diff --git a/test/unit/plugins/hosts/darwin/cap/smb_test.rb b/test/unit/plugins/hosts/darwin/cap/smb_test.rb
index a0ea44bcd..5d5884bc9 100644
--- a/test/unit/plugins/hosts/darwin/cap/smb_test.rb
+++ b/test/unit/plugins/hosts/darwin/cap/smb_test.rb
@@ -65,7 +65,23 @@ describe VagrantPlugins::HostDarwin::Cap::SMB do
       expect{ subject.smb_start(env) }.to raise_error(VagrantPlugins::SyncedFolderSMB::Errors::SMBStartFailed)
     end
 
-    # TODO Finish out last start coverage
+    it "should not load smbd if it is already loaded" do
+      expect(Vagrant::Util::Subprocess).to receive(:execute).with("launchctl", "list", /smbd/).and_return(result.new(0, "", ""))
+      expect(Vagrant::Util::Subprocess).not_to receive(:execute).with(/sudo/, /launchctl/, "load", "-w", /smbd/)
+      subject.smb_start(env)
+    end
+
+    it "should load smbd if it is not already loaded" do
+      expect(Vagrant::Util::Subprocess).to receive(:execute).with("launchctl", "list", /smbd/).and_return(result.new(1, "", ""))
+      expect(Vagrant::Util::Subprocess).to receive(:execute).with(/sudo/, /launchctl/, "load", "-w", /smbd/).and_return(result.new(0, "", ""))
+      subject.smb_start(env)
+    end
+
+    it "should raise error if load smbd fails" do
+      expect(Vagrant::Util::Subprocess).to receive(:execute).with("launchctl", "list", /smbd/).and_return(result.new(1, "", ""))
+      expect(Vagrant::Util::Subprocess).to receive(:execute).with(/sudo/, /launchctl/, "load", "-w", /smbd/).and_return(result.new(1, "", ""))
+      expect{ subject.smb_start(env) }.to raise_error(VagrantPlugins::SyncedFolderSMB::Errors::SMBStartFailed)
+    end
   end
 
   describe ".smb_cleanup" do
diff --git a/test/unit/plugins/hosts/windows/cap/smb_test.rb b/test/unit/plugins/hosts/windows/cap/smb_test.rb
index 20c09d1ef..216be6397 100644
--- a/test/unit/plugins/hosts/windows/cap/smb_test.rb
+++ b/test/unit/plugins/hosts/windows/cap/smb_test.rb
@@ -9,10 +9,27 @@ describe VagrantPlugins::HostWindows::Cap::SMB do
   let(:options){ {} }
   let(:result){ Vagrant::Util::Subprocess::Result }
   let(:powershell_version){ "3" }
+  let(:smblist){ <<-EOF
+Name        : vgt-CUSTOM_ID-1
+Path        : /a/path
+Description : vgt-CUSTOM_ID-1
+
+Name        : vgt-CUSTOM_ID-2
+Path        : /other/path
+Description : vgt-CUSTOM_ID-2
+
+Name        : my-share
+Path        : /my/path
+Description : Not Vagrant Owned
+
+    EOF
+  }
+
 
   before do
     allow(subject).to receive(:machine_id).and_return("CUSTOM_ID")
     allow(Vagrant::Util::PowerShell).to receive(:version).and_return(powershell_version)
+    allow(Vagrant::Util::PowerShell).to receive(:execute_cmd).and_return("")
     allow(machine.env.ui).to receive(:warn)
     allow(subject).to receive(:sleep)
   end
@@ -35,8 +52,8 @@ describe VagrantPlugins::HostWindows::Cap::SMB do
 
   describe ".smb_cleanup" do
     before do
-      allow(Vagrant::Util::PowerShell).to receive(:execute_cmd).with("net share").
-        and_return("vgt-CUSTOM_ID-1\nvgt-CUSTOM_ID-2\n")
+      allow(Vagrant::Util::PowerShell).to receive(:execute_cmd).with(/Get-SmbShare/).
+        and_return(smblist)
       allow(Vagrant::Util::PowerShell).to receive(:execute).and_return(result.new(0, "", ""))
     end
     after{ subject.smb_cleanup(env, machine, options) }
@@ -52,7 +69,7 @@ describe VagrantPlugins::HostWindows::Cap::SMB do
 
     context "when no shares are defined" do
       before do
-        expect(Vagrant::Util::PowerShell).to receive(:execute_cmd).with("net share").
+        expect(Vagrant::Util::PowerShell).to receive(:execute_cmd).with(/Get-SmbShare/).
           and_return("")
       end
 
diff --git a/test/unit/plugins/synced_folders/smb/synced_folder_test.rb b/test/unit/plugins/synced_folders/smb/synced_folder_test.rb
index b01902df8..a80d45a3a 100644
--- a/test/unit/plugins/synced_folders/smb/synced_folder_test.rb
+++ b/test/unit/plugins/synced_folders/smb/synced_folder_test.rb
@@ -88,7 +88,7 @@ describe VagrantPlugins::SyncedFolderSMB::SyncedFolder do
       end
 
       it "should start the SMB service if capability is available" do
-        expect(host).to receive(:capability).with(:smb_install, any_args)
+        expect(host).to receive(:capability).with(:smb_start, any_args)
         subject.prepare(machine, folders, options)
       end
     end