Migrate tests/integration/modules/test_virtualenv_mod.py to functional

Signed-off-by: Pedro Algarvio <palgarvio@vmware.com>

tests/pytests/functional/modules/test_virtualenv_mod.py

@@ -0,0 +1,73 @@
+import shutil
+
+import pytest
+
+from salt.modules.virtualenv_mod import KNOWN_BINARY_NAMES
+
+pytestmark = [
+    pytest.mark.slow_test,
+    pytest.mark.skip_if_binaries_missing(*KNOWN_BINARY_NAMES, check_all=False),
+]
+
+
+@pytest.fixture
+def venv_dir(tmp_path):
+    return tmp_path / "venv"
+
+
+@pytest.fixture
+def virtualenv(modules):
+    return modules.virtualenv
+
+
+def test_create_defaults(virtualenv, venv_dir):
+    """
+    virtualenv.managed
+    """
+    ret = virtualenv.create(str(venv_dir))
+    assert ret
+    assert "retcode" in ret
+    assert ret["retcode"] == 0
+    pip_binary = venv_dir / "bin" / "pip"
+    assert pip_binary.exists()
+
+
+def test_site_packages(virtualenv, venv_dir, modules):
+    ret = virtualenv.create(str(venv_dir), system_site_packages=True)
+    assert ret
+    assert "retcode" in ret
+    assert ret["retcode"] == 0
+    pip_binary = venv_dir / "bin" / "pip"
+    with_site = modules.pip.freeze(bin_env=str(pip_binary))
+    shutil.rmtree(venv_dir)
+    ret = virtualenv.create(str(venv_dir))
+    assert ret
+    assert "retcode" in ret
+    assert ret["retcode"] == 0
+    without_site = modules.pip.freeze(bin_env=str(pip_binary))
+    assert with_site != without_site
+
+
+def test_clear(virtualenv, venv_dir, modules):
+    ret = virtualenv.create(str(venv_dir))
+    assert ret
+    assert "retcode" in ret
+    assert ret["retcode"] == 0
+    pip_binary = venv_dir / "bin" / "pip"
+    modules.pip.install("pep8", bin_env=str(pip_binary))
+    ret = virtualenv.create(str(venv_dir), clear=True)
+    assert ret
+    assert "retcode" in ret
+    assert ret["retcode"] == 0
+    packages = modules.pip.list(prefix="pep8", bin_env=str(pip_binary))
+    assert "pep8" not in packages
+
+
+def test_virtualenv_ver(virtualenv, venv_dir):
+    ret = virtualenv.create(str(venv_dir))
+    assert ret
+    assert "retcode" in ret
+    assert ret["retcode"] == 0
+    ret = virtualenv.virtualenv_ver(str(venv_dir))
+    assert isinstance(ret, tuple)
+    assert all([isinstance(x, int) for x in ret])