feat(tests): Add fee bump device test for Taproot.

tests/device_tests/test_msg_signtx_replacement.py

@@ -77,6 +77,15 @@ TXHASH_408397 = bytes.fromhex(
 TXHASH_ba917a = bytes.fromhex(
     "ba917a2b563966e324ab37ed7de5f5cd7503b970b0f0bb9a5208f5835557e99c"
 )
+TXHASH_a4e274 = bytes.fromhex(
+    "a4e2745235250cc223b42004769338f5837e9290caf546da33ab117e4d011c92"
+)
+TXHASH_ccd7ea = bytes.fromhex(
+    "ccd7eaacc9f6902b89c00a6c221391bd41c8b78e7935ff3e1130d13644393ff2"
+)
+TXHASH_8e4af7 = bytes.fromhex(
+    "8e4af74cee65dac2615f7befea76bab4955707cd216011d918b526f5e86d85ba"
+)
 
 
 def test_p2pkh_fee_bump(client):
@@ -194,6 +203,77 @@ def test_p2wpkh_op_return_fee_bump(client):
     )
 
 
+# txid 48bc29fc42a64b43d043b0b7b99b21aa39654234754608f791c60bcbd91a8e92
+@pytest.mark.skip_t1
+def test_p2tr_fee_bump(client):
+    inp1 = messages.TxInputType(
+        # tb1p8tvmvsvhsee73rhym86wt435qrqm92psfsyhy6a3n5gw455znnpqm8wald
+        address_n=parse_path("86'/1'/0'/0/1"),
+        amount=13000,
+        orig_hash=TXHASH_8e4af7,
+        orig_index=0,
+        prev_hash=TXHASH_a4e274,
+        prev_index=1,
+        script_type=messages.InputScriptType.SPENDTAPROOT,
+    )
+    inp2 = messages.TxInputType(
+        # tb1pswrqtykue8r89t9u4rprjs0gt4qzkdfuursfnvqaa3f2yql07zmq8s8a5u
+        address_n=parse_path("86'/1'/0'/0/0"),
+        amount=6800,
+        orig_hash=TXHASH_8e4af7,
+        orig_index=1,
+        prev_hash=TXHASH_ccd7ea,
+        prev_index=0,
+        script_type=messages.InputScriptType.SPENDTAPROOT,
+    )
+    out1 = messages.TxOutputType(
+        address="tb1qq0rurzt04d76hk7pjxhqggk7ad4zj7c9u369kt",
+        amount=15000,
+        orig_hash=TXHASH_8e4af7,
+        orig_index=0,
+        script_type=messages.OutputScriptType.PAYTOADDRESS,
+    )
+    out2 = messages.TxOutputType(
+        # tb1pn2d0yjeedavnkd8z8lhm566p0f2utm3lgvxrsdehnl94y34txmts5s7t4c
+        address_n=parse_path("86'/1'/0'/1/0"),
+        amount=4600 - 250,  # bump the fee by 250
+        orig_hash=TXHASH_8e4af7,
+        orig_index=1,
+        script_type=messages.OutputScriptType.PAYTOTAPROOT,
+    )
+    with client:
+        client.set_expected_responses(
+            [
+                request_input(0),
+                request_meta(TXHASH_8e4af7),
+                request_orig_input(0, TXHASH_8e4af7),
+                request_input(1),
+                request_orig_input(1, TXHASH_8e4af7),
+                messages.ButtonRequest(code=B.SignTx),
+                request_output(0),
+                request_orig_output(0, TXHASH_8e4af7),
+                request_output(1),
+                request_orig_output(1, TXHASH_8e4af7),
+                messages.ButtonRequest(code=B.SignTx),
+                request_input(0),
+                request_input(1),
+                request_output(0),
+                request_output(1),
+                request_input(0),
+                request_input(1),
+                request_finished(),
+            ]
+        )
+        _, serialized_tx = btc.sign_tx(
+            client, "Testnet", [inp1, inp2], [out1, out2], prev_txes=TX_CACHE_TESTNET
+        )
+
+    assert (
+        serialized_tx.hex()
+        == "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"
+    )
+
+
 def test_p2wpkh_finalize(client):
     # Original input with disabled RBF opt-in, i.e. we finalize the transaction.
     inp1 = messages.TxInputType(

tests/txcache/testnet/8e4af74cee65dac2615f7befea76bab4955707cd216011d918b526f5e86d85ba.json

@@ -0,0 +1,36 @@
+{
+  "inputs": [
+    {
+      "address_n": [2147483734, 2147483649, 2147483648, 0, 1],
+      "amount": 13000,
+      "prev_hash": "a4e2745235250cc223b42004769338f5837e9290caf546da33ab117e4d011c92",
+      "prev_index": 1,
+      "script_sig": "",
+      "script_type": "SPENDTAPROOT",
+      "sequence": 4294967293,
+      "witness": "01402c1c2352ec3eceb7d337710520a548c5c6f35cd6c9c539d94d4d8452a084137c06f69c5e6f042c45b635567b46303e936463b62bdf70422497fc0ae2208bcb40"
+    },
+    {
+      "address_n": [2147483734, 2147483649, 2147483648, 0, 0],
+      "amount": 6800,
+      "prev_hash": "ccd7eaacc9f6902b89c00a6c221391bd41c8b78e7935ff3e1130d13644393ff2",
+      "prev_index": 0,
+      "script_sig": "",
+      "script_type": "SPENDTAPROOT",
+      "sequence": 4294967293
+    }
+  ],
+  "lock_time": 0,
+  "outputs": [
+    {
+      "address": "tb1qq0rurzt04d76hk7pjxhqggk7ad4zj7c9u369kt",
+      "amount": 15000
+    },
+    {
+      "address_n": [2147483734, 2147483649, 2147483648, 1, 0],
+      "amount": 4600,
+      "script_type": "PAYTOTAPROOT"
+    }
+  ],
+  "version": 1
+}

tests/ui_tests/fixtures.json

@@ -688,6 +688,7 @@
 "test_msg_signtx_replacement.py::test_attack_false_internal": "1c100ce4b7c1e47e72428f390de0846c1ff933e9f07894872644a369a9422738",
 "test_msg_signtx_replacement.py::test_attack_steal_change": "04ba3e05862eef616957f9f0c67f7a1d841a3bc7278c5fd999dfba4ebeee5314",
 "test_msg_signtx_replacement.py::test_p2pkh_fee_bump": "9521ab8dcf72d514103ec16410e3ad7d8e384084c3a645178ab191315911cd13",
+"test_msg_signtx_replacement.py::test_p2tr_fee_bump": "d2adcdaf62181c703628e355ba84ff979a81426429ee487c0059a9f161fbeb25",
 "test_msg_signtx_replacement.py::test_p2wpkh_finalize": "66d0c98fe05fab4e77a516434883f81fa9516464373374097e91a8e3c278a6b3",
 "test_msg_signtx_replacement.py::test_p2wpkh_in_p2sh_fee_bump_from_external": "d3d97e310fb2d1d29b351bdc35b359aab75b4bba7afd257eb85100031edaacbf",
 "test_msg_signtx_replacement.py::test_p2wpkh_in_p2sh_remove_change": "ae9e7bc83227cf6187fb5c689515b66da7bf8fcc58a43128389f6eb7ab35240d",