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Training #37

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1849bcf
Work around reference versions
rurbonas-vms Sep 27, 2016
1013816
First pass
rurbonas-vms Sep 27, 2016
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70 changes: 53 additions & 17 deletions UnitTestProject/LinqUnitTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -66,127 +66,163 @@ public void Test_WhatIsTheTotalNumberOfTransactions()
[Test]
public void Test_WhatIsTheTotalQuantityPurchased()
{
var result = ""; // TODO
var result = transactions
.Sum(transaction => transaction.Quantity);

Assert.AreEqual(3001, result);
}

[Test]
public void Test_WhatIsTheTotalQuantityPurchasedIn2016()
{
var result = ""; // TODO
var result = transactions
.Where(transaction => transaction.Date.Year == 2016)
.Sum(transaction => transaction.Quantity);

Assert.AreEqual(1160, result);
}

[Test]
public void Test_WhatIsTheTotalQuantityPurchasedInThePast7Days()
{
var result = ""; // TODO
var result = transactions
.Where(transaction => transaction.Date.CompareTo(new DateTime(2016, 8, 29)) <= 0 && transaction.Date.CompareTo(new DateTime(2016, 8, 23)) >= 0)
.Sum(transaction => transaction.Quantity);

Assert.AreEqual(32, result);
Assert.AreEqual(30, result);
}

[Test]
public void Test_HowManyTransactionsBoughtMoreThan1Quantity()
{
var result = ""; // TODO
var result = transactions
.Count(transaction => transaction.Quantity > 1);

Assert.AreEqual(1001, result);
}

[Test]
public void Test_HowManyTransactionsOccuredOnSundays()
{
var result = ""; // TODO
var result = transactions
.Count(transaction => transaction.Date.DayOfWeek == DayOfWeek.Sunday);

Assert.AreEqual(267, result);
}

[Test]
public void Test_WhatIsTheAverageQuantityPurchased()
{
var result = 0; // TODO
var result = transactions
.Average(transaction => transaction.Quantity);

Assert.AreEqual(1.5005, result, 0.0001);
}

[Test]
public void Test_HowManyBagsOfChipsHaveBeenBought()
{
var result = ""; // TODO
var result = transactions
.Where(transaction => transaction.ProductName.Equals("Chips"))
.Sum(transaction => transaction.Quantity);

Assert.AreEqual(390, result);
}

[Test]
public void Test_HowManyBagsOfChipsHasJasonBought()
{
var result = ""; // TODO
var result = transactions
.Where(transaction => transaction.UserName.Equals("Jason") && transaction.ProductName.Equals("Chips"))
.Sum(transaction => transaction.Quantity);

Assert.AreEqual(44, result);
}

[Test]
public void Test_HowManyBagsOfChipsDidJasonBuyIn2015()
{
var result = ""; // TODO
var result = transactions
.Where(transaction => transaction.UserName.Equals("Jason") && transaction.ProductName.Equals("Chips") && transaction.Date.Year == 2015)
.Sum(transaction => transaction.Quantity);

Assert.AreEqual(33, result);
}

[Test]
public void Test_HowManyBagsOfChipsDidJasonBuyInMay2016()
{
var result = ""; // TODO
var result = transactions
.Where(transaction => transaction.UserName.Equals("Jason") && transaction.ProductName.Equals("Chips") && transaction.Date.Year == 2016 && transaction.Date.Month == 5)
.Sum(transaction => transaction.Quantity);

Assert.AreEqual(2, result);
}

[Test]
public void Test_WhatProductSellsTheMostBetween12And1PM()
{
var result = ""; // TODO
var result = transactions
.Where(transaction => transaction.Date.Hour >= 12 && transaction.Date.Hour <= 13)
.GroupBy(transaction => transaction.ProductName, (key, values) => new { ProductName = key, Count = values.Sum(t => t.Quantity) })
.OrderBy(group => group.Count)
.Last().ProductName;

Assert.AreEqual("Candy", result);
}

[Test]
public void Test_WhatProductSellsTheLeast()
{
var result = ""; // TODO
var result = transactions
.GroupBy(transaction => transaction.ProductName, (key, values) => new { ProductName = key, Count = values.Sum(t => t.Quantity) })
.OrderBy(group => group.Count)
.First().ProductName;

Assert.AreEqual("Cookies", result);
}

[Test]
public void Test_WhoBoughtTheMostCandy()
{
var result = ""; // TODO
var result = transactions
.Where(transaction => transaction.ProductName.Equals("Candy"))
.GroupBy(transaction => transaction.UserName, (key, values) => new { UserName = key, Count = values.Sum(t => t.Quantity) })
.OrderBy(group => group.Count)
.Last().UserName;

Assert.AreEqual("David", result);
}

[Test]
public void Test_WhatIsTheTotalDollarValueOfAllTransactions()
{
var result = 0; // TODO
var result = transactions
.Sum(transaction => transaction.Quantity * products.Single(product => product.Name.Equals(transaction.ProductName)).Price);

Assert.AreEqual(3168.45, result, 0.001);
}

[Test]
public void Test_WhoSpentTheMostMoney()
{
var result = ""; // TODO
var result = transactions
.GroupBy(transaction => transaction.UserName, (key, values) => new { UserName = key, Spent = values.Sum(t => t.Quantity * products.Single(product => product.Name.Equals(t.ProductName)).Price)})
.OrderBy(group => group.Spent)
.Last().UserName;

Assert.AreEqual("Rod", result);
}

[Test]
public void Test_WhatIsThePasswordOfThePersonWhoSpentTheMostMoney()
{
var result = ""; // TODO
var result = users.Single(u => u.Name.Equals(
transactions
.GroupBy(transaction => transaction.UserName, (key, values) => new { UserName = key, Spent = values.Sum(t => t.Quantity * products.Single(product => product.Name.Equals(t.ProductName)).Price) })
.OrderBy(group => group.Spent)
.Last().UserName)
).Password;

Assert.AreEqual("optx", result);
}
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6 changes: 3 additions & 3 deletions UnitTestProject/UnitTestProject.csproj
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Original file line number Diff line number Diff line change
Expand Up @@ -36,9 +36,9 @@
</PropertyGroup>
<ItemGroup>
<Reference Include="Microsoft.VisualStudio.QualityTools.UnitTestFramework, Version=10.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL" />
<Reference Include="Newtonsoft.Json, Version=9.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
<HintPath>..\packages\Newtonsoft.Json.9.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
<Private>True</Private>
<Reference Include="Newtonsoft.Json, Version=8.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
<SpecificVersion>False</SpecificVersion>
<HintPath>..\packages\Newtonsoft.Json.8.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
</Reference>
<Reference Include="nunit.core, Version=2.6.4.14350, Culture=neutral, PublicKeyToken=96d09a1eb7f44a77, processorArchitecture=MSIL">
<HintPath>..\packages\NUnitTestAdapter.WithFramework.2.0.0\lib\nunit.core.dll</HintPath>
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1 change: 1 addition & 0 deletions UnitTestProject/packages.config
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
<?xml version="1.0" encoding="utf-8"?>
<packages>
<package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
<package id="Newtonsoft.Json" version="8.0.2" targetFramework="net45" />
<package id="NUnitTestAdapter.WithFramework" version="2.0.0" targetFramework="net45" />
</packages>
2 changes: 2 additions & 0 deletions problem-solving-followup/packages.config
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Original file line number Diff line number Diff line change
@@ -1,4 +1,6 @@
<?xml version="1.0" encoding="utf-8"?>
<packages>
<package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
<package id="Newtonsoft.Json" version="8.0.2" targetFramework="net45" />
<package id="NUnitTestAdapter.WithFramework" version="2.0.0" targetFramework="net45" />
</packages>
25 changes: 22 additions & 3 deletions problem-solving-followup/problem-solving-followup.csproj
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Original file line number Diff line number Diff line change
Expand Up @@ -32,9 +32,28 @@
<WarningLevel>4</WarningLevel>
</PropertyGroup>
<ItemGroup>
<Reference Include="Newtonsoft.Json, Version=9.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
<HintPath>..\packages\Newtonsoft.Json.9.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
<Private>True</Private>
<Reference Include="Newtonsoft.Json, Version=8.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
<SpecificVersion>False</SpecificVersion>
<HintPath>..\packages\Newtonsoft.Json.8.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
</Reference>
<Reference Include="nunit.core">
<HintPath>..\packages\NUnitTestAdapter.WithFramework.2.0.0\lib\nunit.core.dll</HintPath>
<Private>False</Private>
</Reference>
<Reference Include="nunit.core.interfaces">
<HintPath>..\packages\NUnitTestAdapter.WithFramework.2.0.0\lib\nunit.core.interfaces.dll</HintPath>
<Private>False</Private>
</Reference>
<Reference Include="nunit.framework">
<HintPath>..\packages\NUnitTestAdapter.WithFramework.2.0.0\lib\nunit.framework.dll</HintPath>
</Reference>
<Reference Include="nunit.util">
<HintPath>..\packages\NUnitTestAdapter.WithFramework.2.0.0\lib\nunit.util.dll</HintPath>
<Private>False</Private>
</Reference>
<Reference Include="NUnit.VisualStudio.TestAdapter">
<HintPath>..\packages\NUnitTestAdapter.WithFramework.2.0.0\lib\NUnit.VisualStudio.TestAdapter.dll</HintPath>
<Private>False</Private>
</Reference>
<Reference Include="System" />
<Reference Include="System.Core" />
Expand Down