Added tests to check for missing hostnames

tests/check_script.bats

@@ -8,6 +8,24 @@ VMNAME=batstestvm
     [[ "${lines[0]}" =~ "NAME" ]]
 }
 
+@test "Test create with no hostname" {
+    run kvm-install-vm create
+    [ "$status" -eq 1 ]
+    [[ "${lines[0]}" =~ "NAME" ]]
+}
+
+@test "Test create with options and no hostname" {
+    run kvm-install-vm create -t debian9 -d 20
+    [ "$status" -eq 1 ]
+    [[ "${lines[0]}" =~ "Please specify a single host to create." ]]
+}
+
+@test "Test remove with no hostname" {
+    run kvm-install-vm remove
+    [ "$status" -eq 1 ]
+    [[ "${lines[0]}" =~ "NAME" ]]
+}
+
 @test "Install VM - $VMNAME" {
     run kvm-install-vm create $VMNAME
     [ "$status" -eq 0 ]