diff --git a/lib/index.js b/lib/index.js
index 2acaf91..3d88f82 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -1017,6 +1017,7 @@ const createTestFile = async (action, operation) => {
 
 const zapier = require('zapier-platform-core');
 const { getConfig } = require('zapier-graphql');
+const { assertTypes } = require('zapier-graphql/lib/utils');
 
 const App = require('../../index');
 const appTester = zapier.createAppTester(App);
@@ -1031,32 +1032,6 @@ describe('${definition.name} ${queryOrMutation}', () => {
       inputData: ${indentString(JSON.stringify(samples, null, 2), 6)},
     };
 
-    const assertTypes = (sample, object) => {
-      for (const [key, value] of Object.entries(object)) {
-        const field = sample[key];
-        expect(field).toBeDefined();
-
-        // We don't have an easy way to run any assertions against null fields
-        if (value === null) {
-          continue;
-        }
-
-        if (field.children) {
-          expect(typeof value).toBe('object');
-          assertTypes(field.children, value);
-          continue;
-        }
-
-        if (field.type === 'datetime') {
-          expect(typeof value).toBe('string');
-        } else if (field.type === 'integer') {
-          expect(value % 1 === 0).toBe(true);
-        } else {
-          expect(typeof value).toBe(typeof field);
-        }
-      }
-    }
-
     let results = await appTester(App.${inflection.pluralize(action)}.${operation}.operation.perform, bundle);
     results = results instanceof Array ? results : [results];
     expect(results.length).toBeGreaterThan(0);
diff --git a/lib/utils/index.js b/lib/utils/index.js
index 6d21c16..f0a0b31 100644
--- a/lib/utils/index.js
+++ b/lib/utils/index.js
@@ -15,7 +15,40 @@ const quote = (value) => {
   return value;
 }
 
+/**
+ * Asserts that the types of the object match the sample object's defined types
+ *
+ * @param {Object} sample
+ * @param {Object} object
+ */
+const assertTypes = (sample, object) => {
+  for (const [key, value] of Object.entries(object)) {
+    const field = sample[key];
+    expect(field).toBeDefined();
+
+    // We don't have an easy way to run any assertions against null fields
+    if (value === null) {
+      continue;
+    }
+
+    if (field.children) {
+      expect(typeof value).toBe('object');
+      assertTypes(field.children, value);
+      continue;
+    }
+
+    if (field.type === 'datetime') {
+      expect(typeof value).toBe('string');
+    } else if (field.type === 'integer') {
+      expect(value % 1 === 0).toBe(true);
+    } else {
+      expect(typeof value).toBe(typeof field);
+    }
+  }
+}
+
 
 module.exports = {
   quote,
+  assertTypes,
 };