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Added Account project, Account & Lot classes, and first of two tests.
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| namespace Accounts; | ||
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| // import LunExService.LunEx; | ||
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| public class Account { | ||
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| public long TotalGain(Lot[] lots, int currentPrice) { | ||
| long total = 0; | ||
| foreach (Lot nextLot in lots) { | ||
| total += GainForLot(nextLot, currentPrice); | ||
| } | ||
| return total; | ||
| } | ||
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| private long GainForLot(Lot lot, int currentPrice) { | ||
| return lot.GainAt(currentPrice); | ||
| } | ||
| } |
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| <Project Sdk="Microsoft.NET.Sdk"> | ||
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| <PropertyGroup> | ||
| <TargetFramework>net6.0</TargetFramework> | ||
| <ImplicitUsings>enable</ImplicitUsings> | ||
| <Nullable>enable</Nullable> | ||
| </PropertyGroup> | ||
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| </Project> |
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| namespace Accounts; | ||
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| public class Lot | ||
| { | ||
| private int shares; | ||
| private long cost; | ||
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| public Lot(int shares, long cost) | ||
| { | ||
| this.shares = shares; | ||
| this.cost = cost; | ||
| } | ||
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| public long GainAt(int currentPrice) | ||
| { | ||
| return (shares * currentPrice) - cost; | ||
| } | ||
| } |
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| <Project Sdk="Microsoft.NET.Sdk"> | ||
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| <PropertyGroup> | ||
| <TargetFramework>net6.0</TargetFramework> | ||
| <ImplicitUsings>enable</ImplicitUsings> | ||
| <Nullable>enable</Nullable> | ||
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| <IsPackable>false</IsPackable> | ||
| </PropertyGroup> | ||
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| <ItemGroup> | ||
| <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" /> | ||
| <PackageReference Include="MSTest.TestAdapter" Version="2.2.8" /> | ||
| <PackageReference Include="MSTest.TestFramework" Version="2.2.8" /> | ||
| <PackageReference Include="coverlet.collector" Version="3.1.2" /> | ||
| </ItemGroup> | ||
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| <ItemGroup> | ||
| <ProjectReference Include="..\Account\Account.csproj" /> | ||
| </ItemGroup> | ||
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| </Project> |
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| @@ -0,0 +1,24 @@ | ||
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| using Accounts; | ||
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| namespace AccountTests; | ||
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| using Microsoft.VisualStudio.TestTools.UnitTesting; | ||
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| [TestClass] | ||
| public class TotalGainTests | ||
| { | ||
| [TestMethod] | ||
| public void WhenUsingInteger() | ||
| { | ||
| // given | ||
| var firstLot = new Lot(100, 3000L); | ||
| var latestLot = new Lot(10, 400L); | ||
| Lot[] lots = { firstLot, latestLot }; | ||
| Account account = new Account(); | ||
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| // when/then | ||
| Assert.AreEqual(1220L, account.TotalGain(lots, 42)); | ||
| } | ||
| } |
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