New basic signature (+ verification) ragger tests

Author: apaillier-ledger

tests/ragger/test_sign.py

@@ -0,0 +1,67 @@
+from ragger.backend import BackendInterface
+from ragger.firmware import Firmware
+from ragger.navigator import Navigator, NavInsID
+from ledger_app_clients.ethereum.client import EthAppClient
+import ledger_app_clients.ethereum.response_parser as ResponseParser
+from ledger_app_clients.ethereum.utils import recover_transaction
+from web3 import Web3
+
+
+# Values used across all tests
+CHAIN_ID = 1
+ADDR = bytes.fromhex("0011223344556677889900112233445566778899")
+BIP32_PATH = "m/44'/60'/0'/0/0"
+NONCE = 21
+GAS_PRICE = 13
+GAS_LIMIT = 21000
+AMOUNT = 1.22
+
+
+def common(fw: Firmware,
+           back: BackendInterface,
+           nav: Navigator,
+           tx_params: dict):
+    app_client = EthAppClient(back)
+
+    with app_client.get_public_addr(display=False):
+        pass
+    _, DEVICE_ADDR, _ = ResponseParser.pk_addr(app_client.response().data)
+
+    with app_client.sign(BIP32_PATH, tx_params):
+        if fw.device.startswith("nano"):
+            next_action = NavInsID.RIGHT_CLICK
+            confirm_action = NavInsID.BOTH_CLICK
+            end_text = "Accept"
+        else:
+            next_action = NavInsID.USE_CASE_REVIEW_TAP
+            confirm_action = NavInsID.USE_CASE_REVIEW_CONFIRM
+            end_text = "Sign"
+        nav.navigate_until_text(next_action, [confirm_action], end_text)
+
+    # verify signature
+    vrs = ResponseParser.signature(app_client.response().data)
+    addr = recover_transaction(tx_params, vrs)
+    assert addr == DEVICE_ADDR
+
+
+def test_legacy(firmware: Firmware, backend: BackendInterface, navigator: Navigator):
+    common(firmware, backend, navigator, {
+        "nonce": NONCE,
+        "gasPrice": Web3.to_wei(GAS_PRICE, "gwei"),
+        "gas": GAS_LIMIT,
+        "to": ADDR,
+        "value": Web3.to_wei(AMOUNT, "ether"),
+        "chainId": CHAIN_ID
+    })
+
+
+def test_1559(firmware: Firmware, backend: BackendInterface, navigator: Navigator):
+    common(firmware, backend, navigator, {
+        "nonce": NONCE,
+        "maxFeePerGas": Web3.to_wei(145, "gwei"),
+        "maxPriorityFeePerGas": Web3.to_wei(1.5, "gwei"),
+        "gas": GAS_LIMIT,
+        "to": ADDR,
+        "value": Web3.to_wei(AMOUNT, "ether"),
+        "chainId": CHAIN_ID
+    })