moved tests and added some more testing

pommer/tests.py

@@ -1835,4 +1835,85 @@ if __name__ == "__main__":
                 "build_system": "gradle"
             }
         ]
+
+    """Test build script generation functionality"""
+
+    def test_generate_build_script_maven_only(self):
+        """Test build script generation for Maven-only projects"""
+        maven_projects = [{
+            "name": "Maven Project",
+            "pom_path": "pom.xml",
+            "build_system": "maven"
+        }]
+        
+        script = pommer.generate_build_script(maven_projects)
+        
+        assert script is not None
+        assert "mvn" in script
+        assert "Maven Project" in script
+        assert "pom.xml" in script
+
+    def test_generate_build_script_gradle_only(self):
+        """Test build script generation for Gradle-only projects"""
+        temp_dir = tempfile.mkdtemp()
+        gradle_path = os.path.join(temp_dir, "build.gradle")
+        gradlew_path = os.path.join(temp_dir, "gradlew")
+        
+        # Create files
+        with open(gradle_path, 'w') as f:
+            f.write("// test")
+        with open(gradlew_path, 'w') as f:
+            f.write("#!/bin/bash")
+        
+        gradle_projects = [{
+            "name": "Gradle Project",
+            "gradle_path": gradle_path,
+            "build_system": "gradle"
+        }]
+        
+        script = pommer.generate_build_script(gradle_projects)
+        
+        assert script is not None
+        assert "gradlew" in script
+        assert "Gradle Project" in script
+        
+        shutil.rmtree(temp_dir)
+
+    def test_generate_build_script_mixed_projects(self):
+        """Test build script generation for mixed Maven and Gradle projects"""
+        temp_dir = tempfile.mkdtemp()
+        gradle_path = os.path.join(temp_dir, "build.gradle")
+        
+        with open(gradle_path, 'w') as f:
+            f.write("// test")
+        
+        mixed_projects = [
+            {
+                "name": "Maven Project",
+                "pom_path": "pom.xml", 
+                "build_system": "maven"
+            },
+            {
+                "name": "Gradle Project",
+                "gradle_path": gradle_path,
+                "build_system": "gradle"
+            }
+        ]
+        
+        script = pommer.generate_build_script(mixed_projects)
+        
+        assert script is not None
+        assert "mvn" in script
+        assert "gradle" in script
+        assert "Maven Project" in script
+        assert "Gradle Project" in script
+        
+        shutil.rmtree(temp_dir)
+
+    def test_generate_build_script_empty_projects(self):
+        """Test build script generation with empty project list"""
+        script = pommer.generate_build_script([])
+        
+        assert script is not None
+        assert "Universal build script" in script