# t00046 - Test case for root namespace handling with packages
## Config
```yaml
compilation_database_dir: ..
output_directory: puml
diagrams:
  t00046_class:
    type: class
    generate_packages: true
    glob:
      - ../../tests/t00046/t00046.cc
    exclude:
      namespaces:
        - std
```
## Source code
File t00046.cc
```cpp
#include <cstdint>
#include <vector>

class A {
};

class AA {
};

namespace ns1 {

class A {
};

namespace ns2 {

class A {
};

class B : public A {
};

class C : public ns1::A {
};

class D : public ns1::ns2::A {
};

class E : public ::A {
};

class R {
public:
    A *a;
    ns1::A *ns1_a;
    ns1::ns2::A *ns1_ns2_a;
    ::A *root_a;
    std::vector<std::uint8_t> i;

    void foo(::AA &aa) { (void)aa; }
};
} // namespace ns2
} // namespace ns1

```
## Generated UML diagrams
![t00046_class](./t00046_class.svg "Test case for root namespace handling with packages")