public void Expand_Two_Markdowns_On_Second_And_Fourth_Week_With_Null_First()
{
var schedule = SmDenseSchedule.FromInteger(Convert.ToInt32("1010", 2), 10, 4);
var priceLadder = new SmPriceLadder
{
Values = new [] { 0.1M, 0.5M, 0.9M },
Type = SmPriceLadderType.Percent
};
var expected = new[]
{
new SmSchedulePricePath {
LadderType = SmPriceLadderType.Percent, MarkdownCount = 2, Prices = new [] { (decimal?)null, 0.1M, 0.1M, 0.5M }, Weeks = new [] { 10, 11, 12, 13 }
},
new SmSchedulePricePath {
LadderType = SmPriceLadderType.Percent, MarkdownCount = 2, Prices = new [] { (decimal?)null, 0.5M, 0.5M, 0.9M }, Weeks = new [] { 10, 11, 12, 13 }
},
new SmSchedulePricePath {
LadderType = SmPriceLadderType.Percent, MarkdownCount = 2, Prices = new [] { (decimal?)null, 0.1M, 0.1M, 0.9M }, Weeks = new [] { 10, 11, 12, 13 }
}
};
var result = schedule.Expand(priceLadder);
result.ShouldAllBeEquivalentTo(expected);
}
public void Optimise_Constraints_Are_Always_Markdowns()
{
char[,] expected =
{
{ '_', '_', '_', '_' },
{ '_', '_', '_', '_' },
{ 'x', '_', '_', '_' },
{ 'x', 'x', '_', '_' },
{ 'x', 'x', 'x', '_' },
{ '_', 'x', 'x', 'x' },
{ '_', 'x', 'x', 'x' },
{ '_', '_', '_', 'x' },
{ '_', '_', '_', 'x' }
};
var priceLadder = new SmPriceLadder
{
Values = new[] { 0.1M, 0.2M, 0.3M, 0.4M, 0.5M, 0.6M, 0.7M, 0.8M, 0.9M },
Type = SmPriceLadderType.Percent
};
var schedule = SmDenseSchedule.FromInteger(170, 1, 8);
schedule.Constraints = new[]
{
SmWeekConstraint.Range(2, 0.3M, 0.5M),
SmWeekConstraint.Range(6, 0.5M, 0.7M)
};
var result = SmDenseSchedule.Optimise(schedule, priceLadder);
Simplify(priceLadder, schedule, result)
.Should()
.Equal(expected, (left, right) => left == right);
}
public void Expand_Two_Markdowns_Two_Weeks()
{
var schedule = SmDenseSchedule.FromInteger(Convert.ToInt32("11", 2), 10, 2);
var priceLadder = new SmPriceLadder
{
Values = new [] { 0.1M, 0.5M, 0.9M },
Type = SmPriceLadderType.Percent
};
var expected = new[]
{
new SmSchedulePricePath {
LadderType = SmPriceLadderType.Percent, MarkdownCount = 2, Prices = new decimal?[] { 0.1M, 0.5M }, Weeks = new [] { 10, 11 }
},
new SmSchedulePricePath {
LadderType = SmPriceLadderType.Percent, MarkdownCount = 2, Prices = new decimal?[] { 0.5M, 0.9M }, Weeks = new [] { 10, 11 }
},
new SmSchedulePricePath {
LadderType = SmPriceLadderType.Percent, MarkdownCount = 2, Prices = new decimal?[] { 0.1M, 0.9M }, Weeks = new [] { 10, 11 }
}
};
var result = schedule.Expand(priceLadder);
result.ShouldAllBeEquivalentTo(expected);
}
public void Expand_One_Markdown_One_Week()
{
var schedule = SmDenseSchedule.FromInteger(1, 10, 1);
var priceLadder = new SmPriceLadder
{
Values = new [] { 0.1M, 0.5M, 0.9M },
Type = SmPriceLadderType.Percent
};
var expected = new[]
{
new SmSchedulePricePath {
LadderType = SmPriceLadderType.Percent, MarkdownCount = 1, Prices = new decimal?[] { 0.1M }, Weeks = new [] { 10 }
},
new SmSchedulePricePath {
LadderType = SmPriceLadderType.Percent, MarkdownCount = 1, Prices = new decimal?[] { 0.5M }, Weeks = new [] { 10 }
},
new SmSchedulePricePath {
LadderType = SmPriceLadderType.Percent, MarkdownCount = 1, Prices = new decimal?[] { 0.9M }, Weeks = new [] { 10 }
}
};
var result = schedule.Expand(priceLadder);
result.ShouldAllBeEquivalentTo(expected);
}
public void Optimise_Identifies_All_Potential_Week_Price_Values()
{
char[,] expected =
{
{ 'x', '_', '_', '_' },
{ 'x', 'x', '_', '_' },
{ 'x', 'x', 'x', '_' },
{ 'x', 'x', 'x', 'x' },
{ 'x', 'x', 'x', 'x' },
{ 'x', 'x', 'x', 'x' },
{ '_', 'x', 'x', 'x' },
{ '_', '_', 'x', 'x' },
{ '_', '_', '_', 'x' }
};
var priceLadder = new SmPriceLadder
{
Values = new [] { 0.1M, 0.2M, 0.3M, 0.4M, 0.5M, 0.6M, 0.7M, 0.8M, 0.9M },
Type = SmPriceLadderType.Percent
};
var schedule = SmDenseSchedule.FromInteger(170, 1, 8);
var result = SmDenseSchedule.Optimise(schedule, priceLadder);
Simplify(priceLadder, schedule, result)
.Should()
.Equal(expected, (left, right) => left == right);
}
public static SmProductPriceLadder Build(SmPriceLadder ladder)
{
return(new SmProductPriceLadder
{
PriceLadderId = ladder.PriceLadderId,
Values = ladder.Values,
Type = ladder.Type
});
}
public static VmPriceLadder Build(SmPriceLadder model)
{
return(new VmPriceLadder
{
PriceLadderId = model.PriceLadderId,
Description = model.Description,
PriceLadderTypeId = (int)model.Type,
Values = model.Values.ToList()
});
}
private static char[,] Simplify(SmPriceLadder priceLadder, SmDenseSchedule schedule, ICollection <Tuple <int, decimal> > test)
{
var result = new char[priceLadder.Values.Length, schedule.MarkdownWeeks.Length];
for (var y = 0; y < priceLadder.Values.Length; y++)
{
for (var x = 0; x < schedule.MarkdownWeeks.Length; x++)
{
result[y, x] = test.Contains(Tuple.Create(schedule.MarkdownWeeks[x], priceLadder.Values[y]))
? 'x'
: '_';
}
}
return(result);
}
public void No_Markdowns()
{
var schedule = SmDenseSchedule.NoMarkdowns(10, 13);
var priceLadder = new SmPriceLadder
{
Values = new [] { 0.1M, 0.5M, 0.9M },
Type = SmPriceLadderType.Percent
};
var expected = new []
{
new SmSchedulePricePath
{
LadderType = SmPriceLadderType.Percent,
MarkdownCount = 0,
Prices = new decimal?[] { null, null, null, null },
Weeks = new[] { 10, 11, 12, 13 }
}
};
var result = schedule.Expand(priceLadder);
result.ShouldBeEquivalentTo(expected);
}
public async Task <SmPriceLadder> GetById(int priceLadderId)
{
var entity = await _priceLadderRepository.GetById(priceLadderId);
return(SmPriceLadder.Build(entity));
}