pytest override a fixture with direct test parametrization

Author: DovSnier

case/pytest/conftest.py

@@ -40,3 +40,27 @@ def cleandir():
 #     1/0
 # with pytest.raises(ZeroDivisionError):
 #     1 / 0
+
+
+@pytest.fixture
+def username():
+    ''' username '''
+    return 'username'
+
+
+@pytest.fixture
+def other_username(username):
+    ''' other_username '''
+    return 'other-' + username
+
+
+@pytest.fixture(params=['one', 'two', 'three'])
+def parametrized_username(request):
+    ''' parametrized_username '''
+    return request.param
+
+
+@pytest.fixture
+def non_parametrized_username(request):
+    ''' non_parametrized_username '''
+    return 'username'

case/pytest/test_something.py

@@ -0,0 +1,61 @@
+# -*- coding:utf-8 -*-
+
+import os
+import pytest
+
+
+def test_username_0(username):
+    ''' test_username_0 '''
+    assert username == 'username'
+
+
+@pytest.mark.parametrize('username', ['directly-overridden-username'])
+def test_username_1(username):
+    ''' test_username_1 '''
+    assert username == 'directly-overridden-username'
+
+
+@pytest.mark.parametrize('username', ['directly-overridden-username-other-repaired'])
+def test_username_other(username, other_username):
+    ''' test_username_other '''
+    print('\n\n  test_username_other::username: {}'.format(username))
+    print('  test_username_other::other_username: {}'.format(other_username))
+    assert username == 'directly-overridden-username-other-repaired'
+    assert other_username == 'other-directly-overridden-username-other-repaired'
+
+
+@pytest.fixture
+def parametrized_username():
+    ''' parametrized_username '''
+    return 'overridden-username'
+
+
+@pytest.fixture(params=['one', 'two', 'three'])
+def non_parametrized_username(request):
+    ''' non_parametrized_username '''
+    return request.param
+
+
+def test_parametrized_username_0(parametrized_username):
+    ''' test_parametrized_username_0 '''
+    assert parametrized_username == 'overridden-username'
+
+
+def test_parametrized_username_1(non_parametrized_username):
+    ''' test_parametrized_username_1 '''
+    assert non_parametrized_username in ['one', 'two', 'three']
+
+
+if __name__ == "__main__":
+    ''' the main point '''
+    retcode = pytest.main(args=['-v', '-s', os.path.abspath(__file__)])
+    #
+    # retcode = pytest.main(args=['-v', '-s', '{}::{}'.format(os.path.abspath(__file__), 'test_username_0')])
+    # retcode = pytest.main(args=['-v', '-s', '{}::{}'.format(os.path.abspath(__file__), 'test_username_1')])
+    # retcode = pytest.main(args=['-v', '-s', '{}::{}'.format(os.path.abspath(__file__), 'test_username_other')])
+    # retcode = pytest.main(args=['-v', '-s', '{}::{}'.format(os.path.abspath(__file__), 'test_parametrized_username_0')])
+    # retcode = pytest.main(args=['-v', '-s', '{}::{}'.format(os.path.abspath(__file__), 'test_parametrized_username_1')])
+    #
+    # retcode = pytest.main(args=['--fixtures', os.path.abspath(__file__)])
+    # retcode = pytest.main(args=['--collect-only', os.path.abspath(__file__)])
+    print(retcode)

case/pytest/test_something_else.py

@@ -0,0 +1,26 @@
+# -*- coding:utf-8 -*-
+
+import os
+import pytest
+
+
+def test_parametrized_username_0(parametrized_username):
+    ''' test_parametrized_username_0 '''
+    assert parametrized_username in ['one', 'two', 'three']
+
+
+def test_parametrized_username_1(non_parametrized_username):
+    ''' test_parametrized_username_1 '''
+    assert non_parametrized_username == 'username'
+
+
+if __name__ == "__main__":
+    ''' the main point '''
+    retcode = pytest.main(args=['-v', '-s', os.path.abspath(__file__)])
+    #
+    # retcode = pytest.main(args=['-v', '-s', '{}::{}'.format(os.path.abspath(__file__), 'test_parametrized_username_0')])
+    # retcode = pytest.main(args=['-v', '-s', '{}::{}'.format(os.path.abspath(__file__), 'test_parametrized_username_1')])
+    #
+    # retcode = pytest.main(args=['--fixtures', os.path.abspath(__file__)])
+    # retcode = pytest.main(args=['--collect-only', os.path.abspath(__file__)])
+    print(retcode)