Mercurial > hg > SpringPlayground

annotate spring-di-playground/src/test/java/de/comline/spring/ClasspathScanningTest.java @ 20:452cfefb0e1e default tip

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Einfache Spring Application, die ihre config aus dem Spring Cloud Config Server liest
author Dirk Olmes <dirk.olmes@codedo.de>
date Thu, 17 Sep 2020 17:25:15 +0200
parents 64e2ebad3366
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
1 package de.comline.spring;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
2
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
3 import static org.hamcrest.MatcherAssert.assertThat;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
4 import static org.hamcrest.Matchers.is;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
5 import static org.junit.jupiter.api.Assertions.assertThrows;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
6 import static org.junit.jupiter.api.Assertions.fail;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
7
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
8 import org.junit.jupiter.api.DisplayName;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
9 import org.junit.jupiter.api.Test;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
10 import org.springframework.beans.factory.NoUniqueBeanDefinitionException;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
11 import org.springframework.context.annotation.AnnotationConfigApplicationContext;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
12 import org.springframework.context.annotation.ComponentScan;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
13 import org.springframework.context.annotation.ComponentScan.Filter;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
14 import org.springframework.context.annotation.Configuration;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
15 import org.springframework.context.annotation.FilterType;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
16
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
17 import de.comline.spring.model.MovieCatalog;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
18 import de.comline.spring.model.scanning.ActionMovieCatalogComponent;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
19
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
20 public class ClasspathScanningTest {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
21 @Test
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
22 @DisplayName("Scanning explicit packages")
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
23 public void classpathScanning() {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
24 try (AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext("de.comline.spring.model.scanning")) {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
25 assertThrows(NoUniqueBeanDefinitionException.class, () -> {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
26 context.getBean(MovieCatalog.class);
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
27 fail("Classpath scanning must have detected both implementations of the MovieCatalog interface");
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
28 });
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
29 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
30 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
31
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
32 @Test
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
33 @DisplayName("Scanning by configuration")
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
34 public void explicitConfiguration() {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
35 try (AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(ScanningConfiguration.class)) {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
36 assertThrows(NoUniqueBeanDefinitionException.class, () -> {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
37 context.getBean(MovieCatalog.class);
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
38 fail("Classpath scanning must have detected both implementations of the MovieCatalog interface");
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
39 });
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
40 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
41 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
42
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
43 @Test
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
44 @DisplayName("Scanning by configuration with filter")
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
45 public void configurationWithFilter() {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
46 try (AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(FilteredScanningConfiguration.class)) {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
47 MovieCatalog catalog = context.getBean(MovieCatalog.class);
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
48 assertThat(catalog.getCategory(), is("Comedy"));
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
49 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
50 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
51
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
52 /**
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
53 * Note: class may not be final.<br/>
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
54 * Note: class must have a default constructor which is package protected at
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
55 * least
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
56 */
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
57 @Configuration
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
58 @ComponentScan(basePackages = "de.comline.spring.model.scanning")
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
59 private static class ScanningConfiguration {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
60 @SuppressWarnings("unused")
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
61 ScanningConfiguration() {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
62 super();
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
63 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
64 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
65
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
66 @Configuration
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
67 @ComponentScan(basePackages = "de.comline.spring.model.scanning", excludeFilters = @Filter(type = FilterType.ASSIGNABLE_TYPE, classes = ActionMovieCatalogComponent.class))
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
68 private static class FilteredScanningConfiguration {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
69 @SuppressWarnings("unused")
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
70 FilteredScanningConfiguration() {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
71 super();
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
72 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
73 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
74 }