refactor: rename all test files to camelCase (#1562)

* rename files to camelCase

* fix imports

* more renames

* pull all client tests out of individual folders

* fix imports

* fix tests

test/setupClient.ts

@@ -0,0 +1,60 @@
+import {Client, BroadcastClient} from 'xrpl-local'
+import {createMockRippled} from './mockRippled'
+import {getFreePort} from './testUtils'
+
+function setupMockRippledConnection(testcase, port) {
+  return new Promise<void>((resolve, reject) => {
+    testcase.mockRippled = createMockRippled(port)
+    testcase._mockedServerPort = port
+    testcase.client = new Client('ws://localhost:' + port)
+    testcase.client
+      .connect()
+      .then(resolve)
+      .catch(reject)
+  })
+}
+
+function setupMockRippledConnectionForBroadcast(testcase, ports) {
+  return new Promise<void>((resolve, reject) => {
+    const servers = ports.map((port) => 'ws://localhost:' + port)
+    testcase.mocks = ports.map((port) => createMockRippled(port))
+    testcase.client = new BroadcastClient(servers)
+    testcase.client
+      .connect()
+      .then(resolve)
+      .catch(reject)
+  })
+}
+
+function setup(this: any) {
+  return getFreePort().then((port) => {
+    return setupMockRippledConnection(this, port)
+  })
+}
+
+function setupBroadcast(this: any) {
+  return Promise.all([getFreePort(), getFreePort()]).then((ports) => {
+    return setupMockRippledConnectionForBroadcast(this, ports)
+  })
+}
+
+function teardown(this: any, done) {
+  this.client
+    .disconnect()
+    .then(() => {
+      if (this.mockRippled != null) {
+        this.mockRippled.close()
+      } else {
+        this.mocks.forEach((mock) => mock.close())
+      }
+      setImmediate(done)
+    })
+    .catch(done)
+}
+
+export default {
+  setup: setup,
+  teardown: teardown,
+  setupBroadcast: setupBroadcast,
+  createMockRippled: createMockRippled
+}