import { createEnv } from "./stubs/TestEnvironment";
import { should } from "fuse-test-runner";
import { JSONPlugin } from "../index";

export class HeavyNodeModules {
    "Should bundle cheerio"() {
        return createEnv({
            project: {
                files: {
                    "index.js": `
                         var cheerio = require("cheerio");
                        let $ = cheerio.load('<h2 class="title">Hello world</h2>')
                        $('h2.title').text('Hello there!')
                        $('h2').addClass('welcome')
                        exports.str = $.html();
                    
                    `
                },
                plugins: [JSONPlugin()],
                instructions: "index.js",
            },
        }).then((result) => {
            const out = result.project.FuseBox.import("./index");
            should(out).deepEqual({ str: "<h2 class=\"title welcome\">Hello there!</h2>" });
        });
    }

    "Should bundle babel-generator"() {
        return createEnv({
            project: {
                files: {
                    "index.js": `
                        var generator = require('babel-generator');
                        exports.data = generator;
                    
                    `
                },
                plugins: [JSONPlugin()],
                instructions: "index.js",
            },
        }).then((result) => {
            const out = result.project.FuseBox.import("./index");
            should(out.data.CodeGenerator).beOkay();
        });
    }

    "Should partially require problematic module from core-js"() {
        return createEnv({
            project: {
                files: {
                    "index.js": `
                        exports.data = require("core-js/library/fn/symbol");
                    `
                },
                plugins: [JSONPlugin()],
                instructions: "index.js",
            },
        }).then((result) => {
            const out = result.project.FuseBox.import("./index");
            should(out.data.keyFor).beOkay();
        });
    }

    "Should bundle core-js"() {
        return createEnv({
            project: {
                files: {
                    "index.js": `
                       exports.data = require("core-js");
                    `
                },
                plugins: [JSONPlugin()],
                instructions: "index.js",
            },
        }).then((result) => {
            const out = result.project.FuseBox.import("./index");
            should(out.data.version).beOkay();
        });
    }

    "Should bundle babylon"() {
        return createEnv({
            project: {
                files: {
                    "index.js": `
                       var generator = require('babel-generator')
                        var babylon = require('babylon')
                        const code = 'class Example {}';
                        const ast = babylon.parse(code);

                        exports.test = generator.default(ast, {}, code);
                    `
                },
                plugins: [JSONPlugin()],
                instructions: "index.js",
            },
        }).then((result) => {
            const out = result.project.FuseBox.import("./index");
            should(out.test.code).equal("class Example {}");
        });
    }
}