validate Vagrant version

Signed-off-by: Thomas Sjögren <konstruktoid@users.noreply.github.com>

Author: konstruktoid

tests/test_vagrant.py

@@ -16,6 +16,7 @@
 
 from __future__ import print_function
 import os
+import re
 import shutil
 import subprocess
 import sys
@@ -668,6 +669,14 @@ def test_make_file_cm(test_dir):
         assert read_fh.read() == "one\ntwo\n"
 
 
+def test_vagrant_version():
+    v = vagrant.Vagrant()
+    VAGRANT_VERSION = v.version()
+    sys.stdout.write(f"vagrant_version(): {VAGRANT_VERSION}\n")
+    version_result = bool(re.match("^[0-9.]+$", VAGRANT_VERSION))
+    assert version_result is True
+
+
 def _execute_command_in_vm(v, command):
     """
     Run command via ssh on the test vagrant box.  Returns a tuple of the