cmvr_head/packages/erpc-1.14.0/erpcgen/test/test_union_py.yml

---
name: basic non-encapsulated union
desc: Verify "in" direction usage of non-encapsulated unions.
idl: |

  enum fruitType { apple, orange, banana, coconut, grape, papaya, kiwi }

  struct foobar
  {
      float a
      binary rawString
  }

  const int32 returnVal = 10;

  union unionType
  {
    case apple:
        foobar myFoobar
    case banana:
    case papaya:
        int32 x;
        float y;
    case orange:
        list<int32> a
    case coconut:
        uint32 cx;
        list<int32> cc @length(cx)
    case returnVal:
        int32 ret
    default:
        bool c
        int32 blah
  }

  interface foo {
    myUnion(fruitType discriminator, unionType unionVariable @discriminator(discriminator)) -> void
  }
lang: py
test/common.py:
  - class unionType(object)
  - myFoobar = None # foobar
  - x = None # int32
  - y = None # float
  - x = None # int32
  - y = None # float
  - a = None # list<int32>
  - cx = None # uint32
  - cc = None # list<int32>
  - ret = None # int32
  - c = None # bool
  - blah = None # int32
  - def _read(self, codec)
  - discriminator = codec.start_read_union()
  - if discriminator == fruitType.apple
  - self.myFoobar = foobar()._read(codec)
  - elif discriminator == fruitType.banana
  - self.x = codec.read_int32()
  - self.y = codec.read_float()
  - elif discriminator == fruitType.papaya
  - self.x = codec.read_int32()
  - self.y = codec.read_float()
  - elif discriminator == fruitType.orange
  - _n1 = codec.start_read_list()
  - self.a = []
  - for _i1 in range(_n1)
  - _v1 = codec.read_int32()
  - self.a.append(_v1)
  - elif discriminator == fruitType.coconut
  - self.cx = codec.read_uint32()
  - _n1 = codec.start_read_list()
  - self.cc = []
  - for _i1 in range(_n1)
  - _v1 = codec.read_int32()
  - self.cc.append(_v1)
  - elif discriminator == returnVal
  - self.ret = codec.read_int32()
  - else # default case
  - self.c = codec.read_bool()
  - self.blah = codec.read_int32()
  - return self, discriminator
  - def _write(self, codec, discriminator)
  - codec.start_write_union(discriminator)
  - if discriminator == fruitType.apple
  - if self.myFoobar is None
  - raise ValueError("self.myFoobar is None")
  - self.myFoobar._write(codec)
  - elif discriminator == fruitType.banana
  - if self.x is None
  - raise ValueError("self.x is None")
  - codec.write_int32(self.x)
  - if self.y is None
  - raise ValueError("self.y is None")
  - codec.write_float(self.y)
  - elif discriminator == fruitType.papaya
  - if self.x is None
  - raise ValueError("self.x is None")
  - codec.write_int32(self.x)
  - if self.y is None
  - raise ValueError("self.y is None")
  - codec.write_float(self.y)
  - elif discriminator == fruitType.orange
  - if self.a is None
  - raise ValueError("self.a is None")
  - codec.start_write_list(len(self.a))
  - for _i1 in self.a
  - codec.write_int32(_i1)
  - elif discriminator == fruitType.coconut
  - if self.cx is None
  - raise ValueError("self.cx is None")
  - codec.write_uint32(self.cx)
  - if self.cc is None
  - raise ValueError("self.cc is None")
  - codec.start_write_list(len(self.cc))
  - for _i1 in self.cc
  - codec.write_int32(_i1)
  - elif discriminator == returnVal
  - if self.ret is None
  - raise ValueError("self.ret is None")
  - codec.write_int32(self.ret)
  - else # default case
  - codec.write_bool(self.c)
  - codec.write_int32(self.blah)

test/client.py:
  - def myUnion(self, discriminator, unionVariable)
  - request = self._clientManager.create_request()
  - codec = request.codec
  - codec.start_write_message(erpc.codec.MessageInfo(
  - type=erpc.codec.MessageType.kInvocationMessage,
  - service=self.SERVICE_ID,
  - request=self.MYUNION_ID,
  - sequence=request.sequence))
  - if unionVariable is None
  - raise ValueError("unionVariable is None")
  - unionVariable._write(codec, discriminator)

test/server.py:
  - "def _handle_myUnion(self, sequence, codec):"
  - unionVariable, discriminator = common.unionType()._read(codec)
  - self._handler.myUnion(discriminator, unionVariable)

---
name: basic non-encapsulated union inside struct
desc: Verify non-encapsulated unions usage in structures.
idl: |

  enum fruitType { apple, orange, banana, coconut, grape, papaya, kiwi }

  union unionType
  {
    case banana:
    case papaya:
        int32 x;
        float y;
  }

  struct structType
  {
    fruitType discriminator
    unionType unionVariable @discriminator(discriminator)
  }

  interface foo {
    myUnion(structType structVariable) -> void
  }
lang: py
test/common.py:
  - not: class unionVariable_union(object)
  - "class structType(object):"
  - def __init__(self, discriminator=None, unionVariable=None)
  - self.discriminator = discriminator # fruitType
  - self.unionVariable = unionVariable # unionType
  - self.unionVariable, self.discriminator = unionType()._read(codec)
  - unionVariable._write(codec, self.discriminator)
  - "class unionType(object):"
  - discriminator = codec.start_read_union()
  - if discriminator
  - self.x
  - self.y
  - codec.start_write_union(discriminator)
  - if discriminator
  - self.x
  - codec.write_int32(self.x)
  - self.y
  - codec.write_float(self.y)