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Cover Explorer.Chain.Transaction

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pull/162/head
Luke Imhoff 7 years ago
parent 45c32667a2
commit cb69fae46e
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  1. 155
      apps/explorer/lib/explorer/chain/transaction.ex
  2. 2
      apps/explorer/test/explorer/chain/transaction_test.exs

155
apps/explorer/lib/explorer/chain/transaction.ex
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@ -154,6 +154,101 @@ defmodule Explorer.Chain.Transaction do
)
end
@doc """
A pending transaction has neither `block_hash` nor an `index`
iex> changeset = Explorer.Chain.Transaction.changeset(
...> %Transaction{},
...> %{
...> gas: 4700000,
...> gas_price: 100000000000,
...> hash: "0x3a3eb134e6792ce9403ea4188e5e79693de9e4c94e499db132be086400da79e6",
...> input: "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",
...> nonce: 0,
...> public_key: "0xe5d196ad4ceada719d9e592f7166d0c75700f6eab2e3c3de34ba751ea786527cb3f6eb96ad9fdfdb9989ff572df50f1c42ef800af9c5207a38b929aff969b5c9",
...> r: "0xAD3733DF250C87556335FFE46C23E34DBAFFDE93097EF92F52C88632A40F0C75",
...> s: "0x72caddc0371451a58de2ca6ab64e0f586ccdb9465ff54e1c82564940e89291e3",
...> standard_v: "0x0",
...> v: "0x8d",
...> value: 0
...> }
...> )
iex> changeset.valid?
true
A pending transaction can't have an `index`
iex> changeset = Explorer.Chain.Transaction.changeset(
...> %Transaction{},
...> %{
...> gas: 4700000,
...> gas_price: 100000000000,
...> hash: "0x3a3eb134e6792ce9403ea4188e5e79693de9e4c94e499db132be086400da79e6",
...> index: 0,
...> input: "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",
...> nonce: 0,
...> public_key: "0xe5d196ad4ceada719d9e592f7166d0c75700f6eab2e3c3de34ba751ea786527cb3f6eb96ad9fdfdb9989ff572df50f1c42ef800af9c5207a38b929aff969b5c9",
...> r: "0xAD3733DF250C87556335FFE46C23E34DBAFFDE93097EF92F52C88632A40F0C75",
...> s: "0x72caddc0371451a58de2ca6ab64e0f586ccdb9465ff54e1c82564940e89291e3",
...> standard_v: "0x0",
...> v: "0x8d",
...> value: 0
...> }
...> )
iex> changeset.valid?
false
iex> changeset.errors
[index: {"can't be set when the transaction is pending", []}]
A collated transaction has a `block_hash` for the block in which it was collated.
iex> changeset = Explorer.Chain.Transaction.changeset(
...> %Transaction{},
...> %{
...> block_hash: "0xe52d77084cab13a4e724162bcd8c6028e5ecfaa04d091ee476e96b9958ed6b47",
...> gas: 4700000,
...> gas_price: 100000000000,
...> hash: "0x3a3eb134e6792ce9403ea4188e5e79693de9e4c94e499db132be086400da79e6",
...> index: 0,
...> input: "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",
...> nonce: 0,
...> public_key: "0xe5d196ad4ceada719d9e592f7166d0c75700f6eab2e3c3de34ba751ea786527cb3f6eb96ad9fdfdb9989ff572df50f1c42ef800af9c5207a38b929aff969b5c9",
...> r: "0xAD3733DF250C87556335FFE46C23E34DBAFFDE93097EF92F52C88632A40F0C75",
...> s: "0x72caddc0371451a58de2ca6ab64e0f586ccdb9465ff54e1c82564940e89291e3",
...> standard_v: "0x0",
...> v: "0x8d",
...> value: 0
...> }
...> )
iex> changeset.valid?
true
A collated transaction MUST have an `index` so its position in the `block` is known.
iex> changeset = Explorer.Chain.Transaction.changeset(
...> %Transaction{},
...> %{
...> block_hash: "0xe52d77084cab13a4e724162bcd8c6028e5ecfaa04d091ee476e96b9958ed6b47",
...> gas: 4700000,
...> gas_price: 100000000000,
...> hash: "0x3a3eb134e6792ce9403ea4188e5e79693de9e4c94e499db132be086400da79e6",
...> input: "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",
...> nonce: 0,
...> public_key: "0xe5d196ad4ceada719d9e592f7166d0c75700f6eab2e3c3de34ba751ea786527cb3f6eb96ad9fdfdb9989ff572df50f1c42ef800af9c5207a38b929aff969b5c9",
...> r: "0xAD3733DF250C87556335FFE46C23E34DBAFFDE93097EF92F52C88632A40F0C75",
...> s: "0x72caddc0371451a58de2ca6ab64e0f586ccdb9465ff54e1c82564940e89291e3",
...> standard_v: "0x0",
...> v: "0x8d",
...> value: 0
...> }
...> )
iex> changeset.valid?
false
iex> changeset.errors
[index: {"can't be blank when transaction is collated into a block", []}]
"""
def changeset(%__MODULE__{} = transaction, attrs \\ %{}) do
transaction
|> cast(attrs, @required_attrs ++ @optional_attrs)
@ -168,6 +263,66 @@ defmodule Explorer.Chain.Transaction do
|> unique_constraint(:hash)
end
@doc """
A transaction transfering `value` between two addresses has a `from_address_hash` and `to_address_hash`
iex> %Ecto.Changeset{changes: changes, valid?: true} = Explorer.Chain.Transaction.changeset(
...> %Transaction{},
...> %{
...> block_hash: "0xe52d77084cab13a4e724162bcd8c6028e5ecfaa04d091ee476e96b9958ed6b47",
...> from_address_hash: "0xe8ddc5c7a2d2f0d7a9798459c0104fdf5e987aca",
...> gas: 4700000,
...> gas_price: 100000000000,
...> hash: "0x3a3eb134e6792ce9403ea4188e5e79693de9e4c94e499db132be086400da79e6",
...> index: 0,
...> input: "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",
...> nonce: 0,
...> public_key: "0xe5d196ad4ceada719d9e592f7166d0c75700f6eab2e3c3de34ba751ea786527cb3f6eb96ad9fdfdb9989ff572df50f1c42ef800af9c5207a38b929aff969b5c9",
...> r: "0xAD3733DF250C87556335FFE46C23E34DBAFFDE93097EF92F52C88632A40F0C75",
...> s: "0x72caddc0371451a58de2ca6ab64e0f586ccdb9465ff54e1c82564940e89291e3",
...> standard_v: "0x0",
...> to_address_hash: "0x8bf38d4764929064f2d4d3a56520a76ab3df415b",
...> v: "0x8d",
...> value: 0
...> }
...> )
iex> address_hash_set = Explorer.Chain.Transaction.changes_to_address_hash_set(changes)
iex> changes.from_address_hash in address_hash_set
true
iex> changes.to_address_hash in address_hash_set
true
A contract creation transaction does not have a `to_address_hash`, so the `t:MapSet.t/0` only contains the
`from_address_hash`.
iex> %Ecto.Changeset{changes: changes, valid?: true} = Explorer.Chain.Transaction.changeset(
...> %Transaction{},
...> %{
...> block_hash: "0xe52d77084cab13a4e724162bcd8c6028e5ecfaa04d091ee476e96b9958ed6b47",
...> gas: 4700000,
...> gas_price: 100000000000,
...> hash: "0x3a3eb134e6792ce9403ea4188e5e79693de9e4c94e499db132be086400da79e6",
...> index: 0,
...> input: "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",
...> nonce: 0,
...> public_key: "0xe5d196ad4ceada719d9e592f7166d0c75700f6eab2e3c3de34ba751ea786527cb3f6eb96ad9fdfdb9989ff572df50f1c42ef800af9c5207a38b929aff969b5c9",
...> r: "0xAD3733DF250C87556335FFE46C23E34DBAFFDE93097EF92F52C88632A40F0C75",
...> s: "0x72caddc0371451a58de2ca6ab64e0f586ccdb9465ff54e1c82564940e89291e3",
...> standard_v: "0x0",
...> to_address_hash: "0x8bf38d4764929064f2d4d3a56520a76ab3df415b",
...> v: "0x8d",
...> value: 0
...> }
...> )
iex> Explorer.Chain.Transaction.changes_to_address_hash_set(changes)
MapSet.new([
%Explorer.Chain.Hash{
byte_count: 20,
bytes: <<139, 243, 141, 71, 100, 146, 144, 100, 242, 212, 211, 165, 101, 32, 167, 106, 179, 223, 65, 91>>
}
])
"""
def changes_to_address_hash_set(changes) do
Enum.reduce(~w(from_address_hash to_address_hash)a, MapSet.new(), fn field, acc ->
case Map.get(changes, field) do

2
apps/explorer/test/explorer/chain/transaction_test.exs
Unescape View File

@ -3,6 +3,8 @@ defmodule Explorer.Chain.TransactionTest do
alias Explorer.Chain.Transaction
doctest Transaction
describe "changeset/2" do
test "with valid attributes" do
changeset =

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