taskwarrior/test/variant_subtract.t.cpp

////////////////////////////////////////////////////////////////////////////////
//
// Copyright 2013 - 2014, Göteborg Bit Factory.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
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// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// SOFTWARE.
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// http://www.opensource.org/licenses/mit-license.php
//
////////////////////////////////////////////////////////////////////////////////

#include <cmake.h>
#include <iostream>
#include <test.h>
#include <Variant.h>
#include <Context.h>

Context context;

#define EPSILON 0.001

////////////////////////////////////////////////////////////////////////////////
int main (int argc, char** argv)
{
  UnitTest t (29);

  Variant v0 (true);
  Variant v1 (42);
  Variant v2 (3.14);
  Variant v3 ("foo");
  Variant v4 (1234567890, Variant::type_date);
  Variant v5 (1200, Variant::type_duration);

  // boolean - boolean  -> ERROR
  try {Variant v00 = v0 - v0; t.fail ("true - true --> error");}
  catch (...)                {t.pass ("true - true --> error");}

  // boolean - integer  -> ERROR
  try {Variant v01 = v0 - v1; t.fail ("true - 42 --> error");}
  catch (...)                {t.pass ("true - 42 --> error");}

  // boolean - real     -> ERROR
  try {Variant v02 = v0 - v2; t.fail ("true - 3.14 --> error");}
  catch (...)                {t.pass ("true - 3.14 --> error");}

  // boolean - string   -> ERROR
  try {Variant v03 = v0 - v3; t.fail ("true - foo --> error");}
  catch (...)                {t.pass ("true - foo --> error");}

  // boolean - date     -> ERROR
  try {Variant v04 = v0 - v4; t.fail ("true - 1234567890 --> error");}
  catch (...)                {t.pass ("true - 1234567890 --> error");}

  // boolean - duration -> ERROR
  try {Variant v05 = v0 - v5; t.fail ("true - 1200 --> error");}
  catch (...)                {t.pass ("true - 1200 --> error");}

  // integer - boolean  -> integer
  Variant v10 = v1 - v0;
  t.is (v10.type (), Variant::type_integer, "42 - true --> integer");
  t.is (v10.get_integer (), 41,             "42 - true --> 41");

  // integer - integer  -> integer
  Variant v11 = v1 - v1;
  t.is (v11.type (), Variant::type_integer, "42 - 42 --> integer");
  t.is (v11.get_integer (), 0,              "42 - 42 --> 0");

  // integer - real     -> real
  Variant v12 = v1 - v2;
  t.is (v12.type (), Variant::type_real,    "42 - 3.14 --> real");
  t.is (v12.get_real (), 38.86, EPSILON,    "42 - 3.14 --> 38.86");

  // integer - string   -> ERROR
  try {Variant v13 = v1 - v3; t.fail ("42 - foo --> error");}
  catch (...)                {t.pass ("42 - foo --> error");}

  // TODO integer - date     -> date

  // TODO integer - duration -> duration

  // real - boolean  -> real
  Variant v20 = v2 - v0;
  t.is (v20.type (), Variant::type_real,    "3.14 - true --> real");
  t.is (v20.get_real (), 2.14, EPSILON,     "3.14 - true --> 2.14");

  // real - integer  -> real
  Variant v21 = v2 - v1;
  t.is (v21.type (), Variant::type_real,    "3.14 - 42 --> real");
  t.is (v21.get_real (), -38.86, EPSILON,   "3.14 - 42 --> -38.86");

  // real - real     -> real
  Variant v22 = v2 - v2;
  t.is (v22.type (), Variant::type_real,    "3.14 - 3.14 --> real");
  t.is (v22.get_real (), 0.0, EPSILON,      "3.14 - 3.14 --> 0.0");

  // real - string   -> ERROR
  try {Variant v23 = v1 - v3; t.fail ("3.14 - foo --> error");}
  catch (...)                {t.pass ("3.14 - foo --> error");}

  // TODO real - date     -> date

  // TODO real - duration -> duration

  // string - boolean  -> ERROR
  try {Variant v30 = v3 - v0; t.fail ("foo - foo --> error");}
  catch (...)                {t.pass ("foo - foo --> error");}

  // string - integer  -> ERROR
  try {Variant v31 = v3 - v1; t.fail ("foo - 42 --> error");}
  catch (...)                {t.pass ("foo - 42 --> error");}

  // string - real     -> ERROR
  try {Variant v32 = v3 - v2; t.fail ("foo - 3.14 --> error");}
  catch (...)                {t.pass ("foo - 3.14 --> error");}

  // string - string   -> ERROR
  try {Variant v33 = v3 - v3; t.fail ("foo - foo --> error");}
  catch (...)                {t.pass ("foo - foo --> error");}

  // string - date     -> ERROR
  try {Variant v34 = v3 - v4; t.fail ("foo - 1234567890 --> error");}
  catch (...)                {t.pass ("foo - 1234567890 --> error");}

  // string - duration -> ERROR
  try {Variant v35 = v3 - v5; t.fail ("foo - 1200 --> error");}
  catch (...)                {t.pass ("foo - 1200 --> error");}

  // TODO date - boolean  -> date

  // TODO date - integer  -> date

  // TODO date - real     -> date

  // date - string   -> string
  try {Variant v43 = v4 - v3; t.fail ("1234567890 - foo --> error");}
  catch (...)                {t.pass ("1234567890 - foo --> error");}

  // TODO date - date     -> duration

  // TODO date - duration -> date


  // TODO duration - boolean  -> duration

  // TODO duration - integer  -> duration

  // TODO duration - real     -> duration

  // duration - string   -> ERROR
  try {Variant v53 = v5 - v3; t.fail ("1200 - foo --> error");}
  catch (...)                {t.pass ("1200 - foo --> error");}

  // duration - date     -> ERROR
  try {Variant v54 = v5 - v4; t.fail ("1200 - 1234567890 --> error");}
  catch (...)                {t.pass ("1200 - 1234567890 --> error");}

  // TODO duration - duration -> duration

  return 0;
}

////////////////////////////////////////////////////////////////////////////////