatabase.driver("//localhost:" + server.getPort());
    try (Session session = driver.session()) {
        StatementResult result = session.run("INVALID");
        Throwable throwable = catchThrowable(result::list);
        assertThat(throwable).hasMessageContaining("Invalid input");
    }
}

Example 87 with Session

use of org.neo4j.driver.v1.Session in project cypher-for-gremlin by opencypher.

the class GremlinNeo4jDriverTest method invalidSyntaxInTranslation.

@Test
public void invalidSyntaxInTranslation() {
    Config config = Config.build().withTranslation(TranslatorFlavor.gremlinServer()).toConfig();
    Driver driver = GremlinDatabase.driver("//localhost:" + server.getPort(), config);
    try (Session session = driver.session()) {
        StatementResult result = session.run("INVALID");
        Throwable throwable = catchThrowable(result::list);
        assertThat(throwable).hasMessageContaining("Invalid input");
    }
}

Example 88 with Session

use of org.neo4j.driver.v1.Session in project cypher-for-gremlin by opencypher.

the class GremlinNeo4jDriverTest method simple.

@Test
public void simple() {
    Driver adam = GremlinDatabase.driver("//localhost:" + server.getPort());
    try (Session session = adam.session()) {
        StatementResult result = session.run("MATCH (n:person) RETURN count(n) as count");
        int count = result.single().get("count").asInt();
        assertThat(count).isEqualTo(4);
    }
}

Example 89 with Session

use of org.neo4j.driver.v1.Session in project cypher-for-gremlin by opencypher.

the class GremlinNeo4jDriverTest method multipleRows.

@Test
public void multipleRows() {
    Cluster cluster = Cluster.build().addContactPoints("localhost").port(server.getPort()).create();
    Driver driver = GremlinDatabase.driver(cluster);
    try (Session session = driver.session()) {
        StatementResult result = session.run("MATCH (p:person) RETURN p.name, p.age");
        List<String> rows = result.list(r -> r.get("p.name").asString() + r.get("p.age").asInt());
        assertThat(rows).containsExactly("marko29", "vadas27", "josh32", "peter35");
    }
}

Example 90 with Session

use of org.neo4j.driver.v1.Session in project cypher-for-gremlin by opencypher.

the class CypherGremlinNeo4jDriver method createUseDriver.

@Test
public void createUseDriver() throws Exception {
    int port = gremlinServer.getPort();
    // freshReadmeSnippet: createConfiguration
    Config config = Config.build().withTranslation().toConfig();
    String uri = "//localhost:" + port;
    Driver driver = GremlinDatabase.driver(uri, config);
    // freshReadmeSnippet: useDriver
    try (Session session = driver.session()) {
        StatementResult result = session.run("CREATE (a:Greeting) " + "SET a.message = $message " + "RETURN a.message", parameters("message", "Hello"));
        String message = result.single().get(0).asString();
        assertThat(message).isEqualTo("Hello");
    }
// freshReadmeSnippet: useDriver
}