/*
 * 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.phoenix.end2end;

import static org.apache.phoenix.util.TestUtil.B_VALUE;
import static org.apache.phoenix.util.TestUtil.C_VALUE;
import static org.apache.phoenix.util.TestUtil.ROW1;
import static org.apache.phoenix.util.TestUtil.ROW2;
import static org.apache.phoenix.util.TestUtil.ROW3;
import static org.apache.phoenix.util.TestUtil.ROW4;
import static org.apache.phoenix.util.TestUtil.ROW5;
import static org.apache.phoenix.util.TestUtil.ROW6;
import static org.apache.phoenix.util.TestUtil.ROW7;
import static org.apache.phoenix.util.TestUtil.ROW8;
import static org.apache.phoenix.util.TestUtil.ROW9;
import static org.apache.phoenix.util.TestUtil.TEST_PROPERTIES;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.Arrays;
import java.util.Collection;
import java.util.Properties;
import org.apache.phoenix.util.PropertiesUtil;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;

@Category(ParallelStatsDisabledTest.class)
@RunWith(Parameterized.class)
public class RangeScanIT extends BaseQueryIT {

  @Parameters(name = "RangeScanIT_{index}") // name is used by failsafe as file name in reports
  public static synchronized Collection<Object> data() {
    return BaseQueryIT.allIndexes();
  }

  public RangeScanIT(String indexDDL, boolean columnEncoded, boolean keepDeletedCells) {
    super(indexDDL, columnEncoded, keepDeletedCells);
  }

  @Test
  public void testNegateExpression() throws Exception {
    String query = "SELECT entity_id FROM " + tableName + " where A_INTEGER - 4 = -1";
    Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES);
    Connection conn = DriverManager.getConnection(getUrl(), props);
    try {
      PreparedStatement statement = conn.prepareStatement(query);
      ResultSet rs = statement.executeQuery();
      assertTrue(rs.next());
      assertEquals(ROW3, rs.getString(1));
      assertFalse(rs.next());
    } finally {
      conn.close();
    }
  }

  @Test
  public void testIntEqualityFilter() throws Exception {
    String query = "SELECT a_string, /* comment ok? */ b_string FROM " + tableName
      + " WHERE ?=organization_id and 5=a_integer";
    Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES);
    Connection conn = DriverManager.getConnection(getUrl(), props);
    try {
      PreparedStatement statement = conn.prepareStatement(query);
      statement.setString(1, tenantId);
      ResultSet rs = statement.executeQuery();
      assertTrue(rs.next());
      assertEquals(rs.getString(1), B_VALUE);
      assertEquals(rs.getString("B_string"), C_VALUE);
      assertFalse(rs.next());
    } finally {
      conn.close();
    }
  }

  @Test
  public void testIntRangeFilter() throws Exception {
    String updateStmt = "upsert into " + tableName + " (" + "    ORGANIZATION_ID, "
      + "    ENTITY_ID, " + "    A_INTEGER) " + "VALUES (?, ?, ?)";
    // Override value that was set at creation time
    Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES);
    Connection conn = DriverManager.getConnection(url, props);
    PreparedStatement stmt = conn.prepareStatement(updateStmt);
    stmt.setString(1, tenantId);
    stmt.setString(2, ROW4);
    stmt.setInt(3, -10);
    stmt.execute();
    conn.commit();

    String query =
      "SELECT entity_id FROM " + tableName + " WHERE organization_id=? and a_integer >= ?";
    PreparedStatement statement = conn.prepareStatement(query);
    statement.setString(1, tenantId);
    statement.setInt(2, 7);
    ResultSet rs = statement.executeQuery();
    assertValueEqualsResultSet(rs, Arrays.<Object> asList(ROW7, ROW8, ROW9));

    query = "SELECT entity_id FROM " + tableName + " WHERE organization_id=? and a_integer < 2";
    statement = conn.prepareStatement(query);
    statement.setString(1, tenantId);
    rs = statement.executeQuery();
    assertValueEqualsResultSet(rs, Arrays.<Object> asList(ROW1, ROW4));

    query = "SELECT entity_id FROM " + tableName + " WHERE organization_id=? and a_integer <= 2";
    statement = conn.prepareStatement(query);
    statement.setString(1, tenantId);
    rs = statement.executeQuery();
    assertValueEqualsResultSet(rs, Arrays.<Object> asList(ROW1, ROW2, ROW4));

    query = "SELECT entity_id FROM " + tableName + " WHERE organization_id=? and a_integer >=9";
    statement = conn.prepareStatement(query);
    statement.setString(1, tenantId);
    rs = statement.executeQuery();
    assertTrue(rs.next());
    assertEquals(rs.getString(1), ROW9);
    assertFalse(rs.next());
    conn.close();
  }

  @Test
  public void testUnboundRangeScan1() throws Exception {
    String query = "SELECT entity_id FROM " + tableName + " WHERE organization_id <= ?";
    Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES);
    Connection conn = DriverManager.getConnection(getUrl(), props);
    try {
      PreparedStatement statement = conn.prepareStatement(query);
      statement.setString(1, tenantId);
      ResultSet rs = statement.executeQuery();
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW1);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW2);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW3);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW4);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW5);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW6);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW7);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW8);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW9);
      assertFalse(rs.next());
    } finally {
      conn.close();
    }
  }

  @Test
  public void testUnboundRangeScan2() throws Exception {
    String query = "SELECT entity_id FROM " + tableName + " WHERE organization_id >= ?";
    Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES);
    Connection conn = DriverManager.getConnection(getUrl(), props);
    try {
      PreparedStatement statement = conn.prepareStatement(query);
      statement.setString(1, tenantId);
      ResultSet rs = statement.executeQuery();
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW1);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW2);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW3);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW4);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW5);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW6);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW7);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW8);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW9);
      assertFalse(rs.next());
    } finally {
      conn.close();
    }
  }

  @Test
  public void testUpperLowerBoundRangeScan() throws Exception {
    String query = "SELECT entity_id FROM " + tableName
      + " WHERE organization_id=? and substr(entity_id,1,3) > '00A' and substr(entity_id,1,3) < '00C'";
    Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES);
    Connection conn = DriverManager.getConnection(getUrl(), props);
    try {
      PreparedStatement statement = conn.prepareStatement(query);
      statement.setString(1, tenantId);
      ResultSet rs = statement.executeQuery();
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW5);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW6);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW7);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW8);
      assertFalse(rs.next());
    } finally {
      conn.close();
    }
  }

  @Test
  public void testUpperBoundRangeScan() throws Exception {
    String query = "SELECT entity_id FROM " + tableName
      + " WHERE organization_id=? and substr(entity_id,1,3) >= '00B' ";
    Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES);
    Connection conn = DriverManager.getConnection(getUrl(), props);
    try {
      PreparedStatement statement = conn.prepareStatement(query);
      statement.setString(1, tenantId);
      ResultSet rs = statement.executeQuery();
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW5);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW6);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW7);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW8);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW9);
      assertFalse(rs.next());
    } finally {
      conn.close();
    }
  }

  @Test
  public void testLowerBoundRangeScan() throws Exception {
    String query = "SELECT entity_id FROM " + tableName
      + " WHERE organization_id=? and substr(entity_id,1,3) < '00B' ";
    Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES);
    Connection conn = DriverManager.getConnection(getUrl(), props);
    try {
      PreparedStatement statement = conn.prepareStatement(query);
      statement.setString(1, tenantId);
      ResultSet rs = statement.executeQuery();
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW1);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW2);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW3);
      assertTrue(rs.next());
      assertEquals(rs.getString(1), ROW4);
      assertFalse(rs.next());
    } finally {
      conn.close();
    }
  }
}
