Mercurial > hg > SpringPlayground

annotate spring-di-playground/src/test/java/de/comline/spring/QualifierTest.java @ 7:0c3494137a82

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Starte eine H2 web console auf port 8081 fuer besseres DB debugging.
author Dirk Olmes <dirk.olmes@codedo.de>
date Thu, 13 Aug 2020 16:28:20 +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.containsString;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
5 import static org.hamcrest.Matchers.is;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
6 import static org.junit.jupiter.api.Assertions.assertThrows;
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.ConfigurableApplicationContext;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
12 import org.springframework.context.annotation.AnnotationConfigApplicationContext;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
13
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
14 import de.comline.spring.model.ActionMovieCatalog;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
15 import de.comline.spring.model.ActionMovieLister;
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
16 import de.comline.spring.model.ComedyMovieCatalog;
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
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
19 public class QualifierTest {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
20 @Test
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
21 @DisplayName("Requesting explicit interface type")
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
22 public void explicitType() {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
23 try (ConfigurableApplicationContext context = new AnnotationConfigApplicationContext(ActionMovieCatalog.class, ComedyMovieCatalog.class)) {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
24 MovieCatalog action = context.getBean(ActionMovieCatalog.class);
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
25 assertThat(action.getCategory(), is("Action"));
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
26 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
27 }
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 @Test
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
30 @DisplayName("Qualifier can be specified at source")
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
31 public void qualifierAtSource() {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
32 // Note how we add multiple interface implementations to the context
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
33 try (ConfigurableApplicationContext context = new AnnotationConfigApplicationContext(ActionMovieCatalog.class, ComedyMovieCatalog.class, ActionMovieLister.class)) {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
34 ActionMovieLister lister = context.getBean(ActionMovieLister.class);
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
35 assertThat(lister.toString(), containsString("Action"));
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
36 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
37 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
38
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
39 @Test
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
40 @DisplayName("Binding only a single interface implementation")
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
41 public void singleImplementationOfInterface() {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
42 try (ConfigurableApplicationContext context = new AnnotationConfigApplicationContext(ComedyMovieCatalog.class)) {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
43 MovieCatalog catalog = context.getBean(MovieCatalog.class);
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
44 assertThat(catalog.getCategory(), is("Comedy"));
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
45 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
46 }
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
47
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
48 @Test
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
49 @DisplayName("Multiple implementations of the same interface cannot be injected")
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
50 public void multipleInterfaceImplementations() {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
51 try (ConfigurableApplicationContext context = new AnnotationConfigApplicationContext(ActionMovieCatalog.class, ComedyMovieCatalog.class)) {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
52 assertThrows(NoUniqueBeanDefinitionException.class, () -> {
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
53 context.getBean(MovieCatalog.class);
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
54 });
64e2ebad3366 Import des plain Spring DI playground
Dirk Olmes <dirk.olmes@codedo.de>
parents:
diff changeset
55 }
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 }