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Splitted test to grouped by methods used tests.

This commit is contained in:
oborkovskyi 2015-12-21 13:52:26 +02:00 committed by David Morley
parent dc104022ac
commit c244ea7c6b
5 changed files with 205 additions and 177 deletions
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80
guava18/src/test/java/com/baeldung/guava/FluentIterableTest.java Normal file
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package com.baeldung.guava;
import com.baeldung.guava.entity.User;
import com.google.common.base.Functions;
import com.google.common.base.Joiner;
import com.google.common.base.Predicate;
import com.google.common.collect.FluentIterable;
import org.junit.Assert;
import org.junit.Test;
import java.util.ArrayList;
import java.util.List;
import static org.hamcrest.CoreMatchers.equalTo;
public class FluentIterableTest {
private static final int ADULT_AGE = 18;
@Test
public void whenFilteringByAge_shouldFilterOnlyAdultUsers() throws Exception {
List<User> users = new ArrayList<>();
users.add(new User(1L, "John", 45));
users.add(new User(2L, "Michael", 27));
users.add(new User(3L, "Max", 16));
users.add(new User(4L, "Bob", 10));
users.add(new User(5L, "Bill", 65));
Predicate<User> byAge = input -> input.getAge() > ADULT_AGE;
List<String> results = FluentIterable.from(users)
.filter(byAge)
.transform(Functions.toStringFunction())
.toList();
Assert.assertThat(results.size(), equalTo(3));
}
@Test
public void whenCreatingFluentIterableFromArray_shouldContainAllUsers() throws Exception {
User[] usersArray = {new User(1L, "John", 45), new User(2L, "Max", 15)};
FluentIterable<User> users = FluentIterable.of(usersArray);
Assert.assertThat(users.size(), equalTo(2));
}
@Test
public void whenAppendingElementsToFluentIterable_shouldContainAllUsers() throws Exception {
User[] usersArray = {new User(1L, "John", 45), new User(2L, "Max", 15)};
FluentIterable<User> users = FluentIterable.of(usersArray).append(
new User(3L, "Bob", 23),
new User(4L, "Bill", 17)
);
Assert.assertThat(users.size(), equalTo(4));
}
@Test
public void whenAppendingListToFluentIterable_shouldContainAllUsers() throws Exception {
User[] usersArray = {new User(1L, "John", 45), new User(2L, "Max", 15)};
List<User> usersList = new ArrayList<>();
usersList.add(new User(3L, "David", 32));
FluentIterable<User> users = FluentIterable.of(usersArray).append(usersList);
Assert.assertThat(users.size(), equalTo(3));
}
@Test
public void whenJoiningFluentIterableElements_shouldOutputAllUsers() throws Exception {
User[] usersArray = {new User(1L, "John", 45), new User(2L, "Max", 15)};
FluentIterable<User> users = FluentIterable.of(usersArray);
Assert.assertThat(users.join(Joiner.on("; ")),
equalTo("User{id=1, name=John, age=45}; User{id=2, name=Max, age=15}"));
}
}

41
guava18/src/test/java/com/baeldung/guava/GuavaMiscUtilsTest.java Normal file
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package com.baeldung.guava;
import com.google.common.hash.HashCode;
import com.google.common.hash.Hashing;
import com.google.common.net.InetAddresses;
import org.junit.Assert;
import org.junit.Test;
import java.net.InetAddress;
import java.util.concurrent.ConcurrentHashMap;
import static org.hamcrest.CoreMatchers.equalTo;
public class GuavaMiscUtilsTest {
@Test
public void whenHashingData_shouldReturnCorrectHashCode() throws Exception {
int receivedData = 123;
HashCode hashCode = Hashing.crc32c().hashInt(receivedData);
Assert.assertThat(hashCode.toString(), equalTo("495be649"));
}
@Test
public void whenDecrementingIpAddress_shouldReturnOneLessIpAddress() throws Exception {
InetAddress address = InetAddress.getByName("127.0.0.5");
InetAddress decrementedAddress = InetAddresses.decrement(address);
Assert.assertThat(decrementedAddress.toString(), equalTo("/127.0.0.4"));
}
@Test
public void whenExecutingRunnableInThread_shouldLogThreadExecution() throws Exception {
ConcurrentHashMap<String, Boolean> threadExecutions = new ConcurrentHashMap<>();
Runnable logThreadRun = () -> threadExecutions.put(Thread.currentThread().getName(), true);
Thread t = new Thread(logThreadRun);
t.run();
Assert.assertTrue(threadExecutions.get("main"));
}
}

177
guava18/src/test/java/com/baeldung/guava/GuavaTest.java
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import com.baeldung.guava.entity.Administrator;
import com.baeldung.guava.entity.Player;
import com.baeldung.guava.entity.User;
import com.google.common.base.Functions;
import com.google.common.base.Joiner;
import com.google.common.base.Predicate;
import com.google.common.collect.FluentIterable;
import com.google.common.hash.HashCode;
import com.google.common.hash.Hashing;
import com.google.common.net.InetAddresses;
import com.google.common.util.concurrent.ListeningExecutorService;
import com.google.common.util.concurrent.MoreExecutors;
import org.junit.Assert;
import org.junit.Test;
import java.net.InetAddress;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.*;
import static org.hamcrest.CoreMatchers.equalTo;
public class GuavaTest {
private static final int ADULT_AGE = 18;
@Test
public void whenToString_shouldIncludeAllFields() throws Exception {
User user = new User(12L, "John Doe", 25);
Assert.assertThat(user.toString(), equalTo("User{id=12, name=John Doe, age=25}"));
}
@Test
public void whenPlayerToString_shouldCallParentToString() throws Exception {
User user = new Player(12L, "John Doe", 25);
Assert.assertThat(user.toString(), equalTo("User{id=12, name=John Doe, age=25}"));
}
@Test
public void whenAdministratorToString_shouldExecuteAdministratorToString() throws Exception {
User user = new Administrator(12L, "John Doe", 25);
Assert.assertThat(user.toString(), equalTo("Administrator{id=12, name=John Doe, age=25}"));
}
@Test
public void whenFilteringByAge_shouldFilterOnlyAdultUsers() throws Exception {
List<User> users = new ArrayList<>();
users.add(new User(1L, "John", 45));
users.add(new User(2L, "Michael", 27));
users.add(new User(3L, "Max", 16));
users.add(new User(4L, "Bob", 10));
users.add(new User(5L, "Bill", 65));
Predicate<User> byAge = input -> input.getAge() > ADULT_AGE;
List<String> results = FluentIterable.from(users)
.filter(byAge)
.transform(Functions.toStringFunction())
.toList();
Assert.assertThat(results.size(), equalTo(3));
}
@Test
public void whenCreatingFluentIterableFromArray_shouldContainAllUsers() throws Exception {
User[] usersArray = {new User(1L, "John", 45), new User(2L, "Max", 15)} ;
FluentIterable<User> users = FluentIterable.of(usersArray);
Assert.assertThat(users.size(), equalTo(2));
}
@Test
public void whenAppendingElementsToFluentIterable_shouldContainAllUsers() throws Exception {
User[] usersArray = {new User(1L, "John", 45), new User(2L, "Max", 15)};
FluentIterable<User> users = FluentIterable.of(usersArray).append(
new User(3L, "Bob", 23),
new User(4L, "Bill", 17)
);
Assert.assertThat(users.size(), equalTo(4));
}
@Test
public void whenAppendingListToFluentIterable_shouldContainAllUsers() throws Exception {
User[] usersArray = {new User(1L, "John", 45), new User(2L, "Max", 15)};
List<User> usersList = new ArrayList<>();
usersList.add(new User(3L, "David", 32));
FluentIterable<User> users = FluentIterable.of(usersArray).append(usersList);
Assert.assertThat(users.size(), equalTo(3));
}
@Test
public void whenJoiningFluentIterableElements_shouldOutputAllUsers() throws Exception {
User[] usersArray = {new User(1L, "John", 45), new User(2L, "Max", 15)};
FluentIterable<User> users = FluentIterable.of(usersArray);
Assert.assertThat(users.join(Joiner.on("; ")),
equalTo("User{id=1, name=John, age=45}; User{id=2, name=Max, age=15}"));
}
@Test
public void whenHashingData_shouldReturnCorrectHashCode() throws Exception {
int receivedData = 123;
HashCode hashCode = Hashing.crc32c().hashInt(receivedData);
Assert.assertThat(hashCode.toString(), equalTo("495be649"));
}
@Test
public void whenDecrementingIpAddress_shouldReturnOneLessIpAddress() throws Exception {
InetAddress address = InetAddress.getByName("127.0.0.5");
InetAddress decrementedAddress = InetAddresses.decrement(address);
Assert.assertThat(decrementedAddress.toString(), equalTo("/127.0.0.4"));
}
@Test
public void whenExecutingRunnableInThread_shouldLogThreadExecution() throws Exception {
ConcurrentHashMap<String, Boolean> threadExecutions = new ConcurrentHashMap<>();
Runnable logThreadRun = () -> threadExecutions.put(Thread.currentThread().getName(), true);
Thread t = new Thread(logThreadRun);
t.run();
Assert.assertTrue(threadExecutions.get("main"));
}
@Test
public void whenExecutingRunnableInThreadPool_shouldLogAllThreadsExecutions() throws Exception {
ConcurrentHashMap<String, Boolean> threadExecutions = new ConcurrentHashMap<>();
Runnable logThreadRun= () -> threadExecutions.put(Thread.currentThread().getName(), true);
ExecutorService executorService = Executors.newFixedThreadPool(2);
executorService.submit(logThreadRun);
executorService.submit(logThreadRun);
executorService.shutdown();
executorService.awaitTermination(100, TimeUnit.MILLISECONDS);
Assert.assertTrue(threadExecutions.get("pool-1-thread-1"));
Assert.assertTrue(threadExecutions.get("pool-1-thread-2"));
}
@Test
public void whenExecutingRunnableInDirectExecutor_shouldLogThreadExecution() throws Exception {
ConcurrentHashMap<String, Boolean> threadExecutions = new ConcurrentHashMap<>();
Runnable logThreadRun= () -> threadExecutions.put(Thread.currentThread().getName(), true);
Executor executor = MoreExecutors.directExecutor();
executor.execute(logThreadRun);
Assert.assertTrue(threadExecutions.get("main"));
}
@Test
public void whenExecutingRunnableInListeningExecutor_shouldLogThreadExecution() throws Exception {
ConcurrentHashMap<String, Boolean> threadExecutions = new ConcurrentHashMap<>();
Runnable logThreadRun = () -> threadExecutions.put(Thread.currentThread().getName(), true);
ListeningExecutorService executor = MoreExecutors.newDirectExecutorService();
executor.execute(logThreadRun);
Assert.assertTrue(threadExecutions.get("main"));
}
}

51
guava18/src/test/java/com/baeldung/guava/MoreExecutorsTest.java Normal file
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package com.baeldung.guava;
import com.google.common.util.concurrent.ListeningExecutorService;
import com.google.common.util.concurrent.MoreExecutors;
import org.junit.Assert;
import org.junit.Test;
import java.util.concurrent.*;
public class MoreExecutorsTest {
@Test
public void whenExecutingRunnableInThreadPool_shouldLogAllThreadsExecutions() throws Exception {
ConcurrentHashMap<String, Boolean> threadExecutions = new ConcurrentHashMap<>();
Runnable logThreadRun = () -> threadExecutions.put(Thread.currentThread().getName(), true);
ExecutorService executorService = Executors.newFixedThreadPool(2);
executorService.submit(logThreadRun);
executorService.submit(logThreadRun);
executorService.shutdown();
executorService.awaitTermination(100, TimeUnit.MILLISECONDS);
Assert.assertTrue(threadExecutions.get("pool-1-thread-1"));
Assert.assertTrue(threadExecutions.get("pool-1-thread-2"));
}
@Test
public void whenExecutingRunnableInDirectExecutor_shouldLogThreadExecution() throws Exception {
ConcurrentHashMap<String, Boolean> threadExecutions = new ConcurrentHashMap<>();
Runnable logThreadRun = () -> threadExecutions.put(Thread.currentThread().getName(), true);
Executor executor = MoreExecutors.directExecutor();
executor.execute(logThreadRun);
Assert.assertTrue(threadExecutions.get("main"));
}
@Test
public void whenExecutingRunnableInListeningExecutor_shouldLogThreadExecution() throws Exception {
ConcurrentHashMap<String, Boolean> threadExecutions = new ConcurrentHashMap<>();
Runnable logThreadRun = () -> threadExecutions.put(Thread.currentThread().getName(), true);
ListeningExecutorService executor = MoreExecutors.newDirectExecutorService();
executor.execute(logThreadRun);
Assert.assertTrue(threadExecutions.get("main"));
}
}

33
guava18/src/test/java/com/baeldung/guava/MoreObjectsTest.java Normal file
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package com.baeldung.guava;
import com.baeldung.guava.entity.Administrator;
import com.baeldung.guava.entity.Player;
import com.baeldung.guava.entity.User;
import org.junit.Assert;
import org.junit.Test;
import static org.hamcrest.CoreMatchers.equalTo;
public class MoreObjectsTest {
@Test
public void whenToString_shouldIncludeAllFields() throws Exception {
User user = new User(12L, "John Doe", 25);
Assert.assertThat(user.toString(), equalTo("User{id=12, name=John Doe, age=25}"));
}
@Test
public void whenPlayerToString_shouldCallParentToString() throws Exception {
User user = new Player(12L, "John Doe", 25);
Assert.assertThat(user.toString(), equalTo("User{id=12, name=John Doe, age=25}"));
}
@Test
public void whenAdministratorToString_shouldExecuteAdministratorToString() throws Exception {
User user = new Administrator(12L, "John Doe", 25);
Assert.assertThat(user.toString(), equalTo("Administrator{id=12, name=John Doe, age=25}"));
}
}