public void Linq7_Customers_Returns5()
{
var expectedResult = new[]
{
new Linq7CategoryGroup
{
Category = "Beverages",
UnitsInStockGroup = new[]
{
new Linq7UnitsInStockGroup
{
UnitsInStock = 39,
Prices = new[] { 19.0000M },
},
new Linq7UnitsInStockGroup
{
UnitsInStock = 17,
Prices = new[] { 18.0000M },
},
},
},
new Linq7CategoryGroup
{
Category = "Condiments",
UnitsInStockGroup = new[]
{
new Linq7UnitsInStockGroup
{
UnitsInStock = 15,
Prices = new[] { 10.0000M, 40.0000M },
},
new Linq7UnitsInStockGroup
{
UnitsInStock = 13,
Prices = new[] { 30.0000M },
},
},
},
};
var result = SelectExtensions.Linq7(DataSource.Products);
foreach (var categoryGroup in result)
{
var expectedCategoryGroup = expectedResult.Single(_ => _.Category == categoryGroup.Category);
foreach (var unitInStockGroup in categoryGroup.UnitsInStockGroup)
{
var expectedUnitInStockGroup = expectedCategoryGroup
.UnitsInStockGroup.Single(_ => _.UnitsInStock == unitInStockGroup.UnitsInStock);
CollectionAssert.AreEqual(expectedUnitInStockGroup.Prices, unitInStockGroup.Prices);
}
}
}
public void Linq7_NullProducts_ThrowsArgumentNullException()
{
Assert.That(() => SelectExtensions.Linq7(null).ToList(), Throws.ArgumentNullException);
}