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/client/constructor.ts

@@ -0,0 +1,29 @@
+import assert from 'assert-diff'
+import {TestSuite} from '../testUtils'
+import {Client} from 'xrpl-local'
+
+/**
+ * Every test suite exports their tests in the default object.
+ * - Check out the "TestSuite" type for documentation on the interface.
+ * - Check out "test/client/index.ts" for more information about the test runner.
+ */
+export default <TestSuite>{
+  'Client - implicit server port': () => {
+    new Client('wss://s1.ripple.com')
+  },
+
+  'Client invalid options': () => {
+    // @ts-ignore - This is intentionally invalid
+    assert.throws(() => new Client({invalid: true}))
+  },
+
+  'Client valid options': () => {
+    const client = new Client('wss://s:1')
+    const privateConnectionUrl = (client.connection as any)._url
+    assert.deepEqual(privateConnectionUrl, 'wss://s:1')
+  },
+
+  'Client invalid server uri': () => {
+    assert.throws(() => new Client('wss//s:1'))
+  }
+}