feat(java-forge): add test forge generator for automated spring boot …

gitgalaxy/tools/cobol_to_java/cobol_to_java_test_forge.py

@@ -0,0 +1,104 @@
+#!/usr/bin/env python3
+# ==============================================================================
+# GitGalaxy Spoke: Java Spring Test Forge (Phase 3)
+# Purpose: Auto-generates JUnit 5 and Spring Boot integration tests to 
+#          mathematically prove the translated architecture compiles and runs.
+# ==============================================================================
+import argparse
+import sys
+import json
+from pathlib import Path
+
+def generate_context_test(package_name: str, class_name: str) -> str:
+    """Forges a @SpringBootTest to ensure the entire dependency injection context loads."""
+    return f"""package {package_name};
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class {class_name}ApplicationTests {{
+
+    @Test
+    void contextLoads() {{
+        // If the application.yml is broken or a @Service is missing, 
+        // this test will fail immediately, catching structural regressions.
+    }}
+}}
+"""
+
+def generate_controller_test(package_name: str, class_name: str, endpoint_path: str) -> str:
+    """Forges a @WebMvcTest to verify REST API mappings without booting the full server."""
+    service_var = class_name[0].lower() + class_name[1:]
+
+    return f"""package {package_name}.controller;
+
+import {package_name}.service.{class_name}Service;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
+import org.springframework.boot.test.mock.mockito.MockBean;
+import org.springframework.test.web.servlet.MockMvc;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+@WebMvcTest({class_name}Controller.class)
+class {class_name}ControllerTest {{
+
+    @Autowired
+    private MockMvc mockMvc;
+
+    @MockBean
+    private {class_name}Service {service_var}Service;
+
+    @Test
+    void testEndpointRouting() throws Exception {{
+        // Verifies the @RequestMapping and @PostMapping forged by the API Contract script
+        mockMvc.perform(post("/api/v1/{endpoint_path}/execute")
+                .contentType("application/json")
+                .content("{{}}")) // Empty JSON payload for structural routing test
+               .andExpect(status().isOk()); // Or isNoContent() based on outputs
+    }}
+}}
+"""
+
+def main():
+    parser = argparse.ArgumentParser(description="GitGalaxy Java Test Forge")
+    parser.add_argument("ir_file", help="Path to the GitGalaxy _ir.json state dump")
+    parser.add_argument("--pkg", default="com.gitgalaxy.modernized", help="Base Java package name")
+    args = parser.parse_args()
+
+    ir_path = Path(args.ir_file).resolve()
+    if not ir_path.exists():
+        sys.exit(1)
+
+    try:
+        ir_state = json.loads(ir_path.read_text(encoding='utf-8'))
+
+        # Determine class names
+        prog_id = ir_state.get("metadata", {}).get("file_name", "Unknown").split('.')[0]
+        class_name = "".join(word.capitalize() for word in prog_id.split('-'))
+        endpoint_path = prog_id.lower()
+
+        # Target output directories (Assuming standard Maven layout)
+        test_dir = ir_path.parent / "src" / "test" / "java" / args.pkg.replace('.', '/')
+        test_dir.mkdir(parents=True, exist_ok=True)
+
+        # 1. Forge Context Test
+        context_code = generate_context_test(args.pkg, class_name)
+        (test_dir / f"{class_name}ApplicationTests.java").write_text(context_code, encoding='utf-8')
+
+        # 2. Forge Controller Test
+        controller_test_dir = test_dir / "controller"
+        controller_test_dir.mkdir(exist_ok=True)
+        controller_code = generate_controller_test(args.pkg, class_name, endpoint_path)
+        (controller_test_dir / f"{class_name}ControllerTest.java").write_text(controller_code, encoding='utf-8')
+
+        print(f"🧪 Spring Boot Test Suite Forged for {class_name}")
+
+    except Exception as e:
+        print(f"Error forging Java tests: {e}")
+
+if __name__ == "__main__":
+    main()