Conversion tests for mass units.

GuOrg · Jun 26, 2016 · 68a3b9c · 68a3b9c
1 parent b084923
commit 68a3b9c
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Showing 3 changed files with 64 additions and 0 deletions.
diff --git a/Gu.Units.Tests/Gu.Units.Tests.csproj b/Gu.Units.Tests/Gu.Units.Tests.csproj
@@ -47,6 +47,7 @@
     <Compile Include="Benchmarks\FormattingBenchmarks.cs" />
     <Compile Include="Benchmarks\ParsingBenchmarks.cs" />
     <Compile Include="Benchmarks\SubstringCacheBenchmarks.cs" />
+    <Compile Include="TestHelpers\ConversionData.cs" />
     <Compile Include="ConversionTests.cs" />
     <Compile Include="FormatTests.cs" />
     <Compile Include="Constants\Benchmarks.cs" />
@@ -78,6 +79,7 @@
     <Compile Include="LengthTypeConverterTests.cs" />
     <Compile Include="LengthUnitTests.cs" />
     <Compile Include="LengthUnitTypeConverterTests.cs" />
+    <Compile Include="MassTests.cs" />
     <Compile Include="Samples\Samples.cs" />
     <Compile Include="Sandbox\DumpMarkdown.cs" />
     <Compile Include="Sources\ConversionProvider.cs" />

diff --git a/Gu.Units.Tests/MassTests.cs b/Gu.Units.Tests/MassTests.cs
@@ -0,0 +1,33 @@
+namespace Gu.Units.Tests
+{
+    using System.Collections.Generic;
+    using System.Globalization;
+
+    using NUnit.Framework;
+
+    public class MassTests
+    {
+        public static IReadOnlyList<ConversionData> ConversionSource { get; } = new[]
+                                                                               {
+                                                                                   new ConversionData("28.349523125 g", "1 oz"),
+                                                                                   new ConversionData("31.1034768 g", "1 troy", false),
+                                                                                   new ConversionData("1 lb", "0.45359237 kg"),
+                                                                                   new ConversionData("1 gr", "64.79891 mg", false),
+                                                                               };
+
+        [TestCaseSource(nameof(ConversionSource))]
+        public void Conversion(ConversionData data)
+        {
+            var m1 = Mass.Parse(data.From, CultureInfo.InvariantCulture);
+            var m2 = Mass.Parse(data.To, CultureInfo.InvariantCulture);
+            if (data.Exactly)
+            {
+                Assert.AreEqual(m1, m2);
+            }
+            else
+            {
+                Assert.AreEqual(m1.ToString(), m2.ToString());
+            }
+        }
+    }
+}
diff --git a/Gu.Units.Tests/TestHelpers/ConversionData.cs b/Gu.Units.Tests/TestHelpers/ConversionData.cs
@@ -0,0 +1,29 @@
+namespace Gu.Units.Tests
+{
+    public class ConversionData
+    {
+        public ConversionData(string @from,
+                              string to,
+                              bool exactly = true)
+        {
+            this.From = @from;
+            this.To = to;
+            this.Exactly = exactly;
+        }
+
+        public string From { get; }
+
+        public string To { get; }
+
+        public bool Exactly { get; }
+
+
+        public override string ToString()
+        {
+            var equalitySymbol = this.Exactly
+                                     ? "=="
+                                     : "~";
+            return $"{this.From} {equalitySymbol} {this.To}";
+        }
+    }
+}