토비 챕터 1.8 ~ 2.2

spring-toby/java-project/build.gradle

@@ -1,7 +1,8 @@
 dependencies {
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.3.1'
+    implementation 'org.junit.jupiter:junit-jupiter:5.4.2'
+    testCompile 'org.junit.jupiter:junit-jupiter-api:5.3.1'
     testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.3.1'
-    // https://mvnrepository.com/artifact/com.h2database/h2
     testCompile group: 'com.h2database', name: 'h2', version: '1.3.148'
+    testCompile group: 'org.assertj', name: 'assertj-core', version: '3.15.0'
 
 }

spring-toby/java-project/src/main/java/com/javabom/toby/chapter2/테스트/Car.java

@@ -0,0 +1,22 @@
+package com.javabom.toby.chapter2.테스트;
+
+public class Car {
+    private static final int MOVE_CONDITION = 4;
+    private int distance;
+
+    public Car(final int distance) {
+        this.distance = distance;
+    }
+
+    public int move(String value) {
+        if (isMovable(Integer.parseInt(value))) {
+            distance++;
+        }
+
+        return distance;
+    }
+
+    private boolean isMovable(int value) {
+        return MOVE_CONDITION < value;
+    }
+}

spring-toby/java-project/src/test/java/com/javabom/toby/chapter2/테스트/CarTest.java

@@ -0,0 +1,39 @@
+package com.javabom.toby.chapter2.테스트;
+
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.CsvSource;
+import org.junit.jupiter.params.provider.ValueSource;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.junit.jupiter.api.Assertions.*;
+
+class CarTest {
+
+    @DisplayName("4 보다 큰 값일때 distance값을 증가시킨다.")
+    @ParameterizedTest
+    @ValueSource(strings = {"5", "6", "7"})
+    void move(String value) {
+        Car car = new Car(3);
+        assertThat(car.move(value)).isEqualTo(4);
+    }
+
+    @DisplayName("4 이하의 값일때 distance값은 증가하지 않는다.")
+    @ParameterizedTest
+    @ValueSource(strings = {"4", "3", "2"})
+    void cannotMove(String value) {
+        Car car = new Car(3);
+        assertThat(car.move(value)).isEqualTo(3);
+    }
+
+    @DisplayName("숫자가 아닌 값이 들어오면 Exception Throw")
+    @ParameterizedTest
+    @ValueSource(strings = {"a", "b", " ", "+"})
+    void exceptionThrowWhenNotNumber(String notNumber) {
+        Car car = new Car(1);
+        assertThatThrownBy(() -> car.move(notNumber))
+                .isInstanceOf(NumberFormatException.class);
+    }
+}

spring-toby/spring-project/build.gradle

@@ -1,5 +1,10 @@
 dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-web'
+    implementation 'org.springframework:spring-jdbc'
+    implementation 'org.springframework.data:spring-data-jpa'
+
+    implementation 'com.h2database:h2'
+
     testImplementation('org.springframework.boot:spring-boot-starter-test') {
         exclude group: 'org.junit.vintage', module: 'junit-vintage-engine'
     }

spring-toby/spring-project/src/main/java/com/javabom/toby/userdao/DaoFactory.java

@@ -0,0 +1,44 @@
+package com.javabom.toby.userdao;
+
+import com.javabom.toby.userdao.connectionmaker.ConnectionMaker;
+import com.javabom.toby.userdao.connectionmaker.LocalDBConnectionMaker;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.jdbc.datasource.SimpleDriverDataSource;
+
+import javax.sql.DataSource;
+
+@Configuration
+public class DaoFactory {
+
+    @Bean
+    public UserDao userDao() {
+        UserDao userDao = new UserDao();
+        userDao.setConnectionMaker(connectionMaker());
+        return userDao;
+    }
+
+    @Bean
+    public UserDao dataSourceUserDao() {
+        UserDao userDao = new UserDao();
+        userDao.setDataSource(dataSource());
+        return userDao;
+    }
+
+    @Bean
+    public ConnectionMaker connectionMaker() {
+        return new LocalDBConnectionMaker();
+    }
+
+    @Bean
+    public DataSource dataSource() {
+        SimpleDriverDataSource dataSource = new SimpleDriverDataSource();
+
+        dataSource.setDriverClass(org.h2.Driver.class);
+        dataSource.setUrl("jdbc:h2:mem:testdb");
+        dataSource.setUsername("test");
+        dataSource.setPassword("1234");
+
+        return dataSource;
+    }
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/userdao/User.java

@@ -0,0 +1,28 @@
+package com.javabom.toby.userdao;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class User {
+    private String id;
+    private String name;
+    private String password;
+
+    public User(final String id, final String name, final String password) {
+        this.id = id;
+        this.name = name;
+        this.password = password;
+    }
+
+    @Override
+    public String toString() {
+        return "User{" +
+                "id='" + id + '\'' +
+                ", name='" + name + '\'' +
+                ", password='" + password + '\'' +
+                '}';
+    }
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/userdao/UserDao.java

@@ -0,0 +1,38 @@
+package com.javabom.toby.userdao;
+
+import com.javabom.toby.userdao.connectionmaker.ConnectionMaker;
+
+import javax.sql.DataSource;
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
+public class UserDao {
+    private ConnectionMaker connectionMaker;
+    private DataSource dataSource;
+
+    public void setDataSource(final DataSource dataSource) {
+        this.dataSource = dataSource;
+    }
+
+    public void setConnectionMaker(final ConnectionMaker connectionMaker) {
+        this.connectionMaker = connectionMaker;
+    }
+
+    public void printConnectionMaker() {
+        this.connectionMaker.makeConnection();
+    }
+
+    public void add(User user) throws SQLException {
+        /**
+         * add user
+         */
+    }
+
+    public void get(String id) throws SQLException {
+        /**
+         * find user by id;
+         */
+    }
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/userdao/UserDaoConnectionTest.java

@@ -0,0 +1,20 @@
+package com.javabom.toby.userdao;
+
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+import org.springframework.context.support.GenericXmlApplicationContext;
+
+public class UserDaoConnectionTest {
+    public static void main(String[] args) {
+        /**
+         * xml 설정 정보
+         */
+        ApplicationContext genericContext = new GenericXmlApplicationContext("applicationContext.xml");
+        UserDao genericDao = genericContext.getBean("userDao", UserDao.class);
+        genericDao.printConnectionMaker();
+
+        ApplicationContext classPathContext = new ClassPathXmlApplicationContext("classPathContext.xml", UserDao.class);
+        UserDao classPathDao = classPathContext.getBean("userDao", UserDao.class);
+        classPathDao.printConnectionMaker();
+    }
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/userdao/connectionmaker/ConnectionMaker.java

@@ -0,0 +1,7 @@
+package com.javabom.toby.userdao.connectionmaker;
+
+import java.sql.Connection;
+
+public interface ConnectionMaker {
+    void makeConnection();
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/userdao/connectionmaker/LocalDBConnectionMaker.java

@@ -0,0 +1,14 @@
+package com.javabom.toby.userdao.connectionmaker;
+
+import java.sql.Connection;
+
+public class LocalDBConnectionMaker implements ConnectionMaker {
+    public LocalDBConnectionMaker() {
+        System.out.println("LocalDB created");
+    }
+
+    @Override
+    public void makeConnection() {
+        System.out.println("LocalDBConnection make");
+    }
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/userdao/connectionmaker/TestDBConnectionMaker.java

@@ -0,0 +1,12 @@
+package com.javabom.toby.userdao.connectionmaker;
+
+public class TestDBConnectionMaker implements ConnectionMaker {
+    public TestDBConnectionMaker() {
+        System.out.println("TestDB created");
+    }
+
+    @Override
+    public void makeConnection() {
+        System.out.println("TestDBConnection make");
+    }
+}

spring-toby/spring-project/src/main/resources/applicationContext.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<beans xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xmlns="http://www.springframework.org/schema/beans"
+       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
+
+    <bean id="localDBConnectionMaker" class="com.javabom.toby.userdao.connectionmaker.LocalDBConnectionMaker"/>
+    <bean id="testDBConnectionMaker" class="com.javabom.toby.userdao.connectionmaker.TestDBConnectionMaker"/>
+
+    <bean id="userDao" class="com.javabom.toby.userdao.UserDao">
+        <property name="connectionMaker" ref="localDBConnectionMaker"/>
+    </bean>
+
+    <bean id="dataSourceUserDao" class="com.javabom.toby.userdao.UserDao">
+        <property name="dataSource" ref="dataSource"/>
+    </bean>
+
+    <bean id="dataSource" class="org.springframework.jdbc.datasource.SimpleDriverDataSource">
+        <property name="driverClass" value="org.h2.Driver"/>
+        <property name="url" value="jdbc:h2:mem:testdb"/>
+        <property name="username" value="test"/>
+        <property name="password" value="1234"/>
+    </bean>
+</beans>

spring-toby/spring-project/src/main/resources/com/javabom/toby/userdao/classPathContext.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<beans xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xmlns="http://www.springframework.org/schema/beans"
+       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
+
+    <bean id="localDBConnectionMaker" class="com.javabom.toby.userdao.connectionmaker.LocalDBConnectionMaker"/>
+    <bean id="testDBConnectionMaker" class="com.javabom.toby.userdao.connectionmaker.TestDBConnectionMaker"/>
+
+    <bean id="userDao" class="com.javabom.toby.userdao.UserDao">
+        <property name="connectionMaker" ref="localDBConnectionMaker"/>
+    </bean>
+
+    <bean id="dataSourceUserDao" class="com.javabom.toby.userdao.UserDao">
+        <property name="dataSource" ref="dataSource"/>
+    </bean>
+
+    <bean id="dataSource" class="org.springframework.jdbc.datasource.SimpleDriverDataSource">
+        <property name="driverClass" value="org.h2.Driver"/>
+        <property name="url" value="jdbc:h2:mem:testdb"/>
+        <property name="username" value="test"/>
+        <property name="password" value="1234"/>
+    </bean>
+</beans>