move the remaining RippleAPI tests to the new test runner

test/api/prepareCheckCash/index.ts

@@ -0,0 +1,26 @@
+import requests from '../../fixtures/requests'
+import responses from '../../fixtures/responses'
+import { assertResultMatch, TestSuite } from '../../utils'
+
+/**
+ * Every test suite exports their tests in the default object.
+ * - Check out the "TestSuite" type for documentation on the interface.
+ * - Check out "test/api/index.ts" for more information about the test runner.
+ */
+export default <TestSuite>{
+  'prepareCheckCash amount': async (api, address) => {
+    const result = await api.prepareCheckCash(
+      address,
+      requests.prepareCheckCash.amount
+    )
+    assertResultMatch(result, responses.prepareCheckCash.amount, 'prepare')
+  },
+
+  'prepareCheckCash deliverMin': async (api, address) => {
+    const result = await api.prepareCheckCash(
+      address,
+      requests.prepareCheckCash.deliverMin
+    )
+    assertResultMatch(result, responses.prepareCheckCash.deliverMin, 'prepare')
+  }
+}