Add test project, create nuget package

QuickChartTest/QuickChartTest.cs

@@ -0,0 +1,63 @@
+using System;
+using Xunit;
+
+using QuickChart;
+
+namespace QuickChartTest
+{
+    public class QuickChartTest
+    {
+        [Fact]
+        public void TestBasic()
+        {
+            Chart qc = new Chart
+            {
+                Width = 500,
+                Height = 300,
+                Config = @"{
+                type: 'bar',
+                data: {
+                    labels: ['Q1', 'Q2', 'Q3', 'Q4'],
+                    datasets: [{
+                    label: 'Users',
+                    data: [50, 60, 70, 180]
+                    }]
+                }
+            }"
+            };
+
+            string url = qc.GetUrl();
+            Assert.Contains("https://quickchart.io:443/chart", url);
+            Assert.Contains("w=500", url);
+            Assert.Contains("h=300", url);
+            Assert.DoesNotContain("key=", url);
+        }
+
+        [Fact]
+        public void TestWithKey()
+        {
+            Chart qc = new Chart
+            {
+                Key = "abc123",
+                Width = 500,
+                Height = 300,
+                Config = @"{
+                type: 'bar',
+                data: {
+                    labels: ['Q1', 'Q2', 'Q3', 'Q4'],
+                    datasets: [{
+                    label: 'Users',
+                    data: [50, 60, 70, 180]
+                    }]
+                }
+            }"
+            };
+
+            string url = qc.GetUrl();
+            Assert.Contains("https://quickchart.io:443/chart", url);
+            Assert.Contains("w=500", url);
+            Assert.Contains("h=300", url);
+            Assert.Contains("key=abc123", url);
+        }
+    }
+}

QuickChartTest/QuickChartTest.csproj

@@ -0,0 +1,21 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.5.0" />
+    <PackageReference Include="xunit" Version="2.4.0" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3"><IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+<PrivateAssets>all</PrivateAssets>
+</PackageReference>
+    <PackageReference Include="coverlet.collector" Version="1.2.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\QuickChart\QuickChart.csproj" />
+  </ItemGroup>
+</Project>