[Run][Calculator Plugin] Add number formatting for different Locales (#9074)

* Add number formatting for different locales * Remove conversionRequired check * Add NumberTranslatorTests
2026-04-08 12:18:50 +02:00 · 2021-01-25 10:51:32 +01:00
parent a24ea2f3be
commit be02ee1a25
3 changed files with 135 additions and 11 deletions
--- a/src/modules/launcher/Plugins/Microsoft.PowerToys.Run.Plugin.Calculator.UnitTest/NumberTranslatorTests.cs
+++ b/src/modules/launcher/Plugins/Microsoft.PowerToys.Run.Plugin.Calculator.UnitTest/NumberTranslatorTests.cs
@@ -0,0 +1,127 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Globalization;
+using NUnit.Framework;
+
+namespace Microsoft.PowerToys.Run.Plugin.Calculator.UnitTests
+{
+    [TestFixture]
+    public class NumberTranslatorTests
+    {
+        [TestCase(null, "en-US")]
+        [TestCase("de-DE", null)]
+        public void Create_ThrowError_WhenCalledNullOrEmpty(string sourceCultureName, string targetCultureName)
+        {
+            // Arrange
+            CultureInfo sourceCulture = sourceCultureName != null ? new CultureInfo(sourceCultureName) : null;
+            CultureInfo targetCulture = targetCultureName != null ? new CultureInfo(targetCultureName) : null;
+
+            // Act
+            Assert.Catch<ArgumentNullException>(() => NumberTranslator.Create(sourceCulture, targetCulture));
+        }
+
+        [TestCase("en-US", "en-US")]
+        [TestCase("en-EN", "en-US")]
+        [TestCase("de-DE", "en-US")]
+        public void Create_WhenCalled(string sourceCultureName, string targetCultureName)
+        {
+            // Arrange
+            CultureInfo sourceCulture = new CultureInfo(sourceCultureName);
+            CultureInfo targetCulture = new CultureInfo(targetCultureName);
+
+            // Act
+            var translator = NumberTranslator.Create(sourceCulture, targetCulture);
+
+            // Assert
+            Assert.IsNotNull(translator);
+        }
+
+        [TestCase(null)]
+        public void Translate_ThrowError_WhenCalledNull(string input)
+        {
+            // Arrange
+            var translator = NumberTranslator.Create(new CultureInfo("de-DE"), new CultureInfo("en-US"));
+
+            // Act
+            Assert.Catch<ArgumentNullException>(() => translator.Translate(input));
+        }
+
+        [TestCase("")]
+        [TestCase(" ")]
+        public void Translate_WhenCalledEmpty(string input)
+        {
+            // Arrange
+            var translator = NumberTranslator.Create(new CultureInfo("de-DE"), new CultureInfo("en-US"));
+
+            // Act
+            var result = translator.Translate(input);
+
+            // Assert
+            Assert.AreEqual(input, result);
+        }
+
+        [TestCase("2,0 * 2", "2.0 * 2")]
+        [TestCase("4 * 3,6 + 9", "4 * 3.6 + 9")]
+        [TestCase("5,2+6", "5.2+6")]
+        [TestCase("round(2,5)", "round(2.5)")]
+        [TestCase("3,3333", "3.3333")]
+        public void Translate_NoErrors_WhenCalled(string input, string expectedResult)
+        {
+            // Arrange
+            var translator = NumberTranslator.Create(new CultureInfo("de-DE"), new CultureInfo("en-US"));
+
+            // Act
+            var result = translator.Translate(input);
+
+            // Assert
+            Assert.IsNotNull(result);
+            Assert.AreEqual(expectedResult, result);
+        }
+
+        [TestCase("2.0 * 2", "2,0 * 2")]
+        [TestCase("4 * 3.6 + 9", "4 * 3,6 + 9")]
+        [TestCase("5.2+6", "5,2+6")]
+        [TestCase("round(2.5)", "round(2,5)")]
+        [TestCase("3.3333", "3,3333")]
+        public void TranslateBack_NoErrors_WhenCalled(string input, string expectedResult)
+        {
+            // Arrange
+            var translator = NumberTranslator.Create(new CultureInfo("de-DE"), new CultureInfo("en-US"));
+
+            // Act
+            var result = translator.TranslateBack(input);
+
+            // Assert
+            Assert.IsNotNull(result);
+            Assert.AreEqual(expectedResult, result);
+        }
+
+        [TestCase(".", ",", "2,000,000", "2000000")]
+        [TestCase(".", ",", "2,000,000.6", "2000000.6")]
+        [TestCase(",", ".", "2.000.000", "2000000")]
+        [TestCase(",", ".", "2.000.000,6", "2000000.6")]
+        public void Translate_RemoveNumberGroupSeparator_WhenCalled(string decimalSeparator, string groupSeparator, string input, string expectedResult)
+        {
+            // Arrange
+            var sourceCulture = new CultureInfo("en-US")
+            {
+                NumberFormat =
+                {
+                    NumberDecimalSeparator = decimalSeparator,
+                    NumberGroupSeparator = groupSeparator,
+                },
+            };
+            var translator = NumberTranslator.Create(sourceCulture, new CultureInfo("en-US"));
+
+            // Act
+            var result = translator.Translate(input);
+
+            // Assert
+            Assert.IsNotNull(result);
+            Assert.AreEqual(expectedResult, result);
+        }
+    }
+}