import { Change } from "../../src/dataunit/Changes";
import { ChangeOperation } from "../../src/dataunit/interfaces/dataUnit";

describe('Change', () => {
    let change: Change;
    beforeEach(() => {
        change = new Change(
            'test',
            { __record__id__: 'test_1' },
            undefined,
            ChangeOperation.COPY,
            'source_id',
        );
    });

    it('should return operation', () => {
        const response = change.operation;
        expect(response).toBe('COPY');
    });

    it('should return false when operation is not insert', () => {
        const response = change.isInsert();
        expect(response).toBeFalsy();
    });

    it('should return true when operation is insert', () => {
        change = new Change(
            'test',
            { __record__id__: 'test_1' },
            undefined,
            ChangeOperation.INSERT,
            'source_id',
        );
        const response = change.isInsert();
        expect(response).toBeTruthy();
    });

    it('should return true when operation is copy', () => {
        const response = change.isCopy();
        expect(response).toBeTruthy();
    });

    it('should return true when operation is delete', () => {
        change = new Change(
            'test',
            { __record__id__: 'test_1' },
            undefined,
            ChangeOperation.DELETE,
            'source_id',
        );
        const response = change.isDelete();
        expect(response).toBeTruthy();
    });

    it('should return true when operation is update', () => {
        change = new Change(
            'test',
            { __record__id__: 'test_1' },
            undefined,
            ChangeOperation.UPDATE,
            'source_id',
        );
        const response = change.isUpdate();
        expect(response).toBeTruthy();
    });
});