110 lines
3.6 KiB
Python
110 lines
3.6 KiB
Python
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from __future__ import annotations
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import pytest
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from textual_fastdatatable.backend import DataTableBackend
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def test_column_content_widths(backend: DataTableBackend) -> None:
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assert backend.column_content_widths == [1, 8, 6]
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def test_get_row_at(backend: DataTableBackend) -> None:
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assert backend.get_row_at(0) == [1, "a", "foo"]
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assert backend.get_row_at(4) == [5, "asdfasdf", "foofoo"]
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with pytest.raises(IndexError):
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backend.get_row_at(10)
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with pytest.raises(IndexError):
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backend.get_row_at(-1)
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def test_get_column_at(backend: DataTableBackend) -> None:
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assert backend.get_column_at(0) == [1, 2, 3, 4, 5]
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assert backend.get_column_at(2) == ["foo", "bar", "baz", "qux", "foofoo"]
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with pytest.raises(IndexError):
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backend.get_column_at(10)
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def test_get_cell_at(backend: DataTableBackend) -> None:
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assert backend.get_cell_at(0, 0) == 1
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assert backend.get_cell_at(4, 1) == "asdfasdf"
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with pytest.raises(IndexError):
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backend.get_cell_at(10, 0)
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with pytest.raises(IndexError):
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backend.get_cell_at(0, 10)
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def test_append_column(backend: DataTableBackend) -> None:
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original_table = backend.data
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backend.append_column("new")
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assert backend.column_count == 4
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assert backend.row_count == 5
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assert backend.get_column_at(3) == [None] * backend.row_count
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backend.append_column("def", default="zzz")
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assert backend.column_count == 5
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assert backend.row_count == 5
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assert backend.get_column_at(4) == ["zzz"] * backend.row_count
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assert backend.data.select(["first column", "two", "three"]).equals(original_table)
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def test_append_rows(backend: DataTableBackend) -> None:
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original_table = backend.data
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backend.append_rows([(6, "w", "x"), (7, "y", "z")])
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assert backend.column_count == 3
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assert backend.row_count == 7
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assert backend.column_content_widths == [1, 8, 6]
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backend.append_rows([(999, "w" * 12, "x" * 15)])
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assert backend.column_count == 3
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assert backend.row_count == 8
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assert backend.column_content_widths == [3, 12, 15]
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assert backend.data.slice(0, 5).equals(original_table)
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def test_drop_row(backend: DataTableBackend) -> None:
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backend.drop_row(0)
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assert backend.row_count == 4
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assert backend.column_count == 3
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assert backend.column_content_widths == [1, 8, 6]
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backend.drop_row(3)
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assert backend.row_count == 3
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assert backend.column_count == 3
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assert backend.column_content_widths == [1, 1, 3]
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with pytest.raises(IndexError):
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backend.drop_row(3)
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def test_update_cell(backend: DataTableBackend) -> None:
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backend.update_cell(0, 0, 0)
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assert backend.get_column_at(0) == [0, 2, 3, 4, 5]
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assert backend.row_count == 5
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assert backend.column_count == 3
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assert backend.column_content_widths == [1, 8, 6]
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backend.update_cell(3, 1, "z" * 50)
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assert backend.get_row_at(3) == [4, "z" * 50, "qux"]
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assert backend.row_count == 5
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assert backend.column_count == 3
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assert backend.column_content_widths == [1, 50, 6]
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def test_sort(backend: DataTableBackend) -> None:
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original_table = backend.data
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original_col_one = list(backend.get_column_at(0)).copy()
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original_col_two = list(backend.get_column_at(1)).copy()
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backend.sort(by="two")
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assert backend.get_column_at(0) != original_col_one
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assert backend.get_column_at(1) == sorted(original_col_two)
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backend.sort(by=[("two", "descending")])
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assert backend.get_column_at(0) != original_col_one
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assert backend.get_column_at(1) == sorted(original_col_two, reverse=True)
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backend.sort(by=[("first column", "ascending")])
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assert backend.data.equals(original_table)
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