openmct/platform/commonUI/edit/test/representers/EditToolbarRepresenterSpec.js

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/*global define,describe,it,expect,beforeEach,jasmine*/
define(
["../../src/representers/EditToolbarRepresenter"],
function (EditToolbarRepresenter) {
"use strict";
describe("The Edit mode toolbar representer", function () {
var mockScope,
mockElement,
testAttrs,
mockUnwatch,
representer;
beforeEach(function () {
mockScope = jasmine.createSpyObj(
'$scope',
[ '$on', '$watch', '$watchCollection' ]
);
mockElement = {};
testAttrs = { toolbar: 'testToolbar' };
mockScope.$parent = jasmine.createSpyObj(
'$parent',
[ '$watch', '$watchCollection' ]
);
mockUnwatch = jasmine.createSpy('unwatch');
mockScope.$parent.$watchCollection.andReturn(mockUnwatch);
representer = new EditToolbarRepresenter(
mockScope,
mockElement,
testAttrs
);
});
it("exposes toolbar state under a attr-defined name", function () {
// A strucutre/state object should have been added to the
// parent scope under the name provided in the "toolbar"
// attribute
expect(mockScope.$parent.testToolbar).toBeDefined();
});
it("is robust against lack of a toolbar definition", function () {
expect(function () {
representer.represent({});
}).not.toThrow();
});
it("watches for toolbar state changes", function () {
expect(mockScope.$parent.$watchCollection).toHaveBeenCalledWith(
"testToolbar.state",
jasmine.any(Function)
);
});
it("stops watching toolbar state when destroyed", function () {
expect(mockUnwatch).not.toHaveBeenCalled();
representer.destroy();
expect(mockUnwatch).toHaveBeenCalled();
});
// Verify a simple interaction between selection state and toolbar
// state; more complicated interactions are tested in EditToolbar.
it("conveys state changes", function () {
var testObject = { k: 123 };
// Provide a view which has a toolbar
representer.represent({
toolbar: { sections: [ { items: [ { property: 'k' } ] } ] }
});
// Update the selection
mockScope.selection.push(testObject);
expect(mockScope.$watchCollection.mostRecentCall.args[0])
.toEqual('selection'); // Make sure we're using right watch
mockScope.$watchCollection.mostRecentCall.args[1]([testObject]);
// Update the state
mockScope.$parent.testToolbar.state[0] = 456;
mockScope.$parent.$watchCollection.mostRecentCall.args[1](
mockScope.$parent.testToolbar.state
);
// Should have updated the original object
expect(testObject.k).toEqual(456);
});
});
}
);