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maven fix and small formatting work

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This commit is contained in:
eugenp
2016-12-17 15:24:36 +02:00
parent b4ac6c6ec5
commit d66d9fb2c0
11 changed files with 449 additions and 481 deletions
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8
core-java/src/test/java/com/baeldung/algorithms/SimulatedAnnealingTest.java
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@@ -5,9 +5,9 @@ import org.junit.Test;
public class SimulatedAnnealingTest {
@Test
public void testSimulateAnnealing() {
Assert.assertTrue(SimulatedAnnealing.simulateAnnealing(10, 1000, 0.9) > 0);
}
@Test
public void testSimulateAnnealing() {
Assert.assertTrue(SimulatedAnnealing.simulateAnnealing(10, 1000, 0.9) > 0);
}
}

10
core-java/src/test/java/com/baeldung/encoderdecoder/EncoderDecoderUnitTest.java
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@@ -22,7 +22,6 @@ public class EncoderDecoderUnitTest {
private static final String testUrl = "http://www.baeldung.com?key1=value+1&key2=value%40%21%242&key3=value%253";
private static final String testUrlWithPath = "http://www.baeldung.com/path+1?key1=value+1&key2=value%40%21%242&key3=value%253";
private String encodeValue(String value) {
String encoded = null;
try {
@@ -59,9 +58,7 @@ public class EncoderDecoderUnitTest {
requestParams.put("key2", "value@!$2");
requestParams.put("key3", "value%3");
String encodedURL = requestParams.keySet().stream()
.map(key -> key + "=" + encodeValue(requestParams.get(key)))
.collect(joining("&", "http://www.baeldung.com?", ""));
String encodedURL = requestParams.keySet().stream().map(key -> key + "=" + encodeValue(requestParams.get(key))).collect(joining("&", "http://www.baeldung.com?", ""));
Assert.assertThat(testUrl, is(encodedURL));
}
@@ -103,12 +100,9 @@ public class EncoderDecoderUnitTest {
String path = "path+1";
String encodedURL = requestParams.keySet().stream()
.map(key -> key + "=" + encodeValue(requestParams.get(key)))
.collect(joining("&", "http://www.baeldung.com/" + encodePath(path) + "?", ""));
String encodedURL = requestParams.keySet().stream().map(key -> key + "=" + encodeValue(requestParams.get(key))).collect(joining("&", "http://www.baeldung.com/" + encodePath(path) + "?", ""));
Assert.assertThat(testUrlWithPath, is(encodedURL));
}
}

12
core-java/src/test/java/com/baeldung/java8/Java8CollectionCleanupUnitTest.java
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@@ -17,9 +17,7 @@ public class Java8CollectionCleanupUnitTest {
@Test
public void givenListContainsNulls_whenFilteringParallel_thenCorrect() {
final List<Integer> list = Lists.newArrayList(null, 1, 2, null, 3, null);
final List<Integer> listWithoutNulls = list.parallelStream()
.filter(Objects::nonNull)
.collect(Collectors.toList());
final List<Integer> listWithoutNulls = list.parallelStream().filter(Objects::nonNull).collect(Collectors.toList());
assertThat(listWithoutNulls, hasSize(3));
}
@@ -27,9 +25,7 @@ public class Java8CollectionCleanupUnitTest {
@Test
public void givenListContainsNulls_whenFilteringSerial_thenCorrect() {
final List<Integer> list = Lists.newArrayList(null, 1, 2, null, 3, null);
final List<Integer> listWithoutNulls = list.stream()
.filter(Objects::nonNull)
.collect(Collectors.toList());
final List<Integer> listWithoutNulls = list.stream().filter(Objects::nonNull).collect(Collectors.toList());
assertThat(listWithoutNulls, hasSize(3));
}
@@ -45,9 +41,7 @@ public class Java8CollectionCleanupUnitTest {
@Test
public void givenListContainsDuplicates_whenRemovingDuplicatesWithJava8_thenCorrect() {
final List<Integer> listWithDuplicates = Lists.newArrayList(1, 1, 2, 2, 3, 3);
final List<Integer> listWithoutDuplicates = listWithDuplicates.parallelStream()
.distinct()
.collect(Collectors.toList());
final List<Integer> listWithoutDuplicates = listWithDuplicates.parallelStream().distinct().collect(Collectors.toList());
assertThat(listWithoutDuplicates, hasSize(3));
}

14
core-java/src/test/java/com/baeldung/java8/JavaFileSizeUnitTest.java
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@@ -18,13 +18,13 @@ public class JavaFileSizeUnitTest {
@Before
public void init() {
final String separator = File.separator;
filePath = String.join(separator, new String[] {"src", "test", "resources", "testFolder", "sample_file_1.in"});
filePath = String.join(separator, new String[] { "src", "test", "resources", "testFolder", "sample_file_1.in" });
}
@Test
public void whenGetFileSize_thenCorrect() {
final File file = new File(filePath);
final long size = getFileSize(file);
assertEquals(EXPECTED_FILE_SIZE_IN_BYTES, size);
@@ -34,16 +34,16 @@ public class JavaFileSizeUnitTest {
public void whenGetFileSizeUsingNioApi_thenCorrect() throws IOException {
final Path path = Paths.get(this.filePath);
final FileChannel fileChannel = FileChannel.open(path);
final long fileSize = fileChannel.size();
assertEquals(EXPECTED_FILE_SIZE_IN_BYTES, fileSize);
}
@Test
public void whenGetFileSizeUsingApacheCommonsIO_thenCorrect() {
final File file = new File(filePath);
final long size = FileUtils.sizeOf(file);
assertEquals(EXPECTED_FILE_SIZE_IN_BYTES, size);
@@ -52,9 +52,9 @@ public class JavaFileSizeUnitTest {
@Test
public void whenGetReadableFileSize_thenCorrect() {
final File file = new File(filePath);
final long size = getFileSize(file);
assertEquals(EXPECTED_FILE_SIZE_IN_BYTES + " bytes", FileUtils.byteCountToDisplaySize(size));
}

8
core-java/src/test/java/com/baeldung/java8/optional/OptionalTest.java
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@@ -93,6 +93,7 @@ public class OptionalTest {
boolean is2017 = yearOptional.filter(y -> y == 2017).isPresent();
assertFalse(is2017);
}
@Test
public void whenFiltersWithoutOptional_thenCorrect() {
assertTrue(priceIsInRange1(new Modem(10.0)));
@@ -121,12 +122,9 @@ public class OptionalTest {
}
public boolean priceIsInRange2(Modem modem2) {
return Optional.ofNullable(modem2)
.map(Modem::getPrice)
.filter(p -> p >= 10)
.filter(p -> p <= 15)
.isPresent();
return Optional.ofNullable(modem2).map(Modem::getPrice).filter(p -> p >= 10).filter(p -> p <= 15).isPresent();
}
// Transforming Value With map()
@Test
public void givenOptional_whenMapWorks_thenCorrect() {

63
core-java/src/test/java/com/baeldung/java8/unix/grep/GrepWithUnix4JTest.java
View File

@@ -13,46 +13,43 @@ import static org.unix4j.unix.Grep.*;
import static org.unix4j.unix.cut.CutOption.*;
public class GrepWithUnix4JTest {
private File fileToGrep;
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"});
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 whenGrepWithSimpleString_thenCorrect() {
int expectedLineCount = 4;
// grep "NINETEEN" dictionary.txt
List<Line> lines = Unix4j.grep("NINETEEN", fileToGrep).toLineList();
@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));
}
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));
}
}

42
core-java/src/test/java/org/baeldung/java/collections/JoinSplitCollectionsUnitTest.java
View File

@@ -15,8 +15,7 @@ public class JoinSplitCollectionsUnitTest {
public void whenJoiningTwoArrays_thenJoined() {
String[] animals1 = new String[] { "Dog", "Cat" };
String[] animals2 = new String[] { "Bird", "Cow" };
String[] result = Stream.concat(
Arrays.stream(animals1), Arrays.stream(animals2)).toArray(String[]::new);
String[] result = Stream.concat(Arrays.stream(animals1), Arrays.stream(animals2)).toArray(String[]::new);
assertArrayEquals(result, new String[] { "Dog", "Cat", "Bird", "Cow" });
}
@@ -25,9 +24,7 @@ public class JoinSplitCollectionsUnitTest {
public void whenJoiningTwoCollections_thenJoined() {
Collection<String> collection1 = Arrays.asList("Dog", "Cat");
Collection<String> collection2 = Arrays.asList("Bird", "Cow", "Moose");
Collection<String> result = Stream.concat(
collection1.stream(), collection2.stream())
.collect(Collectors.toList());
Collection<String> result = Stream.concat(collection1.stream(), collection2.stream()).collect(Collectors.toList());
assertTrue(result.equals(Arrays.asList("Dog", "Cat", "Bird", "Cow", "Moose")));
}
@@ -36,10 +33,7 @@ public class JoinSplitCollectionsUnitTest {
public void whenJoiningTwoCollectionsWithFilter_thenJoined() {
Collection<String> collection1 = Arrays.asList("Dog", "Cat");
Collection<String> collection2 = Arrays.asList("Bird", "Cow", "Moose");
Collection<String> result = Stream.concat(
collection1.stream(), collection2.stream())
.filter(e -> e.length() == 3)
.collect(Collectors.toList());
Collection<String> result = Stream.concat(collection1.stream(), collection2.stream()).filter(e -> e.length() == 3).collect(Collectors.toList());
assertTrue(result.equals(Arrays.asList("Dog", "Cat", "Cow")));
}
@@ -67,9 +61,7 @@ public class JoinSplitCollectionsUnitTest {
animals.put(2, "Cat");
animals.put(3, "Cow");
String result = animals.entrySet().stream()
.map(entry -> entry.getKey() + " = " + entry.getValue())
.collect(Collectors.joining(", "));
String result = animals.entrySet().stream().map(entry -> entry.getKey() + " = " + entry.getValue()).collect(Collectors.joining(", "));
assertEquals(result, "1 = Dog, 2 = Cat, 3 = Cow");
}
@@ -80,10 +72,7 @@ public class JoinSplitCollectionsUnitTest {
nested.add(Arrays.asList("Dog", "Cat"));
nested.add(Arrays.asList("Cow", "Pig"));
String result = nested.stream().map(
nextList -> nextList.stream()
.collect(Collectors.joining("-")))
.collect(Collectors.joining("; "));
String result = nested.stream().map(nextList -> nextList.stream().collect(Collectors.joining("-"))).collect(Collectors.joining("; "));
assertEquals(result, "Dog-Cat; Cow-Pig");
}
@@ -91,17 +80,14 @@ public class JoinSplitCollectionsUnitTest {
@Test
public void whenConvertCollectionToStringAndSkipNull_thenConverted() {
Collection<String> animals = Arrays.asList("Dog", "Cat", null, "Moose");
String result = animals.stream()
.filter(Objects::nonNull)
.collect(Collectors.joining(", "));
String result = animals.stream().filter(Objects::nonNull).collect(Collectors.joining(", "));
assertEquals(result, "Dog, Cat, Moose");
}
@Test
public void whenSplitCollectionHalf_thenConverted() {
Collection<String> animals = Arrays.asList(
"Dog", "Cat", "Cow", "Bird", "Moose", "Pig");
Collection<String> animals = Arrays.asList("Dog", "Cat", "Cow", "Bird", "Moose", "Pig");
Collection<String> result1 = new ArrayList<>();
Collection<String> result2 = new ArrayList<>();
AtomicInteger count = new AtomicInteger();
@@ -122,9 +108,8 @@ public class JoinSplitCollectionsUnitTest {
@Test
public void whenSplitArrayByWordLength_thenConverted() {
String[] animals = new String[] { "Dog", "Cat", "Bird", "Cow", "Pig", "Moose"};
Map<Integer, List<String>> result = Arrays.stream(animals)
.collect(Collectors.groupingBy(String::length));
String[] animals = new String[] { "Dog", "Cat", "Bird", "Cow", "Pig", "Moose" };
Map<Integer, List<String>> result = Arrays.stream(animals).collect(Collectors.groupingBy(String::length));
assertTrue(result.get(3).equals(Arrays.asList("Dog", "Cat", "Cow", "Pig")));
assertTrue(result.get(4).equals(Arrays.asList("Bird")));
@@ -151,9 +136,7 @@ public class JoinSplitCollectionsUnitTest {
public void whenConvertStringToMap_thenConverted() {
String animals = "1 = Dog, 2 = Cat, 3 = Bird";
Map<Integer, String> result = Arrays.stream(
animals.split(", ")).map(next -> next.split(" = "))
.collect(Collectors.toMap(entry -> Integer.parseInt(entry[0]), entry -> entry[1]));
Map<Integer, String> result = Arrays.stream(animals.split(", ")).map(next -> next.split(" = ")).collect(Collectors.toMap(entry -> Integer.parseInt(entry[0]), entry -> entry[1]));
assertEquals(result.get(1), "Dog");
assertEquals(result.get(2), "Cat");
@@ -164,10 +147,7 @@ public class JoinSplitCollectionsUnitTest {
public void whenConvertCollectionToStringMultipleSeparators_thenConverted() {
String animals = "Dog. , Cat, Bird. Cow";
Collection<String> result = Arrays.stream(animals.split("[,|.]"))
.map(String::trim)
.filter(next -> !next.isEmpty())
.collect(Collectors.toList());
Collection<String> result = Arrays.stream(animals.split("[,|.]")).map(String::trim).filter(next -> !next.isEmpty()).collect(Collectors.toList());
assertTrue(result.equals(Arrays.asList("Dog", "Cat", "Bird", "Cow")));
}