/*
 * 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.driver.extras.codecs.jdk8;

import static com.datastax.driver.core.ProtocolVersion.V4;
import static org.assertj.core.api.Assertions.assertThat;

import com.datastax.driver.core.Assertions;
import java.time.Instant;
import java.time.ZonedDateTime;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;

public class InstantCodecTest {

  @DataProvider(name = "InstantCodecTest.parse")
  public Object[][] parseParameters() {
    return new Object[][] {
      {null, null},
      {"", null},
      {"NULL", null},
      {"0", Instant.ofEpochMilli(0)},
      {"1277860847999", Instant.ofEpochMilli(1277860847999L)},
      {"'2010-06-30T01:20'", Instant.parse("2010-06-30T01:20:00.000Z")},
      {"'2010-06-30T01:20Z'", Instant.parse("2010-06-30T01:20:00.000Z")},
      {"'2010-06-30T01:20:47'", Instant.parse("2010-06-30T01:20:47.000Z")},
      {"'2010-06-30T01:20:47+01:00'", Instant.parse("2010-06-30T00:20:47.000Z")},
      {"'2010-06-30T01:20:47.999'", Instant.parse("2010-06-30T01:20:47.999Z")},
      {"'2010-06-30T01:20:47.999+01:00'", Instant.parse("2010-06-30T00:20:47.999Z")}
    };
  }

  @DataProvider(name = "InstantCodecTest.format")
  public Object[][] formatParameters() {
    return new Object[][] {
      {null, "NULL"},
      {Instant.ofEpochMilli(0), "'1970-01-01T00:00:00.000+00:00'"},
      {
        ZonedDateTime.parse("2010-06-30T02:20:47.999+01:00").toInstant(),
        "'2010-06-30T01:20:47.999+00:00'"
      }
    };
  }

  @Test(groups = "unit", dataProvider = "InstantCodecTest.parse")
  public void should_parse_valid_formats(String input, Instant expected) {
    // when
    Instant actual = InstantCodec.instance.parse(input);
    // then
    assertThat(actual).isEqualTo(expected);
  }

  @Test(groups = "unit", dataProvider = "InstantCodecTest.format")
  public void should_serialize_and_format_valid_object(Instant input, String expected) {
    // when
    String actual = InstantCodec.instance.format(input);
    // then
    Assertions.assertThat(InstantCodec.instance).withProtocolVersion(V4).canSerialize(input);
    assertThat(actual).isEqualTo(expected);
  }
}
