Recognize Java method fragments without package declarations

tools/chatgui/tests/test_code_language.cpp

@@ -18,6 +18,8 @@ private slots:
         QTest::newRow("c") << "#include <stdio.h>\nint main(void) { puts(\"hello\"); }" << "C";
         QTest::newRow("cpp") << "#include <stdio.h>\nint main() { std::cout << 42; }" << "C++";
         QTest::newRow("java") << "package example;\npublic class Hello { public static void main(String[] args) {} }" << "Java";
+        QTest::newRow("java-method") << "public static Result parse(String input) { return new Result(input); }" << "Java";
+        QTest::newRow("cpp-method") << "class Example { public: void run() {} };" << "C++";
         QTest::newRow("kotlin") << "fun main() { println(\"hello\") }" << "Kotlin";
         QTest::newRow("rust") << "fn main() { println!(\"hello\"); }" << "Rust";
         QTest::newRow("rust-std") << "use std::{borrow::Cow, collections::BTreeSet};" << "Rust";