irof

def xml = new XmlParser().parseText("""<?xml version="1.0" encoding="UTF-8"?>
<testsuite name="sample.HelloTest" tests="1" skipped="0" failures="0" errors="0" timestamp="2015-12-04T00:11:21" hostname="iProf.local" time="0.22">
  <properties/>
  <testcase name="test_sayHello" classname="sample.HelloTest" time="0.22"/>
  <system-out><![CDATA[system-out-text]]></system-out>
  <system-err><![CDATA[system-err-text]]></system-err>
</testsuite>""")

assert xml."system-out".text() == "system-out-text"

irof

死因 死因 = new SiinBuilder()
                    .外傷(無し)
                    .死亡推定時刻(2015-10-20T12:34:56)
                    .死亡場所(自宅近くの道路)
                    .add目撃証言(2015-10-18, 近隣住民)
                    .年齢(98)
                    .build();

assert 死因 == 交通事故; // => false

irof

import java.time.LocalDateTime;
import java.util.Date;

import static org.junit.Assert.assertFalse;

/**
 * @author irof
 */
public class DateAndDateTimeTest {
    @org.junit.Test

irof

（https://github.com/irof/sandbox/tree/blog/20150501/jaxrs/jersey をちょっと削ったの）

% gradle dependencies --configuration testCompile                                                                            :jersey:dependencies

------------------------------------------------------------
Project :jersey
------------------------------------------------------------

testCompile - Compile classpath for source set 'test'.
+--- org.glassfish.jersey.core:jersey-server:2.17

irof

mkdir ~/hoge
mkdir work
cd work

echo "class Hoge { public static void main(String... args) { System.out.println(1); } }" > Hoge.java
echo "class Fuga { public static void main(String... args) { System.out.println(2); } }" > Fuga.java
javac Hoge.java Fuga.java
jar cvf Hoge.jar Hoge.class
jar cvf Fuga.jar Fuga.class
mv ./*.jar ~/hoge

irof

public class DiamondProblem implements IHoge, IPiyo {

    public static void main(String[] args) {
        System.out.println(new DiamondProblem().hoge());
    }
}

irof

Classfile /x/Hoge.class
  Last modified 2013/03/10; size 301 bytes
  MD5 checksum 41f968697a1e7fe44a4d38e2d709d560
  Compiled from "Hoge.java"
public class Hoge
  SourceFile: "Hoge.java"
  minor version: 0
  major version: 52
  flags: ACC_PUBLIC, ACC_SUPER
Constant pool:

irof

import java.lang.reflect.Method;
import java.util.Arrays;

public class ParameterNameExample {

    public static void main(String... args) {
        Class<ParameterNameExample> clz = ParameterNameExample.class;

        Arrays.stream(clz.getMethods()).filter(m -> m.getName().startsWith("method"))
                .map(m -> m.getName() + Arrays.toString(m.getParameters()))

irof

package net.hogedriven.irof.sandbox;

import org.dbunit.JdbcDatabaseTester;
import org.dbunit.database.DatabaseConfig;
import org.dbunit.database.IDatabaseConnection;
import org.dbunit.dataset.IDataSet;
import org.dbunit.ext.h2.H2DataTypeFactory;
import org.junit.rules.TestRule;
import org.junit.runner.Description;
import org.junit.runners.model.Statement;

irof

package app;

public class CalcSpec extends Specs {
    {
        it("1 足す 2 は 3", () -> {
            expect(() -> 1 + 2).toEqual(3);
        });
        it("1 割る 0 は例外", () -> {
            expect(() -> 1 / 0).toThrow(ArithmeticException.class);
        });