test/test_python_virtualenv.vader


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Before:
  Save $VIRTUAL_ENV
  let $VIRTUAL_ENV = "/opt/example/"

After:
  Restore

Execute(ale#python#FindVirtualenv falls back to $VIRTUAL_ENV when no directories match):
  AssertEqual
  \  ale#python#FindVirtualenv(bufnr('%')),
  \  '/opt/example/',
  \  'Expected VIRTUAL_ENV environment variable to be used, but it was not'