content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.apache.beam.sdk.extensions.sql;
  
  import static org.hamcrest.Matchers.containsString;
  import static org.junit.internal.matchers.ThrowableMessageMatcher.hasMessage;
  
  import org.apache.beam.sdk.extensions.sql.impl.ParseException;
  import org.apache.beam.sdk.schemas.Schema;
  import org.apache.beam.sdk.testing.PAssert;
  import org.apache.beam.sdk.transforms.Create;
  import org.apache.beam.sdk.values.PCollection;
  import org.apache.beam.sdk.values.PCollectionTuple;
  import org.apache.beam.sdk.values.Row;
  import org.apache.beam.sdk.values.TupleTag;
  import org.junit.Test;
  
  /** Tests for WHERE queries with BOUNDED PCollection. */
  public class BeamSqlDslFilterTest extends BeamSqlDslBase {
    /** single filter with bounded PCollection. */
    @Test
    public void testSingleFilterWithBounded() throws Exception {
      runSingleFilter(boundedInput1);
    }
  
    /** single filter with unbounded PCollection. */
    @Test
    public void testSingleFilterWithUnbounded() throws Exception {
      runSingleFilter(unboundedInput1);
    }
  
    private void runSingleFilter(PCollection<Row> input) throws Exception {
      String sql = "SELECT * FROM PCOLLECTION WHERE f_int = 1";
  
      PCollection<Row> result = input.apply("testSingleFilter", SqlTransform.query(sql));
  
      PAssert.that(result).containsInAnyOrder(rowsInTableA.get(0));
  
      pipeline.run().waitUntilFinish();
    }
  
    /** composite filters with bounded PCollection. */
    @Test
    public void testCompositeFilterWithBounded() throws Exception {
      runCompositeFilter(boundedInput1);
    }
  
    /** composite filters with unbounded PCollection. */
    @Test
    public void testCompositeFilterWithUnbounded() throws Exception {
      runCompositeFilter(unboundedInput1);
    }
  
    private void runCompositeFilter(PCollection<Row> input) throws Exception {
      String sql =
          "SELECT * FROM TABLE_A"
              + " WHERE f_int > 1 AND (f_long < 3000 OR f_string = 'string_row3')";
  
      PCollection<Row> result =
          PCollectionTuple.of(new TupleTag<>("TABLE_A"), input)
              .apply("testCompositeFilter", SqlTransform.query(sql));
  
      PAssert.that(result).containsInAnyOrder(rowsInTableA.get(1), rowsInTableA.get(2));
  
      pipeline.run().waitUntilFinish();
    }
  
    /** nothing return with filters in bounded PCollection. */
    @Test
    public void testNoReturnFilterWithBounded() throws Exception {
      runNoReturnFilter(boundedInput1);
    }
  
    /** nothing return with filters in unbounded PCollection. */
    @Test
    public void testNoReturnFilterWithUnbounded() throws Exception {
      runNoReturnFilter(unboundedInput1);
    }
  
    private void runNoReturnFilter(PCollection<Row> input) throws Exception {
      String sql = "SELECT * FROM TABLE_A WHERE f_int < 1";
  
      PCollection<Row> result =
          PCollectionTuple.of(new TupleTag<>("TABLE_A"), input)
              .apply("testNoReturnFilter", SqlTransform.query(sql));
  
      PAssert.that(result).empty();
  
      pipeline.run().waitUntilFinish();
    }
  
    @Test
    public void testFromInvalidTableName1() throws Exception {
      exceptions.expect(ParseException.class);
      exceptions.expectCause(hasMessage(containsString("Object 'TABLE_B' not found")));
      pipeline.enableAbandonedNodeEnforcement(false);
  
      String sql = "SELECT * FROM TABLE_B WHERE f_int < 1";
  
      PCollectionTuple.of(new TupleTag<>("TABLE_A"), boundedInput1)
          .apply("testFromInvalidTableName1", SqlTransform.query(sql));
  
      pipeline.run().waitUntilFinish();
    }
  
    @Test
    public void testInvalidFilter() throws Exception {
      exceptions.expect(ParseException.class);
      exceptions.expectCause(hasMessage(containsString("Column 'f_int_na' not found in any table")));
      pipeline.enableAbandonedNodeEnforcement(false);
  
      String sql = "SELECT * FROM PCOLLECTION WHERE f_int_na = 0";
  
      boundedInput1.apply(SqlTransform.query(sql));
  
      pipeline.run().waitUntilFinish();
    }
  
    @Test
    public void testFilterBytes() {
      String sql = "SELECT c_bytes FROM PCOLLECTION WHERE c_bytes = x'ff'";
  
      Schema schema = Schema.builder().addByteArrayField("c_bytes").build();
      PCollection<Row> input =
          pipeline.apply(
              Create.of(
                      Row.withSchema(schema).addValue(new byte[] {-1}).build(),
                      Row.withSchema(schema).addValue(new byte[] {127}).build())
                  .withRowSchema(schema));
  
      PCollection<Row> result = input.apply(SqlTransform.query(sql));
  
      PAssert.that(result)
          .containsInAnyOrder(Row.withSchema(schema).addValue(new byte[] {-1}).build());
  
      pipeline.run().waitUntilFinish();
    }
  }
  