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/* -*- mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-

 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:

 *

 *  Copyright (C) 2010 Pawel Blokus

 *

 *  This program is free software; you can redistribute it and/or modify

 *  it under the terms of the GNU General Public License as published by

 *  the Free Software Foundation; either version 2 of the License, or

 *  (at your option) any later version.

 *

 *  This program is distributed in the hope that it will be useful,

 *  but WITHOUT ANY WARRANTY; without even the implied warranty of

 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 *  GNU General Public License for more details.

 *

 *  You should have received a copy of the GNU General Public License

 *  along with this program; if not, write to the Free Software

 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 */

#include "config.h"

#include <gtest/gtest.h>

#include <drizzled/temporal.h>

#include "temporal_generator.h"

using namespace drizzled;

template <typename TemporalType>

class TimestampTestCompareOperators : public ::testing::Test

{

 protected:

  Timestamp sample_timestamp;

  bool result;

  TemporalType identical_with_sample_timestamp, before_sample_timestamp, after_sample_timestamp;

  void initBeforeIdenticalAfter();

  virtual void SetUp()

  {

    TemporalGenerator::TimestampGen::make_timestamp(&sample_timestamp, 2010, 9, 8, 0, 0, 0);

    initBeforeIdenticalAfter();

  }

};

template<> void TimestampTestCompareOperators<Date>::initBeforeIdenticalAfter()

{

  TemporalGenerator::DateGen::make_date(&before_sample_timestamp, 1980, 1, 1);

  TemporalGenerator::DateGen::make_date(&identical_with_sample_timestamp, 2010, 9, 8);

  TemporalGenerator::DateGen::make_date(&after_sample_timestamp, 2019, 5, 30);

}

template<> void TimestampTestCompareOperators<DateTime>::initBeforeIdenticalAfter()

{

  TemporalGenerator::DateTimeGen::make_datetime(&before_sample_timestamp, 1990, 12, 31, 12, 12, 30);

  TemporalGenerator::DateTimeGen::make_datetime(&identical_with_sample_timestamp, 2010, 9, 8, 0, 0, 0);

  TemporalGenerator::DateTimeGen::make_datetime(&after_sample_timestamp, 2020, 4, 4, 4, 4, 4);

}

template<> void TimestampTestCompareOperators<Timestamp>::initBeforeIdenticalAfter()

{

  TemporalGenerator::TimestampGen::make_timestamp(&before_sample_timestamp, 2010, 9, 7, 23, 59, 59);

  TemporalGenerator::TimestampGen::make_timestamp(&identical_with_sample_timestamp, 2010, 9, 8, 0, 0, 0);

  TemporalGenerator::TimestampGen::make_timestamp(&after_sample_timestamp, 2010, 9, 8, 0, 0, 1);

}

typedef ::testing::Types<Date, DateTime, Timestamp> typesForTimestampTestCompareOperators;

TYPED_TEST_CASE(TimestampTestCompareOperators, typesForTimestampTestCompareOperators);

TYPED_TEST(TimestampTestCompareOperators, operatorEqual_ComparingWithIdencticalTemporal_ShouldReturn_True)

{

  this->result= (this->sample_timestamp == this->identical_with_sample_timestamp);

  ASSERT_TRUE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorEqual_ComparingWithDifferentTemporal_ShouldReturn_False)

{

  this->result= (this->sample_timestamp == this->before_sample_timestamp);

  ASSERT_FALSE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorNotEqual_ComparingWithIdencticalTemporal_ShouldReturn_False)

{ 

  this->result= (this->sample_timestamp != this->identical_with_sample_timestamp);

  ASSERT_FALSE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorNotEqual_ComparingWithDifferentTemporal_ShouldReturn_True)

{

  this->result= (this->sample_timestamp != this->before_sample_timestamp);

  ASSERT_TRUE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorGreaterThan_ComparingWithIdenticalTemporal_ShouldReturn_False)

{

  this->result= (this->sample_timestamp > this->identical_with_sample_timestamp);

  ASSERT_FALSE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorGreaterThan_ComparingWithLaterTemporal_ShouldReturn_False)

{

  this->result= (this->sample_timestamp > this->after_sample_timestamp);

  ASSERT_FALSE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorGreaterThan_ComparingWithEarlierTemporal_ShouldReturn_True)

{

  this->result= (this->sample_timestamp > this->before_sample_timestamp);

  ASSERT_TRUE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorGreaterThanOrEqual_ComparingWithIdenticalTemporal_ShouldReturn_True)

{

  this->result= (this->sample_timestamp >= this->identical_with_sample_timestamp);

  ASSERT_TRUE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorGreaterThanOrEqual_ComparingWithLaterTemporal_ShouldReturn_False)

{

  this->result= (this->sample_timestamp >= this->after_sample_timestamp);

  ASSERT_FALSE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorGreaterThanOrEqual_ComparingWithEarlierTemporal_ShouldReturn_True)

{

  this->result= (this->sample_timestamp >= this->before_sample_timestamp);

  ASSERT_TRUE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorLessThan_ComparingWithIdenticalTemporal_ShouldReturn_False)

{

  this->result= (this->sample_timestamp < this->identical_with_sample_timestamp);

  ASSERT_FALSE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorLessThan_ComparingWithLaterTemporal_ShouldReturn_True)

{

  this->result= (this->sample_timestamp < this->after_sample_timestamp);

  ASSERT_TRUE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorLessThan_ComparingWithEarlierTemporal_ShouldReturn_False)

{

  this->result= (this->sample_timestamp < this->before_sample_timestamp);

  ASSERT_FALSE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorLessThanOrEqual_ComparingWithIdenticalTemporal_ShouldReturn_True)

{

  this->result= (this->sample_timestamp <= this->identical_with_sample_timestamp);

  ASSERT_TRUE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorLessThanOrEqual_ComparingWithLaterTemporal_ShouldReturn_True)

{

  this->result= (this->sample_timestamp <= this->after_sample_timestamp);

  ASSERT_TRUE(this->result);

}

TYPED_TEST(TimestampTestCompareOperators, operatorLessThanOrEqual_ComparingWithEarlierTemporal_ShouldReturn_False)

{

  this->result= (this->sample_timestamp <= this->before_sample_timestamp);

  ASSERT_FALSE(this->result);

}

class TimestampTest : public ::testing::Test

{

  protected:

    Timestamp timestamp;

    bool result;

};

TEST_F(TimestampTest, is_valid_minOfTimestampRange_shouldReturn_True)

{

  uint32_t year= 1970, month= 1, day= 1, hour= 0, minute= 0, second= 0;

  TemporalGenerator::TimestampGen::make_timestamp(&timestamp, year, month, day, hour, minute, second);

  result= timestamp.is_valid();

  ASSERT_TRUE(result);

}

TEST_F(TimestampTest, is_valid_maxOfTimestampRange_shouldReturn_True)

{

  uint32_t year= 2038, month= 1, day= 19, hour= 3, minute= 14, second= 7;

  TemporalGenerator::TimestampGen::make_timestamp(&timestamp, year, month, day, hour, minute, second);

  result= timestamp.is_valid();

  ASSERT_TRUE(result);

}

TEST_F(TimestampTest, is_valid_oneSecondBeforeTimestampMinOfRange_shouldReturn_False)

{

  uint32_t year= 1969, month= 12, day= 31, hour= 23, minute= 59, second= 59;

  TemporalGenerator::TimestampGen::make_timestamp(&timestamp, year, month, day, hour, minute, second);

  result= timestamp.is_valid();

  ASSERT_FALSE(result);

}

TEST_F(TimestampTest, is_valid_oneSecondAfterTimestampMaxOfRange_shouldReturn_False)

{

  uint32_t year= 2038, month= 1, day= 19, hour= 3, minute= 14, second= 8;

  TemporalGenerator::TimestampGen::make_timestamp(&timestamp, year, month, day, hour, minute, second);

  result= timestamp.is_valid();

  ASSERT_FALSE(result);

}

TEST_F(TimestampTest, is_valid_InsideOfTimestampRange_shouldReturn_True)

{

  uint32_t year= 1980, month= 11, day= 1, hour= 5, minute= 8, second= 5;

  TemporalGenerator::TimestampGen::make_timestamp(&timestamp, year, month, day, hour, minute, second);

  result= timestamp.is_valid();

  ASSERT_TRUE(result);

}

TEST_F(TimestampTest, to_time_t)

{

  time_t time;

  TemporalGenerator::TimestampGen::make_timestamp(&timestamp, 2009, 6, 3, 4, 59, 1);

  timestamp.to_time_t(time);

  ASSERT_EQ(1244005141, time);

}

TEST_F(TimestampTest, outputStreamOperator_shouldWrite_hyphenSeperatedDateElements_and_colonSeperatedTimeElements)

{

  std::ostringstream output;

  std::string expected= "2010-05-01 08:07:06";

  std::string returned;

  TemporalGenerator::TimestampGen::make_timestamp(&timestamp, 2010, 5, 1, 8, 7, 6);

  output << timestamp;

  returned= output.str();

  ASSERT_EQ(expected, returned);

}