docs: tests + docs

packages/medusa-core-utils/src/__tests__/transform-idable-fields.js

@@ -0,0 +1,105 @@
+import { transformIdableFields } from "../transform-idable-fields"
+
+describe("transformIdableFields", () => {
+  test("one field", () => {
+    const test = {
+      shipping_address: "test_id",
+    }
+
+    const result = transformIdableFields(test, ["shipping_address"])
+
+    expect(test).toEqual(test)
+
+    expect(result).toEqual({
+      shipping_address_id: "test_id",
+    })
+  })
+
+  test("duplicate field", () => {
+    const test = {
+      shipping_address: "test_id",
+      shipping_address_id: "something else",
+    }
+
+    const result = transformIdableFields(test, ["shipping_address"])
+
+    expect(test).toEqual(test)
+
+    expect(result).toEqual({
+      shipping_address_id: "test_id",
+    })
+  })
+
+  test("many fields", () => {
+    const test = {
+      shipping_address: "test_id",
+      customer: "cus_test",
+      region: "reg_test",
+      something: "else",
+    }
+
+    const result = transformIdableFields(test, [
+      "shipping_address",
+      "customer",
+      "region",
+    ])
+
+    expect(test).toEqual(test)
+
+    expect(result).toEqual({
+      shipping_address_id: "test_id",
+      customer_id: "cus_test",
+      region_id: "reg_test",
+      something: "else",
+    })
+  })
+
+  test("mix fields", () => {
+    const test = {
+      shipping_address: {
+        address_1: "my home",
+      },
+      customer: "cus_test",
+      region: "reg_test",
+      something: "else",
+    }
+
+    const result = transformIdableFields(test, [
+      "shipping_address",
+      "customer",
+      "region",
+    ])
+
+    expect(test).toEqual(test)
+
+    expect(result).toEqual({
+      shipping_address: {
+        address_1: "my home",
+      },
+      customer_id: "cus_test",
+      region_id: "reg_test",
+      something: "else",
+    })
+  })
+
+  test("no fields", () => {
+    const test = {
+      something: "else",
+      and: "more",
+      maybe: "one more",
+    }
+
+    const result = transformIdableFields(test, [
+      "shipping_address",
+      "customer",
+      "region",
+    ])
+
+    expect(test).toEqual(test)
+    expect(result).toEqual({
+      something: "else",
+      and: "more",
+      maybe: "one more",
+    })
+  })
+})