object-introspection/test/integration/anonymous.toml

definitions = '''
  #pragma clang diagnostic push
  #pragma clang diagnostic ignored "-Wnested-anon-types"

  struct Node {
    int a, b, c;
  };

  struct DynNode {
    std::vector<Node> nodes;
  };

  typedef struct {
    struct Node *node;
  } AnonStruct;

  struct AnonStructContainer {
    struct { struct Node *node; } anon;
  };

  struct AnonStructPtrContainer {
    struct { struct Node *node; } *anon;
  };

  struct AnonTypedefContainer {
    AnonStruct anon;
  };

  struct AnonUnionContainer {
    union {char c; short int d;};
    union {int a; double b;};
    int e;
  };

  struct NestedAnonContainer {
    struct {
      union {
        char c;
        struct {
          int x;
          double y;
        } d;
      };
      struct {
        int a, b, c;
        union {
          union { char x; int y; };
          long z;
        };
        AnonStruct as;
      } v;
    } m;

    union {
      union { int x1; char y1; };
      union { double z1; long w1; };
      struct {
        long a, b, c;
      } s1;
    };

    union {
      union { int x2; char y2; };
      union { double z2; long w2; };
      struct {
        char a, b, c;
      } s2;
    };
  };

  /* This test is disable due to GCC not supporting it
  struct AnonArrayContainer {
    struct {
      float *x;
      DynNode ns[4];
    };
  };
  */

  #pragma clang diagnostic pop
'''

[cases]
  [cases.regular_struct]
    param_types = ["const Node&"]
    setup = "return Node{1, 2, 3};"
    cli_options = ["-fchase-raw-pointers"]
    expect_json = '''[{
      "staticSize":12,
      "dynamicSize":0,
      "members":[
        {"name":"a", "staticSize":4, "dynamicSize":0},
        {"name":"b", "staticSize":4, "dynamicSize":0},
        {"name":"c", "staticSize":4, "dynamicSize":0}
      ]}]'''

  [cases.anon_struct]
    oil_disable = "oil can't chase raw pointers safely"
    param_types = ["const AnonStructContainer&"]
    setup = '''
      return AnonStructContainer{
        .anon = {
          .node = new Node{1, 2, 3}
        }
      };
    '''
    cli_options = ["-fchase-raw-pointers"]
    expect_json = '''[{
      "staticSize": 8,
      "dynamicSize": 12,
      "members": [{
        "name": "anon",
        "typeName": "__anon_struct_0",
        "staticSize": 8,
        "dynamicSize": 12,
        "members": [{
          "name": "node",
          "typeName": "struct Node *",
          "staticSize": 8,
          "dynamicSize": 12,
          "members": [{
            "typeName": "Node",
            "staticSize": 12,
            "dynamicSize": 0,
            "members": [
              { "name": "a", "staticSize": 4, "dynamicSize": 0 },
              { "name": "b", "staticSize": 4, "dynamicSize": 0 },
              { "name": "c", "staticSize": 4, "dynamicSize": 0 }
            ]
          }]
        }]
      }]
    }]'''

  [cases.anon_struct_ptr]
    skip = "We don't support pointer to anon-structs yet" # https://github.com/facebookexperimental/object-introspection/issues/20
    param_types = ["const AnonStructPtrContainer&"]
    setup = '''
      return AnonStructPtrContainer{
        .anon = (decltype(AnonStructPtrContainer::anon))new (Node*){
          new Node{1, 2, 3}
        }
      };'''
    cli_options = ["-fchase-raw-pointers"]

  [cases.anon_typedef]
    oil_disable = "oil can't chase raw pointers safely"
    param_types = ["const AnonTypedefContainer&"]
    setup = '''
      return AnonTypedefContainer{
        .anon = {
          .node = new Node{1, 2, 3}
        }
      };'''
    cli_options = ["-fchase-raw-pointers"]
    expect_json = '''[{
      "staticSize": 8,
      "dynamicSize": 12,
      "members": [{
        "name": "anon",
        "typeName": "AnonStruct",
        "isTypedef": true,
        "staticSize": 8,
        "dynamicSize": 12,
        "exclusiveSize": 0,
        "members": [{
          "name": "",
          "typeName": "__anon_struct_0",
          "isTypedef": false,
          "staticSize": 8,
          "dynamicSize": 12,
          "exclusiveSize": 0,
          "members": [{
            "name": "node",
            "typeName": "struct Node *",
            "staticSize": 8,
            "dynamicSize": 12,
            "exclusiveSize": 8,
            "members": [{
              "typeName": "Node",
              "staticSize": 12,
              "exclusiveSize": 0,
              "members": [
                { "name": "a", "staticSize": 4, "exclusiveSize": 4, "dynamicSize": 0 },
                { "name": "b", "staticSize": 4, "exclusiveSize": 4, "dynamicSize": 0 },
                { "name": "c", "staticSize": 4, "exclusiveSize": 4, "dynamicSize": 0 }
              ]
            }]
          }]
        }]
      }]
    }]'''

  [cases.anon_union]
    oil_skip = "anonymous unions are fully stubbed in the generated code" # https://github.com/facebookexperimental/object-introspection/issues/292
    param_types = ["const AnonUnionContainer&"]
    setup = 'return AnonUnionContainer{ .a = 3 };'
    cli_options = ["-fchase-raw-pointers"]
    expect_json = '''[{
      "staticSize": 24,
      "dynamicSize": 0,
      "members": [
        {"name":"__anon_member_0", "staticSize":2, "dynamicSize":0},
        {"name":"__anon_member_1", "staticSize":8, "dynamicSize":0},
        {"name":"e", "staticSize":4, "dynamicSize":0, "typeName":"int"}
      ]
    }]'''
    expect_json_v2 = '''[{
      "staticSize": 24,
      "exclusiveSize": 10,
      "members": [
        {"name":"__anon_member_0", "staticSize":2, "exclusiveSize":2},
        {"name":"__anon_member_1", "staticSize":8, "exclusiveSize":8},
        {"name":"e", "staticSize":4, "exclusiveSize":4, "typeNames":["int32_t"]}
      ]
    }]'''

  [cases.nested_anon_struct]
    oil_disable = "oil can't chase raw pointers safely"
    param_types = ["const NestedAnonContainer&"]
    setup = 'return NestedAnonContainer{.m = { .v = {.as = {new Node{1, 2, 3}}}}};'
    cli_options = ["-fchase-raw-pointers"]
    expect_json = '''[{
      "staticSize": 80,
      "dynamicSize": 12,
      "members": [{
        "name": "m",
        "staticSize": 48,
        "dynamicSize": 12,
        "members": [
        { "staticSize": 16, "dynamicSize": 0 },
        { "name": "v",
          "staticSize": 32,
          "dynamicSize": 12,
          "paddingSavingsSize": 4,
          "members": [
            { "name": "a", "staticSize": 4, "dynamicSize": 0 },
            { "name": "b", "staticSize": 4, "dynamicSize": 0 },
            { "name": "c", "staticSize": 4, "dynamicSize": 0 },
            { "staticSize": 8, "dynamicSize": 0 },
            { "name": "as",
              "typeName": "AnonStruct",
              "isTypedef": true,
              "staticSize": 8,
              "dynamicSize": 12,
              "members": [{
                "isTypedef": false,
                "staticSize": 8,
                "dynamicSize": 12,
                "members": [{
                  "name": "node",
                  "staticSize": 8,
                  "dynamicSize": 12,
                  "members": [{
                    "staticSize": 12,
                    "dynamicSize": 0,
                    "members": [
                      { "name": "a", "staticSize": 4, "dynamicSize": 0 },
                      { "name": "b", "staticSize": 4, "dynamicSize": 0 },
                      { "name": "c", "staticSize": 4, "dynamicSize": 0 }
                    ]
                  }]
                }]
              }]
          }]
        }]
      }, {
        "staticSize": 24,
        "dynamicSize": 0
      }, {
        "staticSize": 8,
        "dynamicSize": 0
      }]
    }]'''

  # This test is disabled due to GCC not supporting it
  # [cases.anon_array]
  #   param_types = ["const AnonArrayContainer&"]
  #   setup = '''
  #     auto result = AnonArrayContainer{
  #       .x = new float{123.456},
  #       .ns = {
  #         DynNode{ .nodes = { Node{1, 2, 3}, Node{4, 5, 6}, Node{7, 8, 9} } },
  #         DynNode{},
  #         DynNode{ .nodes = std::vector<Node>(1, Node{0, 0, 0}) },
  #         DynNode{ .nodes = std::vector<Node>(42, Node{1, 1, 1}) },
  #       },
  #     };
  #     result.ns[3].nodes.resize(22);
  #     return result;
  #   '''
  #   cli_options = ["-fchase-raw-pointers"]
  #   expect_json = '''[{
  #     "staticSize": 104,
  #     "dynamicSize": 556,
  #     "members": [{
  #       "staticSize": 104,
  #       "dynamicSize": 556,
  #       "members": [{
  #         "name": "x",
  #         "staticSize": 8,
  #         "dynamicSize": 4,
  #         "members": [{ "staticSize": 4, "dynamicSize": 0 }]
  #       }, {
  #         "name": "ns",
  #         "staticSize": 96,
  #         "dynamicSize": 552,
  #         "length": 4,
  #         "capacity": 4,
  #         "elementStaticSize": 24,
  #         "members": [{
  #           "dynamicSize": 36,
  #           "members": [{ "length": 3, "capacity": 3, "elementStaticSize": 12 }]
  #         }, {
  #           "dynamicSize": 0,
  #           "members": [{ "length": 0, "capacity": 0, "elementStaticSize": 12 }]
  #         }, {
  #           "dynamicSize": 12,
  #           "members": [{ "length": 1, "capacity": 1, "elementStaticSize": 12 }]
  #         }, {
  #           "dynamicSize": 504,
  #           "members": [{ "length": 22, "capacity": 42, "elementStaticSize": 12 }]
  #         }]
  #       }]
  #     }]
  #   }]'''