test(ton): enable AdvancedMode for TonSignTx tests

Firmware now gates length-only blind TON transaction signing behind the
AdvancedMode policy (same fence as TonSignMessage and Solana/TRON opaque
signing).

Author: BitHighlander

tests/test_msg_ton_signtx.py

@@ -75,6 +75,7 @@ def test_ton_sign_structured(self):
         """
         self.requires_fullFeature()
         self.setup_mnemonic_allallall()
+        self.client.apply_policy('AdvancedMode', True)
 
         dest_addr = make_ton_address()
 
@@ -100,6 +101,7 @@ def test_ton_sign_with_memo(self):
         """Test TON transfer with a text memo (blind-sign path)."""
         self.requires_fullFeature()
         self.setup_mnemonic_allallall()
+        self.client.apply_policy('AdvancedMode', True)
 
         dest_addr = make_ton_address()
 
@@ -123,6 +125,7 @@ def test_ton_sign_legacy_raw_tx(self):
         """Test legacy blind-sign with raw_tx field."""
         self.requires_fullFeature()
         self.setup_mnemonic_allallall()
+        self.client.apply_policy('AdvancedMode', True)
 
         raw_tx = b'\x00' * 64
 
@@ -138,6 +141,7 @@ def test_ton_sign_missing_fields_rejected(self):
         """Test that incomplete structured fields are rejected."""
         self.requires_fullFeature()
         self.setup_mnemonic_allallall()
+        self.client.apply_policy('AdvancedMode', True)
 
         msg = ton_messages.TonSignTx(
             address_n=parse_path(TON_PATH),
@@ -151,6 +155,7 @@ def test_ton_sign_deterministic(self):
         """Test that signing the same message produces same signature."""
         self.requires_fullFeature()
         self.setup_mnemonic_allallall()
+        self.client.apply_policy('AdvancedMode', True)
 
         dest_addr = make_ton_address()
         raw_tx = hashlib.sha256(b'test-ton-deterministic').digest() * 2  # 64 bytes
@@ -181,6 +186,7 @@ def test_ton_sign_empty_raw_tx(self):
         """Empty raw_tx (0 bytes) should be rejected by firmware."""
         self.requires_fullFeature()
         self.setup_mnemonic_allallall()
+        self.client.apply_policy('AdvancedMode', True)
 
         msg = ton_messages.TonSignTx(
             address_n=parse_path(TON_PATH),
@@ -194,6 +200,7 @@ def test_ton_sign_oversized_raw_tx(self):
         """raw_tx of 1025 bytes exceeds proto max (1024) and should be rejected."""
         self.requires_fullFeature()
         self.setup_mnemonic_allallall()
+        self.client.apply_policy('AdvancedMode', True)
 
         raw_tx = b'\xAB' * 1025
 
@@ -209,6 +216,7 @@ def test_ton_sign_with_empty_memo(self):
         """Empty memo string should be accepted (memo is optional text)."""
         self.requires_fullFeature()
         self.setup_mnemonic_allallall()
+        self.client.apply_policy('AdvancedMode', True)
 
         dest_addr = make_ton_address()
         raw_tx = hashlib.sha256(b'test-ton-empty-memo').digest() * 2  # 64 bytes
@@ -230,6 +238,7 @@ def test_ton_sign_with_long_memo(self):
         """Memo of 120 characters (near max_size 121) should be accepted."""
         self.requires_fullFeature()
         self.setup_mnemonic_allallall()
+        self.client.apply_policy('AdvancedMode', True)
 
         dest_addr = make_ton_address()
         raw_tx = hashlib.sha256(b'test-ton-long-memo').digest() * 2  # 64 bytes
@@ -252,6 +261,7 @@ def test_ton_sign_workchain_zero(self):
         """Explicit workchain=0 (basechain) in TonSignTx."""
         self.requires_fullFeature()
         self.setup_mnemonic_allallall()
+        self.client.apply_policy('AdvancedMode', True)
 
         dest_addr = make_ton_address()
         raw_tx = hashlib.sha256(b'test-ton-workchain-zero').digest() * 2  # 64 bytes
@@ -279,6 +289,7 @@ def test_ton_sign_workchain_default(self):
         """
         self.requires_fullFeature()
         self.setup_mnemonic_allallall()
+        self.client.apply_policy('AdvancedMode', True)
 
         dest_addr = make_ton_address()
         raw_tx = hashlib.sha256(b'test-ton-workchain-default').digest() * 2  # 64 bytes
@@ -315,6 +326,7 @@ def test_ton_sign_different_accounts(self):
         """Signing with different account paths must produce different signatures."""
         self.requires_fullFeature()
         self.setup_mnemonic_allallall()
+        self.client.apply_policy('AdvancedMode', True)
 
         dest_addr = make_ton_address()
         raw_tx = hashlib.sha256(b'test-ton-different-accounts').digest() * 2  # 64 bytes