fix example request filesystem's file renaming

eikenb · eikenb · commit fe93131e0a92 · 2018-08-17T11:59:53.000-07:00
also added a test for the issue Fixes pkg#264
diff --git a/request-example.go b/request-example.go
@@ -83,6 +83,7 @@ func (fs *root) Filecmd(r *Request) error {
 			return &os.LinkError{Op: "rename", Old: r.Filepath, New: r.Target,
 				Err: fmt.Errorf("dest file exists")}
 		}
+		file.name = r.Target
 		fs.files[r.Target] = file
 		delete(fs.files, r.Filepath)
 	case "Rmdir", "Remove":
diff --git a/request-server_test.go b/request-server_test.go
@@ -242,10 +242,11 @@ func TestRequestRename(t *testing.T) {
 	assert.Nil(t, err)
 	err = p.cli.Rename("/foo", "/bar")
 	assert.Nil(t, err)
-	_, err = r.fetch("/bar")
+	f, err := r.fetch("/bar")
+	assert.Equal(t, "bar", f.Name())
 	assert.Nil(t, err)
 	_, err = r.fetch("/foo")
-	assert.Equal(t, err, os.ErrNotExist)
+	assert.Equal(t, os.ErrNotExist, err)
 }
 
 func TestRequestRenameFail(t *testing.T) {

Original file line number	Diff line number	Diff line change
`@@ -83,6 +83,7 @@ func (fs root) Filecmd(r Request) error {`
`83`	`83`	`return &os.LinkError{Op: "rename", Old: r.Filepath, New: r.Target,`
`84`	`84`	`Err: fmt.Errorf("dest file exists")}`
`85`	`85`	`}`
	`86`	`+ file.name = r.Target`
`86`	`87`	`fs.files[r.Target] = file`
`87`	`88`	`delete(fs.files, r.Filepath)`
`88`	`89`	`case "Rmdir", "Remove":`