update hook

update hook

add test and validation

add estimate fee func

fix estimated fee error

add hook utils

packages/xrpl/test/utils/hooks.test.ts

@@ -0,0 +1,58 @@
+import { assert } from 'chai'
+
+import {
+  calculateHookOn,
+  hexNamespace,
+  hexHookParameters,
+  TTS,
+} from '../../src'
+
+describe('test hook on', function () {
+  it('all', function () {
+    const result = calculateHookOn([])
+    assert.equal(
+      result,
+      '000000000000000000000000000000000000000000000000000000003E3FF5BF',
+    )
+  })
+  it('one', function () {
+    const invokeOn: Array<keyof TTS> = ['ttACCOUNT_SET']
+    const result = calculateHookOn(invokeOn)
+    assert.equal(
+      result,
+      '000000000000000000000000000000000000000000000000000000003E3FF5B7',
+    )
+  })
+})
+
+describe('test hook namespace', function () {
+  it('basic', async function () {
+    const result = await hexNamespace('starter')
+    assert.equal(
+      result,
+      '4FF9961269BF7630D32E15276569C94470174A5DA79FA567C0F62251AA9A36B9',
+    )
+  })
+})
+
+describe('test hook parameters', function () {
+  it('basic', async function () {
+    const parameters = [
+      {
+        HookParameter: {
+          HookParameterName: 'name1',
+          HookParameterValue: 'value1',
+        },
+      },
+    ]
+    const result = hexHookParameters(parameters)
+    assert.deepEqual(result, [
+      {
+        HookParameter: {
+          HookParameterName: '6E616D6531',
+          HookParameterValue: '76616C756531',
+        },
+      },
+    ])
+  })
+})