diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 72b2f531..6e68f061 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -65,7 +65,7 @@ jobs:
         uses: actions/checkout@v3
         with:
           ref: ${{ github.event.pull_request.head.sha || github.sha }}
-          fetch-depth: '1'
+          fetch-depth: '0' # 1 because of sonar.
 
       - name: Setup Java ${{ matrix.java }}
         uses: actions/setup-java@v3
diff --git a/src/test/java/org/carlspring/cloud/storage/s3fs/AttributesUtilsTest.java b/src/test/java/org/carlspring/cloud/storage/s3fs/AttributesUtilsTest.java
index df5b876d..38c988a1 100644
--- a/src/test/java/org/carlspring/cloud/storage/s3fs/AttributesUtilsTest.java
+++ b/src/test/java/org/carlspring/cloud/storage/s3fs/AttributesUtilsTest.java
@@ -12,11 +12,11 @@
 import static org.junit.jupiter.api.Assertions.assertEquals;
 
 
-public class AttributesUtilsTest
+class AttributesUtilsTest
 {
 
     @Test
-    public void filterAll()
+    void filterAll()
     {
 
         final String key = "key";
diff --git a/src/test/java/org/carlspring/cloud/storage/s3fs/CacheTest.java b/src/test/java/org/carlspring/cloud/storage/s3fs/CacheTest.java
index 4647e53a..f2755b91 100644
--- a/src/test/java/org/carlspring/cloud/storage/s3fs/CacheTest.java
+++ b/src/test/java/org/carlspring/cloud/storage/s3fs/CacheTest.java
@@ -9,12 +9,11 @@
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.spy;
 
-public class CacheTest
+class CacheTest
 {
 
-
     @Test
-    public void cacheIsInclusive()
+    void cacheIsInclusive()
     {
         Cache cache = spy(new Cache());
 
@@ -29,7 +28,7 @@ public void cacheIsInclusive()
     }
 
     @Test
-    public void outOfTime()
+    void outOfTime()
     {
         Cache cache = spy(new Cache());
 
@@ -44,7 +43,7 @@ public void outOfTime()
     }
 
     @Test
-    public void infinite()
+    void infinite()
     {
         Cache cache = spy(new Cache());
 
diff --git a/src/test/java/org/carlspring/cloud/storage/s3fs/S3FileAttributesTest.java b/src/test/java/org/carlspring/cloud/storage/s3fs/S3FileAttributesTest.java
index 81f70e47..9ac559d8 100644
--- a/src/test/java/org/carlspring/cloud/storage/s3fs/S3FileAttributesTest.java
+++ b/src/test/java/org/carlspring/cloud/storage/s3fs/S3FileAttributesTest.java
@@ -8,12 +8,12 @@
 import org.junit.jupiter.api.Test;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
-public class S3FileAttributesTest
+class S3FileAttributesTest
 {
 
 
     @Test
-    public void toStringPrintsBasicInfo()
+    void toStringPrintsBasicInfo()
     {
         final String key = "a key";
         final FileTime fileTime = FileTime.from(100, TimeUnit.SECONDS);
diff --git a/src/test/java/org/carlspring/cloud/storage/s3fs/path/S3PathTest.java b/src/test/java/org/carlspring/cloud/storage/s3fs/path/S3PathTest.java
index c74c4b14..a50f25df 100644
--- a/src/test/java/org/carlspring/cloud/storage/s3fs/path/S3PathTest.java
+++ b/src/test/java/org/carlspring/cloud/storage/s3fs/path/S3PathTest.java
@@ -102,7 +102,7 @@ void getParent()
     }
 
     @Test
-    public void normalize()
+    void normalize()
     {
         assertEquals(forPath("/bucket"), forPath("/bucket").normalize());
         assertEquals(forPath("/bucket/"), forPath("/bucket/").normalize());
diff --git a/src/test/java/org/carlspring/cloud/storage/s3fs/spike/FileStoreTest.java b/src/test/java/org/carlspring/cloud/storage/s3fs/spike/FileStoreTest.java
index d906b00a..f73794a0 100644
--- a/src/test/java/org/carlspring/cloud/storage/s3fs/spike/FileStoreTest.java
+++ b/src/test/java/org/carlspring/cloud/storage/s3fs/spike/FileStoreTest.java
@@ -11,7 +11,7 @@
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 
-public class FileStoreTest
+class FileStoreTest
 {
 
     FileSystem fs;
@@ -40,7 +40,7 @@ public void close()
     }
 
     @Test
-    public void getFileStore()
+    void getFileStore()
     {
         System.out.println("Default:");
         System.out.println("-------");
diff --git a/src/test/java/org/carlspring/cloud/storage/s3fs/spike/PathSpecTest.java b/src/test/java/org/carlspring/cloud/storage/s3fs/spike/PathSpecTest.java
index 4f121939..4e528026 100644
--- a/src/test/java/org/carlspring/cloud/storage/s3fs/spike/PathSpecTest.java
+++ b/src/test/java/org/carlspring/cloud/storage/s3fs/spike/PathSpecTest.java
@@ -9,7 +9,7 @@
 import org.junit.jupiter.api.Test;
 import static org.junit.jupiter.api.Assertions.*;
 
-public class PathSpecTest
+class PathSpecTest
 {
 
     FileSystem fs;
@@ -44,7 +44,7 @@ public void close()
     // first and more
 
     @Test
-    public void firstAndMore()
+    void firstAndMore()
     {
         assertEquals(fs.getPath("/dir", "dir", "file"), fs.getPath("/dir", "dir/file"));
         assertEquals(fs.getPath("/dir/dir/file"), fs.getPath("/dir", "dir/file"));
@@ -53,13 +53,13 @@ public void firstAndMore()
     // absolute relative
 
     @Test
-    public void relative()
+    void relative()
     {
         assertFalse(get("file").isAbsolute());
     }
 
     @Test
-    public void absolute()
+    void absolute()
     {
         assertTrue(get("/file/file2").isAbsolute());
     }
@@ -67,62 +67,62 @@ public void absolute()
     // test starts with
 
     @Test
-    public void startsWith()
+    void startsWith()
     {
         assertTrue(get("/file/file1").startsWith(get("/file")));
     }
 
     @Test
-    public void startsWithBlank()
+    void startsWithBlank()
     {
         assertFalse(get("/file").startsWith(get("")));
     }
 
     @Test
-    public void startsWithBlankRelative()
+    void startsWithBlankRelative()
     {
         assertFalse(get("file1").startsWith(get("")));
     }
 
     @Test
-    public void startsWithBlankBlank()
+    void startsWithBlankBlank()
     {
         assertTrue(get("").startsWith(get("")));
     }
 
     @Test
-    public void startsWithRelativeVsAbsolute()
+    void startsWithRelativeVsAbsolute()
     {
         assertFalse(get("/file/file1").startsWith(get("file")));
     }
 
     @Test
-    public void startsWithFalse()
+    void startsWithFalse()
     {
         assertFalse(get("/file/file1").startsWith(get("/file/file1/file2")));
         assertTrue(get("/file/file1/file2").startsWith(get("/file/file1")));
     }
 
     @Test
-    public void startsWithNotNormalize()
+    void startsWithNotNormalize()
     {
         assertFalse(get("/file/file1/file2").startsWith(get("/file/file1/../")));
     }
 
     @Test
-    public void startsWithNormalize()
+    void startsWithNormalize()
     {
         assertTrue(get("/file/file1/file2").startsWith(get("/file/file1/../").normalize()));
     }
 
     @Test
-    public void startsWithRelative()
+    void startsWithRelative()
     {
         assertTrue(get("file/file1").startsWith(get("file")));
     }
 
     @Test
-    public void startsWithString()
+    void startsWithString()
     {
         assertTrue(get("/file/file1").startsWith("/file"));
     }
@@ -130,67 +130,67 @@ public void startsWithString()
     // ends with
 
     @Test
-    public void endsWithAbsoluteRelative()
+    void endsWithAbsoluteRelative()
     {
         assertTrue(get("/file/file1").endsWith(get("file1")));
     }
 
     @Test
-    public void endsWithAbsoluteAbsolute()
+    void endsWithAbsoluteAbsolute()
     {
         assertTrue(get("/file/file1").endsWith(get("/file/file1")));
     }
 
     @Test
-    public void endsWithRelativeRelative()
+    void endsWithRelativeRelative()
     {
         assertTrue(get("file/file1").endsWith(get("file1")));
     }
 
     @Test
-    public void endsWithRelativeAbsolute()
+    void endsWithRelativeAbsolute()
     {
         assertFalse(get("file/file1").endsWith(get("/file")));
     }
 
     @Test
-    public void endsWithDifferentFileSystem()
+    void endsWithDifferentFileSystem()
     {
         assertFalse(get("/file/file1").endsWith(Paths.get("/file/file1")));
     }
 
     @Test
-    public void endsWithBlankRelativeAbsolute()
+    void endsWithBlankRelativeAbsolute()
     {
         assertFalse(get("").endsWith(get("/bucket")));
     }
 
     @Test
-    public void endsWithBlankBlank()
+    void endsWithBlankBlank()
     {
         assertTrue(get("").endsWith(get("")));
     }
 
     @Test
-    public void endsWithRelativeBlankAbsolute()
+    void endsWithRelativeBlankAbsolute()
     {
         assertFalse(get("/bucket/file1").endsWith(get("")));
     }
 
     @Test
-    public void endsWithRelativeBlankRelative()
+    void endsWithRelativeBlankRelative()
     {
         assertFalse(get("file1").endsWith(get("")));
     }
 
     @Test
-    public void getParentNull()
+    void getParentNull()
     {
         assertNull(get("/").getParent());
     }
 
     @Test
-    public void getParentWindowsNull()
+    void getParentWindowsNull()
     {
         assertNull(fsWindows.getPath("C://").getParent());
     }
@@ -198,7 +198,7 @@ public void getParentWindowsNull()
     // file name
 
     @Test
-    public void getFileName()
+    void getFileName()
             throws IOException
     {
         try (FileSystem windows = MemoryFileSystemBuilder.newWindows().build("widows"))
@@ -212,7 +212,7 @@ public void getFileName()
     }
 
     @Test
-    public void getFileNameRootIsNull()
+    void getFileNameRootIsNull()
     {
         Path fileNameRoot = fs.getRootDirectories().iterator().next().getFileName();
 
@@ -222,13 +222,13 @@ public void getFileNameRootIsNull()
     // root
 
     @Test
-    public void getRootReturnBucket()
+    void getRootReturnBucket()
     {
         assertEquals(get("/"), get("/dir/dir/file").getRoot());
     }
 
     @Test
-    public void fileWithSameNameAsDir()
+    void fileWithSameNameAsDir()
             throws IOException
     {
         // We're expecting an exception here to be thrown
@@ -241,7 +241,7 @@ public void fileWithSameNameAsDir()
     }
 
     @Test
-    public void dirWithSameNameAsFile()
+    void dirWithSameNameAsFile()
     {
         // We're expecting an exception here to be thrown
         Exception exception = assertThrows(FileAlreadyExistsException.class, () -> {
@@ -253,7 +253,7 @@ public void dirWithSameNameAsFile()
     }
 
     @Test
-    public void createDirWithoutEndSlash()
+    void createDirWithoutEndSlash()
             throws IOException
     {
         Path dir = Files.createDirectory(fs.getPath("/tmp"));
@@ -261,13 +261,13 @@ public void createDirWithoutEndSlash()
     }
 
     @Test
-    public void getRootRelativeReturnNull()
+    void getRootRelativeReturnNull()
     {
         assertNull(get("dir/file").getRoot());
     }
 
     @Test
-    public void getRoot()
+    void getRoot()
     {
         System.out.println("Default:");
         System.out.println("-------");
diff --git a/src/test/java/org/carlspring/cloud/storage/s3fs/spike/ProviderSpecTest.java b/src/test/java/org/carlspring/cloud/storage/s3fs/spike/ProviderSpecTest.java
index 316f8f0c..35d48c06 100644
--- a/src/test/java/org/carlspring/cloud/storage/s3fs/spike/ProviderSpecTest.java
+++ b/src/test/java/org/carlspring/cloud/storage/s3fs/spike/ProviderSpecTest.java
@@ -16,7 +16,7 @@
 import static org.junit.jupiter.api.Assertions.assertArrayEquals;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
-public class ProviderSpecTest
+class ProviderSpecTest
 {
 
     FileSystem fs;
diff --git a/src/test/java/org/carlspring/cloud/storage/s3fs/spike/SpecTest.java b/src/test/java/org/carlspring/cloud/storage/s3fs/spike/SpecTest.java
index fe61a78d..51424514 100644
--- a/src/test/java/org/carlspring/cloud/storage/s3fs/spike/SpecTest.java
+++ b/src/test/java/org/carlspring/cloud/storage/s3fs/spike/SpecTest.java
@@ -11,15 +11,16 @@
 import java.util.Map;
 
 import org.junit.jupiter.api.Test;
+
 import static org.junit.jupiter.api.Assertions.assertNull;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
-public class SpecTest
+class SpecTest
 {
 
 
     @Test
-    public void parentOfRelativeSinglePathIsNull()
+    void parentOfRelativeSinglePathIsNull()
     {
         Path path = FileSystems.getDefault().getPath("relative");
 
@@ -27,7 +28,7 @@ public void parentOfRelativeSinglePathIsNull()
     }
 
     @Test
-    public void readAttributes()
+    void readAttributes()
             throws IOException
     {
         Path path = Files.createTempFile("asdas", "sdasda");
@@ -37,7 +38,7 @@ public void readAttributes()
     }
 
     @Test
-    public void installedFileSystemsLoadFromMetaInf()
+    void installedFileSystemsLoadFromMetaInf()
     {
         List<FileSystemProvider> providers = FileSystemProvider.installedProviders();
         boolean installed = false;
diff --git a/src/test/java/org/carlspring/cloud/storage/s3fs/spike/URISpikeTest.java b/src/test/java/org/carlspring/cloud/storage/s3fs/spike/URISpikeTest.java
index 65840cb8..b1e37207 100644
--- a/src/test/java/org/carlspring/cloud/storage/s3fs/spike/URISpikeTest.java
+++ b/src/test/java/org/carlspring/cloud/storage/s3fs/spike/URISpikeTest.java
@@ -8,7 +8,7 @@
 import com.google.common.base.Splitter;
 import org.junit.jupiter.api.Test;
 
-public class URISpikeTest
+class URISpikeTest
 {
 
     private List<String> s3Path_cases = Arrays.asList("/bucket//folder//folder2/file",