tests: Added initial test structure

tests/include/test_patterns/test_pattern.hpp

@@ -1,8 +1,39 @@
-//
-// Created by werwo on 11/09/2021.
-//
+#pragma once
 
-#ifndef IMHEX_TEST_PATTERN_HPP
-#define IMHEX_TEST_PATTERN_HPP
+#include <string>
+#include <vector>
 
-#endif //IMHEX_TEST_PATTERN_HPP
+#include <hex/pattern_language/pattern_data.hpp>
+
+namespace hex::test {
+
+    class TestPattern {
+    public:
+        TestPattern() = default;
+        virtual ~TestPattern() {
+            for (auto &pattern : this->m_patterns)
+                delete pattern;
+        }
+
+        template<typename T>
+        static T* createVariablePattern(u64 offset, size_t size, const std::string &typeName, const std::string &varName) {
+            auto pattern = new T(offset, size);
+            pattern->setTypeName(typeName);
+            pattern->setVariableName(varName);
+
+            return pattern;
+        }
+
+        virtual std::string getSourceCode() const = 0;
+
+        [[nodiscard]]
+        virtual const std::vector<pl::PatternData*>& getPatterns() const final { return this->m_patterns; }
+        virtual void addPattern(pl::PatternData *pattern) final {
+            this->m_patterns.push_back(pattern);
+        }
+
+    private:
+        std::vector<pl::PatternData*> m_patterns;
+    };
+
+}