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package tools.refinery.store.query.viatra.internal.cardinality;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
import tools.refinery.store.representation.cardinality.UpperCardinalities;
import tools.refinery.store.representation.cardinality.UpperCardinality;
import java.util.List;
import java.util.stream.Stream;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;
class UpperCardinalitySumAggregationOperatorStreamTest {
@ParameterizedTest
@MethodSource
void testStream(List<UpperCardinality> list, UpperCardinality expected) {
var result = UpperCardinalitySumAggregationOperator.INSTANCE.aggregateStream(list.stream());
assertThat(result, equalTo(expected));
}
static Stream<Arguments> testStream() {
return Stream.of(
Arguments.of(List.of(), UpperCardinalities.ZERO),
Arguments.of(List.of(UpperCardinality.of(3)), UpperCardinality.of(3)),
Arguments.of(
List.of(
UpperCardinality.of(2),
UpperCardinality.of(3)
),
UpperCardinality.of(5)
),
Arguments.of(List.of(UpperCardinalities.UNBOUNDED), UpperCardinalities.UNBOUNDED),
Arguments.of(
List.of(
UpperCardinalities.UNBOUNDED,
UpperCardinalities.UNBOUNDED
),
UpperCardinalities.UNBOUNDED
),
Arguments.of(
List.of(
UpperCardinalities.UNBOUNDED,
UpperCardinality.of(3)
),
UpperCardinalities.UNBOUNDED
)
);
}
}
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