first command alias searching, add test

Author: itn3000

src/MicroBatchFramework/BatchEngineHostBuilderExtensions.cs

@@ -211,28 +211,27 @@ static List<Type> GetBatchTypes()
             MethodInfo foundMethod = null;
             foreach (var baseType in batchBaseTypes)
             {
-                if (split.Length == 2)
+                bool isFound = false;
+                foreach (var (method, cmdattr) in baseType.GetMethods().
+                    Select(m => (MethodInfo: m, Attr: m.GetCustomAttribute<CommandAttribute>())).Where(x => x.Attr != null))
                 {
-                    if (baseType.Name.Equals(split[0], StringComparison.OrdinalIgnoreCase))
+                    if (cmdattr.CommandNames.Any(x => arg0.Equals(x, StringComparison.OrdinalIgnoreCase)))
                     {
-                        if (foundType != null)
-                        {
-                            throw new InvalidOperationException("Duplicate BatchBase TypeName is not allowed, " + foundType.FullName + " and " + baseType.FullName);
-                        }
                         foundType = baseType;
-                        foundMethod = baseType.GetMethod(split[1]);
+                        foundMethod = method;
+                        isFound = true;
                     }
                 }
-                else
+                if (!isFound && split.Length == 2)
                 {
-                    foreach (var (method, cmdattr) in baseType.GetMethods().
-                        Select(m => (MethodInfo: m, Attr: m.GetCustomAttribute<CommandAttribute>())).Where(x => x.Attr != null))
+                    if (baseType.Name.Equals(split[0], StringComparison.OrdinalIgnoreCase))
                     {
-                        if (cmdattr.CommandNames.Any(x => arg0.Equals(x, StringComparison.OrdinalIgnoreCase)))
+                        if (foundType != null)
                         {
-                            foundType = baseType;
-                            foundMethod = method;
+                            throw new InvalidOperationException("Duplicate BatchBase TypeName is not allowed, " + foundType.FullName + " and " + baseType.FullName);
                         }
+                        foundType = baseType;
+                        foundMethod = baseType.GetMethod(split[1]);
                     }
                 }
             }

tests/MicroBatchFramework.Tests/CommandAttributeTest.cs

@@ -31,12 +31,16 @@ class ResultContainer
         [Fact]
         public async Task TestCommandName()
         {
-            var hostBuilder = BatchHost.CreateDefaultBuilder()
+            var host = BatchHost.CreateDefaultBuilder()
                 .ConfigureServices((c, services) =>
                 {
                     services.AddSingleton<ResultContainer>();
-                });
-            await hostBuilder.RunBatchEngineAsync(new string[]{ "test", "-value", "1" });
+                })
+                .UseBatchEngine<CommandAttributeTestCommand>(new string[]{ "test", "-value", "1" })
+                .Build();
+            var result = host.Services.GetService<ResultContainer>();
+            await host.RunAsync();
+            result.X.Should().Be(1);
         }
 
     }