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Java-112 Update unit tests for article merge

This commit is contained in:
mikr 2020-02-16 18:32:53 +01:00
parent b155b71c4b
commit 46d3228551
9 changed files with 40 additions and 58 deletions
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91
core-java-modules/core-java-io/src/test/java/com/baeldung/readfile/JavaReadFromFileUnitTest.java
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@ -28,9 +28,9 @@ public class JavaReadFromFileUnitTest {
@Test
public void whenReadWithBufferedReader_thenCorrect() throws IOException {
final String expected_value = "Hello world";
final String expected_value = "Hello, world!";
final BufferedReader reader = new BufferedReader(new FileReader("src/test/resources/test_read.in"));
final BufferedReader reader = new BufferedReader(new FileReader("src/test/resources/fileTest.txt"));
final String currentLine = reader.readLine();
reader.close();
@ -39,7 +39,7 @@ public class JavaReadFromFileUnitTest {
@Test
public void givenFileName_whenUsingClassloader_thenFileData() throws IOException {
String expectedData = "Hello World from fileTest.txt!!!";
String expectedData = "Hello, world!";
ClassLoader classLoader = getClass().getClassLoader();
File file = new File(classLoader.getResource("fileTest.txt").getFile());
@ -51,7 +51,7 @@ public class JavaReadFromFileUnitTest {
@Test
public void givenFileNameAsAbsolutePath_whenUsingClasspath_thenFileData() throws IOException {
String expectedData = "Hello World from fileTest.txt!!!";
String expectedData = "Hello, world!";
Class clazz = JavaReadFromFileUnitTest.class;
InputStream inputStream = clazz.getResourceAsStream("/fileTest.txt");
@ -87,7 +87,7 @@ public class JavaReadFromFileUnitTest {
@Test
public void givenFileName_whenUsingFileUtils_thenFileData() throws IOException {
String expectedData = "Hello World from fileTest.txt!!!";
String expectedData = "Hello, world!";
ClassLoader classLoader = getClass().getClassLoader();
File file = new File(classLoader.getResource("fileTest.txt").getFile());
@ -98,7 +98,7 @@ public class JavaReadFromFileUnitTest {
@Test
public void givenFilePath_whenUsingFilesReadAllBytes_thenFileData() throws IOException, URISyntaxException {
String expectedData = "Hello World from fileTest.txt!!!";
String expectedData = "Hello, world!";
Path path = Paths.get(getClass().getClassLoader().getResource("fileTest.txt").toURI());
@ -110,7 +110,7 @@ public class JavaReadFromFileUnitTest {
@Test
public void givenFilePath_whenUsingFilesLines_thenFileData() throws IOException, URISyntaxException {
String expectedData = "Hello World from fileTest.txt!!!";
String expectedData = "Hello, world!";
Path path = Paths.get(getClass().getClassLoader().getResource("fileTest.txt").toURI());
@ -123,9 +123,9 @@ public class JavaReadFromFileUnitTest {
@Test
public void givenFileName_whenUsingIOUtils_thenFileData() throws IOException {
String expectedData = "This is a content of the file";
String expectedData = "Hello, world!";
FileInputStream fis = new FileInputStream("src/test/resources/test_read9.in");
FileInputStream fis = new FileInputStream("src/test/resources/fileTest.txt");
String data = IOUtils.toString(fis, "UTF-8");
assertEquals(expectedData, data.trim());
@ -133,34 +133,32 @@ public class JavaReadFromFileUnitTest {
@Test
public void whenReadWithScanner_thenCorrect() throws IOException {
final Scanner scanner = new Scanner(new File("src/test/resources/test_read1.in"));
final Scanner scanner = new Scanner(new File("src/test/resources/fileTest.txt"));
scanner.useDelimiter(" ");
assertTrue(scanner.hasNext());
assertEquals("Hello", scanner.next());
assertEquals("world", scanner.next());
assertEquals(1, scanner.nextInt());
assertEquals("Hello,", scanner.next());
assertEquals("world!", scanner.next());
scanner.close();
}
@Test
public void whenReadWithScannerTwoDelimiters_thenCorrect() throws IOException {
final Scanner scanner = new Scanner(new File("src/test/resources/test_read2.in"));
scanner.useDelimiter(",| ");
final Scanner scanner = new Scanner(new File("src/test/resources/fileTest.txt"));
scanner.useDelimiter("\\s|,");
assertTrue(scanner.hasNextInt());
assertEquals(2, scanner.nextInt());
assertEquals(3, scanner.nextInt());
assertEquals(4, scanner.nextInt());
assertTrue(scanner.hasNext());
assertEquals("Hello", scanner.next());
assertEquals("", scanner.next());
assertEquals("world!", scanner.next());
scanner.close();
}
@Test
public void whenReadWithStreamTokenizer_thenCorrectTokens() throws IOException {
final FileReader reader = new FileReader("src/test/resources/test_read3.in");
final FileReader reader = new FileReader("src/test/resources/fileTestTokenizer.txt");
final StreamTokenizer tokenizer = new StreamTokenizer(reader);
tokenizer.nextToken();
@ -177,37 +175,26 @@ public class JavaReadFromFileUnitTest {
@Test
public void whenReadWithDataInputStream_thenCorrect() throws IOException {
final String expected_value = "Hello";
String expectedValue = "Hello, world!";
String file ="src/test/resources/fileTest.txt";
String result;
final DataInputStream reader = new DataInputStream(new FileInputStream("src/test/resources/test_read4.in"));
result = reader.readUTF();
reader.close();
String result = null;
assertEquals(expected_value, result);
}
DataInputStream reader = new DataInputStream(new FileInputStream(file));
int nBytesToRead = reader.available();
if(nBytesToRead > 0) {
byte[] bytes = new byte[nBytesToRead];
reader.read(bytes);
result = new String(bytes);
}
public void whenReadTwoFilesWithSequenceInputStream_thenCorrect() throws IOException {
final int expected_value1 = 2000;
final int expected_value2 = 5000;
final FileInputStream stream1 = new FileInputStream("src/test/resources/test_read5.in");
final FileInputStream stream2 = new FileInputStream("src/test/resources/test_read6.in");
final SequenceInputStream sequence = new SequenceInputStream(stream1, stream2);
final DataInputStream reader = new DataInputStream(sequence);
assertEquals(expected_value1, reader.readInt());
assertEquals(expected_value2, reader.readInt());
reader.close();
stream2.close();
assertEquals(expectedValue, result);
}
@Test
public void whenReadUTFEncodedFile_thenCorrect() throws IOException {
final String expected_value = "青空";
final BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream("src/test/resources/test_read7.in"), "UTF-8"));
final BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream("src/test/resources/fileTestUtf8.txt"), "UTF-8"));
final String currentLine = reader.readLine();
reader.close();
@ -216,8 +203,8 @@ public class JavaReadFromFileUnitTest {
@Test
public void whenReadFileContentsIntoString_thenCorrect() throws IOException {
final String expected_value = "Hello world \n Test line \n";
final BufferedReader reader = new BufferedReader(new FileReader("src/test/resources/test_read8.in"));
final String expected_value = "Hello, world!\n";
final BufferedReader reader = new BufferedReader(new FileReader("src/test/resources/fileTest.txt"));
final StringBuilder builder = new StringBuilder();
String currentLine = reader.readLine();
while (currentLine != null) {
@ -233,8 +220,8 @@ public class JavaReadFromFileUnitTest {
@Test
public void whenReadWithFileChannel_thenCorrect() throws IOException {
final String expected_value = "Hello world";
final RandomAccessFile reader = new RandomAccessFile("src/test/resources/test_read.in", "r");
final String expected_value = "Hello, world!";
final RandomAccessFile reader = new RandomAccessFile("src/test/resources/fileTest.txt", "r");
final FileChannel channel = reader.getChannel();
int bufferSize = 1024;
@ -251,8 +238,8 @@ public class JavaReadFromFileUnitTest {
@Test
public void whenReadSmallFileJava7_thenCorrect() throws IOException {
final String expected_value = "Hello world";
final Path path = Paths.get("src/test/resources/test_read.in");
final String expected_value = "Hello, world!";
final Path path = Paths.get("src/test/resources/fileTest.txt");
final String read = Files.readAllLines(path, Charset.defaultCharset()).get(0);
assertEquals(expected_value, read);
@ -260,9 +247,9 @@ public class JavaReadFromFileUnitTest {
@Test
public void whenReadLargeFileJava7_thenCorrect() throws IOException {
final String expected_value = "Hello world";
final String expected_value = "Hello, world!";
final Path path = Paths.get("src/test/resources/test_read.in");
final Path path = Paths.get("src/test/resources/fileTest.txt");
final BufferedReader reader = Files.newBufferedReader(path, Charset.defaultCharset());
final String line = reader.readLine();
assertEquals(expected_value, line);

2
core-java-modules/core-java-io/src/test/resources/fileTest.txt
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@ -1 +1 @@
Hello World from fileTest.txt!!!
Hello, world!

0
core-java-modules/core-java-io/src/test/resources/test_read3.in → core-java-modules/core-java-io/src/test/resources/fileTestTokenizer.txt
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0
core-java-modules/core-java-io/src/test/resources/test_read7.in → core-java-modules/core-java-io/src/test/resources/fileTestUtf8.txt
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1
core-java-modules/core-java-io/src/test/resources/test_read1.in
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@ -1 +0,0 @@
Hello world 1

1
core-java-modules/core-java-io/src/test/resources/test_read2.in
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@ -1 +0,0 @@
2,3 4

BIN
core-java-modules/core-java-io/src/test/resources/test_read4.in
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2
core-java-modules/core-java-io/src/test/resources/test_read8.in
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@ -1,2 +0,0 @@
Hello world
Test line

1
core-java-modules/core-java-io/src/test/resources/test_read9.in
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@ -1 +0,0 @@
This is a content of the file