clang-uml/docs/test_cases/t20037.md

t20037 - Test case checking if activities in static variable declarations appear only once

Config

compilation_database_dir: ..
output_directory: diagrams
diagrams:
  t20037_sequence:
    type: sequence
    glob:
      - ../../tests/t20037/t20037.cc
    include:
      namespaces:
        - clanguml::t20037
    using_namespace:
      - clanguml::t20037
    from:
      - function: "clanguml::t20037::tmain(int,char **)"

Source code

File t20037.cc

namespace clanguml {
namespace t20037 {

struct A {
    A()
        : a{100}
    {
    }

    int a;
};

struct B {
    int get() { return b; }

    int b{100};
};

B initb() { return B{}; }

int c() { return 1; }

int a()
{
    static A a;
    static B b = initb();

    return a.a + b.get() + c();
}

void tmain(int argc, char **argv)
{
    auto a1 = a();
    auto a2 = a();
    auto a3 = a();
}
}
}

Generated PlantUML diagrams

Generated Mermaid diagrams

Generated JSON models

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    "llvm_version": "Ubuntu clang version 16.0.6 (++20230710042027+7cbf1a259152-1~exp1~20230710162048.105)",
    "schema_version": 1
  },
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        "line": 31,
        "translation_unit": "../../tests/t20037/t20037.cc"
      },
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        "line": 23,
        "translation_unit": "../../tests/t20037/t20037.cc"
      },
      "type": "function"
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        "line": 4,
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      },
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        "line": 19,
        "translation_unit": "../../tests/t20037/t20037.cc"
      },
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    {
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      "name": "clanguml::t20037::B",
      "source_location": {
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        "file": "../../tests/t20037/t20037.cc",
        "line": 13,
        "translation_unit": "../../tests/t20037/t20037.cc"
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        "translation_unit": "../../tests/t20037/t20037.cc"
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  ],
  "sequences": [
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            "participant_name": "clanguml::t20037::tmain(int,char **)"
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            "line": 33,
            "translation_unit": "../../tests/t20037/t20037.cc"
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          "return_type": "void",
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            "line": 25,
            "translation_unit": "../../tests/t20037/t20037.cc"
          },
          "to": {
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            "activity_name": "clanguml::t20037::A::A()",
            "participant_id": "1329920824155530080"
          },
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        },
        {
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            "line": 26,
            "translation_unit": "../../tests/t20037/t20037.cc"
          },
          "to": {
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  "using_namespace": "clanguml::t20037"
}