import * as path from "path";

import { EmptyTree } from "@angular-devkit/schematics";
import {
    SchematicTestRunner,
    UnitTestTree,
} from "@angular-devkit/schematics/testing";

const version = "16.0.0";

describe(`Update to ${version}`, () => {
    let appTree: UnitTestTree;
    const schematicRunner = new SchematicTestRunner(
        "ig-migrate",
        path.join(__dirname, "../migration-collection.json")
    );

    const configJson = {
        projects: {
            testProj: {
                root: "/",
                sourceRoot: "/testSrc",
            },
        },
        schematics: {
            "@schematics/angular:component": {
                prefix: "appPrefix",
            },
        },
    };

    beforeEach(() => {
        appTree = new UnitTestTree(new EmptyTree());
        appTree.create("/angular.json", JSON.stringify(configJson));
    });

    const migrationName = "migration-30";

    it("Should replace IgxProcessBarTextTemplateDirective with IgxProgressBarTextTemplateDirective", async () => {
        appTree.create(
            "/testSrc/appPrefix/component/test.component.ts",
            `import { Component, ViewChild } from '@angular/core';
        import { IgxProcessBarTextTemplateDirective } from 'igniteui-angular-sovn';

        @Component({
            selector: 'test-component',
            templateUrl: './test.component.html',
            styleUrls: ['./test.component.scss']
        })
        export class TestComponent {
            toolbar: IgxGridToolbarComponent;
            @ViewChild(IgxProcessBarTextTemplateDirective)
            public title: IgxProcessBarTextTemplateDirective;
        }
        `
        );
        const tree = await schematicRunner.runSchematic(
            migrationName,
            { shouldInvokeLS: false },
            appTree
        );

        const expectedContent = `import { Component, ViewChild } from '@angular/core';
        import { IgxProgressBarTextTemplateDirective } from 'igniteui-angular-sovn';

        @Component({
            selector: 'test-component',
            templateUrl: './test.component.html',
            styleUrls: ['./test.component.scss']
        })
        export class TestComponent {
            toolbar: IgxGridToolbarComponent;
            @ViewChild(IgxProgressBarTextTemplateDirective)
            public title: IgxProgressBarTextTemplateDirective;
        }
        `;
        expect(
            tree.readContent("/testSrc/appPrefix/component/test.component.ts")
        ).toEqual(expectedContent);
    });
});