Examples with Scan com.scalar.db.api.Scan used on opensource projects

Example 11 with Scan

use of com.scalar.db.api.Scan in project scalardb by scalar-labs.

the class StorageIntegrationTestBase method put_MultiplePutWithDifferentPartitionsGiven_ShouldThrowIllegalArgumentException.

@Test
public void put_MultiplePutWithDifferentPartitionsGiven_ShouldThrowIllegalArgumentException() throws IOException, ExecutionException {
    // Arrange
    List<Put> puts = preparePuts();
    // Act
    assertThatThrownBy(() -> storage.put(Arrays.asList(puts.get(0), puts.get(3), puts.get(6)))).isInstanceOf(IllegalArgumentException.class);
    // Assert
    List<Result> results;
    results = scanAll(new Scan(new Key(COL_NAME1, 0)));
    assertThat(results.size()).isEqualTo(0);
    results = scanAll(new Scan(new Key(COL_NAME1, 3)));
    assertThat(results.size()).isEqualTo(0);
    results = scanAll(new Scan(new Key(COL_NAME1, 6)));
    assertThat(results.size()).isEqualTo(0);
}

Example 12 with Scan

use of com.scalar.db.api.Scan in project scalardb by scalar-labs.

the class StorageIntegrationTestBase method mutate_SingleDeleteWithPartitionKeyAndClusteringKeyGiven_ShouldDeleteSingleRecordProperly.

@Test
public void mutate_SingleDeleteWithPartitionKeyAndClusteringKeyGiven_ShouldDeleteSingleRecordProperly() throws ExecutionException, IOException {
    // Arrange
    populateRecords();
    int pKey = 0;
    int cKey = 0;
    // Act
    Key partitionKey = new Key(COL_NAME1, pKey);
    Key clusteringKey = new Key(COL_NAME4, cKey);
    Delete delete = new Delete(partitionKey, clusteringKey);
    assertThatCode(() -> storage.mutate(Collections.singletonList(delete))).doesNotThrowAnyException();
    // Assert
    List<Result> actual = scanAll(new Scan(partitionKey));
    assertThat(actual.size()).isEqualTo(2);
    assertThat(actual.get(0).getValue(COL_NAME1).isPresent()).isTrue();
    assertThat(actual.get(0).getValue(COL_NAME1).get().getAsInt()).isEqualTo(0);
    assertThat(actual.get(0).getValue(COL_NAME4).isPresent()).isTrue();
    assertThat(actual.get(0).getValue(COL_NAME4).get().getAsInt()).isEqualTo(cKey + 1);
    assertThat(actual.get(1).getValue(COL_NAME1).isPresent()).isTrue();
    assertThat(actual.get(1).getValue(COL_NAME1).get().getAsInt()).isEqualTo(0);
    assertThat(actual.get(1).getValue(COL_NAME4).isPresent()).isTrue();
    assertThat(actual.get(1).getValue(COL_NAME4).get().getAsInt()).isEqualTo(cKey + 2);
}

Example 13 with Scan

use of com.scalar.db.api.Scan in project scalardb by scalar-labs.

the class StorageIntegrationTestBase method delete_MultipleDeleteWithDifferentConditionsGiven_ShouldDeleteProperly.

@Test
public void delete_MultipleDeleteWithDifferentConditionsGiven_ShouldDeleteProperly() throws IOException, ExecutionException {
    // Arrange
    List<Put> puts = preparePuts();
    List<Delete> deletes = prepareDeletes();
    storage.mutate(Arrays.asList(puts.get(0), puts.get(1), puts.get(2)));
    deletes.get(0).withCondition(new DeleteIfExists());
    deletes.get(1).withCondition(new DeleteIf(new ConditionalExpression(COL_NAME2, new TextValue("1"), ConditionalExpression.Operator.EQ)));
    // Act
    assertThatCode(() -> storage.delete(Arrays.asList(deletes.get(0), deletes.get(1), deletes.get(2)))).doesNotThrowAnyException();
    // Assert
    List<Result> results = scanAll(new Scan(new Key(COL_NAME1, 0)));
    assertThat(results.size()).isEqualTo(0);
}

Example 14 with Scan

use of com.scalar.db.api.Scan in project scalardb by scalar-labs.

the class StorageIntegrationTestBase method scan_ScanLargeData_ShouldRetrieveExpectedValues.

@Test
public void scan_ScanLargeData_ShouldRetrieveExpectedValues() throws ExecutionException, IOException {
    // Arrange
    Key partitionKey = new Key(COL_NAME1, 1);
    for (int i = 0; i < 345; i++) {
        Key clusteringKey = new Key(COL_NAME4, i);
        storage.put(new Put(partitionKey, clusteringKey));
    }
    Scan scan = new Scan(partitionKey);
    // Act
    List<Result> results = scanAll(scan);
    // Assert
    assertThat(results.size()).isEqualTo(345);
    for (int i = 0; i < 345; i++) {
        assertThat(results.get(i).getValue(COL_NAME1).isPresent()).isTrue();
        assertThat(results.get(i).getValue(COL_NAME1).get().getAsInt()).isEqualTo(1);
        assertThat(results.get(i).getValue(COL_NAME4).isPresent()).isTrue();
        assertThat(results.get(i).getValue(COL_NAME4).get().getAsInt()).isEqualTo(i);
    }
}

Example 15 with Scan

use of com.scalar.db.api.Scan in project scalardb by scalar-labs.

the class StorageIntegrationTestBase method put_MultiplePutWithIfNotExistsGivenWhenOneExists_ShouldThrowNoMutationException.

@Test
public void put_MultiplePutWithIfNotExistsGivenWhenOneExists_ShouldThrowNoMutationException() throws IOException, ExecutionException {
    // Arrange
    int pKey = 0;
    int cKey = 0;
    List<Put> puts = preparePuts();
    assertThatCode(() -> storage.put(puts.get(0))).doesNotThrowAnyException();
    puts.get(0).withCondition(new PutIfNotExists());
    puts.get(1).withCondition(new PutIfNotExists());
    puts.get(2).withCondition(new PutIfNotExists());
    Scan scan = new Scan(new Key(COL_NAME1, pKey));
    // Act
    assertThatThrownBy(() -> storage.put(Arrays.asList(puts.get(0), puts.get(1), puts.get(2)))).isInstanceOf(NoMutationException.class);
    // Assert
    List<Result> results = scanAll(scan);
    assertThat(results.size()).isEqualTo(1);
    assertThat(results.get(0).getValue(COL_NAME4)).isEqualTo(Optional.of(new IntValue(COL_NAME4, pKey + cKey)));
}