openmct/platform/features/timeline/test/directives/MCTSwimlaneDragSpec.js

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/*global define,describe,it,expect,beforeEach,waitsFor,jasmine,window,afterEach*/
define(
['../../src/directives/MCTSwimlaneDrag', '../../src/directives/SwimlaneDragConstants'],
function (MCTSwimlaneDrag, SwimlaneDragConstants) {
"use strict";
describe("The mct-swimlane-drag directive", function () {
var mockDndService,
mockScope,
mockElement,
testAttrs,
handlers,
directive;
beforeEach(function () {
var scopeExprs = {
someTestExpr: "some swimlane"
};
handlers = {};
mockDndService = jasmine.createSpyObj(
'dndService',
['setData', 'getData', 'removeData']
);
mockScope = jasmine.createSpyObj('$scope', ['$eval']);
mockElement = jasmine.createSpyObj('element', ['on']);
testAttrs = { mctSwimlaneDrag: "someTestExpr" };
// Simulate evaluation of expressions in scope
mockScope.$eval.andCallFake(function (expr) {
return scopeExprs[expr];
});
directive = new MCTSwimlaneDrag(mockDndService);
// Run the link function, then capture the event handlers
// for testing.
directive.link(mockScope, mockElement, testAttrs);
mockElement.on.calls.forEach(function (call) {
handlers[call.args[0]] = call.args[1];
});
});
it("is available as an attribute", function () {
expect(directive.restrict).toEqual("A");
});
it("exposes the swimlane when dragging starts", function () {
// Verify precondition
expect(mockDndService.setData).not.toHaveBeenCalled();
// Start a drag
handlers.dragstart();
// Should have exposed the swimlane
expect(mockDndService.setData).toHaveBeenCalledWith(
SwimlaneDragConstants.TIMELINE_SWIMLANE_DRAG_TYPE,
"some swimlane"
);
});
it("clears the swimlane when dragging ends", function () {
// Verify precondition
expect(mockDndService.removeData).not.toHaveBeenCalled();
// Start a drag
handlers.dragend();
// Should have exposed the swimlane
expect(mockDndService.removeData).toHaveBeenCalledWith(
SwimlaneDragConstants.TIMELINE_SWIMLANE_DRAG_TYPE
);
});
});
}
);