Add test to Refactor method task

test/unit/mocha/part6/refactor-book-form-method.spec.js

@@ -1,13 +1,19 @@
 const assert = require("chai").assert;
 const esquery = require("esquery");
 const esprima = require("esprima");
+const parse5 = require("parse5");
+const cheerio = require("cheerio");
 const helpers = require("../helpers");
 
 describe("BookForm.vue", () => {
   it("should contain a data function that returns a bookData object @book-form-emits-bookData", () => {
     const file = helpers.readFile("src/components/BookForm.vue");
     const nodes = helpers.parseFile(file);
     const script = helpers.getHtmlTag("script", nodes);
+    const template = helpers.getHtmlTag("template", nodes);
+    const content = parse5.serialize(template[0].content);
+    const $ = cheerio.load(content);
+    const form = $("form");
     let methods, bookSubmitMethod, bookDataParam, emmitBookData;
 
     if (script.length == 0) {
@@ -29,6 +35,7 @@ describe("BookForm.vue", () => {
         "Something went wrong and we weren't able to check your code."
       );
     }
+
     assert(
       methods.length > 0,
       "The BookForm's `methods` declaration is not present"
@@ -44,7 +51,6 @@ describe("BookForm.vue", () => {
       methods[0],
       'Property[key.name="bookSubmit"] > FunctionExpression > Identifier[name="bookData"]'
     );
-
     assert(
       bookDataParam.length > 0,
       "We are not passing `bookData` as a parameter of `bookSubmit()`"
@@ -54,10 +60,16 @@ describe("BookForm.vue", () => {
       methods[0],
       'Property[key.name="bookSubmit"] > FunctionExpression > BlockStatement > .body > CallExpression .arguments[name="bookData"]'
     );
-
     assert(
       emmitBookData.length > 0,
       "We are not calling `this.$emit()` with `bookData` as its second argument."
     );
+
+    assert.propertyVal(
+      form.attr(),
+      "v-on:submit.prevent",
+      "bookSubmit(bookData)",
+      "The `v-on:submit.prevent` directive should update the `bookSubmit` call to take `bookData` as its argument."
+    );
   });
 });