模块参数功能 (#4)

#3

Reviewed-on: jackfiled/Katheryne#4

Katheryne.Tests/Mocks/MockParamModule.cs

@@ -0,0 +1,34 @@
+using Katheryne.Abstractions;
+
+namespace Katheryne.Tests.Mocks;
+
+public class MockParamModule : IParamsModule
+{
+    private readonly Dictionary<string, Func<string>> _functions = new();
+
+    public string ModuleName => "test";
+
+    public MockParamModule()
+    {
+        _functions.Add("hello", Hello);
+    }
+
+    public string this[string param]
+    {
+        get
+        {
+            Func<string> func = _functions[param];
+            return func();
+        }
+    }
+
+    public bool ContainsParam(string param)
+    {
+        return _functions.ContainsKey(param);
+    }
+
+    private string Hello()
+    {
+        return "Hello, Katheryne";
+    }
+}