Wrote JUnit testers for blob and index

BlobTest.java

@@ -0,0 +1,88 @@
+import static org.junit.jupiter.api.Assertions.*;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.security.NoSuchAlgorithmException;
+
+import org.junit.jupiter.api.*;
+
+public class BlobTest {
+
+    private Blob blob;
+
+    @BeforeEach
+    public void setUp() {
+        // Create a Blob instance for testing
+        blob = new Blob("testFile.txt");
+    }
+
+    // Test the 'getFileName' method
+    @Test
+    public void testGetFileName() {
+        // Verify that the 'getFileName' method returns the correct file name
+        assertEquals("testFile.txt", blob.getFileName(), "File name should match");
+    }
+
+    // Test the 'fileContents' method
+    @Test
+    public void testFileContents() throws IOException {
+        // Create a temporary test file with known content
+        String testContent = "This is a test file content.";
+        String fileName = "testFile.txt";
+        PrintWriter writer = new PrintWriter(fileName);
+        writer.print(testContent);
+        writer.close();
+
+        // Set the Blob instance to use the temporary test file
+        blob = new Blob(fileName);
+
+        // Verify that 'fileContents' returns the expected content
+        String content = blob.fileContents();
+        assertEquals(testContent, content, "File content should match");
+
+        // Clean up: delete the temporary test file
+        File fileToDelete = new File(fileName);
+        assertTrue(fileToDelete.delete(), "Test file should be deleted");
+    }
+
+    // Test the 'makeFile' method
+    @Test
+    public void testMakeFile() throws NoSuchAlgorithmException, IOException {
+        // Create a temporary test file with known content
+        String testContent = "This is a test file content.";
+        String fileName = "testFile.txt";
+        PrintWriter writer = new PrintWriter(fileName);
+        writer.print(testContent);
+        writer.close();
+
+        // Set the Blob instance to use the temporary test file
+        blob = new Blob(fileName);
+
+        // Call the 'makeFile' method to create a blob file
+        blob.makeFile();
+
+        // Verify that the blob file was created and contains the expected content
+        String blobFileName = blob.getSha1(testContent);
+        File blobFile = new File(blobFileName);
+        assertTrue(blobFile.exists(), "Blob file should exist");
+        assertEquals(testContent, blob.fileContents(), "Blob file content should match");
+
+        // Clean up: delete the temporary test file and the created blob file
+        File fileToDelete = new File(fileName);
+        assertTrue(fileToDelete.delete(), "Test file should be deleted");
+        assertTrue(blobFile.delete(), "Blob file should be deleted");
+    }
+
+    // Test the 'getSha1' method
+    @Test
+    public void testGetSha1() throws NoSuchAlgorithmException {
+        // Compute SHA-1 hash for a known input
+        String input = "Test Input";
+        String expectedSha1 = "4e1243bd22c66e76c2ba9eddc1f91394e57f9f83";
+
+        // Verify that 'getSha1' returns the expected hash
+        String sha1 = blob.getSha1(input);
+        assertEquals(expectedSha1, sha1, "SHA-1 hash should match");
+    }
+}

Index.java

@@ -17,21 +17,21 @@ public Index() {
 
     public void init() throws FileNotFoundException // credit from stackoverflow.com
     {
-// <<<<<<< master
-//         File objects = new File("C:\\Users\\danie\\OneDrive\\Desktop\\Topics Repos\\Programming-Git-Bari\\objects");
-// =======
-//         File objects = new File("./Objects");
-// >>>>>>> master
+        // <<<<<<< master
+        File objects = new File("C:\\Users\\danie\\OneDrive\\Desktop\\Topics Repos\\Programming-Git-Bari\\objects");
+        // =======
+        File objects = new File("./Objects");
+        // >>>>>>> master
         if (!objects.exists()) {
             objects.mkdirs();
         }
 
-// <<<<<<< master
-//         PrintWriter pw = new PrintWriter(
-//                 "C:\\Users\\danie\\OneDrive\\Desktop\\Topics Repos\\Programming-Git-Bari\\index.txt");
-// =======
-//         PrintWriter pw = new PrintWriter("./Index");
-// >>>>>>> master
+        // <<<<<<< master
+        PrintWriter pw = new PrintWriter(
+                "C:\\Users\\danie\\OneDrive\\Desktop\\Topics Repos\\Programming-Git-Bari\\index.txt");
+        // =======
+        // PrintWriter pw = new PrintWriter("./Index");
+        // >>>>>>> master
 
         String words = "";
         pw.print(words);

IndexTest.java

@@ -0,0 +1,48 @@
+import static org.junit.Assert.*;
+
+import java.io.File;
+
+import org.junit.*;
+
+public class IndexTest {
+
+    private Index index;
+
+    @Before
+    public void setUp() {
+        index = new Index();
+    }
+
+    @Test
+    public void testInit() throws Exception {
+        index.init();
+        File objectsDirectory = new File(
+                "C:\\Users\\danie\\OneDrive\\Desktop\\Topics Repos\\Programming-Git-Bari\\objects");
+        assertTrue(objectsDirectory.exists());
+
+        File indexFile = new File("C:\\Users\\danie\\OneDrive\\Desktop\\Topics Repos\\Programming-Git-Bari\\index.txt");
+        assertTrue(indexFile.exists());
+    }
+
+    @Test
+    public void testAdd() throws Exception {
+        index.add("testFile");
+        assertTrue(index.blobs.containsKey("testFile"));
+        assertNotNull(index.blobs.get("testFile"));
+    }
+
+    @Test
+    public void testRemove() {
+        index.blobs.put("testFile", "testSha1");
+        index.remove("testFile");
+        assertNull(index.blobs.get("testFile"));
+    }
+
+    @Test
+    public void testPrintBlobs() {
+        index.blobs.put("testFile1", "testSha1");
+        index.blobs.put("testFile2", "testSha2");
+        index.printBlobs();
+
+    }
+}