merge PR #100 fix relative uri encoding in S3Path

thx @sbeimin

Author: jarnaiz

src/test/java/com/upplication/s3fs/Path/ToUriTest.java

@@ -57,6 +57,13 @@ public void toUriWithEndSlash() {
         assertEquals(S3_GLOBAL_URI_TEST + "bucket/folder/", s3Path.toUri().toString());
     }
 
+    @Test
+    public void toUriWithSpaces() {
+        S3Path s3Path = getPath("/bucket/with spaces");
+
+        assertEquals(S3_GLOBAL_URI_TEST.resolve("bucket/with%20spaces") , s3Path.toUri());
+    }
+
     @Test
     public void toUriWithNotEndSlash() {
         S3Path s3Path = getPath("/bucket/file");
@@ -75,6 +82,14 @@ public void toUriRelative() {
         assertEquals(URI.create("with%20space"), withSpaces.toUri());
     }
 
+    @Test
+    public void toUriRelativeWithSpaces() {
+        S3FileSystem fileSystem = s3fsProvider.getFileSystem(S3_GLOBAL_URI_TEST);
+
+        S3Path path = new S3Path(fileSystem, "with space");
+        assertEquals(URI.create("with%20space"), path.toUri());
+    }
+
     @Test
     public void toUriBucketWithoutEndSlash() {
         S3Path s3Path = getPath("/bucket");