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/hasNextPage.ts

@@ -0,0 +1,26 @@
+import assert from 'assert-diff'
+import {TestSuite} from '../testUtils'
+
+/**
+ * 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>{
+  'returns true when there is another page': async (client, address) => {
+    // @ts-ignore
+    const response = await client.request({command: 'ledger_data'})
+    assert(client.hasNextPage(response))
+  },
+
+  'returns false when there are no more pages': async (client, address) => {
+    // @ts-ignore
+    const response = await client.request({command: 'ledger_data'})
+    const responseNextPage = await client.requestNextPage(
+      // @ts-ignore
+      {command: 'ledger_data'},
+      response
+    )
+    assert(!client.hasNextPage(responseNextPage))
+  }
+}