interpreter.rs

		basic_test(&script, result, Stack::default());
	}

	#[test]
	fn test_within() {
		let script = Builder::default()
			.push_num(3.into())
			.push_num(2.into())
			.push_num(4.into())
			.push_opcode(Opcode::OP_WITHIN)
			.into_script();
		let result = Ok(true);
		let stack = vec![vec![1].into()].into();
		basic_test(&script, result, stack);
	}

	#[test]
	fn test_within_not() {
		let script = Builder::default()
			.push_num(3.into())
			.push_num(5.into())
			.push_num(4.into())
			.push_opcode(Opcode::OP_WITHIN)
			.into_script();
		let result = Ok(false);
		let stack = vec![vec![0].into()].into();
		basic_test(&script, result, stack);
	}

	#[test]
	fn test_within_invalid_stack() {
		let script = Builder::default()
			.push_num(5.into())
			.push_num(4.into())
			.push_opcode(Opcode::OP_WITHIN)
			.into_script();
		let result = Err(Error::InvalidStackOperation);
		basic_test(&script, result, Stack::default());
	}

	#[test]
	fn test_within_testnet_block_519() {
		let script = Builder::default()
			.push_num(1.into())
			.push_num(0.into())
			.push_num(1.into())
			.push_opcode(Opcode::OP_WITHIN)
			.push_opcode(Opcode::OP_NOT)
			.into_script();
		let result = Ok(true);
		let stack = vec![vec![1].into()].into();
		basic_test(&script, result, stack);
	}

	// https://blockchain.info/rawtx/3f285f083de7c0acabd9f106a43ec42687ab0bebe2e6f0d529db696794540fea
	#[test]
	fn test_check_transaction_signature() {
		let tx: Transaction = "0100000001484d40d45b9ea0d652fca8258ab7caa42541eb52975857f96fb50cd732c8b481000000008a47304402202cb265bf10707bf49346c3515dd3d16fc454618c58ec0a0ff448a676c54ff71302206c6624d762a1fcef4618284ead8f08678ac05b13c84235f1654e6ad168233e8201410414e301b2328f17442c0b8310d787bf3d8a404cfbd0704f135b6ad4b2d3ee751310f981926e53a6e8c39bd7d3fefd576c543cce493cbac06388f2651d1aacbfcdffffffff0162640100000000001976a914c8e90996c7c6080ee06284600c684ed904d14c5c88ac00000000".into();
		let signer: TransactionInputSigner = tx.into();
		let checker = TransactionSignatureChecker {
			signer: signer,
			input_index: 0,
			input_amount: 0,
		};
		let input: Script = "47304402202cb265bf10707bf49346c3515dd3d16fc454618c58ec0a0ff448a676c54ff71302206c6624d762a1fcef4618284ead8f08678ac05b13c84235f1654e6ad168233e8201410414e301b2328f17442c0b8310d787bf3d8a404cfbd0704f135b6ad4b2d3ee751310f981926e53a6e8c39bd7d3fefd576c543cce493cbac06388f2651d1aacbfcd".into();
		let output: Script = "76a914df3bd30160e6c6145baaf2c88a8844c13a00d1d588ac".into();
		let flags = VerificationFlags::default()
			.verify_p2sh(true);
		assert_eq!(verify_script(&input, &output, &ScriptWitness::default(), &flags, &checker, SignatureVersion::Base), Ok(()));
	}

	// https://blockchain.info/rawtx/02b082113e35d5386285094c2829e7e2963fa0b5369fb7f4b79c4c90877dcd3d
	#[test]
	fn test_check_transaction_multisig() {
		let tx: Transaction = "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".into();
		let signer: TransactionInputSigner = tx.into();
		let checker = TransactionSignatureChecker {
			signer: signer,
			input_index: 0,
			input_amount: 0,
		};
		let input: Script = "00483045022100deeb1f13b5927b5e32d877f3c42a4b028e2e0ce5010fdb4e7f7b5e2921c1dcd2022068631cb285e8c1be9f061d2968a18c3163b780656f30a049effee640e80d9bff01483045022100ee80e164622c64507d243bd949217d666d8b16486e153ac6a1f8e04c351b71a502203691bef46236ca2b4f5e60a82a853a33d6712d6a1e7bf9a65e575aeb7328db8c014cc9524104a882d414e478039cd5b52a92ffb13dd5e6bd4515497439dffd691a0f12af9575fa349b5694ed3155b136f09e63975a1700c9f4d4df849323dac06cf3bd6458cd41046ce31db9bdd543e72fe3039a1f1c047dab87037c36a669ff90e28da1848f640de68c2fe913d363a51154a0c62d7adea1b822d05035077418267b1a1379790187410411ffd36c70776538d079fbae117dc38effafb33304af83ce4894589747aee1ef992f63280567f52f5ba870678b4ab4ff6c8ea600bd217870a8b4f1f09f3a8e8353ae".into();
		let output: Script = "a9141a8b0026343166625c7475f01e48b5ede8c0252e87".into();
		let flags = VerificationFlags::default()
			.verify_p2sh(true);
		assert_eq!(verify_script(&input, &output, &ScriptWitness::default(), &flags, &checker, SignatureVersion::Base), Ok(()));
	}

	// https://blockchain.info/en/tx/12b5633bad1f9c167d523ad1aa1947b2732a865bf5414eab2f9e5ae5d5c191ba?show_adv=true
	#[test]
	fn test_transaction_with_high_s_signature() {
		let tx: Transaction = "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".into();
		let signer: TransactionInputSigner = tx.into();
		let checker = TransactionSignatureChecker {
			signer: signer,
			input_index: 0,
			input_amount: 0,
		};
		let input: Script = "483045022052ffc1929a2d8bd365c6a2a4e3421711b4b1e1b8781698ca9075807b4227abcb0221009984107ddb9e3813782b095d0d84361ed4c76e5edaf6561d252ae162c2341cfb01".into();
		let output: Script = "410411db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5cb2e0eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f656b412a3ac".into();
		let flags = VerificationFlags::default()
			.verify_p2sh(true);
		assert_eq!(verify_script(&input, &output, &ScriptWitness::default(), &flags, &checker, SignatureVersion::Base), Ok(()));
	}

	// https://blockchain.info/rawtx/fb0a1d8d34fa5537e461ac384bac761125e1bfa7fec286fa72511240fa66864d
	#[test]
	fn test_transaction_from_124276() {
		let tx: Transaction = "01000000012316aac445c13ff31af5f3d1e2cebcada83e54ba10d15e01f49ec28bddc285aa000000008e4b3048022200002b83d59c1d23c08efd82ee0662fec23309c3adbcbd1f0b8695378db4b14e736602220000334a96676e58b1bb01784cb7c556dd8ce1c220171904da22e18fe1e7d1510db5014104d0fe07ff74c9ef5b00fed1104fad43ecf72dbab9e60733e4f56eacf24b20cf3b8cd945bcabcc73ba0158bf9ce769d43e94bd58c5c7e331a188922b3fe9ca1f5affffffff01c0c62d00000000001976a9147a2a3b481ca80c4ba7939c54d9278e50189d94f988ac00000000".into();
		let signer: TransactionInputSigner = tx.into();
		let checker = TransactionSignatureChecker {
			signer: signer,
			input_index: 0,
			input_amount: 0,
		};
		let input: Script = "4b3048022200002b83d59c1d23c08efd82ee0662fec23309c3adbcbd1f0b8695378db4b14e736602220000334a96676e58b1bb01784cb7c556dd8ce1c220171904da22e18fe1e7d1510db5014104d0fe07ff74c9ef5b00fed1104fad43ecf72dbab9e60733e4f56eacf24b20cf3b8cd945bcabcc73ba0158bf9ce769d43e94bd58c5c7e331a188922b3fe9ca1f5a".into();
		let output: Script = "76a9147a2a3b481ca80c4ba7939c54d9278e50189d94f988ac".into();
		let flags = VerificationFlags::default()
			.verify_p2sh(true);
		assert_eq!(verify_script(&input, &output, &ScriptWitness::default(), &flags, &checker, SignatureVersion::Base), Ok(()));
	}

	// https://blockchain.info/rawtx/eb3b82c0884e3efa6d8b0be55b4915eb20be124c9766245bcc7f34fdac32bccb
	#[test]
	fn test_transaction_bip65() {
		let tx: Transaction = "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".into();
		let signer: TransactionInputSigner = tx.into();
		let checker = TransactionSignatureChecker {
			signer: signer,
			input_index: 1,
			input_amount: 0,
		};
		let input: Script = "004730440220276d6dad3defa37b5f81add3992d510d2f44a317fd85e04f93a1e2daea64660202200f862a0da684249322ceb8ed842fb8c859c0cb94c81e1c5308b4868157a428ee01ab51210232abdc893e7f0631364d7fd01cb33d24da45329a00357b3a7886211ab414d55a51ae".into();
		let output: Script = "142a9bc5447d664c1d0141392a842d23dba45c4f13b175".into();

		let flags = VerificationFlags::default()
			.verify_p2sh(true);
		assert_eq!(verify_script(&input, &output, &ScriptWitness::default(), &flags, &checker, SignatureVersion::Base), Ok(()));

		let flags = VerificationFlags::default()
			.verify_p2sh(true)
			.verify_locktime(true);
		assert_eq!(verify_script(&input, &output, &ScriptWitness::default(), &flags, &checker, SignatureVersion::Base), Err(Error::NumberOverflow));
	}

	// https://blockchain.info/rawtx/54fabd73f1d20c980a0686bf0035078e07f69c58437e4d586fb29aa0bee9814f
	#[test]
	fn test_arithmetic_correct_arguments_order() {
		let tx: Transaction = "01000000010c0e314bd7bb14721b3cfd8e487cd6866173354f87ca2cf4d13c8d3feb4301a6000000004a483045022100d92e4b61452d91a473a43cde4b469a472467c0ba0cbd5ebba0834e4f4762810402204802b76b7783db57ac1f61d2992799810e173e91055938750815b6d8a675902e014fffffffff0140548900000000001976a914a86e8ee2a05a44613904e18132e49b2448adc4e688ac00000000".into();
		let signer: TransactionInputSigner = tx.into();
		let checker = TransactionSignatureChecker {
			signer: signer,
			input_index: 0,
			input_amount: 0,
		};
		let input: Script = "483045022100d92e4b61452d91a473a43cde4b469a472467c0ba0cbd5ebba0834e4f4762810402204802b76b7783db57ac1f61d2992799810e173e91055938750815b6d8a675902e014f".into();
		let output: Script = "76009f69905160a56b210378d430274f8c5ec1321338151e9f27f4c676a008bdf8638d07c0b6be9ab35c71ad6c".into();
		let flags = VerificationFlags::default();
		assert_eq!(verify_script(&input, &output, &ScriptWitness::default(), &flags, &checker, SignatureVersion::Base), Ok(()));
	}

	#[test]
	fn test_invalid_opcode_in_dead_execution_path_b83() {
		let script = Builder::default()
			.push_opcode(Opcode::OP_0)
			.push_opcode(Opcode::OP_IF)
			.push_invalid_opcode()
			.push_opcode(Opcode::OP_ELSE)
			.push_opcode(Opcode::OP_1)
			.push_opcode(Opcode::OP_ENDIF)
			.into_script();
		let result = Ok(true);
		basic_test(&script, result, vec![vec![1].into()].into());
	}

	#[test]
	fn test_skipping_sequencetimeverify() {
		let script = Builder::default()
			.push_opcode(Opcode::OP_1)
			.push_opcode(Opcode::OP_NOP1)
			.push_opcode(Opcode::OP_CHECKLOCKTIMEVERIFY)
			.push_opcode(Opcode::OP_CHECKSEQUENCEVERIFY)
			.push_opcode(Opcode::OP_NOP4)
			.push_opcode(Opcode::OP_NOP5)
			.push_opcode(Opcode::OP_NOP6)
			.push_opcode(Opcode::OP_NOP7)
			.push_opcode(Opcode::OP_NOP8)
			.push_opcode(Opcode::OP_NOP9)
			.push_opcode(Opcode::OP_NOP10)
			.push_opcode(Opcode::OP_1)
			.push_opcode(Opcode::OP_EQUAL)
			.into_script();
		let result = Ok(true);
		basic_test(&script, result, vec![vec![1].into()].into());
	}

	// https://webbtc.com/tx/5df1375ffe61ac35ca178ebb0cab9ea26dedbd0e96005dfcee7e379fa513232f
	#[test]
	fn test_transaction_find_and_delete() {
		let tx: Transaction = "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".into();
		let signer: TransactionInputSigner = tx.into();
		let checker = TransactionSignatureChecker {
			signer: signer,
			input_index: 1,
			input_amount: 0,
		};
		let input: Script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into();
		let output: Script = "A914D8DACDADB7462AE15CD906F1878706D0DA8660E687".into();

		let flags = VerificationFlags::default()
			.verify_p2sh(true);
		assert_eq!(verify_script(&input, &output, &ScriptWitness::default(), &flags, &checker, SignatureVersion::Base), Ok(()));
	}


	#[test]
	fn test_script_with_forkid_signature() {
		use keys::{KeyPair, Private, Network};
		use sign::UnsignedTransactionInput;
		use chain::{OutPoint, TransactionOutput};

		let key_pair = KeyPair::from_private(Private { network: Network::Mainnet, secret: 1.into(), compressed: false, }).unwrap();
		let redeem_script = Builder::default()
			.push_data(key_pair.public())
			.push_opcode(Opcode::OP_CHECKSIG)
			.into_script();


		let amount = 12345000000000;
		let sighashtype = 0x41; // All + ForkId
		let checker = TransactionSignatureChecker {
			input_index: 0,
			input_amount: amount,
			signer: TransactionInputSigner {
				version: 1,
				inputs: vec![
					UnsignedTransactionInput {
						previous_output: OutPoint {
							hash: 0u8.into(),
							index: 0xffffffff,
						},
						sequence: 0xffffffff,
					},
				],
				outputs: vec![
					TransactionOutput {
						value: amount,
						script_pubkey: redeem_script.to_bytes(),
					},
				],
				lock_time: 0,
			},
		};

		let script_pubkey = redeem_script;
		let flags = VerificationFlags::default();

		// valid signature
		{
			let signed_input = checker.signer.signed_input(&key_pair, 0, amount, &script_pubkey, SignatureVersion::ForkId, sighashtype);
			let script_sig = signed_input.script_sig.into();

			assert_eq!(verify_script(&script_sig, &script_pubkey, &ScriptWitness::default(), &flags, &checker, SignatureVersion::ForkId), Ok(()));
		}

		// signature with wrong amount
		{
			let signed_input = checker.signer.signed_input(&key_pair, 0, amount + 1, &script_pubkey, SignatureVersion::ForkId, sighashtype);
			let script_sig = signed_input.script_sig.into();

			assert_eq!(verify_script(&script_sig, &script_pubkey, &ScriptWitness::default(), &flags, &checker, SignatureVersion::ForkId), Err(Error::EvalFalse));
		}

		// fork-id signature passed when not expected
		{
			let signed_input = checker.signer.signed_input(&key_pair, 0, amount + 1, &script_pubkey, SignatureVersion::ForkId, sighashtype);
			let script_sig = signed_input.script_sig.into();

			assert_eq!(verify_script(&script_sig, &script_pubkey, &ScriptWitness::default(), &flags, &checker, SignatureVersion::Base), Err(Error::EvalFalse));
		}

		// non-fork-id signature passed when expected
		{
			let signed_input = checker.signer.signed_input(&key_pair, 0, amount + 1, &script_pubkey, SignatureVersion::Base, 1);
			let script_sig = signed_input.script_sig.into();

			assert_eq!(verify_script(&script_sig, &script_pubkey, &ScriptWitness::default(), &flags.verify_strictenc(true), &checker, SignatureVersion::ForkId), Err(Error::SignatureMustUseForkId));
		}
	}

	fn run_witness_test(script_sig: Script, script_pubkey: Script, script_witness: Vec<Bytes>, flags: VerificationFlags, amount: u64) -> Result<(), Error> {
		use chain::{TransactionInput, OutPoint, TransactionOutput};

		let tx1 = Transaction {
			version: 1,
			inputs: vec![TransactionInput {
				previous_output: OutPoint {
					hash: Default::default(),
					index: 0xffffffff,
				},
				script_sig: Builder::default().push_num(0.into()).push_num(0.into()).into_bytes(),
				sequence: 0xffffffff,
				script_witness: vec![],
			}],
			outputs: vec![TransactionOutput {
				value: amount,
				script_pubkey: script_pubkey.to_bytes(),
			}],
			lock_time: 0,
		};
		let tx2 = Transaction {
			version: 1,
			inputs: vec![TransactionInput {
				previous_output: OutPoint {
					hash: tx1.hash(),
					index: 0,
				},
				script_sig: script_sig.to_bytes(),
				sequence: 0xffffffff,
				script_witness: script_witness.clone(),
			}],
			outputs: vec![TransactionOutput {
				value: amount,
				script_pubkey: Builder::default().into_bytes(),
			}],
			lock_time: 0,
		};

		let checker = TransactionSignatureChecker {
			input_index: 0,
			input_amount: amount,
			signer: tx2.into(),
		};

		verify_script(&script_sig,
			&script_pubkey,
			&script_witness,
			&flags,
			&checker,
			SignatureVersion::Base)
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1257
	#[test]
	fn witness_invalid_script() {
		assert_eq!(Err(Error::EvalFalse),
			run_witness_test("".into(),
				"00206e340b9cffb37a989ca544e6bb780a2c78901d3fb33738768511a30617afa01d".into(),
				vec!["00".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1258
	#[test]
	fn witness_script_hash_mismatch() {
		assert_eq!(Err(Error::WitnessProgramMismatch),
			run_witness_test("".into(),
				"00206e340b9cffb37a989ca544e6bb780a2c78901d3fb33738768511a30617afa01d".into(),
				vec!["51".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1259
	#[test]
	fn witness_invalid_script_check_skipped() {
		assert_eq!(Ok(()),
			run_witness_test("".into(),
				"00206e340b9cffb37a989ca544e6bb780a2c78901d3fb33738768511a30617afa01d".into(),
				vec!["00".into()],
				VerificationFlags::default(),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1260
	#[test]
	fn witness_script_hash_mismatch_check_skipped() {
		assert_eq!(Ok(()),
			run_witness_test("".into(),
				"00206e340b9cffb37a989ca544e6bb780a2c78901d3fb33738768511a30617afa01d".into(),
				vec!["51".into()],
				VerificationFlags::default(),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1860
	#[test]
	fn witness_basic_p2wsh() {
		assert_eq!(Ok(()),
			run_witness_test("".into(),
				"0020b95237b48faaa69eb078e1170be3b5cbb3fddf16d0a991e14ad274f7b33a4f64".into(),
				vec!["304402200d461c140cfdfcf36b94961db57ae8c18d1cb80e9d95a9e47ac22470c1bf125502201c8dc1cbfef6a3ef90acbbb992ca22fe9466ee6f9d4898eda277a7ac3ab4b25101".into(),
					"410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8ac".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				1,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1872
	#[test]
	fn witness_basic_p2wpkh() {
		assert_eq!(Ok(()),
			run_witness_test("".into(),
				"001491b24bf9f5288532960ac687abb035127b1d28a5".into(),
				vec!["304402201e7216e5ccb3b61d46946ec6cc7e8c4e0117d13ac2fd4b152197e4805191c74202203e9903e33e84d9ee1dd13fb057afb7ccfb47006c23f6a067185efbc9dd780fc501".into(),
					"0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				1,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1884
	#[test]
	fn witness_basic_p2sh_p2wsh() {
		assert_eq!(Ok(()),
			run_witness_test("220020b95237b48faaa69eb078e1170be3b5cbb3fddf16d0a991e14ad274f7b33a4f64".into(),
				"a914f386c2ba255cc56d20cfa6ea8b062f8b5994551887".into(),
				vec!["3044022066e02c19a513049d49349cf5311a1b012b7c4fae023795a18ab1d91c23496c22022025e216342c8e07ce8ef51e8daee88f84306a9de66236cab230bb63067ded1ad301".into(),
					"410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8ac".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				1,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1896
	#[test]
	fn witness_basic_p2sh_p2wpkh() {
		assert_eq!(Ok(()),
			run_witness_test("16001491b24bf9f5288532960ac687abb035127b1d28a5".into(),
				"a91417743beb429c55c942d2ec703b98c4d57c2df5c687".into(),
				vec!["304402200929d11561cd958460371200f82e9cae64c727a495715a31828e27a7ad57b36d0220361732ced04a6f97351ecca21a56d0b8cd4932c1da1f8f569a2b68e5e48aed7801".into(),
					"0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				1,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1908
	#[test]
	fn witness_basic_p2wsh_with_wrong_key() {
		assert_eq!(Err(Error::EvalFalse),
			run_witness_test("".into(),
				"0020ac8ebd9e52c17619a381fa4f71aebb696087c6ef17c960fd0587addad99c0610".into(),
				vec!["304402202589f0512cb2408fb08ed9bd24f85eb3059744d9e4f2262d0b7f1338cff6e8b902206c0978f449693e0578c71bc543b11079fd0baae700ee5e9a6bee94db490af9fc01".into(),
					"41048282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f5150811f8a8098557dfe45e8256e830b60ace62d613ac2f7b17bed31b6eaff6e26cafac".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1920
	#[test]
	fn witness_basic_p2wpkh_with_wrong_key() {
		assert_eq!(Err(Error::EvalFalse),
			run_witness_test("".into(),
				"00147cf9c846cd4882efec4bf07e44ebdad495c94f4b".into(),
				vec!["304402206ef7fdb2986325d37c6eb1a8bb24aeb46dede112ed8fc76c7d7500b9b83c0d3d02201edc2322c794fe2d6b0bd73ed319e714aa9b86d8891961530d5c9b7156b60d4e01".into(),
					"048282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f5150811f8a8098557dfe45e8256e830b60ace62d613ac2f7b17bed31b6eaff6e26caf".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1920
	#[test]
	fn witness_basic_p2sh_p2wsh_with_wrong_key() {
		assert_eq!(Err(Error::EvalFalse),
			run_witness_test("220020ac8ebd9e52c17619a381fa4f71aebb696087c6ef17c960fd0587addad99c0610".into(),
				"a91461039a003883787c0d6ebc66d97fdabe8e31449d87".into(),
				vec!["30440220069ea3581afaf8187f63feee1fd2bd1f9c0dc71ea7d6e8a8b07ee2ebcf824bf402201a4fdef4c532eae59223be1eda6a397fc835142d4ddc6c74f4aa85b766a5c16f01".into(),
					"41048282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f5150811f8a8098557dfe45e8256e830b60ace62d613ac2f7b17bed31b6eaff6e26cafac".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1944
	#[test]
	fn witness_basic_p2sh_p2wpkh_with_wrong_key() {
		assert_eq!(Err(Error::EvalFalse),
			run_witness_test("1600147cf9c846cd4882efec4bf07e44ebdad495c94f4b".into(),
				"a9144e0c2aed91315303fc6a1dc4c7bc21c88f75402e87".into(),
				vec!["304402204209e49457c2358f80d0256bc24535b8754c14d08840fc4be762d6f5a0aed80b02202eaf7d8fc8d62f60c67adcd99295528d0e491ae93c195cec5a67e7a09532a88001".into(),
					"048282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f5150811f8a8098557dfe45e8256e830b60ace62d613ac2f7b17bed31b6eaff6e26caf".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1956
	#[test]
	fn witness_basic_p2wsh_with_wrong_key_check_skipped() {
		assert_eq!(Ok(()),
			run_witness_test("".into(),
				"0020ac8ebd9e52c17619a381fa4f71aebb696087c6ef17c960fd0587addad99c0610".into(),
				vec!["304402202589f0512cb2408fb08ed9bd24f85eb3059744d9e4f2262d0b7f1338cff6e8b902206c0978f449693e0578c71bc543b11079fd0baae700ee5e9a6bee94db490af9fc01".into(),
					"41048282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f5150811f8a8098557dfe45e8256e830b60ace62d613ac2f7b17bed31b6eaff6e26cafac".into()],
				VerificationFlags::default().verify_p2sh(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1968
	#[test]
	fn witness_basic_p2wpkh_with_wrong_key_check_skipped() {
		assert_eq!(Ok(()),
			run_witness_test("".into(),
				"00147cf9c846cd4882efec4bf07e44ebdad495c94f4b".into(),
				vec!["304402206ef7fdb2986325d37c6eb1a8bb24aeb46dede112ed8fc76c7d7500b9b83c0d3d02201edc2322c794fe2d6b0bd73ed319e714aa9b86d8891961530d5c9b7156b60d4e01".into(),
					"4104828048282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f5150811f8a8098557dfe45e8256e830b60ace62d613ac2f7b17bed31b6eaff6e26caf2263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f5150811f8a8098557dfe45e8256e830b60ace62d613ac2f7b17bed31b6eaff6e26cafac".into()],
				VerificationFlags::default().verify_p2sh(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1980
	#[test]
	fn witness_basic_p2sh_p2wsh_with_wrong_key_check_skipped() {
		assert_eq!(Ok(()),
			run_witness_test("220020ac8ebd9e52c17619a381fa4f71aebb696087c6ef17c960fd0587addad99c0610".into(),
				"a91461039a003883787c0d6ebc66d97fdabe8e31449d87".into(),
				vec!["30440220069ea3581afaf8187f63feee1fd2bd1f9c0dc71ea7d6e8a8b07ee2ebcf824bf402201a4fdef4c532eae59223be1eda6a397fc835142d4ddc6c74f4aa85b766a5c16f01".into(),
					"41048282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f5150811f8a8098557dfe45e8256e830b60ace62d613ac2f7b17bed31b6eaff6e26cafac".into()],
				VerificationFlags::default().verify_p2sh(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L1992
	#[test]
	fn witness_basic_p2sh_p2wpkh_with_wrong_key_check_skipped() {
		assert_eq!(Ok(()),
			run_witness_test("1600147cf9c846cd4882efec4bf07e44ebdad495c94f4b".into(),
				"a9144e0c2aed91315303fc6a1dc4c7bc21c88f75402e87".into(),
				vec!["304402204209e49457c2358f80d0256bc24535b8754c14d08840fc4be762d6f5a0aed80b02202eaf7d8fc8d62f60c67adcd99295528d0e491ae93c195cec5a67e7a09532a88001".into(),
					"048282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f5150811f8a8098557dfe45e8256e830b60ace62d613ac2f7b17bed31b6eaff6e26caf".into()],
				VerificationFlags::default().verify_p2sh(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2004
	#[test]
	fn witness_basic_p2wsh_with_wrong_value() {
		assert_eq!(Err(Error::EvalFalse),
			run_witness_test("".into(),
				"0020b95237b48faaa69eb078e1170be3b5cbb3fddf16d0a991e14ad274f7b33a4f64".into(),
				vec!["3044022066faa86e74e8b30e82691b985b373de4f9e26dc144ec399c4f066aa59308e7c202204712b86f28c32503faa051dbeabff2c238ece861abc36c5e0b40b1139ca222f001".into(),
					"410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8ac".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2016
	#[test]
	fn witness_basic_p2wpkh_with_wrong_value() {
		assert_eq!(Err(Error::EvalFalse),
			run_witness_test("".into(),
				"001491b24bf9f5288532960ac687abb035127b1d28a5".into(),
				vec!["304402203b3389b87448d7dfdb5e82fb854fcf92d7925f9938ea5444e36abef02c3d6a9602202410bc3265049abb07fd2e252c65ab7034d95c9d5acccabe9fadbdc63a52712601".into(),
					"0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2028
	#[test]
	fn witness_basic_p2sh_p2wsh_with_wrong_value() {
		assert_eq!(Err(Error::EvalFalse),
			run_witness_test("220020b95237b48faaa69eb078e1170be3b5cbb3fddf16d0a991e14ad274f7b33a4f64".into(),
				"a914f386c2ba255cc56d20cfa6ea8b062f8b5994551887".into(),
				vec!["3044022000a30c4cfc10e4387be528613575434826ad3c15587475e0df8ce3b1746aa210022008149265e4f8e9dafe1f3ea50d90cb425e9e40ea7ebdd383069a7cfa2b77004701".into(),
					"410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8ac".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2040
	#[test]
	fn witness_basic_p2sh_p2wpkh_with_wrong_value() {
		assert_eq!(Err(Error::EvalFalse),
			run_witness_test("16001491b24bf9f5288532960ac687abb035127b1d28a5".into(),
				"a91417743beb429c55c942d2ec703b98c4d57c2df5c687".into(),
				vec!["304402204fc3a2cd61a47913f2a5f9107d0ad4a504c7b31ee2d6b3b2f38c2b10ee031e940220055d58b7c3c281aaa381d8f486ac0f3e361939acfd568046cb6a311cdfa974cf01".into(),
					"0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2052
	#[test]
	fn witness_p2wpkh_with_future_version() {
		assert_eq!(Err(Error::DiscourageUpgradableWitnessProgram),
			run_witness_test("".into(),
				"511491b24bf9f5288532960ac687abb035127b1d28a5".into(),
				vec!["304402205ae57ae0534c05ca9981c8a6cdf353b505eaacb7375f96681a2d1a4ba6f02f84022056248e68643b7d8ce7c7d128c9f1f348bcab8be15d094ad5cadd24251a28df8001".into(),
					"0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true).verify_discourage_upgradable_witness_program(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2064
	#[test]
	fn witness_p2wpkh_with_wrong_witness_program_length() {
		assert_eq!(Err(Error::WitnessProgramWrongLength),
			run_witness_test("".into(),
				"001fb34b78da162751647974d5cb7410aa428ad339dbf7d1e16e833f68a0cbf1c3".into(),
				vec!["3044022064100ca0e2a33332136775a86cd83d0230e58b9aebb889c5ac952abff79a46ef02205f1bf900e022039ad3091bdaf27ac2aef3eae9ed9f190d821d3e508405b9513101".into(),
					"0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2076
	#[test]
	fn witness_p2wsh_with_empty_witness() {
		assert_eq!(Err(Error::WitnessProgramWitnessEmpty),
			run_witness_test("".into(),
				"0020b95237b48faaa69eb078e1170be3b5cbb3fddf16d0a991e14ad274f7b33a4f64".into(),
				vec![],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2083
	#[test]
	fn witness_p2wsh_with_witness_program_mismatch() {
		assert_eq!(Err(Error::WitnessProgramMismatch),
			run_witness_test("".into(),
				"0020b95237b48faaa69eb078e1170be3b5cbb3fddf16d0a991e14ad274f7b33a4f64".into(),
				vec!["3044022039105b995a5f448639a997a5c90fda06f50b49df30c3bdb6663217bf79323db002206fecd54269dec569fcc517178880eb58bb40f381a282bb75766ff3637d5f4b4301".into(),
					"400479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8ac".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2095
	#[test]
	fn witness_p2wpkh_with_witness_program_mismatch() {
		assert_eq!(Err(Error::WitnessProgramMismatch),
			run_witness_test("".into(),
				"001491b24bf9f5288532960ac687abb035127b1d28a5".into(),
				vec!["304402201a96950593cb0af32d080b0f193517f4559241a8ebd1e95e414533ad64a3f423022047f4f6d3095c23235bdff3aeff480d0529c027a3f093cb265b7cbf148553b85101".into(),
					"0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8".into(),
					"".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2108
	#[test]
	fn witness_p2wpkh_with_non_empty_script_sig() {
		assert_eq!(Err(Error::WitnessMalleated),
			run_witness_test("5b".into(),
				"001491b24bf9f5288532960ac687abb035127b1d28a5".into(),
				vec!["304402201a96950593cb0af32d080b0f193517f4559241a8ebd1e95e414533ad64a3f423022047f4f6d3095c23235bdff3aeff480d0529c027a3f093cb265b7cbf148553b85101".into(),
					"0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2120
	#[test]
	fn witness_p2sh_p2wpkh_with_superfluous_push_in_script_sig() {
		assert_eq!(Err(Error::WitnessMalleatedP2SH),
			run_witness_test("5b1600147cf9c846cd4882efec4bf07e44ebdad495c94f4b".into(),
				"a9144e0c2aed91315303fc6a1dc4c7bc21c88f75402e87".into(),
				vec!["304402204209e49457c2358f80d0256bc24535b8754c14d08840fc4be762d6f5a0aed80b02202eaf7d8fc8d62f60c67adcd99295528d0e491ae93c195cec5a67e7a09532a88001".into(),
					"048282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f5150811f8a8098557dfe45e8256e830b60ace62d613ac2f7b17bed31b6eaff6e26caf".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2132
	#[test]
	fn witness_p2pk_with_witness() {
		assert_eq!(Err(Error::WitnessUnexpected),
			run_witness_test("47304402200a5c6163f07b8d3b013c4d1d6dba25e780b39658d79ba37af7057a3b7f15ffa102201fd9b4eaa9943f734928b99a83592c2e7bf342ea2680f6a2bb705167966b742001".into(),
				"410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8ac".into(),
				vec!["".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				0,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2299
	#[test]
	fn witness_p2wsh_checkmultisig() {
		assert_eq!(Ok(()),
			run_witness_test("".into(),
				"002008a6665ebfd43b02323423e764e185d98d1587f903b81507dbb69bfc41005efa".into(),
				vec!["".into(),
					"304402202d092ededd1f060609dbf8cb76950634ff42b3e62cf4adb69ab92397b07d742302204ff886f8d0817491a96d1daccdcc820f6feb122ee6230143303100db37dfa79f01".into(),
					"5121038282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f51508410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b852ae".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				1,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2312
	#[test]
	fn witness_p2sh_p2wsh_checkmultisig() {
		assert_eq!(Ok(()),
			run_witness_test("22002008a6665ebfd43b02323423e764e185d98d1587f903b81507dbb69bfc41005efa".into(),
				"a9146f5ecd4b83b77f3c438f5214eff96454934fc5d187".into(),
				vec!["".into(),
					"304402202dd7e91243f2235481ffb626c3b7baf2c859ae3a5a77fb750ef97b99a8125dc002204960de3d3c3ab9496e218ec57e5240e0e10a6f9546316fe240c216d45116d29301".into(),
					"5121038282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f51508410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b852ae".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				1,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2351
	#[test]
	fn witness_p2wsh_checkmultisig_using_key2() {
		assert_eq!(Ok(()),
			run_witness_test("".into(),
				"002008a6665ebfd43b02323423e764e185d98d1587f903b81507dbb69bfc41005efa".into(),
				vec!["".into(),
					"304402201e9e6f7deef5b2f21d8223c5189b7d5e82d237c10e97165dd08f547c4e5ce6ed02206796372eb1cc6acb52e13ee2d7f45807780bf96b132cb6697f69434be74b1af901".into(),
					"5121038282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f51508410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b852ae".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				1,
			));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/script_tests.json#L2364
	#[test]
	fn witness_p2sh_p2wsh_checkmultisig_using_key2() {
		assert_eq!(Ok(()),
			run_witness_test("22002008a6665ebfd43b02323423e764e185d98d1587f903b81507dbb69bfc41005efa".into(),
				"a9146f5ecd4b83b77f3c438f5214eff96454934fc5d187".into(),
				vec!["".into(),
					"3044022045e667f3f0f3147b95597a24babe9afecea1f649fd23637dfa7ed7e9f3ac18440220295748e81005231135289fe3a88338dabba55afa1bdb4478691337009d82b68d01".into(),
					"5121038282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f51508410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b852ae".into()],
				VerificationFlags::default().verify_p2sh(true).verify_witness(true),
				1,
			));
	}

	fn run_witness_test_tx_test(script_pubkey: Script, tx: &Transaction, flags: &VerificationFlags, amount: u64, index: usize) -> Result<(), Error> {
		let checker = TransactionSignatureChecker {
			input_index: index,
			input_amount: amount,
			signer: tx.clone().into(),
		};

		verify_script(&tx.inputs[index].script_sig.clone().into(),
			&script_pubkey,
			&tx.inputs[index].script_witness,
			flags,
			&checker,
			SignatureVersion::Base)
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_invalid.json#L254
	#[test]
	fn witness_unknown_program_version() {
		let tx = "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".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true).verify_discourage_upgradable_witness_program(true);
		assert_eq!(Err(Error::DiscourageUpgradableWitnessProgram), run_witness_test_tx_test("51".into(), &tx, &flags, 1000, 0)
			.and_then(|_| run_witness_test_tx_test("60144c9c3dfac4207d5d8cb89df5722cb3d712385e3f".into(), &tx, &flags, 2000, 1))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 3000, 2)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_invalid.json#L260
	#[test]
	fn witness_unknown_program0_lengh() {
		let tx = "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".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Err(Error::WitnessProgramWrongLength), run_witness_test_tx_test("51".into(), &tx, &flags, 1000, 0)
			.and_then(|_| run_witness_test_tx_test("00154c9c3dfac4207d5d8cb89df5722cb3d712385e3fff".into(), &tx, &flags, 2000, 1))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 3000, 2)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_invalid.json#L260
	#[test]
	fn witness_single_anyone_same_index_value_changed() {
		let tx = "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".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Err(Error::EvalFalse), run_witness_test_tx_test("51".into(), &tx, &flags, 1000, 0)
			.and_then(|_| run_witness_test_tx_test("00144c9c3dfac4207d5d8cb89df5722cb3d712385e3f".into(), &tx, &flags, 2000, 1))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 3000, 2)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_invalid.json#L272
	#[test]
	fn witness_none_anyone_same_index_value_changed() {
		let tx = "0100000000010300010000000000000000000000000000000000000000000000000000000000000000000000ffffffff000100000000000000000000000000000000000000000000000000000000000001000000000100000000010000000000000000000000000000000000000000000000000000000000000200000000ffffffff00000248304502210091b32274295c2a3fa02f5bce92fb2789e3fc6ea947fbe1a76e52ea3f4ef2381a022079ad72aefa3837a2e0c033a8652a59731da05fa4a813f4fc48e87c075037256b822103596d3451025c19dbbdeb932d6bf8bfb4ad499b95b6f88db8899efac102e5fc710000000000".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Err(Error::EvalFalse), run_witness_test_tx_test("51".into(), &tx, &flags, 1000, 0)
			.and_then(|_| run_witness_test_tx_test("00144c9c3dfac4207d5d8cb89df5722cb3d712385e3f".into(), &tx, &flags, 2000, 1))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 3000, 2)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_invalid.json#L278
	#[test]
	fn witness_all_anyone_third_value_changed() {
		let tx = "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".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Err(Error::EvalFalse), run_witness_test_tx_test("51".into(), &tx, &flags, 1000, 0)
			.and_then(|_| run_witness_test_tx_test("00144c9c3dfac4207d5d8cb89df5722cb3d712385e3f".into(), &tx, &flags, 2000, 1))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 3000, 2)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_invalid.json#L284
	#[test]
	fn witness_with_push_of_521_bytes() {
		let tx = "0100000000010100010000000000000000000000000000000000000000000000000000000000000000000000ffffffff010000000000000000015102fd0902000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002755100000000".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Err(Error::PushSize), run_witness_test_tx_test("002033198a9bfef674ebddb9ffaa52928017b8472791e54c609cb95f278ac6b1e349".into(), &tx, &flags, 1000, 0));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_invalid.json#L288
	#[test]
	fn witness_unknown_version_with_false_on_stack() {
		let tx = "0100000000010100010000000000000000000000000000000000000000000000000000000000000000000000ffffffff010000000000000000015101010100000000".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Err(Error::EvalFalse), run_witness_test_tx_test("60020000".into(), &tx, &flags, 2000, 0));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_invalid.json#L292
	#[test]
	fn witness_unknown_version_with_non_empty_stack() {
		let tx = "0100000000010100010000000000000000000000000000000000000000000000000000000000000000000000ffffffff01000000000000000001510102515100000000".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Err(Error::EvalFalse), run_witness_test_tx_test("00202f04a3aa051f1f60d695f6c44c0c3d383973dfd446ace8962664a76bb10e31a8".into(), &tx, &flags, 2000, 0));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_invalid.json#L296
	#[test]
	fn witness_program0_with_push_of_2_bytes() {
		let tx = "0100000000010100010000000000000000000000000000000000000000000000000000000000000000000000ffffffff010000000000000000015101040002000100000000".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Err(Error::WitnessProgramWrongLength), run_witness_test_tx_test("00020001".into(), &tx, &flags, 2000, 0));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_invalid.json#L300
	#[test]
	fn witness_unknown_version_with_non_empty_script_sig() {
		let tx = "01000000010001000000000000000000000000000000000000000000000000000000000000000000000151ffffffff010000000000000000015100000000".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Err(Error::WitnessMalleated), run_witness_test_tx_test("60020001".into(), &tx, &flags, 2000, 0));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_invalid.json#L304
	#[test]
	fn witness_non_witness_single_anyone_hash_input_position() {
		let tx = "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".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Err(Error::EvalFalse), run_witness_test_tx_test("2103596d3451025c19dbbdeb932d6bf8bfb4ad499b95b6f88db8899efac102e5fc71ac".into(), &tx, &flags, 1000, 0)
			.and_then(|_| run_witness_test_tx_test("2103596d3451025c19dbbdeb932d6bf8bfb4ad499b95b6f88db8899efac102e5fc71ac".into(), &tx, &flags, 1001, 1)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_invalid.json#L313
	#[test]
	fn witness_33_bytes_witness_script_pubkey() {
		let tx = "010000000100010000000000000000000000000000000000000000000000000000000000000000000000ffffffff01e803000000000000015100000000".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true).verify_discourage_upgradable_witness_program(true);
		assert_eq!(Err(Error::DiscourageUpgradableWitnessProgram), run_witness_test_tx_test("6021ff25429251b5a84f452230a3c75fd886b7fc5a7865ce4a7bb7a9d7c5be6da3dbff".into(), &tx, &flags, 1000, 0));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_valid.json#L320
	#[test]
	fn witness_valid_p2wpkh() {
		let tx = "0100000000010100010000000000000000000000000000000000000000000000000000000000000000000000ffffffff01e8030000000000001976a9144c9c3dfac4207d5d8cb89df5722cb3d712385e3f88ac02483045022100cfb07164b36ba64c1b1e8c7720a56ad64d96f6ef332d3d37f9cb3c96477dc44502200a464cd7a9cf94cd70f66ce4f4f0625ef650052c7afcfe29d7d7e01830ff91ed012103596d3451025c19dbbdeb932d6bf8bfb4ad499b95b6f88db8899efac102e5fc7100000000".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Ok(()), run_witness_test_tx_test("00144c9c3dfac4207d5d8cb89df5722cb3d712385e3f".into(), &tx, &flags, 1000, 0));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_valid.json#L324
	#[test]
	fn witness_valid_p2wsh() {
		let tx = "0100000000010100010000000000000000000000000000000000000000000000000000000000000000000000ffffffff01e8030000000000001976a9144c9c3dfac4207d5d8cb89df5722cb3d712385e3f88ac02483045022100aa5d8aa40a90f23ce2c3d11bc845ca4a12acd99cbea37de6b9f6d86edebba8cb022022dedc2aa0a255f74d04c0b76ece2d7c691f9dd11a64a8ac49f62a99c3a05f9d01232103596d3451025c19dbbdeb932d6bf8bfb4ad499b95b6f88db8899efac102e5fc71ac00000000".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Ok(()), run_witness_test_tx_test("0020ff25429251b5a84f452230a3c75fd886b7fc5a7865ce4a7bb7a9d7c5be6da3db".into(), &tx, &flags, 1000, 0));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_valid.json#L328
	#[test]
	fn witness_valid_p2sh_p2wpkh() {
		let tx = "01000000000101000100000000000000000000000000000000000000000000000000000000000000000000171600144c9c3dfac4207d5d8cb89df5722cb3d712385e3fffffffff01e8030000000000001976a9144c9c3dfac4207d5d8cb89df5722cb3d712385e3f88ac02483045022100cfb07164b36ba64c1b1e8c7720a56ad64d96f6ef332d3d37f9cb3c96477dc44502200a464cd7a9cf94cd70f66ce4f4f0625ef650052c7afcfe29d7d7e01830ff91ed012103596d3451025c19dbbdeb932d6bf8bfb4ad499b95b6f88db8899efac102e5fc7100000000".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Ok(()), run_witness_test_tx_test("a914fe9c7dacc9fcfbf7e3b7d5ad06aa2b28c5a7b7e387".into(), &tx, &flags, 1000, 0));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_valid.json#L328
	#[test]
	fn witness_valid_p2sh_p2wsh() {
		let tx = "0100000000010100010000000000000000000000000000000000000000000000000000000000000000000023220020ff25429251b5a84f452230a3c75fd886b7fc5a7865ce4a7bb7a9d7c5be6da3dbffffffff01e8030000000000001976a9144c9c3dfac4207d5d8cb89df5722cb3d712385e3f88ac02483045022100aa5d8aa40a90f23ce2c3d11bc845ca4a12acd99cbea37de6b9f6d86edebba8cb022022dedc2aa0a255f74d04c0b76ece2d7c691f9dd11a64a8ac49f62a99c3a05f9d01232103596d3451025c19dbbdeb932d6bf8bfb4ad499b95b6f88db8899efac102e5fc71ac00000000".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Ok(()), run_witness_test_tx_test("a9142135ab4f0981830311e35600eebc7376dce3a91487".into(), &tx, &flags, 1000, 0));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_valid.json#L328
	#[test]
	fn witness_valid_single_anyoune() {
		let tx = "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".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Ok(()), run_witness_test_tx_test("51".into(), &tx, &flags, 3100, 0)
			.and_then(|_| run_witness_test_tx_test("00144c9c3dfac4207d5d8cb89df5722cb3d712385e3f".into(), &tx, &flags, 2000, 1))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 1100, 2))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 4100, 2)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_valid.json#L343
	#[test]
	fn witness_valid_single_anyoune_same_signature() {
		let tx = "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".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Ok(()), run_witness_test_tx_test("51".into(), &tx, &flags, 3100, 0)
			.and_then(|_| run_witness_test_tx_test("00144c9c3dfac4207d5d8cb89df5722cb3d712385e3f".into(), &tx, &flags, 2000, 1))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 1100, 2))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 4100, 2)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_valid.json#L349
	#[test]
	fn witness_valid_single() {
		let tx = "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".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Ok(()), run_witness_test_tx_test("51".into(), &tx, &flags, 1000, 0)
			.and_then(|_| run_witness_test_tx_test("00144c9c3dfac4207d5d8cb89df5722cb3d712385e3f".into(), &tx, &flags, 2000, 1))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 3000, 2)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_valid.json#L355
	#[test]
	fn witness_valid_single_same_signature() {
		let tx = "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".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Ok(()), run_witness_test_tx_test("51".into(), &tx, &flags, 1000, 0)
			.and_then(|_| run_witness_test_tx_test("00144c9c3dfac4207d5d8cb89df5722cb3d712385e3f".into(), &tx, &flags, 2000, 1))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 3000, 2)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_valid.json#L361
	#[test]
	fn witness_valid_none_anyone() {
		let tx = "0100000000010400010000000000000000000000000000000000000000000000000000000000000200000000ffffffff00010000000000000000000000000000000000000000000000000000000000000000000000ffffffff00010000000000000000000000000000000000000000000000000000000000000100000000ffffffff00010000000000000000000000000000000000000000000000000000000000000300000000ffffffff04b60300000000000001519e070000000000000151860b00000000000001009600000000000000015100000248304502210091b32274295c2a3fa02f5bce92fb2789e3fc6ea947fbe1a76e52ea3f4ef2381a022079ad72aefa3837a2e0c033a8652a59731da05fa4a813f4fc48e87c075037256b822103596d3451025c19dbbdeb932d6bf8bfb4ad499b95b6f88db8899efac102e5fc710000000000".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Ok(()), run_witness_test_tx_test("51".into(), &tx, &flags, 3100, 0)
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 1100, 1))
			.and_then(|_| run_witness_test_tx_test("00144c9c3dfac4207d5d8cb89df5722cb3d712385e3f".into(), &tx, &flags, 2000, 2))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 4100, 3)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_valid.json#L368
	#[test]
	fn witness_valid_none_anyone_same_signature() {
		let tx = "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".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Ok(()), run_witness_test_tx_test("51".into(), &tx, &flags, 1000, 0)
			.and_then(|_| run_witness_test_tx_test("00144c9c3dfac4207d5d8cb89df5722cb3d712385e3f".into(), &tx, &flags, 2000, 1))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 3000, 2)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_valid.json#L374
	#[test]
	fn witness_none() {
		let tx = "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".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Ok(()), run_witness_test_tx_test("51".into(), &tx, &flags, 1000, 0)
			.and_then(|_| run_witness_test_tx_test("00144c9c3dfac4207d5d8cb89df5722cb3d712385e3f".into(), &tx, &flags, 2000, 1))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 3000, 2)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_valid.json#L380
	#[test]
	fn witness_none_same_signature() {
		let tx = "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".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Ok(()), run_witness_test_tx_test("51".into(), &tx, &flags, 1000, 0)
			.and_then(|_| run_witness_test_tx_test("00144c9c3dfac4207d5d8cb89df5722cb3d712385e3f".into(), &tx, &flags, 2000, 1))
			.and_then(|_| run_witness_test_tx_test("51".into(), &tx, &flags, 3000, 2)));
	}

	// https://github.com/bitcoin/bitcoin/blob/7ee6c434ce8df9441abcf1718555cc7728a4c575/src/test/data/tx_valid.json#L386
	#[test]
	fn witness_none_same_signature_sequence_changed() {
		let tx = "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".into();
		let flags = VerificationFlags::default().verify_witness(true).verify_p2sh(true);
		assert_eq!(Ok(()), run_witness_test_tx_test("51".into(), &tx, &flags, 1000, 0)