import * as path from "path";

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

describe("Update 6.0.1", () => {
    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));
    });

    it("should update submodule imports", async () => {
        appTree.create(
            "/testSrc/appPrefix/component/test.component.ts",
            `import { IgxGridComponent } from 'igniteui-angular-sovn/main';` +
                `import { IgxCsvExporterService } from 'igniteui-angular-sovn/services/csv/csv-exporter';` +
                `import { IgxButtonDirective } from   'igniteui-angular-sovn/directives/button/button.directive';`
        );
        appTree.create(
            "/testSrc/appPrefix/app.module.ts",
            `import { } from 'igniteui-angular-sovn';` +
                `import { IgxGridModule, IgxGridAPIService } from 'igniteui-angular-sovn/grid';`
        );
        const tree = await schematicRunner
            .runSchematicAsync("migration-02", {}, appTree)
            .toPromise();
        expect(
            tree.readContent("/testSrc/appPrefix/component/test.component.ts")
        ).toEqual(
            `import { IgxGridComponent } from 'igniteui-angular-sovn';` +
                `import { IgxCsvExporterService } from 'igniteui-angular-sovn';` +
                `import { IgxButtonDirective } from   'igniteui-angular-sovn';`
        );
        expect(tree.readContent("/testSrc/appPrefix/app.module.ts")).toEqual(
            `import { } from 'igniteui-angular-sovn';` +
                `import { IgxGridModule, IgxGridAPIService } from 'igniteui-angular-sovn';`
        );
    });
});