Add the SingleTestLoader to create an object of a loaded Test class.

src/main/java/space/kklochko/simple_jbdd/tests/loaders/SingleTestLoader.java

@@ -0,0 +1,50 @@
+package space.kklochko.simple_jbdd.tests.loaders;
+
+import space.kklochko.simple_jbdd.tests.Test;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationTargetException;
+
+public class SingleTestLoader {
+    String className;
+
+    public SingleTestLoader(String className) {
+        setClassName(className);
+    }
+
+    public Test load() {
+        SingleClassLoader loader = new SingleClassLoader(getClassName());
+        Class<?> aClass = loader.load();
+
+        if(aClass == null)
+            return null;
+
+        Constructor defaultConstructor = null;
+
+        for(Constructor constructor : aClass.getDeclaredConstructors()) {
+            if(constructor.getParameterCount() == 0) {
+                defaultConstructor = constructor;
+                break;
+            }
+        }
+
+        try {
+            return (Test) defaultConstructor.newInstance();
+        } catch (InstantiationException e) {
+            throw new RuntimeException(e);
+        } catch (IllegalAccessException e) {
+            throw new RuntimeException(e);
+        } catch (InvocationTargetException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    public String getClassName() {
+        return className;
+    }
+
+    public void setClassName(String className) {
+        this.className = className;
+    }
+}
+