From a64347e96f497ef0982d6c9ef211995e684b8025 Mon Sep 17 00:00:00 2001
From: Robert Dailey <rcdailey@gmail.com>
Date: Sun, 9 Jan 2022 13:06:56 -0600
Subject: [PATCH] chore: Add TrimNewlines() string extension method

---
 .../Extensions/StringExtensionsTest.cs        | 22 +++++++++++++++++++
 src/Common/Extensions/StringExtensions.cs     |  5 +++++
 src/TestLibrary/StringUtils.cs                |  6 +++--
 3 files changed, 31 insertions(+), 2 deletions(-)
 create mode 100644 src/Common.Tests/Extensions/StringExtensionsTest.cs

diff --git a/src/Common.Tests/Extensions/StringExtensionsTest.cs b/src/Common.Tests/Extensions/StringExtensionsTest.cs
new file mode 100644
index 00000000..b179baa3
--- /dev/null
+++ b/src/Common.Tests/Extensions/StringExtensionsTest.cs
@@ -0,0 +1,22 @@
+using Common.Extensions;
+using FluentAssertions;
+using NUnit.Framework;
+
+namespace Common.Tests.Extensions;
+
+[TestFixture]
+[Parallelizable(ParallelScope.All)]
+public class StringExtensionsTest
+{
+    [Test]
+    public void Carriage_returns_and_newlines_are_stripped_from_front_and_back()
+    {
+        "\r\ntest\n\r".TrimNewlines().Should().Be("test");
+    }
+
+    [Test]
+    public void Spaces_are_ignored_when_stripping_newlines()
+    {
+        "\n test \r".TrimNewlines().Should().Be(" test ");
+    }
+}
diff --git a/src/Common/Extensions/StringExtensions.cs b/src/Common/Extensions/StringExtensions.cs
index 3689a960..909ff2b5 100644
--- a/src/Common/Extensions/StringExtensions.cs
+++ b/src/Common/Extensions/StringExtensions.cs
@@ -29,4 +29,9 @@ public static class StringExtensions
     {
         return string.Format(value, args);
     }
+
+    public static string TrimNewlines(this string value)
+    {
+        return value.Trim('\r', '\n');
+    }
 }
diff --git a/src/TestLibrary/StringUtils.cs b/src/TestLibrary/StringUtils.cs
index 7c22f939..c9acb75d 100644
--- a/src/TestLibrary/StringUtils.cs
+++ b/src/TestLibrary/StringUtils.cs
@@ -1,6 +1,8 @@
-namespace TestLibrary;
+using Common.Extensions;
+
+namespace TestLibrary;
 
 public static class StringUtils
 {
-    public static string TrimmedString(string value) => value.Trim('\r', '\n');
+    public static string TrimmedString(string value) => value.TrimNewlines();
 }