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/*
* SPDX-FileCopyrightText: 2021-2023 The Refinery Authors <https://refinery.tools/>
*
* SPDX-License-Identifier: EPL-2.0
*/
package tools.refinery.store.query.viatra.internal.matcher;
import org.eclipse.viatra.query.runtime.matchers.tuple.*;
import org.junit.jupiter.api.Test;
import tools.refinery.store.tuple.Tuple;
import tools.refinery.store.tuple.*;
import java.util.List;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.*;
import static org.junit.jupiter.api.Assertions.assertThrows;
class MatcherUtilsTest {
@Test
void toViatra0Test() {
var viatraTuple = MatcherUtils.toViatraTuple(Tuple.of());
assertThat(viatraTuple.getSize(), is(0));
assertThat(viatraTuple, instanceOf(FlatTuple0.class));
}
@Test
void toViatra1Test() {
var viatraTuple = MatcherUtils.toViatraTuple(Tuple.of(2));
assertThat(viatraTuple.getSize(), is(1));
assertThat(viatraTuple.get(0), is(Tuple.of(2)));
assertThat(viatraTuple, instanceOf(FlatTuple1.class));
}
@Test
void toViatra2Test() {
var viatraTuple = MatcherUtils.toViatraTuple(Tuple.of(2, 3));
assertThat(viatraTuple.getSize(), is(2));
assertThat(viatraTuple.get(0), is(Tuple.of(2)));
assertThat(viatraTuple.get(1), is(Tuple.of(3)));
assertThat(viatraTuple, instanceOf(FlatTuple2.class));
}
@Test
void toViatra3Test() {
var viatraTuple = MatcherUtils.toViatraTuple(Tuple.of(2, 3, 5));
assertThat(viatraTuple.getSize(), is(3));
assertThat(viatraTuple.get(0), is(Tuple.of(2)));
assertThat(viatraTuple.get(1), is(Tuple.of(3)));
assertThat(viatraTuple.get(2), is(Tuple.of(5)));
assertThat(viatraTuple, instanceOf(FlatTuple3.class));
}
@Test
void toViatra4Test() {
var viatraTuple = MatcherUtils.toViatraTuple(Tuple.of(2, 3, 5, 8));
assertThat(viatraTuple.getSize(), is(4));
assertThat(viatraTuple.get(0), is(Tuple.of(2)));
assertThat(viatraTuple.get(1), is(Tuple.of(3)));
assertThat(viatraTuple.get(2), is(Tuple.of(5)));
assertThat(viatraTuple.get(3), is(Tuple.of(8)));
assertThat(viatraTuple, instanceOf(FlatTuple4.class));
}
@Test
void toViatra5Test() {
var viatraTuple = MatcherUtils.toViatraTuple(Tuple.of(2, 3, 5, 8, 13));
assertThat(viatraTuple.getSize(), is(5));
assertThat(viatraTuple.get(0), is(Tuple.of(2)));
assertThat(viatraTuple.get(1), is(Tuple.of(3)));
assertThat(viatraTuple.get(2), is(Tuple.of(5)));
assertThat(viatraTuple.get(3), is(Tuple.of(8)));
assertThat(viatraTuple.get(4), is(Tuple.of(13)));
assertThat(viatraTuple, instanceOf(FlatTuple.class));
}
@Test
void toRefinery0Test() {
var refineryTuple = MatcherUtils.toRefineryTuple(Tuples.flatTupleOf());
assertThat(refineryTuple.getSize(), is(0));
assertThat(refineryTuple, instanceOf(Tuple0.class));
}
@Test
void toRefinery1Test() {
var refineryTuple = MatcherUtils.toRefineryTuple(Tuples.flatTupleOf(Tuple.of(2)));
assertThat(refineryTuple.getSize(), is(1));
assertThat(refineryTuple.get(0), is(2));
assertThat(refineryTuple, instanceOf(Tuple1.class));
}
@Test
void toRefinery2Test() {
var refineryTuple = MatcherUtils.toRefineryTuple(Tuples.flatTupleOf(Tuple.of(2), Tuple.of(3)));
assertThat(refineryTuple.getSize(), is(2));
assertThat(refineryTuple.get(0), is(2));
assertThat(refineryTuple.get(1), is(3));
assertThat(refineryTuple, instanceOf(Tuple2.class));
}
@Test
void toRefinery3Test() {
var refineryTuple = MatcherUtils.toRefineryTuple(Tuples.flatTupleOf(Tuple.of(2), Tuple.of(3), Tuple.of(5)));
assertThat(refineryTuple.getSize(), is(3));
assertThat(refineryTuple.get(0), is(2));
assertThat(refineryTuple.get(1), is(3));
assertThat(refineryTuple.get(2), is(5));
assertThat(refineryTuple, instanceOf(Tuple3.class));
}
@Test
void toRefinery4Test() {
var refineryTuple = MatcherUtils.toRefineryTuple(Tuples.flatTupleOf(Tuple.of(2), Tuple.of(3), Tuple.of(5),
Tuple.of(8)));
assertThat(refineryTuple.getSize(), is(4));
assertThat(refineryTuple.get(0), is(2));
assertThat(refineryTuple.get(1), is(3));
assertThat(refineryTuple.get(2), is(5));
assertThat(refineryTuple.get(3), is(8));
assertThat(refineryTuple, instanceOf(Tuple4.class));
}
@Test
void toRefinery5Test() {
var refineryTuple = MatcherUtils.toRefineryTuple(Tuples.flatTupleOf(Tuple.of(2), Tuple.of(3), Tuple.of(5),
Tuple.of(8), Tuple.of(13)));
assertThat(refineryTuple.getSize(), is(5));
assertThat(refineryTuple.get(0), is(2));
assertThat(refineryTuple.get(1), is(3));
assertThat(refineryTuple.get(2), is(5));
assertThat(refineryTuple.get(3), is(8));
assertThat(refineryTuple.get(4), is(13));
assertThat(refineryTuple, instanceOf(TupleN.class));
}
@Test
void toRefineryInvalidValueTest() {
var viatraTuple = Tuples.flatTupleOf(Tuple.of(2), -98);
assertThrows(IllegalArgumentException.class, () -> MatcherUtils.toRefineryTuple(viatraTuple));
}
@Test
void keyToRefinery0Test() {
var refineryTuple = MatcherUtils.keyToRefineryTuple(Tuples.flatTupleOf(-99));
assertThat(refineryTuple.getSize(), is(0));
assertThat(refineryTuple, instanceOf(Tuple0.class));
}
@Test
void keyToRefinery1Test() {
var refineryTuple = MatcherUtils.keyToRefineryTuple(Tuples.flatTupleOf(Tuple.of(2), -99));
assertThat(refineryTuple.getSize(), is(1));
assertThat(refineryTuple.get(0), is(2));
assertThat(refineryTuple, instanceOf(Tuple1.class));
}
@Test
void keyToRefinery2Test() {
var refineryTuple = MatcherUtils.keyToRefineryTuple(Tuples.flatTupleOf(Tuple.of(2), Tuple.of(3), -99));
assertThat(refineryTuple.getSize(), is(2));
assertThat(refineryTuple.get(0), is(2));
assertThat(refineryTuple.get(1), is(3));
assertThat(refineryTuple, instanceOf(Tuple2.class));
}
@Test
void keyToRefinery3Test() {
var refineryTuple = MatcherUtils.keyToRefineryTuple(Tuples.flatTupleOf(Tuple.of(2), Tuple.of(3), Tuple.of(5),
-99));
assertThat(refineryTuple.getSize(), is(3));
assertThat(refineryTuple.get(0), is(2));
assertThat(refineryTuple.get(1), is(3));
assertThat(refineryTuple.get(2), is(5));
assertThat(refineryTuple, instanceOf(Tuple3.class));
}
@Test
void keyToRefinery4Test() {
var refineryTuple = MatcherUtils.keyToRefineryTuple(Tuples.flatTupleOf(Tuple.of(2), Tuple.of(3), Tuple.of(5),
Tuple.of(8), -99));
assertThat(refineryTuple.getSize(), is(4));
assertThat(refineryTuple.get(0), is(2));
assertThat(refineryTuple.get(1), is(3));
assertThat(refineryTuple.get(2), is(5));
assertThat(refineryTuple.get(3), is(8));
assertThat(refineryTuple, instanceOf(Tuple4.class));
}
@Test
void keyToRefinery5Test() {
var refineryTuple = MatcherUtils.keyToRefineryTuple(Tuples.flatTupleOf(Tuple.of(2), Tuple.of(3), Tuple.of(5),
Tuple.of(8), Tuple.of(13), -99));
assertThat(refineryTuple.getSize(), is(5));
assertThat(refineryTuple.get(0), is(2));
assertThat(refineryTuple.get(1), is(3));
assertThat(refineryTuple.get(2), is(5));
assertThat(refineryTuple.get(3), is(8));
assertThat(refineryTuple.get(4), is(13));
assertThat(refineryTuple, instanceOf(TupleN.class));
}
@Test
void keyToRefineryTooShortTest() {
var viatraTuple = Tuples.flatTupleOf();
assertThrows(IllegalArgumentException.class, () -> MatcherUtils.keyToRefineryTuple(viatraTuple));
}
@Test
void keyToRefineryInvalidValueTest() {
var viatraTuple = Tuples.flatTupleOf(Tuple.of(2), -98, -99);
assertThrows(IllegalArgumentException.class, () -> MatcherUtils.keyToRefineryTuple(viatraTuple));
}
@Test
void getSingleValueTest() {
var value = MatcherUtils.getSingleValue(List.of(Tuples.flatTupleOf(Tuple.of(2), -99)));
assertThat(value, is(-99));
}
// Static analysis accurately determines that the result is always {@code null}, but we check anyways.
@SuppressWarnings("ConstantValue")
@Test
void getSingleValueNullTest() {
var value = MatcherUtils.getSingleValue((Iterable<? extends ITuple>) null);
assertThat(value, nullValue());
}
@Test
void getSingleValueEmptyTest() {
var value = MatcherUtils.getSingleValue(List.of());
assertThat(value, nullValue());
}
@Test
void getSingleValueMultipleTest() {
var viatraTuples = List.of(Tuples.flatTupleOf(Tuple.of(2), -98), Tuples.flatTupleOf(Tuple.of(2), -99));
assertThrows(IllegalStateException.class, () -> MatcherUtils.getSingleValue(viatraTuples));
}
}
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