test

My project/Library/PackageCache/com.unity.settings-manager/Tests/Editor/FileRepositoryTests.cs

@@ -0,0 +1,58 @@
+using System.IO;
+using NUnit.Framework;
+using UnityEditor;
+using UnityEditor.SettingsManagement;
+
+namespace UnityEngine.SettingsManagement.EditorTests
+{
+	public class FileRepositoryTests : SettingsTestBase
+	{
+		Settings m_Settings;
+		FileSettingsRepository m_Repository;
+
+		[SetUp]
+		public void SetUp()
+		{
+			m_Settings = new Settings(new [] { m_Repository = new ProjectUserSettings(k_PackageName) } );
+		}
+
+		[TearDown]
+		public void TearDown()
+		{
+			if (File.Exists(m_Repository.path))
+				File.Delete(m_Repository.path);
+		}
+
+		[Test]
+		public void CallingSaveMultipleTimes_OnlySavesWhenContentsChange()
+		{
+			m_Settings.Set<int, FileSettingsRepository>("save-int", 42);
+			m_Settings.Save();
+			var write = File.GetLastWriteTime(m_Repository.path);
+
+			// verify that setting was serialized
+			Assume.That(File.Exists(m_Repository.path));
+			var readback = new Settings(new [] { new ProjectUserSettings(k_PackageName) } );
+			Assume.That(readback.Get<int, FileSettingsRepository>("save-int"), Is.EqualTo(42));
+
+			// set the same value and save
+			m_Settings.Set<int, FileSettingsRepository>("save-int", 42);
+			m_Settings.Save();
+
+			// save file should not be touched since nothing change
+			Assert.That(write, Is.EqualTo(File.GetLastWriteTime(m_Repository.path)));
+		}
+
+		[Test]
+		public void SaveFileSettingsRepository_WritesFile()
+		{
+			m_Settings.Set<int, FileSettingsRepository>("save-int", 42);
+			m_Settings.Save();
+
+			Assume.That(File.Exists(m_Repository.path));
+
+			var readback = new Settings(new [] { new ProjectUserSettings(k_PackageName) } );
+			Assert.That(readback.Get<int, FileSettingsRepository>("save-int"), Is.EqualTo(42));
+		}
+	}
+}