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https://github.com/simonw/sqlite-utils.git
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46 lines
1.3 KiB
Python
46 lines
1.3 KiB
Python
from sqlite_utils.utils import rows_from_file, Format, RowError
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from io import BytesIO
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import pytest
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@pytest.mark.parametrize(
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"input,expected_format",
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(
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(b"id,name\n1,Cleo", Format.CSV),
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(b"id\tname\n1\tCleo", Format.TSV),
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(b'[{"id": "1", "name": "Cleo"}]', Format.JSON),
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),
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)
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def test_rows_from_file_detect_format(input, expected_format):
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rows, format = rows_from_file(BytesIO(input))
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assert format == expected_format
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rows_list = list(rows)
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assert rows_list == [{"id": "1", "name": "Cleo"}]
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@pytest.mark.parametrize(
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"ignore_extras,extras_key,expected",
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(
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(True, None, [{"id": "1", "name": "Cleo"}]),
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(False, "_rest", [{"id": "1", "name": "Cleo", "_rest": ["oops"]}]),
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# expected of None means expect an error:
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(False, False, None),
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),
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)
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def test_rows_from_file_extra_fields_strategies(ignore_extras, extras_key, expected):
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try:
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rows, format = rows_from_file(
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BytesIO(b"id,name\r\n1,Cleo,oops"),
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format=Format.CSV,
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ignore_extras=ignore_extras,
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extras_key=extras_key,
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)
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list_rows = list(rows)
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except RowError:
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if expected is None:
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# This is fine,
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return
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else:
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# We did not expect an error
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raise
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assert list_rows == expected
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