Andronov Alexander

cs/TagCloud.Tests/CircularCloudLayouterTests.cs

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+using System.Drawing.Imaging;
+
+namespace TagCloud.Tests
+{
+    public class CircularCloudLayouterTests
+    {
+        private readonly static string projectDirectory
+            = Directory.GetParent(Environment.CurrentDirectory).Parent.Parent.FullName;
+        private readonly static string pathToFailureImagesFolder 
+            = Path.Combine(projectDirectory, "FailureImages");
+
+        private Point center;
+        private Size imageSize;
+
+        private CircularCloudLayouter layouter;
+        private Size[] sizes;
+
+        [OneTimeSetUp]
+        public void OneTimeSetup()
+        {
+            EnsureFolderCreated(pathToFailureImagesFolder);
+
+            var dir = new DirectoryInfo(pathToFailureImagesFolder);
+
+            foreach(var file in dir.EnumerateFiles()) file.Delete();
+        }
+
+        public static void EnsureFolderCreated(string folderPath)
+        {
+            if (!Directory.Exists(folderPath))
+                Directory.CreateDirectory(folderPath);
+        }
+
+        [SetUp]
+        public void Setup()
+        {
+            imageSize = new Size(2000, 2000);
+
+            center = new Point(imageSize.Width / 2, imageSize.Height / 2);
+            layouter = new CircularCloudLayouter(center);
+            sizes = GenerateSizes();
+        }
+
+        [Test]
+        public void PutNextRectangle_PlaceOneRectangle_DoesntThrowException()
+        {
+            Assert.DoesNotThrow(() => layouter.PutNextRectangle(sizes[0]));       
+        }
+
+        [Test]
+        public void PutNextRectangle_PlaceOneRectangle_ReturnRightSizeRect()
+        {
+            var rect = layouter.PutNextRectangle(sizes[0]);
+
+            Assert.True(rect.Size == sizes[0]);
+        }
+
+        [Test]
+        public void PutNextRectangle_PlaceManyRectangles_ShouldNotIntersect()
+        {
+            var rectangles = sizes.Select(x => layouter.PutNextRectangle(x)).ToArray();
+
+
+            foreach (var rect1 in rectangles)
+            {
+                foreach(var rect2 in rectangles)
+                {
+                    if (rect1 != rect2)
+                        Assert.False(rect1.IntersectsWith(rect2));
+                }
+            }
+        }
+
+        [Test]
+        [Description(
+            "���������, ��� �������������� ����������� ������ ������ ����� � ������� � ����� center." +
+            "��� �����������, ��� �������������� ����������� � ���� ����� ���������� ������.")]
+        public void PutNextRectangle_PlaceManyRectangles_ShouldFitInTightCircleAroundCenter()
+        {
+            var rectangles = sizes.Select(x => layouter.PutNextRectangle(x)).ToArray();
+
+
+            var totalArea = rectangles.Select(x => x.Width * x.Height).Sum();
+            var radius = Math.Sqrt(totalArea / Math.PI) * 1.2;
+
+            foreach (var rect in rectangles)
+            {
+                Assert.True(new PointF(rect.X, rect.Y).DistanceTo(center) < radius);
+            }
+        }
+
+        [TestCase(-1, 0)]
+        [TestCase(0, -1)]
+        [TestCase(-1, -1)]
+        public void PutNextRectangle_NegativeSize_ShouldThrowArgumentException(int width, int height)
+        {
+            var size = new Size(width, height);
+
+            Assert.Throws<ArgumentException>(() => layouter.PutNextRectangle(size));
+        }
+
+        public static Size[] GenerateSizes()
+        {
+            var sizes = new List<Size>();
+
+            for (int x = 30; x < 55; x++)
+            {
+                for (int y = 30; y < 55; y++)
+                {
+                    sizes.Add(new Size(x, y));
+                }
+            }
+
+            return sizes.ToArray();
+        }
+
+        [TearDown]
+        public void TearDown()
+        {
+            var context = TestContext.CurrentContext;
+            var fileName = $"{context.Test.Name}.jpg";
+            var pathToSave = Path.Combine(pathToFailureImagesFolder, fileName);
+
+            if (context.Result.FailCount != 0)
+            {
+                var img = TagCloudVisualizer.DrawImage(layouter.Rectangles, imageSize);
+                img.Save(pathToSave, ImageFormat.Jpeg);
+                Console.WriteLine($"Tag cloud visualization saved to file {pathToSave}");
+            }
+        }
+    }
+}

cs/TagCloud.Tests/GlobalUsings.cs

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+global using NUnit.Framework;
+global using System.Drawing;

cs/TagCloud.Tests/TagCloud.Tests.csproj

@@ -0,0 +1,24 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+
+    <IsPackable>false</IsPackable>
+    <IsTestProject>true</IsTestProject>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.5.0" />
+    <PackageReference Include="NUnit" Version="3.13.3" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.4.2" />
+    <PackageReference Include="NUnit.Analyzers" Version="3.6.1" />
+    <PackageReference Include="coverlet.collector" Version="3.2.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\TagCloud\TagCloud.csproj" />
+  </ItemGroup>
+
+</Project>

cs/TagCloud.Visualization/Form1.cs

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+namespace TagCloud.Visualization
+{
+    public partial class Form1 : Form
+    {
+        TagCloudForDebug layouter;
+        Random rd=new Random();
+
+        public Form1()
+        {
+            InitializeComponent();
+            var center = new Point(pictureBox1.Width / 2, pictureBox1.Height / 2);
+            layouter = new TagCloudForDebug(center);
+        }
+
+        private void button1_Click(object sender, EventArgs e)
+        {
+            //var inp = textBox1.Text.Split().Select(int.Parse).ToArray();
+            //var size = new Size(inp[0], inp[1]);
+            var size = new Size(rd.Next(20,40), rd.Next(20,40));
+            foreach (var el in layouter.PutNextRectangle(size))
+            {
+                pictureBox1.Image = el;
+                pictureBox1.Update();
+            }
+        }
+
+        private void pictureBox1_Click(object sender, EventArgs e)
+        {
+
+        }
+    }
+}

cs/TagCloud.Visualization/Form1.resx

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+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

cs/TagCloud.Visualization/Program.cs

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+namespace TagCloud.Visualization
+{
+    internal static class Program
+    {
+        /// <summary>
+        ///  The main entry point for the application.
+        /// </summary>
+        [STAThread]
+        static void Main()
+        {
+            // To customize application configuration such as set high DPI settings or default font,
+            // see https://aka.ms/applicationconfiguration.
+            ApplicationConfiguration.Initialize();
+            Application.Run(new Form1());
+        }
+    }
+}

cs/TagCloud.Visualization/TagCloud.Visualization.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net6.0-windows</TargetFramework>
+    <Nullable>enable</Nullable>
+    <UseWindowsForms>true</UseWindowsForms>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\TagCloud\TagCloud.csproj" />
+  </ItemGroup>
+
+</Project>