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 com.datastax.oss.driver.internal.core.type.codec;
  
  import static java.time.ZoneOffset.ofHours;
  import static org.assertj.core.api.Assertions.assertThat;
  import static org.assertj.core.api.Assertions.assertThatThrownBy;
  
  import com.datastax.oss.driver.api.core.type.reflect.GenericType;
  import com.datastax.oss.driver.shaded.guava.common.collect.Lists;
  import com.tngtech.java.junit.dataprovider.DataProvider;
  import com.tngtech.java.junit.dataprovider.DataProviderRunner;
  import com.tngtech.java.junit.dataprovider.UseDataProvider;
  import java.time.Instant;
  import java.time.LocalDate;
  import java.time.LocalDateTime;
  import java.time.ZoneId;
  import java.time.ZoneOffset;
  import java.time.ZonedDateTime;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  
  @RunWith(DataProviderRunner.class)
  public class TimestampCodecTest extends CodecTestBase<Instant> {
  
    public TimestampCodecTest() {
      // force a given timezone for reproducible results in should_format
      codec = new TimestampCodec(ZoneOffset.UTC);
    }
  
    @Test
    public void should_encode() {
      assertThat(encode(Instant.EPOCH)).isEqualTo("0x0000000000000000");
      assertThat(encode(Instant.ofEpochMilli(128))).isEqualTo("0x0000000000000080");
      assertThat(encode(null)).isNull();
    }
  
    @Test
    public void should_decode() {
      assertThat(decode("0x0000000000000000").toEpochMilli()).isEqualTo(0);
      assertThat(decode("0x0000000000000080").toEpochMilli()).isEqualTo(128);
      assertThat(decode(null)).isNull();
    }
  
    @Test(expected = IllegalArgumentException.class)
    public void should_fail_to_decode_if_not_enough_bytes() {
      decode("0x0000");
    }
  
    @Test(expected = IllegalArgumentException.class)
    public void should_fail_to_decode_if_too_many_bytes() {
      decode("0x0000000000000000" + "0000");
    }
  
    @Test
    public void should_format() {
      // No need to test various values because the codec delegates directly to SimpleDateFormat,
      // which we assume does its job correctly.
      assertThat(format(Instant.EPOCH)).isEqualTo("'1970-01-01T00:00:00.000Z'");
      assertThat(format(Instant.parse("2018-08-16T15:59:34.123Z")))
          .isEqualTo("'2018-08-16T15:59:34.123Z'");
      assertThat(format(null)).isEqualTo("NULL");
    }
  
    @DataProvider
    public static Iterable<ZoneId> timeZones() {
      return Lists.newArrayList(
          ZoneId.systemDefault(),
          ZoneOffset.UTC,
          ZoneOffset.ofHoursMinutes(3, 30),
          ZoneId.of("Europe/Paris"),
          ZoneId.of("GMT+7"));
    }
  
    @Test
    @UseDataProvider("timeZones")
    public void should_parse(ZoneId defaultTimeZone) {
      TimestampCodec codec = new TimestampCodec(defaultTimeZone);
  
      // Raw numbers
      assertThat(codec.parse("'0'")).isEqualTo(Instant.EPOCH);
      assertThat(codec.parse("'-1'")).isEqualTo(Instant.EPOCH.minusMillis(1));
      assertThat(codec.parse("1534463100000")).isEqualTo(Instant.ofEpochMilli(1534463100000L));
  
      // Date formats
      Instant expected;
  
      // date without time, without time zone
      expected = LocalDate.parse("2017-01-01").atStartOfDay().atZone(defaultTimeZone).toInstant();
      assertThat(codec.parse("'2017-01-01'")).isEqualTo(expected);
  
      // date without time, with time zone
      expected = LocalDate.parse("2018-08-16").atStartOfDay().atZone(ofHours(2)).toInstant();
      assertThat(codec.parse("'2018-08-16+02'")).isEqualTo(expected);
      assertThat(codec.parse("'2018-08-16+0200'")).isEqualTo(expected);
      assertThat(codec.parse("'2018-08-16+02:00'")).isEqualTo(expected);
      assertThat(codec.parse("'2018-08-16 CEST'")).isEqualTo(expected);
  
      // date with time, without time zone
      expected = LocalDateTime.parse("2018-08-16T23:45").atZone(defaultTimeZone).toInstant();
      assertThat(codec.parse("'2018-08-16T23:45'")).isEqualTo(expected);
      assertThat(codec.parse("'2018-08-16 23:45'")).isEqualTo(expected);
  
      // date with time + seconds, without time zone
      expected = LocalDateTime.parse("2019-12-31T16:08:38").atZone(defaultTimeZone).toInstant();
      assertThat(codec.parse("'2019-12-31T16:08:38'")).isEqualTo(expected);
      assertThat(codec.parse("'2019-12-31 16:08:38'")).isEqualTo(expected);
  
      // date with time + seconds + milliseconds, without time zone
      expected = LocalDateTime.parse("1950-02-28T12:00:59.230").atZone(defaultTimeZone).toInstant();
      assertThat(codec.parse("'1950-02-28T12:00:59.230'")).isEqualTo(expected);
      assertThat(codec.parse("'1950-02-28 12:00:59.230'")).isEqualTo(expected);
  
      // date with time, with time zone
      expected = ZonedDateTime.parse("1973-06-23T23:59:00.000+01:00").toInstant();
      assertThat(codec.parse("'1973-06-23T23:59+01'")).isEqualTo(expected);
      assertThat(codec.parse("'1973-06-23T23:59+0100'")).isEqualTo(expected);
      assertThat(codec.parse("'1973-06-23T23:59+01:00'")).isEqualTo(expected);
      assertThat(codec.parse("'1973-06-23T23:59 CET'")).isEqualTo(expected);
      assertThat(codec.parse("'1973-06-23 23:59+01'")).isEqualTo(expected);
      assertThat(codec.parse("'1973-06-23 23:59+0100'")).isEqualTo(expected);
      assertThat(codec.parse("'1973-06-23 23:59+01:00'")).isEqualTo(expected);
      assertThat(codec.parse("'1973-06-23 23:59 CET'")).isEqualTo(expected);
  
      // date with time + seconds, with time zone
      expected = ZonedDateTime.parse("1980-01-01T23:59:59.000-08:00").toInstant();
      assertThat(codec.parse("'1980-01-01T23:59:59-08'")).isEqualTo(expected);
      assertThat(codec.parse("'1980-01-01T23:59:59-0800'")).isEqualTo(expected);
      assertThat(codec.parse("'1980-01-01T23:59:59-08:00'")).isEqualTo(expected);
      assertThat(codec.parse("'1980-01-01T23:59:59 PST'")).isEqualTo(expected);
      assertThat(codec.parse("'1980-01-01 23:59:59-08'")).isEqualTo(expected);
      assertThat(codec.parse("'1980-01-01 23:59:59-0800'")).isEqualTo(expected);
      assertThat(codec.parse("'1980-01-01 23:59:59-08:00'")).isEqualTo(expected);
      assertThat(codec.parse("'1980-01-01 23:59:59 PST'")).isEqualTo(expected);
  
      // date with time + seconds + milliseconds, with time zone
      expected = ZonedDateTime.parse("1999-12-31T23:59:59.999+00:00").toInstant();
      assertThat(codec.parse("'1999-12-31T23:59:59.999+00'")).isEqualTo(expected);
      assertThat(codec.parse("'1999-12-31T23:59:59.999+0000'")).isEqualTo(expected);
      assertThat(codec.parse("'1999-12-31T23:59:59.999+00:00'")).isEqualTo(expected);
      assertThat(codec.parse("'1999-12-31T23:59:59.999 UTC'")).isEqualTo(expected);
      assertThat(codec.parse("'1999-12-31 23:59:59.999+00'")).isEqualTo(expected);
      assertThat(codec.parse("'1999-12-31 23:59:59.999+0000'")).isEqualTo(expected);
      assertThat(codec.parse("'1999-12-31 23:59:59.999+00:00'")).isEqualTo(expected);
      assertThat(codec.parse("'1999-12-31 23:59:59.999 UTC'")).isEqualTo(expected);
  
      assertThat(codec.parse("NULL")).isNull();
      assertThat(codec.parse("null")).isNull();
      assertThat(codec.parse("")).isNull();
      assertThat(codec.parse(null)).isNull();
    }
  
    @Test
    public void should_fail_to_parse_invalid_input() {
      assertThatThrownBy(() -> parse("not a timestamp"))
          .isInstanceOf(IllegalArgumentException.class)
          .hasMessage("Alphanumeric timestamp literal must be quoted: \"not a timestamp\"");
      assertThatThrownBy(() -> parse("'not a timestamp'"))
          .isInstanceOf(IllegalArgumentException.class)
          .hasMessage("Cannot parse timestamp value from \"'not a timestamp'\"");
    }
  
    @Test
    public void should_accept_generic_type() {
      assertThat(codec.accepts(GenericType.of(Instant.class))).isTrue();
      assertThat(codec.accepts(GenericType.of(Integer.class))).isFalse();
    }
  
    @Test
    public void should_accept_raw_type() {
      assertThat(codec.accepts(Instant.class)).isTrue();
      assertThat(codec.accepts(Integer.class)).isFalse();
    }
  
    @Test
    public void should_accept_object() {
      assertThat(codec.accepts(Instant.EPOCH)).isTrue();
      assertThat(codec.accepts(Integer.MIN_VALUE)).isFalse();
    }
  }
  