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[BAEL-15993] - Move articles out of core-java pt 3

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Sjmillington
2019-11-02 11:40:05 +00:00
parent 7940f0d912
commit 0fe123a691
21 changed files with 416 additions and 6 deletions
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20
core-java-modules/core-java/src/test/java/com/baeldung/abstractclasses/test/LowercaseFileReaderUnitTest.java
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package com.baeldung.abstractclasses.test;
import com.baeldung.abstractclasses.filereaders.BaseFileReader;
import com.baeldung.abstractclasses.filereaders.LowercaseFileReader;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
import org.junit.Test;
public class LowercaseFileReaderUnitTest {
@Test
public void givenLowercaseFileReaderInstance_whenCalledreadFile_thenCorrect() throws Exception {
Path path = Paths.get(getClass().getClassLoader().getResource("files/test.txt").toURI());
BaseFileReader lowercaseFileReader = new LowercaseFileReader(path);
assertThat(lowercaseFileReader.readFile()).isInstanceOf(List.class);
}
}

20
core-java-modules/core-java/src/test/java/com/baeldung/abstractclasses/test/UppercaseFileReaderUnitTest.java
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package com.baeldung.abstractclasses.test;
import com.baeldung.abstractclasses.filereaders.BaseFileReader;
import com.baeldung.abstractclasses.filereaders.UppercaseFileReader;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
import org.junit.Test;
public class UppercaseFileReaderUnitTest {
@Test
public void givenUppercaseFileReaderInstance_whenCalledreadFile_thenCorrect() throws Exception {
Path path = Paths.get(getClass().getClassLoader().getResource("files/test.txt").toURI());
BaseFileReader uppercaseFileReader = new UppercaseFileReader(path);
assertThat(uppercaseFileReader.readFile()).isInstanceOf(List.class);
}
}

81
core-java-modules/core-java/src/test/java/com/baeldung/bitwiseoperator/test/BitwiseOperatorUnitTest.java
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package com.baeldung.bitwiseoperator.test;
import static org.junit.Assert.assertEquals;
import org.junit.jupiter.api.Test;
public class BitwiseOperatorUnitTest {
@Test
public void givenTwoIntegers_whenAndOperator_thenNewDecimalNumber() {
int value1 = 6;
int value2 = 5;
int result = value1 & value2;
assertEquals(4, result);
}
@Test
public void givenTwoIntegers_whenOrOperator_thenNewDecimalNumber() {
int value1 = 6;
int value2 = 5;
int result = value1 | value2;
assertEquals(7, result);
}
@Test
public void givenTwoIntegers_whenXorOperator_thenNewDecimalNumber() {
int value1 = 6;
int value2 = 5;
int result = value1 ^ value2;
assertEquals(3, result);
}
@Test
public void givenOneInteger_whenNotOperator_thenNewDecimalNumber() {
int value1 = 6;
int result = ~value1;
assertEquals(result, -7);
}
@Test
public void givenOnePositiveInteger_whenSignedRightShiftOperator_thenNewDecimalNumber() {
int value = 12;
int rightShift = value >> 2;
assertEquals(3, rightShift);
}
@Test
public void givenOneNegativeInteger_whenSignedRightShiftOperator_thenNewDecimalNumber() {
int value = -12;
int rightShift = value >> 2;
assertEquals(-3, rightShift);
}
@Test
public void givenOnePositiveInteger_whenLeftShiftOperator_thenNewDecimalNumber() {
int value = 12;
int leftShift = value << 2;
assertEquals(48, leftShift);
}
@Test
public void givenOneNegativeInteger_whenLeftShiftOperator_thenNewDecimalNumber() {
int value = -12;
int leftShift = value << 2;
assertEquals(-48, leftShift);
}
@Test
public void givenOnePositiveInteger_whenUnsignedRightShiftOperator_thenNewDecimalNumber() {
int value = 12;
int unsignedRightShift = value >>> 2;
assertEquals(3, unsignedRightShift);
}
@Test
public void givenOneNegativeInteger_whenUnsignedRightShiftOperator_thenNewDecimalNumber() {
int value = -12;
int unsignedRightShift = value >>> 2;
assertEquals(1073741821, unsignedRightShift);
}
}

24
core-java-modules/core-java/src/test/java/com/baeldung/manifest/ExecuteJarFileUnitTest.java
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package com.baeldung.manifest;
import static org.junit.Assert.*;
import org.junit.Test;
public class ExecuteJarFileUnitTest {
private static final String ERROR_MESSAGE = "no main manifest attribute, in example.jar\n";
private static final String SUCCESS_MESSAGE = "AppExample executed!\n";
@Test
public final void givenDefaultManifest_whenManifestAttributeIsNotPresent_thenGetErrorMessage() {
String output = ExecuteJarFile.executeJarWithoutManifestAttribute();
assertEquals(ERROR_MESSAGE, output);
}
@Test
public final void givenCustomManifest_whenManifestAttributeIsPresent_thenGetSuccessMessage() {
String output = ExecuteJarFile.executeJarWithManifestAttribute();
assertEquals(SUCCESS_MESSAGE, output);
}
}