fix: issue with providing str for bytes in calldata [APE-667]

src/ape/managers/converters.py

@@ -246,6 +246,8 @@ def _converters(self) -> Dict[Type, List[ConverterAPI]]:
             Decimal: [],
             list: [ListTupleConverter()],
             tuple: [ListTupleConverter()],
+            bool: [],
+            str: [],
         }
 
         for plugin_name, (conversion_type, converter_class) in self.plugin_manager.converters:
@@ -278,7 +280,7 @@ def is_type(self, value: Any, type: Type) -> bool:
         else:
             return isinstance(value, type)
 
-    def convert(self, value: Any, type: Type) -> Any:
+    def convert(self, value: Any, type: Union[Type, Tuple, List]) -> Any:
         """
         Convert the given value to the given type. This method accesses
         all :class:`~ape.api.convert.ConverterAPI` instances known to
@@ -296,7 +298,24 @@ def convert(self, value: Any, type: Type) -> Any:
             any: The same given value but with the new given type.
         """
 
-        if type not in self._converters:
+        if isinstance(value, (list, tuple)) and isinstance(type, tuple):
+            # We expected to convert a tuple type, so convert each item in the tuple.
+            # NOTE: We allow values to be a list, just in case it is a list
+            return [self.convert(v, t) for v, t in zip(value, type)]
+
+        elif isinstance(value, list) and isinstance(type, list) and len(type) == 1:
+            # We expected to convert an array type(dynamic or static),
+            # so convert each item in the list.
+            # NOTE: type for static and dynamic array is a single item
+            #  list containing the type of the array.
+            return [self.convert(v, type[0]) for v in value]
+
+        elif isinstance(type, (list, tuple)):
+            raise ConversionError(
+                f"Value '{value}' must be a list or tuple when given multiple types."
+            )
+
+        elif type not in self._converters:
             options = ", ".join([t.__name__ for t in self._converters])
             raise ConversionError(f"Type '{type}' must be one of [{options}].")
 

src/ape_ethereum/ecosystem.py

@@ -23,7 +23,13 @@
 from ape.api import BlockAPI, EcosystemAPI, PluginConfig, ReceiptAPI, TransactionAPI
 from ape.api.networks import LOCAL_NETWORK_NAME, ProxyInfoAPI
 from ape.contracts.base import ContractCall
-from ape.exceptions import ApeException, APINotImplementedError, ContractError, DecodingError
+from ape.exceptions import (
+    ApeException,
+    APINotImplementedError,
+    ContractError,
+    ConversionError,
+    DecodingError,
+)
 from ape.logging import logger
 from ape.types import (
     AddressType,
@@ -338,14 +344,46 @@ def decode_block(self, data: Dict) -> BlockAPI:
 
         return Block.parse_obj(data)
 
+    def _python_type_for_abi_type(self, abi_type: ABIType) -> Union[Type, Tuple, List]:
+        # NOTE: An array can be an array of tuples, so we start with an array check
+        if str(abi_type.type).endswith("]"):
+            # remove one layer of the potential onion of array
+            new_type = "[".join(str(abi_type.type).split("[")[:-1])
+            # create a new type with the inner type of array
+            new_abi_type = ABIType(type=new_type, **abi_type.dict(exclude={"type"}))
+            # NOTE: type for static and dynamic array is a single item list
+            # containing the type of the array
+            return [self._python_type_for_abi_type(new_abi_type)]
+
+        if abi_type.components is not None:
+            return tuple(self._python_type_for_abi_type(c) for c in abi_type.components)
+
+        if abi_type.type == "address":
+            return AddressType
+
+        elif abi_type.type == "bool":
+            return bool
+
+        elif abi_type.type == "string":
+            return str
+
+        elif "bytes" in abi_type.type:
+            return bytes
+
+        elif "int" in abi_type.type:
+            return int
+
+        raise ConversionError(f"Unable to convert '{abi_type}'.")
+
     def encode_calldata(self, abi: Union[ConstructorABI, MethodABI], *args) -> HexBytes:
         if not abi.inputs:
             return HexBytes("")
 
         parser = StructParser(abi)
         arguments = parser.encode_input(args)
         input_types = [i.canonical_type for i in abi.inputs]
-        converted_args = self.conversion_manager.convert(arguments, tuple)
+        python_types = tuple(self._python_type_for_abi_type(i) for i in abi.inputs)
+        converted_args = self.conversion_manager.convert(arguments, python_types)
         encoded_calldata = encode(input_types, converted_args)
         return HexBytes(encoded_calldata)
 

tests/functional/test_ecosystem.py

@@ -2,7 +2,8 @@
 
 import pytest
 from eth_typing import HexAddress, HexStr
-from hexbytes import HexBytes
+from ethpm_types import HexBytes
+from ethpm_types.abi import ABIType, MethodABI
 
 from ape.api.networks import LOCAL_NETWORK_NAME
 from ape.types import AddressType
@@ -52,6 +53,38 @@ def test_encode_address(ethereum):
     assert actual == raw_address
 
 
+def test_encode_calldata(ethereum):
+    abi = MethodABI(
+        type="function",
+        name="callMe",
+        inputs=[
+            ABIType(name="a", type="bytes4"),
+            ABIType(name="b", type="address"),
+            ABIType(name="c", type="uint256"),
+            ABIType(name="d", type="bytes4[]"),
+        ],
+    )
+    address = "0xd8da6bf26964af9d7eed9e03e53415d37aa96045"
+    byte_array = ["0x456", "0x678"]
+    values = ("0x123", address, HexBytes(55), byte_array)
+
+    actual = ethereum.encode_calldata(abi, *values)
+    expected = HexBytes(
+        # 0x123
+        "0123000000000000000000000000000000000000000000000000000000000000"
+        # address
+        "000000000000000000000000d8da6bf26964af9d7eed9e03e53415d37aa96045"
+        # HexBytes(55)
+        "0000000000000000000000000000000000000000000000000000000000000037"
+        # byte_array
+        "0000000000000000000000000000000000000000000000000000000000000080"
+        "0000000000000000000000000000000000000000000000000000000000000002"
+        "0456000000000000000000000000000000000000000000000000000000000000"
+        "0678000000000000000000000000000000000000000000000000000000000000"
+    )
+    assert actual == expected
+
+
 def test_block_handles_snake_case_parent_hash(eth_tester_provider, sender, receiver):
     # Transaction to change parent hash of next block
     sender.transfer(receiver, "1 gwei")