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import pytest |
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from datatables import ColumnDT, DataTables |
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from .helpers import create_dt_params |
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from .models import Address, User |
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@pytest.fixture(scope="function") |
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def fixtures_ordering(session): |
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"""Set up fake population before tests.""" |
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user51 = User(name='000_User') |
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user52 = User(name='zzz_User') |
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addr4 = Address(description='000_Address') |
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addr5 = Address(description='zzz_Address') |
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user53 = User(name='UserFirstAddress', address=addr4) |
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user54 = User(name='UserLastAddress', address=addr5) |
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session.add(user51) |
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session.add(user52) |
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session.add(user53) |
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session.add(user54) |
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session.commit() |
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yield |
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session.delete(user51) |
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session.delete(user52) |
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session.delete(user53) |
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session.delete(user54) |
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session.delete(addr4) |
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session.delete(addr5) |
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session.commit() |
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@pytest.mark.usefixtures("fixtures_ordering") |
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def test_ordering(session): |
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"""Test if it returns a list with the correct order.""" |
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columns = [ColumnDT(User.id, ), ColumnDT(User.name)] |
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query = session.query().select_from(User) |
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# Descending |
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params = create_dt_params(columns, order=[{"column": 1, "dir": "desc"}]) |
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rowTable = DataTables(params, query, columns) |
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res = rowTable.output_result() |
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assert res['data'][0]['1'] == 'zzz_User' |
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# Ascending |
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params = create_dt_params(columns, order=[{"column": 1, "dir": "asc"}]) |
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rowTable = DataTables(params, query, columns) |
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res = rowTable.output_result() |
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assert res['data'][0]['1'] == '000_User' |
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@pytest.mark.usefixtures("fixtures_ordering") |
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def test_ordering_nulls(session): |
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"""Test if it returns a list with the correct nulls order.""" |
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columns = [ |
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ColumnDT(User.id, ), |
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ColumnDT(User.name), |
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ColumnDT(Address.description, nulls_order='nullsfirst'), |
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ColumnDT(User.created_at) |
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] |
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query = session.query().select_from(User).join(Address) |
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# NULLS FIRST |
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params = create_dt_params(columns, order=[{"column": 2, "dir": "desc"}]) |
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rowTable = DataTables(params, query, columns) |
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res = rowTable.output_result() |
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if 'error' in res: |
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# sqlite3 doesn't support nulls ordering |
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assert 'sqlite3.OperationalError) near "NULLS"' in res['error'] |
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columns = [ |
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ColumnDT(User.id, ), |
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ColumnDT(User.name), |
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ColumnDT(Address.description, nulls_order='nullslast'), |
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ColumnDT(User.created_at) |
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] |
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# NULLS LAST |
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params = create_dt_params(columns, order=[{"column": 2, "dir": "asc"}]) |
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rowTable = DataTables(params, query, columns) |
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res = rowTable.output_result() |
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if 'error' in res: |
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# sqlite3 doesn't support nulls ordering |
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assert 'sqlite3.OperationalError) near "NULLS"' in res['error'] |
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@pytest.mark.usefixtures("fixtures_ordering") |
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def test_ordering_relation(session): |
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"""Test if it returns a list when ordering a foreign key.""" |
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columns = [ |
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ColumnDT(User.id, ), |
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ColumnDT(User.name), |
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ColumnDT(Address.description), |
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ColumnDT(User.created_at) |
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] |
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query = session.query().select_from(User).join(Address) |
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# Descending |
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params = create_dt_params(columns, order=[{"column": 2, "dir": "desc"}]) |
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rowTable = DataTables(params, query, columns) |
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res = rowTable.output_result() |
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assert res['data'][0]['1'] == 'UserLastAddress' |
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assert res['data'][0]['2'] == 'zzz_Address' |
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columns = [ |
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ColumnDT(User.id, ), |
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ColumnDT(User.name), |
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ColumnDT(Address.description), |
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ColumnDT(User.created_at) |
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] |
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# Ascending |
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params = create_dt_params(columns, order=[{"column": 2, "dir": "asc"}]) |
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rowTable = DataTables(params, query, columns) |
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res = rowTable.output_result() |
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assert res['data'][0]['1'] == 'UserFirstAddress' |
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assert res['data'][0]['2'] == '000_Address' |
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The coding style of this project requires that you add a docstring to this code element. Below, you find an example for methods:
If you would like to know more about docstrings, we recommend to read PEP-257: Docstring Conventions.