feature/IO-2769-Job-Totals-testing: Setup testing method for job totals

server/job/utils/seralizeHelper.js

@@ -0,0 +1,47 @@
+const fs = require("fs");
+const path = require("path");
+
+const fixtureDir = path.join(__dirname, "..", "test", "fixtures", "job-totals");
+
+/**
+ * Custom serializer for Dinero.js objects.
+ * @param key
+ * @param value
+ * @returns {*}
+ */
+const serializeDinero = (key, value) => {
+  // If the value has a toObject method (as in Dinero instances), use it.
+  if (value && typeof value === "object" && typeof value.toObject === "function") {
+    return value.toObject();
+  }
+  return value;
+};
+
+/**
+ * Capture a fixture for job totals.
+ * @param job
+ * @param inputData
+ * @param outputData
+ */
+const captureFixture = (job, inputData, outputData) => {
+  if (!fs.existsSync(fixtureDir)) {
+    fs.mkdirSync(fixtureDir, { recursive: true });
+  }
+
+  // Use job.id to label the file.
+  const fileName = `${job.id}.json`;
+  const filePath = path.join(fixtureDir, fileName);
+
+  const dataToSave = {
+    input: inputData,
+    output: outputData
+  };
+
+  // Save the file using our custom serializer.
+  fs.writeFileSync(filePath, JSON.stringify(dataToSave, serializeDinero, 2), "utf8");
+};
+
+module.exports = {
+  captureFixture,
+  serializeDinero
+};