diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index fd09899b96d..cb541c562b7 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -33,7 +33,7 @@ jobs:
     - name: Get full python version
       id: full-python-version
       run: |
-        echo ::set-output name=version::$(python -c "import sys; print('-'.join(str(v) for v in sys.version_info[:3]))")
+        echo ::set-output name=version::$(python -c "import sys; print('-'.join(str(v) for v in sys.version_info))")
     - name: Install and set up Poetry
       run: |
         python get-poetry.py --preview -y
@@ -69,7 +69,7 @@ jobs:
     - name: Get full python version
       id: full-python-version
       run: |
-        echo ::set-output name=version::$(python -c "import sys; print('-'.join(str(v) for v in sys.version_info[:3]))")
+        echo ::set-output name=version::$(python -c "import sys; print('-'.join(str(v) for v in sys.version_info))")
     - name: Install and set up Poetry
       run: |
         python get-poetry.py --preview -y
@@ -87,7 +87,7 @@ jobs:
     - name: Test
       run: |
         source $HOME/.poetry/env
-        poetry run pytest -q tests
+        .venv/bin/pytest -q tests
 
   Windows:
     needs: Linting
@@ -106,7 +106,7 @@ jobs:
       id: full-python-version
       shell: bash
       run: |
-        echo ::set-output name=version::$(python -c "import sys; print('-'.join(str(v) for v in sys.version_info[:3]))")
+        echo ::set-output name=version::$(python -c "import sys; print('-'.join(str(v) for v in sys.version_info))")
     - name: Install and setup Poetry
       run: |
         python get-poetry.py --preview -y
diff --git a/tests/console/commands/env/test_list.py b/tests/console/commands/env/test_list.py
index 1d79b8e57a7..e9112449307 100644
--- a/tests/console/commands/env/test_list.py
+++ b/tests/console/commands/env/test_list.py
@@ -7,7 +7,9 @@
 from poetry.utils.toml_file import TomlFile
 
 
-def test_none_activated(app, tmp_dir):
+def test_none_activated(app, tmp_dir, mocker, env):
+    mocker.patch("poetry.utils.env.EnvManager.get", return_value=env)
+
     app.poetry.config.merge({"virtualenvs": {"path": str(tmp_dir)}})
 
     venv_name = EnvManager.generate_env_name(
diff --git a/tests/console/commands/env/test_use.py b/tests/console/commands/env/test_use.py
index 7f848494755..2b1967bf3b1 100644
--- a/tests/console/commands/env/test_use.py
+++ b/tests/console/commands/env/test_use.py
@@ -37,6 +37,7 @@ def check_output(cmd, *args, **kwargs):
 
 
 def test_activate_activates_non_existing_virtualenv_no_envs_file(app, tmp_dir, mocker):
+    mocker.stopall()
     if "VIRTUAL_ENV" in os.environ:
         del os.environ["VIRTUAL_ENV"]
 
@@ -85,6 +86,7 @@ def test_activate_activates_non_existing_virtualenv_no_envs_file(app, tmp_dir, m
 def test_get_prefers_explicitly_activated_virtualenvs_over_env_var(
     app, tmp_dir, mocker
 ):
+    mocker.stopall()
     os.environ["VIRTUAL_ENV"] = "/environment/prefix"
 
     venv_name = EnvManager.generate_env_name(
@@ -127,6 +129,7 @@ def test_get_prefers_explicitly_activated_virtualenvs_over_env_var(
 def test_get_prefers_explicitly_activated_non_existing_virtualenvs_over_env_var(
     app, tmp_dir, mocker
 ):
+    mocker.stopall()
     os.environ["VIRTUAL_ENV"] = "/environment/prefix"
 
     venv_name = EnvManager.generate_env_name(
diff --git a/tests/console/commands/test_run.py b/tests/console/commands/test_run.py
index 45848222841..e8ae40aa606 100644
--- a/tests/console/commands/test_run.py
+++ b/tests/console/commands/test_run.py
@@ -1,11 +1,7 @@
 from cleo.testers import CommandTester
 
-from poetry.utils._compat import Path
-from poetry.utils.env import MockEnv
 
-
-def test_run_passes_all_args(app, mocker):
-    env = MockEnv(path=Path("/prefix"), base=Path("/base/prefix"), is_venv=True)
+def test_run_passes_all_args(app, mocker, env):
     mocker.patch("poetry.utils.env.EnvManager.get", return_value=env)
 
     command = app.find("run")
diff --git a/tests/console/conftest.py b/tests/console/conftest.py
index 6750fbbcfdd..58b8834aa61 100644
--- a/tests/console/conftest.py
+++ b/tests/console/conftest.py
@@ -13,6 +13,7 @@
 from poetry.repositories import Repository as BaseRepository
 from poetry.repositories.exceptions import PackageNotFound
 from poetry.utils._compat import Path
+from poetry.utils.env import MockEnv
 from poetry.utils.toml_file import TomlFile
 from tests.helpers import mock_clone
 from tests.helpers import mock_download
@@ -28,8 +29,13 @@ def installed():
     return BaseRepository()
 
 
+@pytest.fixture
+def env():
+    return MockEnv(path=Path("/prefix"), base=Path("/base/prefix"), is_venv=True)
+
+
 @pytest.fixture(autouse=True)
-def setup(mocker, installer, installed, config):
+def setup(mocker, installer, installed, config, env):
     # Set Installer's installer
     p = mocker.patch("poetry.installation.installer.Installer._get_installer")
     p.return_value = installer
@@ -51,6 +57,9 @@ def setup(mocker, installer, installed, config):
     # Patch download to not download anything but to just copy from fixtures
     mocker.patch("poetry.utils.inspector.Inspector.download", new=mock_download)
 
+    # Patch the virtual environment creation do actually do nothing
+    mocker.patch("poetry.utils.env.EnvManager.create_venv", return_value=env)
+
     # Setting terminal width
     environ = dict(os.environ)
     os.environ["COLUMNS"] = "80"