Added/updated unit tests for WinRM mkdir/rm command filters

test/unit/plugins/communicators/winrm/command_filter_test.rb

@@ -52,14 +52,27 @@ describe VagrantPlugins::CommunicatorWinRM::CommandFilter, unit: true do
         "if (Test-Path $p) {")
     end
 
-    it 'filters out rm -Rf commands' do
+    it 'filters out rm recurse commands' do
       expect(subject.filter('rm -Rf /some/dir')).to eq(
-        "rm '/some/dir' -recurse -force")
+        "rm /some/dir -recurse -force")
+      expect(subject.filter('rm -fr /some/dir')).to eq(
+        "rm /some/dir -recurse -force")
+      expect(subject.filter('rm -r /some/dir')).to eq(
+        "rm /some/dir -recurse -force")
     end
 
     it 'filters out rm commands' do
       expect(subject.filter('rm /some/dir')).to eq(
-        "rm '/some/dir' -force")
+        "rm /some/dir -force")
+      expect(subject.filter('rm -f /some/dir')).to eq(
+        "rm /some/dir -force")
+    end
+
+    it 'filters out mkdir commands' do
+      expect(subject.filter('mkdir /some/dir')).to eq(
+        "mkdir /some/dir -force")
+      expect(subject.filter('mkdir -p /some/dir')).to eq(
+        "mkdir /some/dir -force")
     end
 
     it 'filters out chown commands' do