openmct/platform/features/timeline/test/controllers/drag/TimelineStartHandleSpec.js
Victor Woeltjen 5274923c49 [Licenses] Add license headers
...to sources for Clocks/Timers and Timelines, as noted in
review nasa/openmctweb#207
2015-11-05 12:45:51 -08:00

116 lines
4.5 KiB
JavaScript

/*****************************************************************************
* Open MCT Web, Copyright (c) 2009-2015, United States Government
* as represented by the Administrator of the National Aeronautics and Space
* Administration. All rights reserved.
*
* Open MCT Web is licensed under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
* Open MCT Web includes source code licensed under additional open source
* licenses. See the Open Source Licenses file (LICENSES.md) included with
* this source code distribution or the Licensing information page available
* at runtime from the About dialog for additional information.
*****************************************************************************/
/*global define,describe,it,expect,beforeEach,waitsFor,jasmine,window,afterEach*/
define(
['../../../src/controllers/drag/TimelineStartHandle', '../../../src/TimelineConstants'],
function (TimelineStartHandle, TimelineConstants) {
'use strict';
describe("A Timeline start drag handle", function () {
var mockDragHandler,
mockSnapHandler,
mockZoomController,
handle;
beforeEach(function () {
mockDragHandler = jasmine.createSpyObj(
'dragHandler',
[ 'start', 'persist' ]
);
mockSnapHandler = jasmine.createSpyObj(
'snapHandler',
[ 'snap' ]
);
mockZoomController = jasmine.createSpyObj(
'zoom',
[ 'toMillis', 'toPixels' ]
);
mockDragHandler.start.andReturn(12321);
// Echo back the value from snapper for most tests
mockSnapHandler.snap.andCallFake(function (ts) {
return ts;
});
// Double pixels to get millis, for test purposes
mockZoomController.toMillis.andCallFake(function (px) {
return px * 2;
});
mockZoomController.toPixels.andCallFake(function (ms) {
return ms / 2;
});
handle = new TimelineStartHandle(
'test-id',
mockDragHandler,
mockSnapHandler
);
});
it("provides a style for templates", function () {
expect(handle.style(mockZoomController)).toEqual({
// Left should be adjusted by zoom controller
left: (12321 / 2) + 'px',
// Width should match the defined constant
width: TimelineConstants.HANDLE_WIDTH + 'px'
});
});
it("forwards drags to the drag handler", function () {
handle.begin();
handle.drag(100, mockZoomController);
// Should have been interpreted as a +200 ms change
expect(mockDragHandler.start).toHaveBeenCalledWith(
"test-id",
12521
);
});
it("snaps drags to other end points", function () {
mockSnapHandler.snap.andReturn(42);
handle.begin();
handle.drag(-10, mockZoomController);
// Should have used snap-to timestamp
expect(mockDragHandler.start).toHaveBeenCalledWith(
"test-id",
42
);
});
it("persists when a move is complete", function () {
// Simulate normal drag cycle
handle.begin();
handle.drag(100, mockZoomController);
// Should not have persisted yet
expect(mockDragHandler.persist).not.toHaveBeenCalled();
// Finish the drag
handle.finish();
// Now it should have persisted
expect(mockDragHandler.persist).toHaveBeenCalled();
});
});
}
);