/**
 * Created by Srini
 */
//This is test suite for Expression Event Manager

describe("Test Expression event manager", function() {
    'use strict';

    var expressionEventManager, objectValueMapperService, expressionEvaluatorService, getExpMapStub,
        evalExpStub, setPropStub, getProviderActionExpMapStub, getAllFieldsStub, getAllProviderActionsFieldsStub,
        setProviderActionPropStub, clearProviderActionPropStub, $timeout, setProviderActionFieldNameStub, clearProviderActionFieldNameStub;

    beforeEach(module('myitsmApp'));
    beforeEach(inject(function (_expressionEventManager_, _objectValueMapperService_, _expressionEvaluatorService_, _$timeout_, $httpBackend) {
            let getLocale = function () {
                return readJSON('scripts/app/i18n/resources-locale_en.json');
            };
            objectValueMapperService = _objectValueMapperService_;
            expressionEvaluatorService = _expressionEvaluatorService_;
            expressionEventManager = _expressionEventManager_;
            $timeout = _$timeout_;

            $httpBackend.whenGET(/^scripts\/app\/i18n\/resources-locale_en.*$/).respond(200, getLocale());
            $httpBackend.whenGET('/smartit/rest/v2/metadata?type=global').respond(200);
            $httpBackend.whenGET('/smartit/restapi/person/supportgroupperson').respond(200);
            $httpBackend.whenGET('/smartit/rest/serverstates').respond(200);
            $httpBackend.whenGET('/smartit/rest/sessionstatus?getLicenseKey=true').respond(200);
            $httpBackend.whenGET('views/dashboard/index.html').respond(200);

            getExpMapStub = sinon.stub(objectValueMapperService,'getExpreesionMapByFieldName');
            getExpMapStub.withArgs('field1').returns([{ expression: '$desc != ""', field: 'test2', property: 'readOnly', isWidget: false }]);
            getExpMapStub.returns([]);
            evalExpStub = sinon.stub(expressionEvaluatorService,'evaluate');
            evalExpStub.withArgs('ONCHANGE($status)').returns(false);
            evalExpStub.returns(true);
            setPropStub = sinon.stub(objectValueMapperService,'setByProperty').returns();
            getAllFieldsStub = sinon.stub(objectValueMapperService,'getAllExpressionFields').returns(['field1']);
            getAllProviderActionsFieldsStub = sinon.stub(objectValueMapperService,'getAllProviderActionExpressionFields').returns(['field5']);
            getProviderActionExpMapStub = sinon.stub(objectValueMapperService,'getProviderActionExpressionMapByFieldName');
            setProviderActionFieldNameStub = sinon.stub(objectValueMapperService,'setProviderActionFieldName');
            clearProviderActionFieldNameStub = sinon.stub(objectValueMapperService,'clearProviderActionFieldName');
            let expressionData1 = [
                {
                    expression: '$status == "Assigned"',
                    actionId: 'AGGAA5V0FKZ9XAPC5WPJPB95F5WX4T',
                    action: {
                        actionName: "PA1",
                        actionType: 'provider'
                    }
                }
            ], expressionData2 = [
                {
                    expression: 'ONCHANGE($status)',
                    actionId: 'AGGAA5V0FKZ9XAPC5WPJPB95F5WX4T',
                    action: {
                        actionName: "PA1",
                        actionType: 'provider'
                    }
                }
            ];
            getProviderActionExpMapStub.withArgs('field5').returns(expressionData1);
            getProviderActionExpMapStub.withArgs('field9').returns(expressionData2);
            getProviderActionExpMapStub.withArgs('field8').returns([
                {
                    expression: '$status == "Assigned"',
                    actionId: 'AGGAA5V0FKZ9XAPC5WPJPB95F5WX4T',
                    action: {
                        actionName: "PA1",
                        actionType: 'provider',
                        sequenceNo: 2
                    }
                },
                {
                    expression: '$status == "Assigned"',
                    actionId: 'AGGAA5V0FKZ9XAPC5WPJPB95F5WX4W',
                    action: {
                        actionName: "PA2",
                        actionType: 'provider',
                        sequenceNo: 1
                    }
                }
            ]);

        getProviderActionExpMapStub.returns([]);
            setProviderActionPropStub = sinon.stub(objectValueMapperService,'setProviderActionToExecute').returns();
            clearProviderActionPropStub = sinon.stub(objectValueMapperService,'clearProviderActionFromList').returns();
        }));
    afterEach(function () {
        getExpMapStub.restore();
        evalExpStub.restore();
        setPropStub.restore();
    });

    it('Should init expression event manager', function () {
        expect(expressionEventManager).toBeDefined();
        expect(expressionEventManager.handleFieldChange).toBeDefined();
        expect(expressionEventManager.handleOOTBFieldValueChange).toBeDefined();
        expect(expressionEventManager.handleTicketLoad).toBeDefined();
        expect(expressionEventManager.handleTicketLoadForActions).toBeDefined();
        expect(expressionEventManager._evaluateFieldExpression).toBeUndefined();
        expect(expressionEventManager._evaluateProviderActionExpression).toBeUndefined();
    });
    it('On field change should get expression map, evaluate and set the value', function () {
        expressionEventManager.handleFieldChange('field1');
        expect(getExpMapStub.called).toBe(true);
        expect(evalExpStub.called).toBe(true);
        expect(setPropStub.called).toBe(true);
        expect(setPropStub.calledWith('test2', 'readOnly', true, false)).toBe(true);
    });
    it('On field change should get expression map, and if empty should not evaluate or set value', function () {
        expressionEventManager.handleFieldChange('field2');
        expect(getExpMapStub.called).toBe(true);
        expect(evalExpStub.called).toBe(false);
        expect(setPropStub.called).toBe(false);
    });
    it('On Ticket load should get all expression fields and evaluate each field related expression', function () {
        expressionEventManager.handleTicketLoad();
        expect(getAllFieldsStub.called).toBe(true);
        expect(getExpMapStub.called).toBe(true);
        expect(evalExpStub.called).toBe(true);
        expect(setPropStub.called).toBe(true);
        expect(setPropStub.calledWith('test2', 'readOnly', true, false)).toBe(true);
    });
    it('On Ticket load should get all provider action expression fields and evaluate each field related expression', function () {
        expressionEventManager.handleTicketLoadForActions();
        $timeout.flush();
        expect(getAllProviderActionsFieldsStub.called).toBe(true);
        expect(getProviderActionExpMapStub.called).toBe(true);
        expect(evalExpStub.called).toBe(true);
        expect(setProviderActionPropStub.called).toBe(true);
        expect(setProviderActionPropStub.calledWith(
            {
                expression: '$status == "Assigned"', actionId: 'AGGAA5V0FKZ9XAPC5WPJPB95F5WX4T',
                action: {
                    actionFieldName: "field5", actionId: "AGGAA5V0FKZ9XAPC5WPJPB95F5WX4T", actionName: "PA1", actionType: 'provider'
                }
            })).toBe(true);
    });
    it('On field change should get provider action expression map, and if empty should not evaluate or set value', function () {
        expressionEventManager.handleFieldChangeForActions('field5');
        $timeout.flush();
        expect(getProviderActionExpMapStub.called).toBe(true);
        expect(evalExpStub.called).toBe(true);
        expect(setProviderActionPropStub.called).toBe(true);
        expect(clearProviderActionPropStub.called).toBe(false);
    });

    it('On field change should clear Provider Action from list if expression is not matched', function () {
        getProviderActionExpMapStub.withArgs('field6').returns([
            {
                expression: '$status == "Pending"',
                actionId: 'AGGAA5V0FKZ9XAPC5WPJPB95F5WX4T',
                action: {
                    actionName: "PA1",
                    actionType: 'provider'
                }
            }
        ]);
        evalExpStub.withArgs('$status == "Pending"').returns(false);
        expressionEventManager.handleFieldChangeForActions('field6');
        $timeout.flush();
        expect(getProviderActionExpMapStub.called).toBe(true);
        expect(evalExpStub.called).toBe(true);
        expect(setProviderActionPropStub.called).toBe(false);
        expect(clearProviderActionPropStub.called).toBe(true);
    });

    it('On field change should get provider action expression map, and should sort it by sequence no and set provider action by fieldName', function () {
        expressionEventManager.handleFieldChangeForActions('field8');
        $timeout.flush();
        expect(getProviderActionExpMapStub.called).toBe(true);
        expect(setProviderActionFieldNameStub.calledWith('field8', 'AGGAA5V0FKZ9XAPC5WPJPB95F5WX4T')).toBe(true);
        expect(evalExpStub.called).toBe(true);
        expect(setProviderActionPropStub.called).toBe(true);
        expect(clearProviderActionPropStub.called).toBe(false);
    });

    it('On field change should get provider action expression map, and should sort it by sequence no and clear provider action by fieldName', function () {
        expressionEventManager.handleFieldChangeForActions('field9');
        $timeout.flush();
        expect(getProviderActionExpMapStub.called).toBe(true);
        expect(setProviderActionFieldNameStub.calledWith('field9', 'AGGAA5V0FKZ9XAPC5WPJPB95F5WX4T')).toBe(true);
        expect(clearProviderActionFieldNameStub.calledWith('field9', 'AGGAA5V0FKZ9XAPC5WPJPB95F5WX4T')).toBe(true);
        expect(evalExpStub.called).toBe(true);
    });
});