From b9970c5e3a27eade87c86e2381b132b37387eeb5 Mon Sep 17 00:00:00 2001
From: nguyennamthai <namthainguyen@gmail.com>
Date: Sun, 23 Sep 2018 17:46:26 +0700
Subject: [PATCH] Bael 2110 (#5286)

* Fix a division method mistake

* What a Spring bean is

* Update

* 2nd update
---
 .../java/com/baeldung/definition/Config.java   | 16 ++++++++++++++++
 .../baeldung/definition/domain/Address.java    | 14 ++++++++++++++
 .../baeldung/definition/domain/Company.java    | 14 ++++++++++++++
 .../definition/SpringBeanIntegrationTest.java  | 18 ++++++++++++++++++
 4 files changed, 62 insertions(+)
 create mode 100644 spring-core/src/main/java/com/baeldung/definition/Config.java
 create mode 100644 spring-core/src/main/java/com/baeldung/definition/domain/Address.java
 create mode 100644 spring-core/src/main/java/com/baeldung/definition/domain/Company.java
 create mode 100644 spring-core/src/test/java/com/baeldung/definition/SpringBeanIntegrationTest.java

diff --git a/spring-core/src/main/java/com/baeldung/definition/Config.java b/spring-core/src/main/java/com/baeldung/definition/Config.java
new file mode 100644
index 0000000000..126e6259ca
--- /dev/null
+++ b/spring-core/src/main/java/com/baeldung/definition/Config.java
@@ -0,0 +1,16 @@
+package com.baeldung.definition;
+
+import com.baeldung.definition.domain.Address;
+import com.baeldung.definition.domain.Company;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ComponentScan(basePackageClasses = Company.class)
+public class Config {
+    @Bean
+    public Address getAddress() {
+        return new Address("High Street", 1000);
+    }
+}
diff --git a/spring-core/src/main/java/com/baeldung/definition/domain/Address.java b/spring-core/src/main/java/com/baeldung/definition/domain/Address.java
new file mode 100644
index 0000000000..91be18398e
--- /dev/null
+++ b/spring-core/src/main/java/com/baeldung/definition/domain/Address.java
@@ -0,0 +1,14 @@
+package com.baeldung.definition.domain;
+
+import lombok.Data;
+
+@Data
+public class Address {
+    private String street;
+    private int number;
+
+    public Address(String street, int number) {
+        this.street = street;
+        this.number = number;
+    }
+}
diff --git a/spring-core/src/main/java/com/baeldung/definition/domain/Company.java b/spring-core/src/main/java/com/baeldung/definition/domain/Company.java
new file mode 100644
index 0000000000..eabde8afdf
--- /dev/null
+++ b/spring-core/src/main/java/com/baeldung/definition/domain/Company.java
@@ -0,0 +1,14 @@
+package com.baeldung.definition.domain;
+
+import lombok.Data;
+import org.springframework.stereotype.Component;
+
+@Data
+@Component
+public class Company {
+    private Address address;
+
+    public Company(Address address) {
+        this.address = address;
+    }
+}
diff --git a/spring-core/src/test/java/com/baeldung/definition/SpringBeanIntegrationTest.java b/spring-core/src/test/java/com/baeldung/definition/SpringBeanIntegrationTest.java
new file mode 100644
index 0000000000..0057611308
--- /dev/null
+++ b/spring-core/src/test/java/com/baeldung/definition/SpringBeanIntegrationTest.java
@@ -0,0 +1,18 @@
+package com.baeldung.definition;
+
+import com.baeldung.definition.domain.Company;
+import org.junit.Test;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
+
+import static org.junit.Assert.assertEquals;
+
+public class SpringBeanIntegrationTest {
+    @Test
+    public void whenUsingIoC_thenDependenciesAreInjected() {
+        ApplicationContext context = new AnnotationConfigApplicationContext(Config.class);
+        Company company = context.getBean("company", Company.class);
+        assertEquals("High Street", company.getAddress().getStreet());
+        assertEquals(1000, company.getAddress().getNumber());
+    }
+}