From 2c9b6376a92bbd925d42a2cd76265759fb295b78 Mon Sep 17 00:00:00 2001
From: Mayukha Vadari <mvadari@gmail.com>
Date: Thu, 14 Sep 2023 16:26:03 -0400
Subject: [PATCH] switch createValidateTests to JS

---
 create_validate_tests.py                      | 174 ----------------
 .../models/XChainAccountCreateCommit.test.ts  |  16 +-
 .../XChainAddAccountCreateAttestation.test.ts |  46 ++---
 .../models/XChainAddClaimAttestation.test.ts  |  43 ++--
 packages/xrpl/test/models/XChainClaim.test.ts |  18 +-
 .../xrpl/test/models/XChainCommit.test.ts     |  14 +-
 .../test/models/XChainCreateBridge.test.ts    |  10 +-
 .../test/models/XChainCreateClaimID.test.ts   |  12 +-
 .../test/models/XChainModifyBridge.test.ts    |   8 +-
 tools/createValidateTests.js                  | 187 ++++++++++++++++++
 10 files changed, 270 insertions(+), 258 deletions(-)
 delete mode 100644 create_validate_tests.py
 create mode 100644 tools/createValidateTests.js

diff --git a/create_validate_tests.py b/create_validate_tests.py
deleted file mode 100644
index db332a5c30..0000000000
--- a/create_validate_tests.py
+++ /dev/null
@@ -1,174 +0,0 @@
-"""
-Helper script to write `validate` methods for transactions.
-"""
-import sys
-import json
-
-
-NORMAL_TYPES = ["number", "string"]
-NUMBERS = ["0", "1"]
-
-BINARY_CODEC_FIXTURES = "./packages/ripple-binary-codec/test/fixtures/codec-fixtures.json"
-
-def get_tx(tx_name):
-    with open(BINARY_CODEC_FIXTURES) as f:
-        fixtures = json.load(f)
-        transactions = fixtures["transactions"]
-        print(len(transactions))
-        valid_txs = [tx["json"] for tx in transactions if tx["json"]["TransactionType"] == tx_name]
-        valid_tx = valid_txs[0]
-        del valid_tx["TxnSignature"]
-        del valid_tx["SigningPubKey"]
-        return json.dumps(valid_tx, indent=2)
-
-
-def main():
-    model_name = sys.argv[1]
-    filename = f"./packages/xrpl/src/models/transactions/{model_name}.ts"
-    model, tx_name = get_model(filename)
-    return process_model(model, tx_name)
-
-
-# Extract just the model from the file
-def get_model(filename):
-    model = ""
-    started = False
-    ended = False
-    with open(filename) as f:
-        for line in f:
-            if ended:
-                continue
-            if not started and not line.startswith("export"):
-                continue
-            if not started and "Flags" in line:
-                continue
-            if not started:
-                started = True
-            model += line
-            if line == '}\n':
-                ended = True
-
-    lines = model.split("\n")
-    name_line = lines[0].split(" ")
-    tx_name = name_line[2]
-    return model, tx_name
-
-
-def get_invalid_value(param_types):
-    if len(param_types) == 1:
-        param_type = param_types[0]
-        if param_type == "number":
-            return "'number'"
-        elif param_type == "string":
-            return 123
-        elif param_type == "IssuedCurrency":
-            return {"test": "test"}
-        elif param_type == "Amount":
-            return {"currency": "ETH"}
-        elif param_type == "XChainBridge":
-            return {"XChainDoor": "test"}
-        else:
-            raise Exception(f"{param_type} not supported yet")
-
-    simplified_param_types = {param_types[i] for i in range(len(param_types)) if i % 2 == 0}
-    if simplified_param_types == {'0', '1'}:
-        return 2
-    elif simplified_param_types == {"number", "string"}:
-        return {"currency": "ETH"}
-    else:
-        raise Exception(f"{simplified_param_types} not supported yet")
-
-# Process the model and build the tests
-
-def process_model(model, tx_name):
-    output = ""
-
-    for line in model.split("\n"):
-        # skip the things we don't want to test
-        if line == "":
-            continue
-        if line.startswith("export"):
-            continue
-        if line == "}":
-            continue
-        line = line.strip()
-
-        if line.startswith("TransactionType"):
-            continue
-        if line.startswith("Flags"):
-            # TODO: support flag checking
-            continue
-
-        split = line.split(" ")
-        param = split[0].strip("?:")
-        param_types = split[1:]
-        optional = split[0].endswith("?:")
-
-        if not optional:
-            output += f"""  it(`throws w/ missing {param}`, function () {{
-    delete tx.{param}
-
-    assert.throws(
-      () => validate{tx_name}(tx),
-      ValidationError,
-      '{tx_name}: missing field {param}',
-    )
-    assert.throws(
-      () => validate(tx),
-      ValidationError,
-      '{tx_name}: missing field {param}',
-    )
-  }})
-
-"""
-
-        fake_value = get_invalid_value(param_types)
-        output += f"""  it(`throws w/ invalid {param}`, function () {{
-    tx.{param} = {fake_value}
-
-    assert.throws(
-      () => validate{tx_name}(tx),
-      ValidationError,
-      '{tx_name}: invalid field {param}',
-    )
-    assert.throws(
-      () => validate(tx),
-      ValidationError,
-      '{tx_name}: invalid field {param}',
-    )
-  }})
-
-"""
-
-    output = output[:-2]
-    output += "})\n"
-
-    output = f"""import {{ assert }} from 'chai'
-
-import {{ validate, ValidationError }} from '../../src'
-import {{ validate{tx_name} }} from '../../src/models/transactions/{tx_name}'
-
-/**
- * {tx_name} Transaction Verification Testing.
- *
- * Providing runtime verification testing for each specific transaction type.
- */
-describe('{tx_name}', function () {{
-  let tx
-
-  beforeEach(function () {{
-    tx = {get_tx(tx_name)} as any
-  }})
-
-  it('verifies valid {tx_name}', function () {{
-    assert.doesNotThrow(() => validate{tx_name}(tx))
-    assert.doesNotThrow(() => validate(tx))
-  }})
-
-""" + output
-
-    return output
-
-
-if __name__ == "__main__":
-    print(main())
diff --git a/packages/xrpl/test/models/XChainAccountCreateCommit.test.ts b/packages/xrpl/test/models/XChainAccountCreateCommit.test.ts
index 60465645b0..454458fdae 100644
--- a/packages/xrpl/test/models/XChainAccountCreateCommit.test.ts
+++ b/packages/xrpl/test/models/XChainAccountCreateCommit.test.ts
@@ -39,7 +39,7 @@ describe('XChainAccountCreateCommit', function () {
     assert.doesNotThrow(() => validate(tx))
   })
 
-  it(`throws w/ missing XChainBridge`, function () {
+  it('throws w/ missing XChainBridge', function () {
     delete tx.XChainBridge
 
     assert.throws(
@@ -54,7 +54,7 @@ describe('XChainAccountCreateCommit', function () {
     )
   })
 
-  it(`throws w/ invalid XChainBridge`, function () {
+  it('throws w/ invalid XChainBridge', function () {
     tx.XChainBridge = { XChainDoor: 'test' }
 
     assert.throws(
@@ -69,7 +69,7 @@ describe('XChainAccountCreateCommit', function () {
     )
   })
 
-  it(`throws w/ missing SignatureReward`, function () {
+  it('throws w/ missing SignatureReward', function () {
     delete tx.SignatureReward
 
     assert.throws(
@@ -84,7 +84,7 @@ describe('XChainAccountCreateCommit', function () {
     )
   })
 
-  it(`throws w/ invalid SignatureReward`, function () {
+  it('throws w/ invalid SignatureReward', function () {
     tx.SignatureReward = { currency: 'ETH' }
 
     assert.throws(
@@ -99,7 +99,7 @@ describe('XChainAccountCreateCommit', function () {
     )
   })
 
-  it(`throws w/ missing Destination`, function () {
+  it('throws w/ missing Destination', function () {
     delete tx.Destination
 
     assert.throws(
@@ -114,7 +114,7 @@ describe('XChainAccountCreateCommit', function () {
     )
   })
 
-  it(`throws w/ invalid Destination`, function () {
+  it('throws w/ invalid Destination', function () {
     tx.Destination = 123
 
     assert.throws(
@@ -129,7 +129,7 @@ describe('XChainAccountCreateCommit', function () {
     )
   })
 
-  it(`throws w/ missing Amount`, function () {
+  it('throws w/ missing Amount', function () {
     delete tx.Amount
 
     assert.throws(
@@ -144,7 +144,7 @@ describe('XChainAccountCreateCommit', function () {
     )
   })
 
-  it(`throws w/ invalid Amount`, function () {
+  it('throws w/ invalid Amount', function () {
     tx.Amount = { currency: 'ETH' }
 
     assert.throws(
diff --git a/packages/xrpl/test/models/XChainAddAccountCreateAttestation.test.ts b/packages/xrpl/test/models/XChainAddAccountCreateAttestation.test.ts
index 8d64c34736..4fb98fd584 100644
--- a/packages/xrpl/test/models/XChainAddAccountCreateAttestation.test.ts
+++ b/packages/xrpl/test/models/XChainAddAccountCreateAttestation.test.ts
@@ -49,7 +49,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     assert.doesNotThrow(() => validate(tx))
   })
 
-  it(`throws w/ missing Amount`, function () {
+  it('throws w/ missing Amount', function () {
     delete tx.Amount
 
     assert.throws(
@@ -64,7 +64,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid Amount`, function () {
+  it('throws w/ invalid Amount', function () {
     tx.Amount = { currency: 'ETH' }
 
     assert.throws(
@@ -79,7 +79,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ missing AttestationRewardAccount`, function () {
+  it('throws w/ missing AttestationRewardAccount', function () {
     delete tx.AttestationRewardAccount
 
     assert.throws(
@@ -94,7 +94,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid AttestationRewardAccount`, function () {
+  it('throws w/ invalid AttestationRewardAccount', function () {
     tx.AttestationRewardAccount = 123
 
     assert.throws(
@@ -109,7 +109,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ missing AttestationSignerAccount`, function () {
+  it('throws w/ missing AttestationSignerAccount', function () {
     delete tx.AttestationSignerAccount
 
     assert.throws(
@@ -124,7 +124,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid AttestationSignerAccount`, function () {
+  it('throws w/ invalid AttestationSignerAccount', function () {
     tx.AttestationSignerAccount = 123
 
     assert.throws(
@@ -139,7 +139,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ missing Destination`, function () {
+  it('throws w/ missing Destination', function () {
     delete tx.Destination
 
     assert.throws(
@@ -154,7 +154,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid Destination`, function () {
+  it('throws w/ invalid Destination', function () {
     tx.Destination = 123
 
     assert.throws(
@@ -169,7 +169,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ missing OtherChainSource`, function () {
+  it('throws w/ missing OtherChainSource', function () {
     delete tx.OtherChainSource
 
     assert.throws(
@@ -184,7 +184,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid OtherChainSource`, function () {
+  it('throws w/ invalid OtherChainSource', function () {
     tx.OtherChainSource = 123
 
     assert.throws(
@@ -199,7 +199,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ missing PublicKey`, function () {
+  it('throws w/ missing PublicKey', function () {
     delete tx.PublicKey
 
     assert.throws(
@@ -214,7 +214,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid PublicKey`, function () {
+  it('throws w/ invalid PublicKey', function () {
     tx.PublicKey = 123
 
     assert.throws(
@@ -229,7 +229,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ missing Signature`, function () {
+  it('throws w/ missing Signature', function () {
     delete tx.Signature
 
     assert.throws(
@@ -244,7 +244,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid Signature`, function () {
+  it('throws w/ invalid Signature', function () {
     tx.Signature = 123
 
     assert.throws(
@@ -259,7 +259,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ missing SignatureReward`, function () {
+  it('throws w/ missing SignatureReward', function () {
     delete tx.SignatureReward
 
     assert.throws(
@@ -274,7 +274,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid SignatureReward`, function () {
+  it('throws w/ invalid SignatureReward', function () {
     tx.SignatureReward = { currency: 'ETH' }
 
     assert.throws(
@@ -289,7 +289,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ missing WasLockingChainSend`, function () {
+  it('throws w/ missing WasLockingChainSend', function () {
     delete tx.WasLockingChainSend
 
     assert.throws(
@@ -304,7 +304,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid WasLockingChainSend`, function () {
+  it('throws w/ invalid WasLockingChainSend', function () {
     tx.WasLockingChainSend = 2
 
     assert.throws(
@@ -319,7 +319,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ missing XChainAccountCreateCount`, function () {
+  it('throws w/ missing XChainAccountCreateCount', function () {
     delete tx.XChainAccountCreateCount
 
     assert.throws(
@@ -334,8 +334,8 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid XChainAccountCreateCount`, function () {
-    tx.XChainAccountCreateCount = true
+  it('throws w/ invalid XChainAccountCreateCount', function () {
+    tx.XChainAccountCreateCount = { currency: 'ETH' }
 
     assert.throws(
       () => validateXChainAddAccountCreateAttestation(tx),
@@ -349,7 +349,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ missing XChainBridge`, function () {
+  it('throws w/ missing XChainBridge', function () {
     delete tx.XChainBridge
 
     assert.throws(
@@ -364,7 +364,7 @@ describe('XChainAddAccountCreateAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid XChainBridge`, function () {
+  it('throws w/ invalid XChainBridge', function () {
     tx.XChainBridge = { XChainDoor: 'test' }
 
     assert.throws(
diff --git a/packages/xrpl/test/models/XChainAddClaimAttestation.test.ts b/packages/xrpl/test/models/XChainAddClaimAttestation.test.ts
index 0fc5898a9a..4e7d1aeb7a 100644
--- a/packages/xrpl/test/models/XChainAddClaimAttestation.test.ts
+++ b/packages/xrpl/test/models/XChainAddClaimAttestation.test.ts
@@ -25,8 +25,7 @@ describe('XChainAddClaimAttestation', function () {
         'ED7541DEC700470F54276C90C333A13CDBB5D341FD43C60CEA12170F6D6D4E1136',
       Sequence: 9,
       Signature:
-        '7C175050B08000AD35EEB2D87E16CD3F95A0AEEBF2A049474275153D9D4DD445' +
-        '28FE99AA50E71660A15B0B768E1B90E609BBD5DC7AFAFD45D9705D72D40EA10C',
+        '7C175050B08000AD35EEB2D87E16CD3F95A0AEEBF2A049474275153D9D4DD44528FE99AA50E71660A15B0B768E1B90E609BBD5DC7AFAFD45D9705D72D40EA10C',
       TransactionType: 'XChainAddClaimAttestation',
       WasLockingChainSend: 1,
       XChainBridge: {
@@ -48,7 +47,7 @@ describe('XChainAddClaimAttestation', function () {
     assert.doesNotThrow(() => validate(tx))
   })
 
-  it(`throws w/ missing Amount`, function () {
+  it('throws w/ missing Amount', function () {
     delete tx.Amount
 
     assert.throws(
@@ -63,7 +62,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid Amount`, function () {
+  it('throws w/ invalid Amount', function () {
     tx.Amount = { currency: 'ETH' }
 
     assert.throws(
@@ -78,7 +77,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ missing AttestationRewardAccount`, function () {
+  it('throws w/ missing AttestationRewardAccount', function () {
     delete tx.AttestationRewardAccount
 
     assert.throws(
@@ -93,7 +92,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid AttestationRewardAccount`, function () {
+  it('throws w/ invalid AttestationRewardAccount', function () {
     tx.AttestationRewardAccount = 123
 
     assert.throws(
@@ -108,7 +107,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ missing AttestationSignerAccount`, function () {
+  it('throws w/ missing AttestationSignerAccount', function () {
     delete tx.AttestationSignerAccount
 
     assert.throws(
@@ -123,7 +122,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid AttestationSignerAccount`, function () {
+  it('throws w/ invalid AttestationSignerAccount', function () {
     tx.AttestationSignerAccount = 123
 
     assert.throws(
@@ -138,7 +137,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid Destination`, function () {
+  it('throws w/ invalid Destination', function () {
     tx.Destination = 123
 
     assert.throws(
@@ -153,7 +152,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ missing OtherChainSource`, function () {
+  it('throws w/ missing OtherChainSource', function () {
     delete tx.OtherChainSource
 
     assert.throws(
@@ -168,7 +167,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid OtherChainSource`, function () {
+  it('throws w/ invalid OtherChainSource', function () {
     tx.OtherChainSource = 123
 
     assert.throws(
@@ -183,7 +182,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ missing PublicKey`, function () {
+  it('throws w/ missing PublicKey', function () {
     delete tx.PublicKey
 
     assert.throws(
@@ -198,7 +197,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid PublicKey`, function () {
+  it('throws w/ invalid PublicKey', function () {
     tx.PublicKey = 123
 
     assert.throws(
@@ -213,7 +212,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ missing Signature`, function () {
+  it('throws w/ missing Signature', function () {
     delete tx.Signature
 
     assert.throws(
@@ -228,7 +227,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid Signature`, function () {
+  it('throws w/ invalid Signature', function () {
     tx.Signature = 123
 
     assert.throws(
@@ -243,7 +242,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ missing WasLockingChainSend`, function () {
+  it('throws w/ missing WasLockingChainSend', function () {
     delete tx.WasLockingChainSend
 
     assert.throws(
@@ -258,7 +257,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid WasLockingChainSend`, function () {
+  it('throws w/ invalid WasLockingChainSend', function () {
     tx.WasLockingChainSend = 2
 
     assert.throws(
@@ -273,7 +272,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ missing XChainBridge`, function () {
+  it('throws w/ missing XChainBridge', function () {
     delete tx.XChainBridge
 
     assert.throws(
@@ -288,7 +287,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid XChainBridge`, function () {
+  it('throws w/ invalid XChainBridge', function () {
     tx.XChainBridge = { XChainDoor: 'test' }
 
     assert.throws(
@@ -303,7 +302,7 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ missing XChainClaimID`, function () {
+  it('throws w/ missing XChainClaimID', function () {
     delete tx.XChainClaimID
 
     assert.throws(
@@ -318,8 +317,8 @@ describe('XChainAddClaimAttestation', function () {
     )
   })
 
-  it(`throws w/ invalid XChainClaimID`, function () {
-    tx.XChainClaimID = ['123']
+  it('throws w/ invalid XChainClaimID', function () {
+    tx.XChainClaimID = { currency: 'ETH' }
 
     assert.throws(
       () => validateXChainAddClaimAttestation(tx),
diff --git a/packages/xrpl/test/models/XChainClaim.test.ts b/packages/xrpl/test/models/XChainClaim.test.ts
index 8ee8984860..7b854ea786 100644
--- a/packages/xrpl/test/models/XChainClaim.test.ts
+++ b/packages/xrpl/test/models/XChainClaim.test.ts
@@ -39,7 +39,7 @@ describe('XChainClaim', function () {
     assert.doesNotThrow(() => validate(tx))
   })
 
-  it(`throws w/ missing XChainBridge`, function () {
+  it('throws w/ missing XChainBridge', function () {
     delete tx.XChainBridge
 
     assert.throws(
@@ -54,7 +54,7 @@ describe('XChainClaim', function () {
     )
   })
 
-  it(`throws w/ invalid XChainBridge`, function () {
+  it('throws w/ invalid XChainBridge', function () {
     tx.XChainBridge = { XChainDoor: 'test' }
 
     assert.throws(
@@ -69,7 +69,7 @@ describe('XChainClaim', function () {
     )
   })
 
-  it(`throws w/ missing XChainClaimID`, function () {
+  it('throws w/ missing XChainClaimID', function () {
     delete tx.XChainClaimID
 
     assert.throws(
@@ -84,7 +84,7 @@ describe('XChainClaim', function () {
     )
   })
 
-  it(`throws w/ invalid XChainClaimID`, function () {
+  it('throws w/ invalid XChainClaimID', function () {
     tx.XChainClaimID = { currency: 'ETH' }
 
     assert.throws(
@@ -99,7 +99,7 @@ describe('XChainClaim', function () {
     )
   })
 
-  it(`throws w/ missing Destination`, function () {
+  it('throws w/ missing Destination', function () {
     delete tx.Destination
 
     assert.throws(
@@ -114,7 +114,7 @@ describe('XChainClaim', function () {
     )
   })
 
-  it(`throws w/ invalid Destination`, function () {
+  it('throws w/ invalid Destination', function () {
     tx.Destination = 123
 
     assert.throws(
@@ -129,7 +129,7 @@ describe('XChainClaim', function () {
     )
   })
 
-  it(`throws w/ invalid DestinationTag`, function () {
+  it('throws w/ invalid DestinationTag', function () {
     tx.DestinationTag = 'number'
 
     assert.throws(
@@ -144,7 +144,7 @@ describe('XChainClaim', function () {
     )
   })
 
-  it(`throws w/ missing Amount`, function () {
+  it('throws w/ missing Amount', function () {
     delete tx.Amount
 
     assert.throws(
@@ -159,7 +159,7 @@ describe('XChainClaim', function () {
     )
   })
 
-  it(`throws w/ invalid Amount`, function () {
+  it('throws w/ invalid Amount', function () {
     tx.Amount = { currency: 'ETH' }
 
     assert.throws(
diff --git a/packages/xrpl/test/models/XChainCommit.test.ts b/packages/xrpl/test/models/XChainCommit.test.ts
index e5f179ef64..4963cf1bef 100644
--- a/packages/xrpl/test/models/XChainCommit.test.ts
+++ b/packages/xrpl/test/models/XChainCommit.test.ts
@@ -38,7 +38,7 @@ describe('XChainCommit', function () {
     assert.doesNotThrow(() => validate(tx))
   })
 
-  it(`throws w/ missing XChainBridge`, function () {
+  it('throws w/ missing XChainBridge', function () {
     delete tx.XChainBridge
 
     assert.throws(
@@ -53,7 +53,7 @@ describe('XChainCommit', function () {
     )
   })
 
-  it(`throws w/ invalid XChainBridge`, function () {
+  it('throws w/ invalid XChainBridge', function () {
     tx.XChainBridge = { XChainDoor: 'test' }
 
     assert.throws(
@@ -68,7 +68,7 @@ describe('XChainCommit', function () {
     )
   })
 
-  it(`throws w/ missing XChainClaimID`, function () {
+  it('throws w/ missing XChainClaimID', function () {
     delete tx.XChainClaimID
 
     assert.throws(
@@ -83,7 +83,7 @@ describe('XChainCommit', function () {
     )
   })
 
-  it(`throws w/ invalid XChainClaimID`, function () {
+  it('throws w/ invalid XChainClaimID', function () {
     tx.XChainClaimID = { currency: 'ETH' }
 
     assert.throws(
@@ -98,7 +98,7 @@ describe('XChainCommit', function () {
     )
   })
 
-  it(`throws w/ invalid OtherChainDestination`, function () {
+  it('throws w/ invalid OtherChainDestination', function () {
     tx.OtherChainDestination = 123
 
     assert.throws(
@@ -113,7 +113,7 @@ describe('XChainCommit', function () {
     )
   })
 
-  it(`throws w/ missing Amount`, function () {
+  it('throws w/ missing Amount', function () {
     delete tx.Amount
 
     assert.throws(
@@ -128,7 +128,7 @@ describe('XChainCommit', function () {
     )
   })
 
-  it(`throws w/ invalid Amount`, function () {
+  it('throws w/ invalid Amount', function () {
     tx.Amount = { currency: 'ETH' }
 
     assert.throws(
diff --git a/packages/xrpl/test/models/XChainCreateBridge.test.ts b/packages/xrpl/test/models/XChainCreateBridge.test.ts
index ee6fc20fae..dfd174058e 100644
--- a/packages/xrpl/test/models/XChainCreateBridge.test.ts
+++ b/packages/xrpl/test/models/XChainCreateBridge.test.ts
@@ -38,7 +38,7 @@ describe('XChainCreateBridge', function () {
     assert.doesNotThrow(() => validate(tx))
   })
 
-  it(`throws w/ missing XChainBridge`, function () {
+  it('throws w/ missing XChainBridge', function () {
     delete tx.XChainBridge
 
     assert.throws(
@@ -53,7 +53,7 @@ describe('XChainCreateBridge', function () {
     )
   })
 
-  it(`throws w/ invalid XChainBridge`, function () {
+  it('throws w/ invalid XChainBridge', function () {
     tx.XChainBridge = { XChainDoor: 'test' }
 
     assert.throws(
@@ -68,7 +68,7 @@ describe('XChainCreateBridge', function () {
     )
   })
 
-  it(`throws w/ missing SignatureReward`, function () {
+  it('throws w/ missing SignatureReward', function () {
     delete tx.SignatureReward
 
     assert.throws(
@@ -83,7 +83,7 @@ describe('XChainCreateBridge', function () {
     )
   })
 
-  it(`throws w/ invalid SignatureReward`, function () {
+  it('throws w/ invalid SignatureReward', function () {
     tx.SignatureReward = { currency: 'ETH' }
 
     assert.throws(
@@ -98,7 +98,7 @@ describe('XChainCreateBridge', function () {
     )
   })
 
-  it(`throws w/ invalid MinAccountCreateAmount`, function () {
+  it('throws w/ invalid MinAccountCreateAmount', function () {
     tx.MinAccountCreateAmount = { currency: 'ETH' }
 
     assert.throws(
diff --git a/packages/xrpl/test/models/XChainCreateClaimID.test.ts b/packages/xrpl/test/models/XChainCreateClaimID.test.ts
index a9a679f44c..503fae0130 100644
--- a/packages/xrpl/test/models/XChainCreateClaimID.test.ts
+++ b/packages/xrpl/test/models/XChainCreateClaimID.test.ts
@@ -38,7 +38,7 @@ describe('XChainCreateClaimID', function () {
     assert.doesNotThrow(() => validate(tx))
   })
 
-  it(`throws w/ missing XChainBridge`, function () {
+  it('throws w/ missing XChainBridge', function () {
     delete tx.XChainBridge
 
     assert.throws(
@@ -53,7 +53,7 @@ describe('XChainCreateClaimID', function () {
     )
   })
 
-  it(`throws w/ invalid XChainBridge`, function () {
+  it('throws w/ invalid XChainBridge', function () {
     tx.XChainBridge = { XChainDoor: 'test' }
 
     assert.throws(
@@ -68,7 +68,7 @@ describe('XChainCreateClaimID', function () {
     )
   })
 
-  it(`throws w/ missing SignatureReward`, function () {
+  it('throws w/ missing SignatureReward', function () {
     delete tx.SignatureReward
 
     assert.throws(
@@ -83,7 +83,7 @@ describe('XChainCreateClaimID', function () {
     )
   })
 
-  it(`throws w/ invalid SignatureReward`, function () {
+  it('throws w/ invalid SignatureReward', function () {
     tx.SignatureReward = { currency: 'ETH' }
 
     assert.throws(
@@ -98,7 +98,7 @@ describe('XChainCreateClaimID', function () {
     )
   })
 
-  it(`throws w/ missing OtherChainSource`, function () {
+  it('throws w/ missing OtherChainSource', function () {
     delete tx.OtherChainSource
 
     assert.throws(
@@ -113,7 +113,7 @@ describe('XChainCreateClaimID', function () {
     )
   })
 
-  it(`throws w/ invalid OtherChainSource`, function () {
+  it('throws w/ invalid OtherChainSource', function () {
     tx.OtherChainSource = 123
 
     assert.throws(
diff --git a/packages/xrpl/test/models/XChainModifyBridge.test.ts b/packages/xrpl/test/models/XChainModifyBridge.test.ts
index 4f7f2b67f5..57eeb50823 100644
--- a/packages/xrpl/test/models/XChainModifyBridge.test.ts
+++ b/packages/xrpl/test/models/XChainModifyBridge.test.ts
@@ -38,7 +38,7 @@ describe('XChainModifyBridge', function () {
     assert.doesNotThrow(() => validate(tx))
   })
 
-  it(`throws w/ missing XChainBridge`, function () {
+  it('throws w/ missing XChainBridge', function () {
     delete tx.XChainBridge
 
     assert.throws(
@@ -53,7 +53,7 @@ describe('XChainModifyBridge', function () {
     )
   })
 
-  it(`throws w/ invalid XChainBridge`, function () {
+  it('throws w/ invalid XChainBridge', function () {
     tx.XChainBridge = { XChainDoor: 'test' }
 
     assert.throws(
@@ -68,7 +68,7 @@ describe('XChainModifyBridge', function () {
     )
   })
 
-  it(`throws w/ invalid SignatureReward`, function () {
+  it('throws w/ invalid SignatureReward', function () {
     tx.SignatureReward = { currency: 'ETH' }
 
     assert.throws(
@@ -83,7 +83,7 @@ describe('XChainModifyBridge', function () {
     )
   })
 
-  it(`throws w/ invalid MinAccountCreateAmount`, function () {
+  it('throws w/ invalid MinAccountCreateAmount', function () {
     tx.MinAccountCreateAmount = { currency: 'ETH' }
 
     assert.throws(
diff --git a/tools/createValidateTests.js b/tools/createValidateTests.js
new file mode 100644
index 0000000000..570644a619
--- /dev/null
+++ b/tools/createValidateTests.js
@@ -0,0 +1,187 @@
+const fs = require("fs");
+const fixtures = require("../packages/ripple-binary-codec/test/fixtures/codec-fixtures.json");
+
+const NORMAL_TYPES = ["number", "string"];
+const NUMBERS = ["0", "1"];
+
+function getTx(txName) {
+  transactions = fixtures.transactions;
+  const validTxs = fixtures.transactions
+    .filter((tx) => tx.json.TransactionType === txName)
+    .map((tx) => tx.json);
+  const validTx = validTxs[0];
+  delete validTx.TxnSignature;
+  delete validTx.SigningPubKey;
+  return JSON.stringify(validTx, null, 2);
+}
+
+function main() {
+  const modelName = process.argv[2];
+  const filename = `./packages/xrpl/src/models/transactions/${modelName}.ts`;
+  const [model, txName] = getModel(filename);
+  return processModel(model, txName);
+}
+
+// Extract just the model from the file
+function getModel(filename) {
+  let model = "";
+  let started = false;
+  let ended = false;
+  const data = fs.readFileSync(filename, "utf8");
+  const lines = data.split("\n");
+  for (let line of lines) {
+    if (ended) {
+      continue;
+    }
+    if (!started && !line.startsWith("export")) {
+      continue;
+    }
+    if (!started && line.includes("Flags")) {
+      continue;
+    }
+    if (!started) {
+      started = true;
+    }
+    model += line + "\n";
+    if (line === "}") {
+      ended = true;
+    }
+  }
+  const name_line = model.split("\n")[0].split(" ");
+  const txName = name_line[2];
+  return [model, txName];
+}
+
+function getInvalidValue(paramTypes) {
+  if (paramTypes.length === 1) {
+    const paramType = paramTypes[0];
+    if (paramType == "number") {
+      return "'number'";
+    } else if (paramType == "string") {
+      return 123;
+    } else if (paramType == "IssuedCurrency") {
+      return JSON.stringify({ test: "test" });
+    } else if (paramType == "Amount") {
+      return JSON.stringify({ currency: "ETH" });
+    } else if (paramType == "XChainBridge") {
+      return JSON.stringify({ XChainDoor: "test" });
+    } else {
+      throw Error(`${paramType} not supported yet`);
+    }
+  }
+
+  const simplifiedParamTypes = paramTypes.filter(
+    (_paramType, index) => index % 2 == 0
+  );
+  if (JSON.stringify(simplifiedParamTypes) === '["0","1"]') {
+    return 2;
+  } else if (JSON.stringify(simplifiedParamTypes) === '["number","string"]') {
+    return JSON.stringify({ currency: "ETH" });
+  } else {
+    throw Error(`${simplifiedParamTypes} not supported yet`);
+  }
+}
+
+// Process the model and build the tests
+
+function processModel(model, txName) {
+  let output = "";
+  for (let line of model.split("\n")) {
+    if (line == "") {
+      continue;
+    }
+    if (line.startsWith("export")) {
+      continue;
+    }
+    if (line == "}") {
+      continue;
+    }
+    line = line.trim();
+    if (line.startsWith("TransactionType")) {
+      continue;
+    }
+    if (line.startsWith("Flags")) {
+      // TODO: support flag checking
+      continue;
+    }
+    if (line.startsWith("/**")) {
+      continue;
+    }
+    if (line.startsWith("*")) {
+      continue;
+    }
+
+    const split = line.split(" ");
+    const param = split[0].replace("?:", "").replace(":", "").trim();
+    const paramTypes = split.slice(1);
+    const optional = split[0].endsWith("?:");
+
+    if (!optional) {
+      output += `  it("throws w/ missing ${param}", function () {
+    delete tx.${param}
+
+    assert.throws(
+      () => validate${txName}(tx),
+      ValidationError,
+      '${txName}: missing field ${param}',
+    )
+    assert.throws(
+      () => validate(tx),
+      ValidationError,
+      '${txName}: missing field ${param}',
+    )
+  })
+
+`;
+    }
+
+    const fakeValue = getInvalidValue(paramTypes);
+    output += `  it('throws w/ invalid ${param}', function () {
+    tx.${param} = ${fakeValue}
+
+    assert.throws(
+      () => validate${txName}(tx),
+      ValidationError,
+      '${txName}: invalid field ${param}',
+    )
+    assert.throws(
+      () => validate(tx),
+      ValidationError,
+      '${txName}: invalid field ${param}',
+    )
+  })
+
+`;
+  }
+
+  output = output.substring(0, output.length - 2);
+  output += "\n})\n";
+  output =
+    `import { assert } from 'chai'
+
+import { validate, ValidationError } from '../../src'
+import { validate${txName} } from '../../src/models/transactions/${txName}'
+
+/**
+ * ${txName} Transaction Verification Testing.
+ *
+ * Providing runtime verification testing for each specific transaction type.
+ */
+describe('${txName}', function () {
+  let tx
+
+  beforeEach(function () {
+    tx = ${getTx(txName)} as any
+  })
+
+  it('verifies valid ${txName}', function () {
+    assert.doesNotThrow(() => validate${txName}(tx))
+    assert.doesNotThrow(() => validate(tx))
+  })
+
+` + output;
+
+  return output;
+}
+
+console.log(main());