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[BAEL-13506] - Split or move core-java-8 module (#7790)

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This commit is contained in:
Amit Pandey
2019-09-20 19:00:34 +05:30
committed by Josh Cummings
parent 7d65b1fb24
commit f2cac1ab7c
124 changed files with 640 additions and 51 deletions
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7
core-java-modules/core-java-datetime/README.md Normal file
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=========
## Core Java 8 Cookbooks and Examples
### Relevant Articles:
- [Set the Time Zone of a Date in Java](https://www.baeldung.com/java-set-date-time-zone)
- [Overriding System Time for Testing in Java](https://www.baeldung.com/java-override-system-time)

101
core-java-modules/core-java-datetime/pom.xml Normal file
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>core-java-datetime</artifactId>
<version>0.1.0-SNAPSHOT</version>
<name>core-java-datetime</name>
<packaging>jar</packaging>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-java</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../../parent-java</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>${commons-lang3.version}</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>${lombok.version}</version>
<scope>provided</scope>
</dependency>
<!-- test scoped -->
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>joda-time</groupId>
<artifactId>joda-time</artifactId>
<version>${joda.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<version>${asspectj.version}</version>
</dependency>
<dependency>
<groupId>org.powermock</groupId>
<artifactId>powermock-module-junit4</artifactId>
<version>${powermock.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.powermock</groupId>
<artifactId>powermock-api-mockito2</artifactId>
<version>${powermock.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.jmockit</groupId>
<artifactId>jmockit</artifactId>
<version>${jmockit.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<finalName>core-java-datetime</finalName>
<resources>
<resource>
<directory>src/main/resources</directory>
<filtering>true</filtering>
</resource>
</resources>
<plugins>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>${maven-surefire-plugin.version}</version>
<configuration>
<argLine>
-javaagent:${settings.localRepository}/org/jmockit/jmockit/${jmockit.version}/jmockit-${jmockit.version}.jar
</argLine>
<disableXmlReport>true</disableXmlReport>
</configuration>
</plugin>
</plugins>
</build>
<properties>
<!-- util -->
<commons-math3.version>3.6.1</commons-math3.version>
<joda.version>2.10</joda.version>
<!-- testing -->
<assertj.version>3.6.1</assertj.version>
<asspectj.version>1.8.9</asspectj.version>
<powermock.version>2.0.0-RC.4</powermock.version>
<jmockit.version>1.44</jmockit.version>
<!-- plugins -->
<maven-surefire-plugin.version>2.22.1</maven-surefire-plugin.version>
</properties>
</project>

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core-java-modules/core-java-datetime/src/main/resources/logback.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
</pattern>
</encoder>
</appender>
<root level="INFO">
<appender-ref ref="STDOUT" />
</root>
</configuration>

42
core-java-modules/core-java-datetime/src/test/java/com/baeldung/time/InstantUnitTest.java Normal file
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package com.baeldung.time;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import java.time.Clock;
import java.time.Instant;
import java.time.ZoneId;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.when;
import static org.powermock.api.mockito.PowerMockito.mockStatic;
@RunWith(PowerMockRunner.class)
@PrepareForTest({ Instant.class })
public class InstantUnitTest {
@Test
public void givenInstantMock_whenNow_thenGetFixedInstant() {
String instantExpected = "2014-12-22T10:15:30Z";
Clock clock = Clock.fixed(Instant.parse(instantExpected), ZoneId.of("UTC"));
Instant instant = Instant.now(clock);
mockStatic(Instant.class);
when(Instant.now()).thenReturn(instant);
Instant now = Instant.now();
assertThat(now.toString()).isEqualTo(instantExpected);
}
@Test
public void givenFixedClock_whenNow_thenGetFixedInstant() {
String instantExpected = "2014-12-22T10:15:30Z";
Clock clock = Clock.fixed(Instant.parse(instantExpected), ZoneId.of("UTC"));
Instant instant = Instant.now(clock);
assertThat(instant.toString()).isEqualTo(instantExpected);
}
}

47
core-java-modules/core-java-datetime/src/test/java/com/baeldung/time/InstantWithJMockUnitTest.java Normal file
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package com.baeldung.time;
import mockit.Expectations;
import mockit.Mock;
import mockit.MockUp;
import org.junit.jupiter.api.Test;
import java.time.Clock;
import java.time.Instant;
import java.time.ZoneId;
import static org.assertj.core.api.Assertions.assertThat;
public class InstantWithJMockUnitTest {
@Test
public void givenInstantWithJMock_whenNow_thenGetFixedInstant() {
String instantExpected = "2014-12-21T10:15:30Z";
Clock clock = Clock.fixed(Instant.parse(instantExpected), ZoneId.of("UTC"));
new MockUp<Instant>() {
@Mock
public Instant now() {
return Instant.now(clock);
}
};
Instant now = Instant.now();
assertThat(now.toString()).isEqualTo(instantExpected);
}
@Test
public void givenInstantWithExpectations_whenNow_thenGetFixedInstant() {
Clock clock = Clock.fixed(Instant.parse("2014-12-23T10:15:30.00Z"), ZoneId.of("UTC"));
Instant instantExpected = Instant.now(clock);
new Expectations(Instant.class) {
{
Instant.now();
result = instantExpected;
}
};
Instant now = Instant.now();
assertThat(now).isEqualTo(instantExpected);
}
}

43
core-java-modules/core-java-datetime/src/test/java/com/baeldung/time/LocalDateTimeUnitTest.java Normal file
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package com.baeldung.time;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import java.time.Clock;
import java.time.Instant;
import java.time.LocalDateTime;
import java.time.ZoneId;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.when;
import static org.powermock.api.mockito.PowerMockito.mockStatic;
@RunWith(PowerMockRunner.class)
@PrepareForTest({ LocalDateTime.class })
public class LocalDateTimeUnitTest {
@Test
public void givenLocalDateTimeMock_whenNow_thenGetFixedLocalDateTime() {
Clock clock = Clock.fixed(Instant.parse("2014-12-22T10:15:30.00Z"), ZoneId.of("UTC"));
LocalDateTime dateTime = LocalDateTime.now(clock);
mockStatic(LocalDateTime.class);
when(LocalDateTime.now()).thenReturn(dateTime);
String dateTimeExpected = "2014-12-22T10:15:30";
LocalDateTime now = LocalDateTime.now();
assertThat(now).isEqualTo(dateTimeExpected);
}
@Test
public void givenFixedClock_whenNow_thenGetFixedLocalDateTime() {
Clock clock = Clock.fixed(Instant.parse("2014-12-22T10:15:30.00Z"), ZoneId.of("UTC"));
String dateTimeExpected = "2014-12-22T10:15:30";
LocalDateTime dateTime = LocalDateTime.now(clock);
assertThat(dateTime).isEqualTo(dateTimeExpected);
}
}

48
core-java-modules/core-java-datetime/src/test/java/com/baeldung/time/LocalDateTimeWithJMockUnitTest.java Normal file
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package com.baeldung.time;
import mockit.Expectations;
import mockit.Mock;
import mockit.MockUp;
import org.junit.jupiter.api.Test;
import java.time.Clock;
import java.time.Instant;
import java.time.LocalDateTime;
import java.time.ZoneId;
import static org.assertj.core.api.Assertions.assertThat;
public class LocalDateTimeWithJMockUnitTest {
@Test
public void givenLocalDateTimeWithJMock_whenNow_thenGetFixedLocalDateTime() {
Clock clock = Clock.fixed(Instant.parse("2014-12-21T10:15:30.00Z"), ZoneId.of("UTC"));
new MockUp<LocalDateTime>() {
@Mock
public LocalDateTime now() {
return LocalDateTime.now(clock);
}
};
String dateTimeExpected = "2014-12-21T10:15:30";
LocalDateTime now = LocalDateTime.now();
assertThat(now).isEqualTo(dateTimeExpected);
}
@Test
public void givenLocalDateTimeWithExpectations_whenNow_thenGetFixedLocalDateTime() {
Clock clock = Clock.fixed(Instant.parse("2014-12-23T10:15:30.00Z"), ZoneId.of("UTC"));
LocalDateTime dateTimeExpected = LocalDateTime.now(clock);
new Expectations(LocalDateTime.class) {
{
LocalDateTime.now();
result = dateTimeExpected;
}
};
LocalDateTime now = LocalDateTime.now();
assertThat(now).isEqualTo(dateTimeExpected);
}
}

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core-java-modules/core-java-datetime/src/test/resources/.gitignore vendored Normal file
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*.class
#folders#
/target
/neoDb*
/data
/src/main/webapp/WEB-INF/classes
*/META-INF/*
# Packaged files #
*.jar
*.war
*.ear