From c7e77e3912a6b6f6c363e2a42384b55c5299770e Mon Sep 17 00:00:00 2001
From: Jeremy <jeremy24wu@gmail.com>
Date: Sun, 21 Nov 2021 16:54:30 +1100
Subject: [PATCH] add tests for loading unique metadata method

---
 Flow.Launcher.Core/Plugin/PluginConfig.cs    |  2 +-
 Flow.Launcher.Test/PluginLoadTest.cs         | 91 ++++++++++++++++++++
 Flow.Launcher.Test/Plugins/PluginInitTest.cs | 17 ----
 3 files changed, 92 insertions(+), 18 deletions(-)
 create mode 100644 Flow.Launcher.Test/PluginLoadTest.cs
 delete mode 100644 Flow.Launcher.Test/Plugins/PluginInitTest.cs

diff --git a/Flow.Launcher.Core/Plugin/PluginConfig.cs b/Flow.Launcher.Core/Plugin/PluginConfig.cs
index 4af344267..dd6517a7f 100644
--- a/Flow.Launcher.Core/Plugin/PluginConfig.cs
+++ b/Flow.Launcher.Core/Plugin/PluginConfig.cs
@@ -59,7 +59,7 @@ namespace Flow.Launcher.Core.Plugin
             return uniqueList;
         }
 
-        private static (List<PluginMetadata>, List<PluginMetadata>) GetUniqueLatestPluginMetadata(List<PluginMetadata> allPluginMetadata)
+        internal static (List<PluginMetadata>, List<PluginMetadata>) GetUniqueLatestPluginMetadata(List<PluginMetadata> allPluginMetadata)
         {
             var duplicate_list = new List<PluginMetadata>();
             var unique_list = new List<PluginMetadata>();
diff --git a/Flow.Launcher.Test/PluginLoadTest.cs b/Flow.Launcher.Test/PluginLoadTest.cs
new file mode 100644
index 000000000..28a0ffcb4
--- /dev/null
+++ b/Flow.Launcher.Test/PluginLoadTest.cs
@@ -0,0 +1,91 @@
+using NUnit.Framework;
+using Flow.Launcher.Core.Plugin;
+using Flow.Launcher.Plugin;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Flow.Launcher.Test
+{
+    [TestFixture]
+    class PluginLoadTest
+    {
+        [Test]
+        public void GivenDuplicatePluginMetadatasWhenLoadedThenShouldReturnOnlyUniqueList()
+        {
+            // Given
+            var duplicateList = new List<PluginMetadata>
+            {
+                new PluginMetadata
+                {
+                    ID = "CEA0TYUC6D3B4085823D60DC76F28855",
+                    Version = "1.0.0"
+                },
+                new PluginMetadata
+                {
+                    ID = "CEA0TYUC6D3B4085823D60DC76F28855",
+                    Version = "1.0.1"
+                },
+                new PluginMetadata
+                {
+                    ID = "CEA0TYUC6D3B4085823D60DC76F28855",
+                    Version = "1.0.2"
+                },
+                new PluginMetadata
+                {
+                    ID = "CEA0TYUC6D3B4085823D60DC76F28855",
+                    Version = "1.0.0"
+                },
+                new PluginMetadata
+                {
+                    ID = "CEA0TYUC6D3B4085823D60DC76F28855",
+                    Version = "1.0.0"
+                },
+                new PluginMetadata
+                {
+                    ID = "CEA0TYUC6D3B7855823D60DC76F28855",
+                    Version = "1.0.0"
+                },
+                new PluginMetadata
+                {
+                    ID = "CEA0TYUC6D3B7855823D60DC76F28855",
+                    Version = "1.0.0"
+                }
+            };
+
+            // When
+            (var unique, var duplicates) = PluginConfig.GetUniqueLatestPluginMetadata(duplicateList);
+            
+            // Then
+            Assert.True(unique.FirstOrDefault().ID == "CEA0TYUC6D3B4085823D60DC76F28855" && unique.FirstOrDefault().Version == "1.0.2");
+            Assert.True(unique.Count() == 1);
+
+            Assert.True(duplicates.Where(x => x.Version != "1.0.2" && x.ID == "CEA0TYUC6D3B4085823D60DC76F28855").Count() == 6);
+        }
+
+        [Test]
+        public void GivenDuplicatePluginMetadatasWithNoUniquePluginWhenLoadedThenShouldReturnEmptyList()
+        {
+            // Given
+            var duplicateList = new List<PluginMetadata>
+            {
+                new PluginMetadata
+                {
+                    ID = "CEA0TYUC6D3B7855823D60DC76F28855",
+                    Version = "1.0.0"
+                },
+                new PluginMetadata
+                {
+                    ID = "CEA0TYUC6D3B7855823D60DC76F28855",
+                    Version = "1.0.0"
+                }
+            };
+
+            // When
+            (var unique, var duplicates) = PluginConfig.GetUniqueLatestPluginMetadata(duplicateList);
+
+            // Then
+            Assert.True(unique.Count() == 0);
+            Assert.True(duplicates.Count() == 2);
+        }
+    }
+}
diff --git a/Flow.Launcher.Test/Plugins/PluginInitTest.cs b/Flow.Launcher.Test/Plugins/PluginInitTest.cs
deleted file mode 100644
index 299a837ee..000000000
--- a/Flow.Launcher.Test/Plugins/PluginInitTest.cs
+++ /dev/null
@@ -1,17 +0,0 @@
-using NUnit.Framework;
-using Flow.Launcher.Core.Plugin;
-using Flow.Launcher.Infrastructure.Exception;
-
-namespace Flow.Launcher.Test.Plugins
-{
-
-    [TestFixture]
-    public class PluginInitTest
-    {
-        [Test]
-        public void PublicAPIIsNullTest()
-        {
-            //Assert.Throws(typeof(Flow.LauncherFatalException), () => PluginManager.Initialize(null));
-        }
-    }
-}