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[Search] use service for filters, add spec

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Add a spec for the SearchController, and use the SearchService to
execute filters by supplying a filterPredicate.
This commit is contained in:
Pete Richards
2015-10-20 15:13:37 -07:00
parent ec7e6cc5b4
commit 76151d09a0
2 changed files with 250 additions and 222 deletions
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94
platform/search/src/controllers/SearchController.js
View File

@ -27,9 +27,6 @@
define(function () {
"use strict";
var INITIAL_LOAD_NUMBER = 20,
LOAD_INCREMENT = 20;
/**
* Controller for search in Tree View.
*
@ -50,9 +47,8 @@ define(function () {
var controller = this;
this.$scope = $scope;
this.searchService = searchService;
this.numberToDisplay = INITIAL_LOAD_NUMBER;
this.fullResults = [];
this.filteredResults = [];
this.numberToDisplay = this.RESULTS_PER_PAGE;
this.availabileResults = 0;
this.$scope.results = [];
this.$scope.loading = false;
this.pendingQuery = undefined;
@ -61,28 +57,30 @@ define(function () {
};
}
SearchController.prototype.RESULTS_PER_PAGE = 20;
/**
* Returns true if there are more results than currently displayed for the
* for the current query and filters.
*/
SearchController.prototype.areMore = function () {
return this.$scope.results.length < this.filteredResults.length;
return this.$scope.results.length < this.availableResults;
};
/**
* Display more results for the currently displayed query and filters.
*/
SearchController.prototype.loadMore = function () {
this.numberToDisplay += LOAD_INCREMENT;
this.updateResults();
this.numberToDisplay += this.RESULTS_PER_PAGE;
this.dispatchSearch();
};
/**
* Search for the query string specified in scope.
* Reset search results, then search for the query string specified in
* scope.
*/
SearchController.prototype.search = function () {
var inputText = this.$scope.ngModel.input,
controller = this;
var inputText = this.$scope.ngModel.input;
this.clearResults();
@ -96,50 +94,63 @@ define(function () {
return;
}
if (this.pendingQuery === inputText) {
this.dispatchSearch();
};
/**
* Dispatch a search to the search service if it hasn't already been
* dispatched.
*
* @private
*/
SearchController.prototype.dispatchSearch = function () {
var inputText = this.$scope.ngModel.input,
controller = this,
queryId = inputText + this.numberToDisplay;
if (this.pendingQuery === queryId) {
return; // don't issue multiple queries for the same term.
}
this.pendingQuery = inputText;
this.pendingQuery = queryId;
this
.searchService
.query(inputText, 60) // TODO: allow filter in search service.
.query(inputText, this.numberToDisplay, this.filterPredicate())
.then(function (results) {
if (controller.pendingQuery !== inputText) {
if (controller.pendingQuery !== queryId) {
return; // another query in progress, so skip this one.
}
controller.onSearchComplete(results);
});
};
SearchController.prototype.filter = SearchController.prototype.onFilterChange;
/**
* Refilter results and update visible results when filters have changed.
*/
SearchController.prototype.onFilterChange = function () {
this.filter();
this.updateVisibleResults();
this.pendingQuery = undefined;
this.search();
};
/**
* Filter `fullResults` based on currenly active filters, storing the result
* in `filteredResults`.
* Returns a predicate function that can be used to filter object models.
*
* @private
*/
SearchController.prototype.filter = function () {
var includeTypes = this.$scope.ngModel.checked;
SearchController.prototype.filterPredicate = function () {
if (this.$scope.ngModel.checkAll) {
this.filteredResults = this.fullResults;
return;
}
this.filteredResults = this.fullResults.filter(function (hit) {
return includeTypes[hit.object.getModel().type];
});
return function () {
return true;
};
}
var includeTypes = this.$scope.ngModel.checked;
return function (model) {
return !!includeTypes[model.type];
};
};
/**
* Clear the search results.
@ -148,35 +159,22 @@ define(function () {
*/
SearchController.prototype.clearResults = function () {
this.$scope.results = [];
this.fullResults = [];
this.filteredResults = [];
this.numberToDisplay = INITIAL_LOAD_NUMBER;
this.availableResults = 0;
this.numberToDisplay = this.RESULTS_PER_PAGE;
};
/**
* Update search results from given `results`.
*
* @private
*/
SearchController.prototype.onSearchComplete = function (results) {
this.fullResults = results.hits;
this.filter();
this.updateVisibleResults();
this.availableResults = results.total;
this.$scope.results = results.hits;
this.$scope.loading = false;
this.pendingQuery = undefined;
};
/**
* Update visible results from filtered results.
*
* @private
*/
SearchController.prototype.updateVisibleResults = function () {
this.$scope.results =
this.filteredResults.slice(0, this.numberToDisplay);
};
return SearchController;
});

140
platform/search/test/controllers/SearchControllerSpec.js
View File

@ -4,12 +4,12 @@
* 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.
* '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
* 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.
@ -24,16 +24,14 @@
/**
* SearchSpec. Created by shale on 07/31/2015.
*/
define(
["../../src/controllers/SearchController"],
function (SearchController) {
"use strict";
define([
'../../src/controllers/SearchController'
], function (
SearchController
) {
'use strict';
// These should be the same as the ones on the top of the search controller
var INITIAL_LOAD_NUMBER = 20,
LOAD_INCREMENT = 20;
describe("The search controller", function () {
describe('The search controller', function () {
var mockScope,
mockSearchService,
mockPromise,
@ -54,34 +52,34 @@ define(
beforeEach(function () {
mockScope = jasmine.createSpyObj(
"$scope",
[ "$watch" ]
'$scope',
[ '$watch' ]
);
mockScope.ngModel = {};
mockScope.ngModel.input = "test input";
mockScope.ngModel.input = 'test input';
mockScope.ngModel.checked = {};
mockScope.ngModel.checked['mock.type'] = true;
mockScope.ngModel.checkAll = true;
mockSearchService = jasmine.createSpyObj(
"searchService",
[ "query" ]
'searchService',
[ 'query' ]
);
mockPromise = jasmine.createSpyObj(
"promise",
[ "then" ]
'promise',
[ 'then' ]
);
mockSearchService.query.andReturn(mockPromise);
mockTypes = [{key: 'mock.type', name: 'Mock Type', glyph: '?'}];
mockSearchResult = jasmine.createSpyObj(
"searchResult",
[ "" ]
'searchResult',
[ '' ]
);
mockDomainObject = jasmine.createSpyObj(
"domainObject",
[ "getModel" ]
'domainObject',
[ 'getModel' ]
);
mockSearchResult.object = mockDomainObject;
mockDomainObject.getModel.andReturn({name: 'Mock Object', type: 'mock.type'});
@ -90,20 +88,44 @@ define(
controller.search();
});
it("sends queries to the search service", function () {
expect(mockSearchService.query).toHaveBeenCalled();
it('has a default number of results per page', function () {
expect(controller.RESULTS_PER_PAGE).toBe(20);
});
it("populates the results with results from the search service", function () {
it('sends queries to the search service', function () {
expect(mockSearchService.query).toHaveBeenCalledWith(
'test input',
controller.RESULTS_PER_PAGE,
jasmine.any(Function)
);
});
describe('filter query function', function () {
it('returns true when all types allowed', function () {
mockScope.ngModel.checkAll = true;
controller.onFilterChange();
var filterFn = mockSearchService.query.mostRecentCall.args[2];
expect(filterFn('askbfa')).toBe(true);
});
it('returns true only for matching checked types', function () {
mockScope.ngModel.checkAll = false;
controller.onFilterChange();
var filterFn = mockSearchService.query.mostRecentCall.args[2];
expect(filterFn({type: 'mock.type'})).toBe(true);
expect(filterFn({type: 'other.type'})).toBe(false);
});
});
it('populates the results with results from the search service', function () {
expect(mockPromise.then).toHaveBeenCalledWith(jasmine.any(Function));
mockPromise.then.mostRecentCall.args[0]({hits: []});
mockPromise.then.mostRecentCall.args[0]({hits: ['a']});
expect(mockScope.results).toBeDefined();
expect(mockScope.results.length).toBe(1);
expect(mockScope.results).toContain('a');
});
it("is loading until the service's promise fufills", function () {
// Send query
controller.search();
it('is loading until the service\'s promise fufills', function () {
expect(mockScope.loading).toBeTruthy();
// Then resolve the promises
@ -112,7 +134,7 @@ define(
});
it("displays only some results when there are many", function () {
xit('displays only some results when there are many', function () {
expect(mockPromise.then).toHaveBeenCalledWith(jasmine.any(Function));
mockPromise.then.mostRecentCall.args[0]({hits: bigArray(100)});
@ -120,26 +142,35 @@ define(
expect(mockScope.results.length).toBeLessThan(100);
});
it("detects when there are more results", function () {
mockScope.ngModel.checkAll = false;
expect(mockPromise.then).toHaveBeenCalledWith(jasmine.any(Function));
it('detects when there are more results', function () {
mockPromise.then.mostRecentCall.args[0]({
hits: bigArray(INITIAL_LOAD_NUMBER + 5),
total: INITIAL_LOAD_NUMBER + 5
});
// bigArray gives searchResults of type 'mock.type'
mockScope.ngModel.checked['mock.type'] = false;
mockScope.ngModel.checked['mock.type.2'] = true;
expect(controller.areMore()).toBeFalsy();
mockScope.ngModel.checked['mock.type'] = true;
expect(controller.areMore()).toBeTruthy();
hits: bigArray(controller.RESULTS_PER_PAGE),
total: controller.RESULTS_PER_PAGE + 5
});
it("can load more results", function () {
expect(mockScope.results.length).toBe(controller.RESULTS_PER_PAGE);
expect(controller.areMore()).toBeTruthy;
controller.loadMore();
expect(mockSearchService.query).toHaveBeenCalledWith(
'test input',
controller.RESULTS_PER_PAGE * 2,
jasmine.any(Function)
);
mockPromise.then.mostRecentCall.args[0]({
hits: bigArray(controller.RESULTS_PER_PAGE + 5),
total: controller.RESULTS_PER_PAGE + 5
});
expect(mockScope.results.length)
.toBe(controller.RESULTS_PER_PAGE + 5);
expect(controller.areMore()).toBe(false);
});
xit('can load more results', function () {
var oldSize;
expect(mockPromise.then).toHaveBeenCalled();
@ -157,7 +188,7 @@ define(
expect(mockScope.results.length).toBeGreaterThan(oldSize);
});
it("can re-search to load more results", function () {
xit('can re-search to load more results', function () {
var oldSize,
oldCallCount;
@ -183,12 +214,12 @@ define(
expect(mockScope.results.length).toBeGreaterThan(oldSize);
});
it("sets the ngModel.search flag", function () {
it('sets the ngModel.search flag', function () {
// Flag should be true with nonempty input
expect(mockScope.ngModel.search).toEqual(true);
// Flag should be flase with empty input
mockScope.ngModel.input = "";
mockScope.ngModel.input = '';
controller.search();
mockPromise.then.mostRecentCall.args[0]({hits: [], total: 0});
expect(mockScope.ngModel.search).toEqual(false);
@ -200,9 +231,8 @@ define(
expect(mockScope.ngModel.search).toEqual(false);
});
it("has a default results list to filter from", function () {
expect(mockScope.ngModel.filter()).toBeDefined();
it('attaches a filter function to scope', function () {
expect(mockScope.ngModel.filter).toEqual(jasmine.any(Function));
});
});
}
);
});