def test_and(schema, file): assert not InclusiveMetricsEvaluator( schema, Expressions.and_(Expressions.less_than( "id", 5), Expressions.greater_than_or_equal("id", 0))).eval(file) assert InclusiveMetricsEvaluator( schema, Expressions.and_(Expressions.greater_than("id", 5), Expressions.less_than_or_equal("id", 30))).eval(file)
def test_precedence_with_between(): expected_expr = Expressions.or_( Expressions.and_(Expressions.greater_than_or_equal("col_a", 1), Expressions.less_than_or_equal("col_a", 2)), Expressions.equal("col_c", 3)) conv_expr = Expressions.convert_string_to_expr( "col_a between 1 and 2 or col_c=3") assert expected_expr == conv_expr
def test_and(strict_schema, strict_file): assert not StrictMetricsEvaluator(strict_schema, Expressions.and_(Expressions.greater_than("id", 5), Expressions.less_than_or_equal("id", 30))).eval(strict_file) assert not StrictMetricsEvaluator(strict_schema, Expressions.and_(Expressions.less_than("id", 5), Expressions.greater_than_or_equal("id", 0))).eval(strict_file) assert StrictMetricsEvaluator(strict_schema, Expressions.and_(Expressions.less_than("id", 85), Expressions.greater_than_or_equal("id", 0))).eval(strict_file)
def test_zero_record_file(strict_schema, empty): exprs = [Expressions.less_than("no_stats", 5), Expressions.less_than_or_equal("no_stats", 30), Expressions.equal("no_stats", 70), Expressions.greater_than("no_stats", 78), Expressions.greater_than_or_equal("no_stats", 90), Expressions.not_equal("no_stats", 101), Expressions.is_null("no_stats"), Expressions.not_null("no_stats")] for expr in exprs: assert StrictMetricsEvaluator(strict_schema, expr).eval(empty)
def test_missing_stats(strict_schema, missing_stats): exprs = [Expressions.less_than("no_stats", 5), Expressions.less_than_or_equal("no_stats", 30), Expressions.equal("no_stats", 70), Expressions.greater_than("no_stats", 78), Expressions.greater_than_or_equal("no_stats", 90), Expressions.not_equal("no_stats", 101), Expressions.is_null("no_stats"), Expressions.not_null("no_stats")] for expr in exprs: assert not StrictMetricsEvaluator(strict_schema, expr).eval(missing_stats)
def test_between(): expected_expr = Expressions.and_( Expressions.greater_than_or_equal("col_a", 1), Expressions.less_than_or_equal("col_a", 2)) conv_expr = Expressions.convert_string_to_expr("col_a between 1 and 2") assert expected_expr == conv_expr
def test_lte(): expected_expr = Expressions.less_than_or_equal("col_a", 1) conv_expr = Expressions.convert_string_to_expr("col_a <= 1") assert expected_expr == conv_expr
from iceberg.parquet.dataset_utils import get_dataset_filter import pyarrow.dataset as ds import pytest @pytest.mark.parametrize( "expr, dataset_filter, column_map", [(Expressions.greater_than('a', 1), ds.field('a') > 1, { 'a': 'a' }), (Expressions.greater_than_or_equal('a', 1), ds.field('a') >= 1, { 'a': 'a' }), (Expressions.less_than('a', 1), ds.field('a') < 1, { 'a': 'a' }), (Expressions.less_than_or_equal('a', 1), ds.field('a') <= 1, { 'a': 'a' }), (Expressions.equal('a', 1), ds.field('a') == 1, { 'a': 'a' }), (Expressions.not_equal('a', 1), ds.field('a') != 1, { 'a': 'a' }), (Expressions.not_null('a'), ds.field('a').is_valid(), { 'a': 'a' }), (Expressions.is_null('a'), ~ds.field('a').is_valid(), { 'a': 'a' })]) def test_simple(expr, dataset_filter, column_map): translated_dataset_filter = get_dataset_filter(expr, column_map) assert dataset_filter.equals(translated_dataset_filter)
@pytest.fixture(scope="session", params=[ Operation.LT, Operation.LT_EQ, Operation.GT, Operation.GT_EQ, Operation.EQ, Operation.NOT_EQ ]) def op(request): yield request.param @pytest.fixture(scope="session", params=[ Expressions.always_false(), Expressions.always_true(), Expressions.less_than("x", 5), Expressions.less_than_or_equal("y", -3), Expressions.greater_than("z", 0), Expressions.greater_than_or_equal("t", 129), Expressions.equal("col", "data"), Expressions.not_equal("col", "abc"), Expressions.not_null("maybeNull"), Expressions.is_null("maybeNull2"), Expressions.not_(Expressions.greater_than("a", 10)), Expressions.and_(Expressions.greater_than_or_equal("a", 0), Expressions.less_than("a", 3)), Expressions.or_(Expressions.less_than("a", 0), Expressions.greater_than("a", 10)), Expressions.equal("a", 5).bind(exp_schema.as_struct()) ]) def expression(request): yield request.param
def test_int_lt_eq(inc_man_spec, inc_man_file, val, expected): assert InclusiveManifestEvaluator(inc_man_spec, Expressions.less_than_or_equal("id", val)).eval(inc_man_file) == expected
@pytest.mark.parametrize("expression,expected", [ (Expressions.is_null("all_nulls"), True), (Expressions.is_null("some_nulls"), True), (Expressions.is_null("no_nulls"), False)]) def test_no_nulls(inc_man_spec, inc_man_file, expression, expected): assert InclusiveManifestEvaluator(inc_man_spec, expression).eval(inc_man_file) == expected def test_missing_column(inc_man_spec, inc_man_file): with pytest.raises(ValidationException): InclusiveManifestEvaluator(inc_man_spec, Expressions.less_than("missing", 5)).eval(inc_man_file) @pytest.mark.parametrize("expression", [ Expressions.less_than("id", 5), Expressions.less_than_or_equal("id", 30), Expressions.equal("id", 70), Expressions.greater_than("id", 78), Expressions.greater_than_or_equal("id", 90), Expressions.not_equal("id", 101), Expressions.less_than_or_equal("id", 30), Expressions.is_null("id"), Expressions.not_null("id")]) def test_missing_stats(inc_man_spec, inc_man_file_ns, expression): assert InclusiveManifestEvaluator(inc_man_spec, expression).eval(inc_man_file_ns) @pytest.mark.parametrize("expression, expected", [ (Expressions.less_than("id", 5), True), (Expressions.greater_than("id", 5), False)]) def test_not(inc_man_spec, inc_man_file, expression, expected):
def test_integer_lt_eq(strict_schema, strict_file): assert not StrictMetricsEvaluator(strict_schema, Expressions.less_than_or_equal("id", 29)).eval(strict_file) assert not StrictMetricsEvaluator(strict_schema, Expressions.less_than_or_equal("id", 30)).eval(strict_file) assert StrictMetricsEvaluator(strict_schema, Expressions.less_than_or_equal("id", 79)).eval(strict_file) assert StrictMetricsEvaluator(strict_schema, Expressions.less_than_or_equal("id", 80)).eval(strict_file)
(Expressions.is_null("no_nulls"), False)]) def test_no_nulls(inc_man_spec, inc_man_file, expression, expected): assert InclusiveManifestEvaluator( inc_man_spec, expression).eval(inc_man_file) == expected def test_missing_column(inc_man_spec, inc_man_file): with pytest.raises(ValidationException): InclusiveManifestEvaluator(inc_man_spec, Expressions.less_than("missing", 5)).eval(inc_man_file) @pytest.mark.parametrize("expression", [ Expressions.less_than("id", 5), Expressions.less_than_or_equal("id", 30), Expressions.equal("id", 70), Expressions.greater_than("id", 78), Expressions.greater_than_or_equal("id", 90), Expressions.not_equal("id", 101), Expressions.less_than_or_equal("id", 30), Expressions.is_null("id"), Expressions.not_null("id") ]) def test_missing_stats(inc_man_spec, inc_man_file_ns, expression): assert InclusiveManifestEvaluator(inc_man_spec, expression).eval(inc_man_file_ns) @pytest.mark.parametrize("expression, expected", [(Expressions.less_than("id", 5), True),