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solarplexus6solarplexus6
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L6: Z2, Z3
1 parent 444c36a commit 22173e9

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‎OopL6/OopL6.sln‎

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@@ -5,6 +5,10 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Tests", "Tests\Tests.csproj
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Zad1", "Zad1\Zad1.csproj", "{2C410DF6-FF0C-45BB-9EE7-AB049F201F67}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Zad2", "Zad2\Zad2.csproj", "{9898B644-E7A5-4061-811C-8EBC60CDF510}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Zad3", "Zad3\Zad3.csproj", "{77BA0795-94A2-40AF-B7DF-58BB031B6B82}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
@@ -19,6 +23,14 @@ Global
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{2C410DF6-FF0C-45BB-9EE7-AB049F201F67}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{2C410DF6-FF0C-45BB-9EE7-AB049F201F67}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{2C410DF6-FF0C-45BB-9EE7-AB049F201F67}.Release|Any CPU.Build.0 = Release|Any CPU
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{9898B644-E7A5-4061-811C-8EBC60CDF510}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{9898B644-E7A5-4061-811C-8EBC60CDF510}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{9898B644-E7A5-4061-811C-8EBC60CDF510}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{9898B644-E7A5-4061-811C-8EBC60CDF510}.Release|Any CPU.Build.0 = Release|Any CPU
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{77BA0795-94A2-40AF-B7DF-58BB031B6B82}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{77BA0795-94A2-40AF-B7DF-58BB031B6B82}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{77BA0795-94A2-40AF-B7DF-58BB031B6B82}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{77BA0795-94A2-40AF-B7DF-58BB031B6B82}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE

‎OopL6/Tests/Tests.csproj‎

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@@ -50,6 +50,8 @@
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</Otherwise>
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</Choose>
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<ItemGroup>
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<Compile Include="Zad3Test.cs" />
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<Compile Include="Zad2Test.cs" />
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<Compile Include="Zad1Test.cs" />
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<Compile Include="Properties\AssemblyInfo.cs" />
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</ItemGroup>
@@ -58,6 +60,14 @@
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<Project>{2C410DF6-FF0C-45BB-9EE7-AB049F201F67}</Project>
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<Name>Zad1</Name>
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</ProjectReference>
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<ProjectReference Include="..\Zad2\Zad2.csproj">
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<Project>{9898b644-e7a5-4061-811c-8ebc60cdf510}</Project>
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<Name>Zad2</Name>
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</ProjectReference>
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<ProjectReference Include="..\Zad3\Zad3.csproj">
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<Project>{77BA0795-94A2-40AF-B7DF-58BB031B6B82}</Project>
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<Name>Zad3</Name>
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</ProjectReference>
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</ItemGroup>
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<Choose>
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<When Condition="'$(VisualStudioVersion)' == '10.0' And '$(IsCodedUITest)' == 'True'">

‎OopL6/Tests/Zad2Test.cs‎

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using System;
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using Microsoft.VisualStudio.TestTools.UnitTesting;
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using Zad2;
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namespace Tests
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{
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[TestClass]
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public class Zad2Test
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{
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const string TRUE_TOKEN = "true";
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const string FALSE_TOKEN = "false";
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[TestMethod]
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public void TestUnaryVar()
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{
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const string VAR_NAME = "x";
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var ctx = new Context();
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ctx.SetValue(VAR_NAME, false);
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var unary = new UnaryExpression(VAR_NAME);
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Assert.AreEqual(true, unary.Interpret(ctx));
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}
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[TestMethod]
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public void TestConst()
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{
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var ctx = new Context();
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var constExp = new ConstExpression(TRUE_TOKEN);
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Assert.AreEqual(true, constExp.Interpret(ctx));
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constExp = new ConstExpression(FALSE_TOKEN);
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Assert.AreEqual(false, constExp.Interpret(ctx));
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}
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[TestMethod]
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public void TestBinaryAndVar()
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{
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const string VAR_X = "x";
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const string VAR_Y = "y";
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const string VAR_Z = "z";
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var ctx = new Context();
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ctx.SetValue(VAR_X, false);
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ctx.SetValue(VAR_Y, true);
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ctx.SetValue(VAR_Z, true);
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var binary = new BinaryExpression(VAR_X, BinaryOp.And, VAR_Y);
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Assert.AreEqual(false, binary.Interpret(ctx));
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binary = new BinaryExpression(VAR_Y, BinaryOp.And, VAR_Z);
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Assert.AreEqual(true, binary.Interpret(ctx));
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}
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[TestMethod]
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public void TestBinaryOrVar()
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{
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const string VAR_X = "x";
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const string VAR_Y = "y";
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const string VAR_Z = "z";
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var ctx = new Context();
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ctx.SetValue(VAR_X, false);
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ctx.SetValue(VAR_Y, true);
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ctx.SetValue(VAR_Z, false);
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var binary = new BinaryExpression(VAR_X, BinaryOp.Or, VAR_Y);
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Assert.AreEqual(true, binary.Interpret(ctx));
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binary = new BinaryExpression(VAR_X, BinaryOp.Or, VAR_Z);
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Assert.AreEqual(false, binary.Interpret(ctx));
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}
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[TestMethod]
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public void TestComplexExpression()
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{
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const string VAR_X = "x";
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const string VAR_Y = "y";
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const string VAR_Z = "z";
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var ctx = new Context();
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ctx.SetValue(VAR_X, true);
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ctx.SetValue(VAR_Y, true);
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ctx.SetValue(VAR_Z, false);
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var constExp = new ConstExpression(TRUE_TOKEN);
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var unaryExp = new UnaryExpression(constExp);
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Assert.AreEqual(false, unaryExp.Interpret(ctx));
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var binaryExp =
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new BinaryExpression(
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new BinaryExpression(VAR_X,
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BinaryOp.And,
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unaryExp),
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BinaryOp.Or,
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new BinaryExpression(new UnaryExpression(VAR_Y),
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BinaryOp.And,
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VAR_Z));
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Assert.AreEqual(false, binaryExp.Interpret(ctx));
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}
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[TestMethod]
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[ExpectedException(typeof(InvalidOperationException))]
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public void TestVarNotFoundExc()
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{
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const string VAR_NAME = "x";
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var ctx = new Context();
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var unary = new UnaryExpression(VAR_NAME);
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unary.Interpret(ctx);
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}
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}
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}

‎OopL6/Tests/Zad3Test.cs‎

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using System;
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using Microsoft.VisualStudio.TestTools.UnitTesting;
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using Zad3;
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namespace Tests
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{
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[TestClass]
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public class Zad3Test
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{
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[TestMethod]
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public void TestHeightVisitor()
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{
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var tree = new Tree();
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tree.Add(10);
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tree.Add(1);
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tree.Add(20);
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tree.Add(23);
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tree.Add(21);
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var visitor = new HeightVisitor();
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tree.Accept(visitor);
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Assert.AreEqual(3, visitor.TreeHeight);
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}
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}
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}

‎OopL6/Zad2/AbstractExpression.cs‎

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namespace Zad2
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{
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public abstract class AbstractExpression
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{
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#region Public methods
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public abstract bool Interpret(Context context);
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#endregion
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}
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}

‎OopL6/Zad2/BinaryExpression.cs‎

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using System;
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namespace Zad2
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{
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public class BinaryExpression : AbstractExpression
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{
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#region Enums
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private enum Scenario
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{
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VarVar,
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ExpVar,
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VarExp,
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ExpExp
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}
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#endregion
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#region Private fields
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private readonly BinaryOp? _op;
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private readonly Scenario? _scenario;
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private readonly AbstractExpression _xExp = new NullExpression();
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private readonly string _xVarName;
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private readonly AbstractExpression _yExp = new NullExpression();
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private readonly string _yVarName;
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#endregion
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#region Ctors
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public BinaryExpression(string xVarName, BinaryOp op, string yVarName)
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{
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if (string.IsNullOrEmpty(xVarName) || string.IsNullOrEmpty(yVarName))
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{
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throw new ArgumentNullException();
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}
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_xVarName = xVarName;
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_yVarName = yVarName;
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_op = op;
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_scenario = Scenario.VarVar;
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}
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public BinaryExpression(string xVarName, BinaryOp op, AbstractExpression exp)
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{
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if (string.IsNullOrEmpty(xVarName) || exp == null)
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{
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throw new ArgumentNullException();
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}
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_xVarName = xVarName;
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_yExp = exp;
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_op = op;
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_scenario = Scenario.VarExp;
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}
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public BinaryExpression(AbstractExpression exp, BinaryOp op, string yVarName)
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{
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_xExp = exp;
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_yVarName = yVarName;
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_op = op;
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_scenario = Scenario.ExpVar;
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}
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public BinaryExpression(AbstractExpression xExp, BinaryOp op, AbstractExpression yExp)
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{
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_xExp = xExp;
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_yExp = xExp;
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_op = op;
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_scenario = Scenario.ExpExp;
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}
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#endregion
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#region Overrides
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public override bool Interpret(Context context)
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{
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bool xVar;
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bool yVar;
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switch (_scenario)
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{
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case Scenario.VarVar:
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xVar = context.GetValue(_xVarName);
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yVar = context.GetValue(_yVarName);
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break;
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case Scenario.VarExp:
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xVar = context.GetValue(_xVarName);
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yVar = _yExp.Interpret(context);
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break;
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case Scenario.ExpVar:
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xVar = _xExp.Interpret(context);
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yVar = context.GetValue(_yVarName);
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break;
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case Scenario.ExpExp:
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xVar = _xExp.Interpret(context);
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yVar = _yExp.Interpret(context);
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break;
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default:
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throw new InvalidOperationException();
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}
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switch (_op)
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{
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case BinaryOp.And:
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return xVar && yVar;
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case BinaryOp.Or:
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return xVar || yVar;
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default:
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throw new InvalidOperationException();
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}
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}
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#endregion
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}
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}

‎OopL6/Zad2/BinaryOp.cs‎

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namespace Zad2
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{
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public enum BinaryOp
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{
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And,
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Or
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}
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}

‎OopL6/Zad2/ConstExpression.cs‎

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using System;
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namespace Zad2
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{
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public class ConstExpression : AbstractExpression
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{
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#region Private fields
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private bool? _value;
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#endregion
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#region Ctors
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public ConstExpression(string token)
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{
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bool result;
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if (bool.TryParse(token, out result))
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{
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_value = result;
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return;
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}
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throw new ArgumentException();
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}
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#endregion
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#region Overrides
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public override bool Interpret(Context context)
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{
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if (_value.HasValue)
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{
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return (bool) _value;
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}
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throw new InvalidOperationException();
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}
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#endregion
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}
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}

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