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Merge branch 'master' into BAEL-16646-2

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This commit is contained in:
Josh Cummings
2019-10-26 12:56:07 -06:00
committed by GitHub
parent ae008f52f5 0c5c2d4e7f
commit 44609b3e74
92 changed files with 761 additions and 547 deletions
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23
core-java-modules/core-java/src/test/java/com/baeldung/classloader/CustomClassLoaderUnitTest.java
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package com.baeldung.classloader;
import org.junit.Test;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
public class CustomClassLoaderUnitTest {
@Test
public void customLoader() throws ClassNotFoundException, IllegalAccessException, InstantiationException, NoSuchMethodException, InvocationTargetException {
CustomClassLoader customClassLoader = new CustomClassLoader();
Class<?> c = customClassLoader.findClass(PrintClassLoader.class.getName());
Object ob = c.newInstance();
Method md = c.getMethod("printClassLoaders");
md.invoke(ob);
}
}

14
core-java-modules/core-java/src/test/java/com/baeldung/classloader/PrintClassLoaderUnitTest.java
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@@ -1,14 +0,0 @@
package com.baeldung.classloader;
import org.junit.Test;
import static org.junit.Assert.*;
public class PrintClassLoaderUnitTest {
@Test(expected = ClassNotFoundException.class)
public void givenAppClassLoader_whenParentClassLoader_thenClassNotFoundException() throws Exception {
PrintClassLoader sampleClassLoader = (PrintClassLoader) Class.forName(PrintClassLoader.class.getName()).newInstance();
sampleClassLoader.printClassLoaders();
Class.forName(PrintClassLoader.class.getName(), true, PrintClassLoader.class.getClassLoader().getParent());
}
}

55
core-java-modules/core-java/src/test/java/com/baeldung/grep/GrepWithUnix4JIntegrationTest.java
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package com.baeldung.grep;
import java.io.File;
import java.util.List;
import org.junit.Before;
import org.junit.Test;
import org.unix4j.Unix4j;
import static org.unix4j.Unix4j.*;
import static org.junit.Assert.assertEquals;
import org.unix4j.line.Line;
import static org.unix4j.unix.Grep.*;
import static org.unix4j.unix.cut.CutOption.*;
public class GrepWithUnix4JIntegrationTest {
private File fileToGrep;
@Before
public void init() {
final String separator = File.separator;
final String filePath = String.join(separator, new String[] { "src", "test", "resources", "dictionary.in" });
fileToGrep = new File(filePath);
}
@Test
public void whenGrepWithSimpleString_thenCorrect() {
int expectedLineCount = 4;
// grep "NINETEEN" dictionary.txt
List<Line> lines = Unix4j.grep("NINETEEN", fileToGrep).toLineList();
assertEquals(expectedLineCount, lines.size());
}
@Test
public void whenInverseGrepWithSimpleString_thenCorrect() {
int expectedLineCount = 178687;
// grep -v "NINETEEN" dictionary.txt
List<Line> lines = grep(Options.v, "NINETEEN", fileToGrep).toLineList();
assertEquals(expectedLineCount, lines.size());
}
@Test
public void whenGrepWithRegex_thenCorrect() {
int expectedLineCount = 151;
// grep -c ".*?NINE.*?" dictionary.txt
String patternCount = grep(Options.c, ".*?NINE.*?", fileToGrep).cut(fields, ":", 1).toStringResult();
assertEquals(expectedLineCount, Integer.parseInt(patternCount));
}
}

25
core-java-modules/core-java/src/test/java/com/baeldung/printscreen/ScreenshotLiveTest.java
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@@ -1,25 +0,0 @@
package com.baeldung.printscreen;
import org.junit.After;
import org.junit.Test;
import java.io.File;
import static org.junit.Assert.assertTrue;
public class ScreenshotLiveTest {
private Screenshot screenshot = new Screenshot("Screenshot.jpg");
private File file = new File("Screenshot.jpg");
@Test
public void testGetScreenshot() throws Exception {
screenshot.getScreenshot(2000);
assertTrue(file.exists());
}
@After
public void tearDown() throws Exception {
file.delete();
}
}

25
core-java-modules/core-java/src/test/java/com/baeldung/system/WhenDetectingOSUnitTest.java
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package com.baeldung.system;
import org.junit.Assert;
import org.junit.Ignore;
import org.junit.Test;
@Ignore
public class WhenDetectingOSUnitTest {
private DetectOS os = new DetectOS();
@Test
public void whenUsingSystemProperty_shouldReturnOS() {
String expected = "Windows 10";
String actual = os.getOperatingSystem();
Assert.assertEquals(expected, actual);
}
@Test
public void whenUsingSystemUtils_shouldReturnOS() {
String expected = "Windows 10";
String actual = os.getOperatingSystemSystemUtils();
Assert.assertEquals(expected, actual);
}
}

61
core-java-modules/core-java/src/test/java/org/baeldung/java/shell/JavaProcessUnitIntegrationTest.java
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@@ -1,61 +0,0 @@
package org.baeldung.java.shell;
import org.junit.Assert;
import org.junit.Test;
import java.io.*;
import java.util.concurrent.Executors;
import java.util.function.Consumer;
public class JavaProcessUnitIntegrationTest {
private static final boolean IS_WINDOWS = System.getProperty("os.name").toLowerCase().startsWith("windows");
private static class StreamGobbler implements Runnable {
private InputStream inputStream;
private Consumer<String> consumer;
public StreamGobbler(InputStream inputStream, Consumer<String> consumer) {
this.inputStream = inputStream;
this.consumer = consumer;
}
@Override
public void run() {
new BufferedReader(new InputStreamReader(inputStream)).lines().forEach(consumer);
}
}
private Consumer<String> consumer = Assert::assertNotNull;
private String homeDirectory = System.getProperty("user.home");
@Test
public void givenProcess_whenCreatingViaRuntime_shouldSucceed() throws Exception {
Process process;
if (IS_WINDOWS) {
process = Runtime.getRuntime().exec(String.format("cmd.exe /c dir %s", homeDirectory));
} else {
process = Runtime.getRuntime().exec(String.format("sh -c ls %s", homeDirectory));
}
StreamGobbler streamGobbler = new StreamGobbler(process.getInputStream(), consumer);
Executors.newSingleThreadExecutor().submit(streamGobbler);
int exitCode = process.waitFor();
Assert.assertEquals(0, exitCode);
}
@Test
public void givenProcess_whenCreatingViaProcessBuilder_shouldSucceed() throws Exception {
ProcessBuilder builder = new ProcessBuilder();
if (IS_WINDOWS) {
builder.command("cmd.exe", "/c", "dir");
} else {
builder.command("sh", "-c", "ls");
}
builder.directory(new File(homeDirectory));
Process process = builder.start();
StreamGobbler streamGobbler = new StreamGobbler(process.getInputStream(), consumer);
Executors.newSingleThreadExecutor().submit(streamGobbler);
int exitCode = process.waitFor();
Assert.assertEquals(0, exitCode);
}
}