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BAEL-7131 - updated based on review comments from Final Review.

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This commit is contained in:
adalagandev 2024-03-06 01:22:17 +01:00
parent c84563ff4d
commit 069952c65c
1 changed files with 0 additions and 39 deletions
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39
core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/inputstream/InputStreamUnitTest.java
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@ -5,17 +5,12 @@ import static org.assertj.core.api.Assertions.assertThat;
import java.io.ByteArrayInputStream; import java.io.ByteArrayInputStream;
import java.io.File; import java.io.File;
import java.io.FileInputStream; import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream; import java.io.InputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.nio.file.Files; import java.nio.file.Files;
import java.nio.file.Path; import java.nio.file.Path;
import java.util.Arrays; import java.util.Arrays;
import java.util.HashMap;
import java.util.List; import java.util.List;
import java.util.Map;
import org.junit.jupiter.api.Test; import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.io.TempDir; import org.junit.jupiter.api.io.TempDir;
@ -32,21 +27,6 @@ public class InputStreamUnitTest {
} }
} }
@Test
public void givenAStringWrittenToFile_whenReadWithFileInputStreamWithStringConstructor_thenItShouldExitsInTheInputStream(@TempDir Path tempDir) throws IOException {
Path sampleOut = tempDir.resolve("sample-out.txt");
String expectedText = "Hello. Hi.";
List<String> lines = Arrays.asList(expectedText);
Files.write(sampleOut, lines);
String fileAbsolutePath = sampleOut.toFile()
.getAbsolutePath();
try (FileInputStream fis = new FileInputStream(fileAbsolutePath)) {
int availableBytes = fis.available();
assertThat(availableBytes).isGreaterThan(0);
assertThat(readString(fis)).contains(expectedText);
}
}
@Test @Test
public void givenAByteArray_whenReadWithByteArrayInputStream_thenTheStringValueOfTheByteArrayShouldMatchTheExpectedString() throws IOException { public void givenAByteArray_whenReadWithByteArrayInputStream_thenTheStringValueOfTheByteArrayShouldMatchTheExpectedString() throws IOException {
byte[] byteArray = { 104, 101, 108, 108, 111 }; byte[] byteArray = { 104, 101, 108, 108, 111 };
@ -55,25 +35,6 @@ public class InputStreamUnitTest {
} }
} }
@Test
public void givenKeyValuePairsWrittenInAFile_whenPassedInOutputStreams_thenThePairsShouldExistsInObjectInputStreams(@TempDir Path tempDir) throws IOException, ClassNotFoundException {
Path sampleOut = tempDir.resolve("sample-out.txt");
File textFile = sampleOut.toFile();
//Serialize a Hashmap then write it into a file.
Map<String, String> kv = new HashMap<>();
try (ObjectOutputStream objectOutStream = new ObjectOutputStream(new FileOutputStream(textFile))) {
kv.put("baseURL", "baeldung.com");
kv.put("apiKey", "this_is_a_test_key");
objectOutStream.writeObject(kv);
}
//Deserialize the contents of a file then transform it back into a Hashmap
try (ObjectInputStream input = new ObjectInputStream(new FileInputStream(textFile))) {
HashMap<String, String> inputKv = (HashMap<String, String>) input.readObject();
assertThat(kv.get("baseURL")).isEqualTo(inputKv.get("baseURL"));
assertThat(kv.get("apiKey")).isEqualTo(inputKv.get("apiKey"));
}
}
private static String readString(InputStream inputStream) throws IOException { private static String readString(InputStream inputStream) throws IOException {
int c; int c;
StringBuilder sb = new StringBuilder(); StringBuilder sb = new StringBuilder();