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Fix flaky test #125

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Merged
steleal merged 1 commit into from
Feb 16, 2026
Merged

Fix flaky test #125

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62 changes: 31 additions & 31 deletions src/test/java/ru/rt/restream/reindexer/connector/FloatVectorIvfTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -35,8 +35,10 @@
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import java.util.stream.Collectors;

import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.containsInAnyOrder;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.notNullValue;
import static org.junit.jupiter.api.Assertions.assertThrows;
Expand Down Expand Up @@ -113,45 +115,43 @@ public void testSearchWithBaseParamK_isOk() {

@Test
public void testSearchWithBaseParamRadius_isOk() {
List<VectorItem> list = db.query(namespaceName, VectorItem.class)
List<Integer> foundIds = db.query(namespaceName, VectorItem.class)
.selectAllFields()
.whereKnn("vector", new float[]{0.1f, 0.1f, 0.1f},
radius(0.1f))
.toList();
.toList()
.stream()
.map(VectorItem::getId)
.collect(Collectors.toList());

assertThat(list.size(), is(4));
assertThat(list.get(0).getId(), is(18));
assertThat(list.get(1).getId(), is(6));
assertThat(list.get(2).getId(), is(7));
assertThat(list.get(3).getId(), is(8));
assertThat(foundIds, containsInAnyOrder(18, 6, 7, 8));
}

@Test
public void testSearchWithBaseParamsKAndRadius_isOk() {
// by k (3 records) + by radius (4 records) = 3 records
List<VectorItem> list = db.query(namespaceName, VectorItem.class)
List<Integer> foundIds = db.query(namespaceName, VectorItem.class)
.selectAllFields()
.whereKnn("vector", new float[]{0.1f, 0.1f, 0.1f},
KnnParams.base(3, 0.1f))
.toList();
.whereKnn("vector", new float[]{0.1f, 0.2f, 0.1f},
KnnParams.base(3, 0.2f))
.toList()
.stream()
.map(VectorItem::getId)
.collect(Collectors.toList());

assertThat(list.size(), is(3));
assertThat(list.get(0).getId(), is(18));
assertThat(list.get(1).getId(), is(7));
assertThat(list.get(2).getId(), is(8));
assertThat(foundIds, containsInAnyOrder(18, 6, 8));

// by k (5 records) + by radius (4 records) = 4 records
list = db.query(namespaceName, VectorItem.class)
foundIds = db.query(namespaceName, VectorItem.class)
.selectAllFields()
.whereKnn("vector", new float[]{0.1f, 0.1f, 0.1f},
KnnParams.base(5, 0.1f))
.toList();

assertThat(list.size(), is(4));
assertThat(list.get(0).getId(), is(18));
assertThat(list.get(1).getId(), is(6));
assertThat(list.get(2).getId(), is(7));
assertThat(list.get(3).getId(), is(8));
.whereKnn("vector", new float[]{0.1f, 0.2f, 0.1f},
KnnParams.base(5, 0.2f))
.toList()
.stream()
.map(VectorItem::getId)
.collect(Collectors.toList());

assertThat(foundIds, containsInAnyOrder(18, 6, 8, 19));
}

@Test
Expand All @@ -170,16 +170,16 @@ public void testSearchWithIvfParams_isOk() {
assertThat(list.get(1).getVector(), is(testItems.get(18).getVector()));

// only radius - 3 records
list = db.query(namespaceName, VectorItem.class)
List<Integer> foundIds = db.query(namespaceName, VectorItem.class)
.selectAllFields()
.whereKnn("vector", new float[]{0.23f, 0.23f, 0.0f},
KnnParams.ivf(KnnParams.radius(0.3f), 3))
.toList();
.toList()
.stream()
.map(VectorItem::getId)
.collect(Collectors.toList());

assertThat(list.size(), is(3));
assertThat(list.get(0).getId(), is(8));
assertThat(list.get(1).getId(), is(18));
assertThat(list.get(2).getId(), is(19));
assertThat(foundIds, containsInAnyOrder(8, 18, 19));

// by k (2 records) + by radius (3 records) = 2 records
list = db.query(namespaceName, VectorItem.class)
Expand Down