Alexander Hess
b0f2fdde10
- add a Jupyter notebook that allows to install all project-external dependencies regarding R and R packages - adjust the GitHub Action workflow to also install R and the R packages used within the project - add a `init_r` module that initializes all R packages globally once the `urban_meal_delivery` package is imported
130 lines
4.5 KiB
Python
130 lines
4.5 KiB
Python
"""Test the package's configuration module."""
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import pytest
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from urban_meal_delivery import configuration
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envs = ['production', 'testing']
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@pytest.mark.parametrize('env', envs)
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def test_config_repr(env):
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"""Config objects have the text representation '<configuration>'."""
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config = configuration.make_config(env)
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assert str(config) == '<configuration>'
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def test_invalid_config():
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"""There are only 'production' and 'testing' configurations."""
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with pytest.raises(ValueError, match="'production' or 'testing'"):
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configuration.make_config('invalid')
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@pytest.mark.parametrize('env', envs)
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def test_database_uri_set(env, monkeypatch):
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"""Package does NOT emit warning if DATABASE_URI is set."""
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uri = 'postgresql://user:password@localhost/db'
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monkeypatch.setattr(configuration.ProductionConfig, 'DATABASE_URI', uri)
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monkeypatch.setattr(configuration.TestingConfig, 'DATABASE_URI', uri)
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# Prevent that a warning is emitted for a missing R_LIBS_PATH.
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monkeypatch.setattr(configuration.Config, 'R_LIBS_PATH', '.cache/r_libs')
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with pytest.warns(None) as record:
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configuration.make_config(env)
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assert len(record) == 0 # noqa:WPS441,WPS507
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@pytest.mark.parametrize('env', envs)
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def test_no_database_uri_set_with_testing_env_var(env, monkeypatch):
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"""Package does not work without DATABASE_URI set in the environment."""
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monkeypatch.setattr(configuration.ProductionConfig, 'DATABASE_URI', None)
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monkeypatch.setattr(configuration.TestingConfig, 'DATABASE_URI', None)
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monkeypatch.setenv('TESTING', 'true')
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# Prevent that a warning is emitted for a missing R_LIBS_PATH.
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monkeypatch.setattr(configuration.Config, 'R_LIBS_PATH', '.cache/r_libs')
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with pytest.warns(None) as record:
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configuration.make_config(env)
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assert len(record) == 0 # noqa:WPS441,WPS507
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@pytest.mark.parametrize('env', envs)
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def test_no_database_uri_set_without_testing_env_var(env, monkeypatch):
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"""Package does not work without DATABASE_URI set in the environment."""
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monkeypatch.setattr(configuration.ProductionConfig, 'DATABASE_URI', None)
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monkeypatch.setattr(configuration.TestingConfig, 'DATABASE_URI', None)
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monkeypatch.delenv('TESTING', raising=False)
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# Prevent that a warning is emitted for a missing R_LIBS_PATH.
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monkeypatch.setattr(configuration.Config, 'R_LIBS_PATH', '.cache/r_libs')
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with pytest.warns(UserWarning, match='no DATABASE_URI'):
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configuration.make_config(env)
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@pytest.mark.parametrize('env', envs)
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def test_r_libs_path_set(env, monkeypatch):
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"""Package does NOT emit a warning if R_LIBS is set in the environment."""
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monkeypatch.setattr(configuration.Config, 'R_LIBS_PATH', '.cache/r_libs')
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# Prevent that a warning is emitted for a missing DATABASE_URI.
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uri = 'postgresql://user:password@localhost/db'
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monkeypatch.setattr(configuration.ProductionConfig, 'DATABASE_URI', uri)
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with pytest.warns(None) as record:
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configuration.make_config(env)
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assert len(record) == 0 # noqa:WPS441,WPS507
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@pytest.mark.parametrize('env', envs)
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def test_no_r_libs_path_set_with_testing_env_var(env, monkeypatch):
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"""Package emits a warning if no R_LIBS is set in the environment ...
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... when not testing.
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"""
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monkeypatch.setattr(configuration.Config, 'R_LIBS_PATH', None)
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monkeypatch.setenv('TESTING', 'true')
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# Prevent that a warning is emitted for a missing DATABASE_URI.
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uri = 'postgresql://user:password@localhost/db'
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monkeypatch.setattr(configuration.ProductionConfig, 'DATABASE_URI', uri)
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with pytest.warns(None) as record:
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configuration.make_config(env)
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assert len(record) == 0 # noqa:WPS441,WPS507
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@pytest.mark.parametrize('env', envs)
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def test_no_r_libs_path_set_without_testing_env_var(env, monkeypatch):
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"""Package emits a warning if no R_LIBS is set in the environment ...
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... when not testing.
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"""
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monkeypatch.setattr(configuration.Config, 'R_LIBS_PATH', None)
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monkeypatch.delenv('TESTING', raising=False)
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# Prevent that a warning is emitted for a missing DATABASE_URI.
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uri = 'postgresql://user:password@localhost/db'
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monkeypatch.setattr(configuration.ProductionConfig, 'DATABASE_URI', uri)
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with pytest.warns(UserWarning, match='no R_LIBS'):
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configuration.make_config(env)
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def test_random_testing_schema():
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"""CLEAN_SCHEMA is randomized if not set explicitly."""
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result = configuration.random_schema_name()
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assert isinstance(result, str)
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assert result.startswith('temp_')
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assert len(result) == 15
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