uri / extension fixes

build.sbt

@@ -1,4 +1,4 @@
 name := "paths"
-version := "1.0.1"
+version := "1.0.2"
 deps += libs.value('commons_io)
 addScala212

src/main/scala/org/hammerlab/paths/Path.scala

@@ -13,11 +13,11 @@ class Path(val path: JPath)
   extends AnyVal
     with Serializable {
 
-  override def toString: String = uri.toString
+  override def toString: String = path.toString
 
   def uri: URI = path.toUri
 
-  def extension: String = getExtension(toString)
+  def extension: String = getExtension(basename)
 
   def exists: Boolean = Files.exists(path)
 
@@ -80,7 +80,7 @@ class Path(val path: JPath)
   /**
    * Append `suffix` to the basename of this [[Path]].
    */
-  def +(suffix: String): Path = Path(toString + suffix)
+  def +(suffix: String): Path = Path(path.toString + suffix)
 
   def /(basename: String): Path = Path(path.resolve(basename))
 

src/test/scala/org/hammerlab/paths/PathTest.scala

@@ -1,5 +1,6 @@
 package org.hammerlab.paths
 
+import java.nio.file.Files
 import java.nio.file.Files.createDirectory
 
 import org.hammerlab.test.Suite
@@ -11,8 +12,17 @@ class PathTest
 
   test("extensions") {
     "abc.def".extension should be("def")
+    Path("abc.def") + ".ghi" should be(Path("abc.def.ghi"))
+    Path("abc.def") / "ghi" should be(Path("abc.def/ghi"))
+
     "/abc/def.gh.ij".extension should be("ij")
     "file:///foo/bar.baz".extension should be("baz")
+    Path("file:///foo/bar.baz") + ".qux" should be(Path("file:///foo/bar.baz.qux"))
+    Path("file:///foo/bar.baz") / "qux" should be(Path("file:///foo/bar.baz/qux"))
+
+    val dir = tmpPath(suffix = ".foo")
+    Files.createDirectory(dir)
+    dir.extension should be("foo")
   }
 
   test("removals") {