Test generating from Micronaut (#19)

* example of using the generator with Micronaut

* added forgotten test fixtures

* Revert "added forgotten test fixtures"

This reverts commit 2ee3c5e.

* added javadoc (fixed violation)

docs/guide/src/docs/asciidoc/index.adoc

@@ -161,13 +161,21 @@ TIP: You can use `MicronautJdbcGenrator` instead of `MicronautJpaGenerator` to g
 include::{root-dir}/examples/micronaut-grails-example/src/test/groovy/micronaut/grails/example/GeneratorSpec.groovy[tags=body]
 ----
 
+[source,groovy,indent=0,options="nowrap"]
+.Micronaut Usage
+----
+include::{root-dir}/examples/micronaut-grails-domain-library/src/test/groovy/com/agorapulse/micronaut/grails/domain/MicronautGeneratorSpec.groovy[tags=body]
+----
+
 
 [source,groovy,indent=0,options="nowrap"]
 .Grails Console Usage
 ----
 ctx.micronautJpaGenerator.generate(new File('/path/to/generated/sources'))
 ----
 
+
+
 The current generator supports
 
  * Constraints

examples/micronaut-grails-domain-library/micronaut-grails-domain-library.gradle

@@ -46,4 +46,15 @@ dependencies {
     annotationProcessor "io.micronaut:micronaut-inject-java"
     compile "io.micronaut:micronaut-runtime-groovy"
     compile "io.micronaut:micronaut-validation"
+
+    testCompile project(':micronaut-grails-jpa-generator')
+
+    testCompile 'com.agorapulse.testing:fixt:0.2.1.1'
+
+    testCompile 'io.micronaut:micronaut-inject-groovy'
+    testCompile 'org.mariadb.jdbc:mariadb-java-client:2.7.3'
+    testCompile "org.testcontainers:mariadb:$testcontainersVersion"
+    testCompile 'com.github.docker-java:docker-java-api:3.2.8'
+    testCompile 'com.github.docker-java:docker-java-transport-zerodep:3.2.8'
+    testCompile 'net.java.dev.jna:jna:5.8.0'
 }

examples/micronaut-grails-domain-library/src/test/groovy/com/agorapulse/micronaut/grails/domain/MicronautGeneratorSpec.groovy

@@ -0,0 +1,75 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Copyright 2020 Vladimir Orany.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.agorapulse.micronaut.grails.domain
+
+// tag::body[]
+import com.agorapulse.micronaut.grails.jpa.generator.MicronautJpaGenerator
+import com.agorapulse.testing.fixt.Fixt
+import io.micronaut.context.ApplicationContext
+import org.grails.datastore.gorm.validation.constraints.eval.DefaultConstraintEvaluator
+import org.grails.orm.hibernate.HibernateDatastore
+import spock.lang.AutoCleanup
+import spock.lang.Specification
+
+/**
+ * Example specification generating JPA entities from GORM entities.
+ */
+class MicronautGeneratorSpec extends Specification {
+
+    Fixt fixt = Fixt.create(MicronautGeneratorSpec)
+
+    @AutoCleanup ApplicationContext context = ApplicationContext.run()
+
+    MicronautJpaGenerator generator = new MicronautJpaGenerator(
+        context.getBean(HibernateDatastore),
+        new DefaultConstraintEvaluator()
+    )
+
+    void 'generate domains'() {
+        given:
+            File root = initRootDirectory()
+        when:
+            generator.generate(root)
+        then:
+            noExceptionThrown()
+
+        when:
+            File entityFile = new File(root, 'com/agorapulse/micronaut/grails/domain/Manager.groovy')
+            File repositoryFile = new File(root, 'com/agorapulse/micronaut/grails/domain/ManagerRepository.groovy')
+        then:
+            entityFile.exists()
+            entityFile.text.trim() == fixt.readText('Manager.groovy.txt').trim()
+
+            repositoryFile.exists()
+            repositoryFile.text.trim() == fixt.readText('ManagerRepository.groovy.txt').trim()
+    }
+
+    private static File initRootDirectory() {
+        File root = new File(System.getProperty('java.io.tmpdir'), 'micronaut-data-model')
+
+        if (root.exists()) {
+            root.deleteDir()
+        }
+
+        root.mkdirs()
+
+        return root
+    }
+
+}
+// end::body[]

examples/micronaut-grails-domain-library/src/test/resources/application-test.yml

@@ -0,0 +1,7 @@
+dataSource:
+  dbCreate: "create-drop"
+  url: "jdbc:tc:mariadb:10.5.10:///test?useSSL=false"
+  driverClassName: "org.testcontainers.jdbc.ContainerDatabaseDriver"
+  dialect: org.hibernate.dialect.MySQL5InnoDBDialect
+  username: "username"
+  password: "password"

examples/micronaut-grails-domain-library/src/test/resources/com/agorapulse/micronaut/grails/domain/MicronautGeneratorSpec/Manager.groovy.txt

@@ -0,0 +1,26 @@
+package com.agorapulse.micronaut.grails.domain
+
+import groovy.transform.CompileStatic
+import javax.persistence.Entity
+import javax.persistence.GeneratedValue
+import javax.persistence.GenerationType
+import javax.persistence.Id
+import javax.persistence.Version
+import javax.validation.constraints.NotNull
+import javax.validation.constraints.Size
+
+@Entity
+@CompileStatic
+class Manager {
+
+    @Id @GeneratedValue(strategy = GenerationType.IDENTITY)
+    Long id
+
+    @Version
+    Long version
+
+    @NotNull
+    @Size(max = 255)
+    String name
+
+}

examples/micronaut-grails-domain-library/src/test/resources/com/agorapulse/micronaut/grails/domain/MicronautGeneratorSpec/ManagerRepository.groovy.txt

@@ -0,0 +1,9 @@
+package com.agorapulse.micronaut.grails.domain
+
+import io.micronaut.data.annotation.Repository
+import io.micronaut.data.repository.CrudRepository
+
+@Repository
+interface ManagerRepository extends CrudRepository<Manager, Long> {
+
+}

gradle.properties

@@ -28,7 +28,7 @@ groovyVersion = 2.5.8
 spockVersion = 1.3-groovy-2.5
 awsSdkVersion = 1.11.656
 awsSdk2Version = 2.9.24
-testcontainersVersion = 1.12.1
+testcontainersVersion = 1.15.3
 groovyClosureSupportVersion = 0.6.0
 kordampVersion=0.46.0
 nexusPluginVersion=1.0.0