Add function expression test cases

Author: jorgezreik

tests/lib/rules/async-server-action.js

@@ -154,6 +154,67 @@ ruleTester.run('async-server-action', rule, {
         }
       `,
     },
+    {
+      code: `
+        const addToCart = async function (data) {
+          'use server';
+        }
+      `,
+    },
+    {
+      code: `
+        const requestUsername = async function (formData) {
+          'use server';
+          const username = formData.get('username');
+        }
+      `,
+    },
+    {
+      code: `
+        const addToCart = async function (data) {
+          "use server";
+        }
+      `,
+    },
+    {
+      code: `
+        const requestUsername = async function (formData) {
+          "use server";
+          const username = formData.get('username');
+        }
+      `,
+    },
+    {
+      code: `
+        const addToCart = function (data) {
+          console.log("test");
+          'use server';
+        }
+      `,
+    },
+    {
+      code: `
+        const requestUsername = function (formData) {
+          const username = formData.get('username');
+          'use server';
+        }
+      `,
+    },
+    {
+      code: `
+        const addToCart = function (data) {
+          console.log("use server");
+        }
+      `,
+    },
+    {
+      code: `
+        const requestUsername = function (formData) {
+          console.log("use server");
+          const username = formData.get('username');
+        }
+      `,
+    },
   ]),
 
   invalid: parsers.all([
@@ -269,5 +330,61 @@ ruleTester.run('async-server-action', rule, {
       `,
       errors: [ASYNC_ERROR],
     },
+    {
+      code: `
+        const addToCart = function (data) {
+          'use server';
+        }
+      `,
+      output: `
+        const addToCart = async function (data) {
+          'use server';
+        }
+      `,
+      errors: [ASYNC_ERROR],
+    },
+    {
+      code: `
+        const requestUsername = function (formData) {
+          'use server';
+          const username = formData.get('username');
+        }
+      `,
+      output: `
+        const requestUsername = async function (formData) {
+          'use server';
+          const username = formData.get('username');
+        }
+      `,
+      errors: [ASYNC_ERROR],
+    },
+    {
+      code: `
+        const addToCart = function (data) {
+          "use server";
+        }
+      `,
+      output: `
+        const addToCart = async function (data) {
+          "use server";
+        }
+      `,
+      errors: [ASYNC_ERROR],
+    },
+    {
+      code: `
+        const requestUsername = function (formData) {
+          "use server";
+          const username = formData.get('username');
+        }
+      `,
+      output: `
+        const requestUsername = async function (formData) {
+          "use server";
+          const username = formData.get('username');
+        }
+      `,
+      errors: [ASYNC_ERROR],
+    },
   ]),
 });