Add test

packages/next-codemod/transforms/__testfixtures__/built-in-next-font/page.input.js

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+import { Oswald } from "@next/font/google";
+import localFont1 from "@next/font/local";
+
+const oswald = Oswald({ subsets: ["latin"] });
+const myFont = localFont1({
+  src: "./my-font.woff2",
+});
+
+import { Inter } from "next/font/google";
+import localFont2 from "next/font/local";
+
+const inter = Inter({ subsets: ["latin"] });
+const myOtherFont = localFont2({
+  src: "./my-other-font.woff2",
+});
+
+export default function WithFonts() {
+  return (
+    <>
+      <p className={oswald.className}>oswald</p>
+      <p className={myFont.className}>myFont</p>
+
+      <p className={inter.className}>inter</p>
+      <p className={myOtherFont.className}>myOtherFont</p>
+    </>
+  );
+}

packages/next-codemod/transforms/__testfixtures__/built-in-next-font/page.output.js

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+import { Oswald } from "next/font/google";
+import localFont1 from "next/font/local";
+
+const oswald = Oswald({ subsets: ["latin"] });
+const myFont = localFont1({
+  src: "./my-font.woff2",
+});
+
+import { Inter } from "next/font/google";
+import localFont2 from "next/font/local";
+
+const inter = Inter({ subsets: ["latin"] });
+const myOtherFont = localFont2({
+  src: "./my-other-font.woff2",
+});
+
+export default function WithFonts() {
+  return (
+    <>
+      <p className={oswald.className}>oswald</p>
+      <p className={myFont.className}>myFont</p>
+
+      <p className={inter.className}>inter</p>
+      <p className={myOtherFont.className}>myOtherFont</p>
+    </>
+  );
+}

packages/next-codemod/transforms/__tests__/built-in-next-font.test.js

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+/* global jest */
+jest.autoMockOff()
+const defineTest = require('jscodeshift/dist/testUtils').defineTest
+const { readdirSync } = require('fs')
+const { join } = require('path')
+
+const fixtureDir = 'built-in-next-font'
+const fixtureDirPath = join(__dirname, '..', '__testfixtures__', fixtureDir)
+const fixtures = readdirSync(fixtureDirPath)
+  .filter(file => file.endsWith('.input.js'))
+  .map(file => file.replace('.input.js', ''))
+
+for (const fixture of fixtures) {
+  const prefix = `${fixtureDir}/${fixture}`;
+  defineTest(__dirname, fixtureDir,  null, prefix)
+}