270 lines
9.4 KiB
JavaScript
270 lines
9.4 KiB
JavaScript
require('../../support/test_helper');
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var assert = require('../../support/assert');
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var TestClient = require('../../support/test-client');
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var moment = require('moment');
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function createMapConfig(layers, dataviews, analysis) {
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return {
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version: '1.5.0',
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layers: layers,
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dataviews: dataviews || {},
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analyses: analysis || []
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};
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}
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describe('histogram-dataview', function() {
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afterEach(function(done) {
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if (this.testClient) {
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this.testClient.drain(done);
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} else {
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done();
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}
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});
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var mapConfig = createMapConfig(
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[
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{
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"type": "cartodb",
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"options": {
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"source": {
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"id": "2570e105-7b37-40d2-bdf4-1af889598745"
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},
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"cartocss": "#points { marker-width: 10; marker-fill: red; }",
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"cartocss_version": "2.3.0"
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}
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}
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],
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{
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pop_max_histogram: {
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source: {
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id: '2570e105-7b37-40d2-bdf4-1af889598745'
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},
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type: 'histogram',
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options: {
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column: 'x'
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}
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}
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},
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[
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{
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"id": "2570e105-7b37-40d2-bdf4-1af889598745",
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"type": "source",
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"params": {
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"query": "select null::geometry the_geom_webmercator, x from generate_series(0,1000) x"
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}
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}
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]
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);
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it('should get bin_width right when max > min in filter', function(done) {
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var params = {
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bins: 10,
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start: 1e3,
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end: 0
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};
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this.testClient = new TestClient(mapConfig, 1234);
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this.testClient.getDataview('pop_max_histogram', params, function(err, dataview) {
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assert.ok(!err, err);
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assert.equal(dataview.type, 'histogram');
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assert.ok(dataview.bin_width > 0, 'Unexpected bin width: ' + dataview.bin_width);
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dataview.bins.forEach(function(bin) {
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assert.ok(bin.min <= bin.max, 'bin min < bin max: ' + JSON.stringify(bin));
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});
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done();
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});
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});
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it('should cast all overridable params to numbers', function(done) {
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var params = {
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bins: '256 AS other, (select 256 * 2) AS bins_number--',
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start: 1e3,
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end: 0,
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response: TestClient.RESPONSE.ERROR
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};
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this.testClient = new TestClient(mapConfig, 1234);
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this.testClient.getDataview('pop_max_histogram', params, function(err, res) {
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assert.ok(!err, err);
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assert.ok(res.errors);
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assert.equal(res.errors.length, 1);
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assert.ok(res.errors[0].match(/Invalid number format for parameter 'bins'/));
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done();
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});
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});
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});
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describe('histogram-dataview for date column type', function() {
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afterEach(function(done) {
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if (this.testClient) {
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this.testClient.drain(done);
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} else {
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done();
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}
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});
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var mapConfig = createMapConfig(
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[
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{
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"type": "cartodb",
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"options": {
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"source": {
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"id": "date-histogram-source"
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},
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"cartocss": "#points { marker-width: 10; marker-fill: red; }",
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"cartocss_version": "2.3.0"
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}
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}
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],
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{
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date_histogram: {
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source: {
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id: 'date-histogram-source'
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},
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type: 'histogram',
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options: {
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column: 'd',
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aggregation: 'month',
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timezone: -14400 // EDT Eastern Daylight Time (GMT-4) in seconds
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}
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}
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},
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[
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{
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"id": "date-histogram-source",
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"type": "source",
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"params": {
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"query": [
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"select null::geometry the_geom_webmercator, date AS d",
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"from generate_series(",
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"'2007-02-15 01:00:00'::timestamp, '2008-04-09 01:00:00'::timestamp, '1 day'::interval",
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") date"
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].join(' ')
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}
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}
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]
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);
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it('should create a date histogram aggregated in months', function (done) {
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var TIMEZONE_EDT_IN_MINUTES = -4 * 60; // EDT Eastern Daylight Time (GMT-4) in minutes
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this.testClient = new TestClient(mapConfig, 1234);
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this.testClient.getDataview('date_histogram', {}, function(err, dataview) {
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assert.ok(!err, err);
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assert.equal(dataview.type, 'histogram');
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assert.ok(dataview.bin_width > 0, 'Unexpected bin width: ' + dataview.bin_width);
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assert.equal(dataview.bins.length, 15);
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var initialTimestamp = '2007-02-01T00:00:00-04:00'; // EDT midnight
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var binsStartInMilliseconds = dataview.bins_start * 1000;
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var binsStartFormatted = moment.utc(binsStartInMilliseconds)
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.utcOffset(TIMEZONE_EDT_IN_MINUTES)
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.format();
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assert.equal(binsStartFormatted, initialTimestamp);
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dataview.bins.forEach(function(bin, index) {
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var binTimestampExpected = moment.utc(initialTimestamp)
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.utcOffset(TIMEZONE_EDT_IN_MINUTES)
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.add(index, 'month')
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.format();
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var binsTimestampInMilliseconds = bin.timestamp * 1000;
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var binTimestampFormatted = moment.utc(binsTimestampInMilliseconds)
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.utcOffset(TIMEZONE_EDT_IN_MINUTES)
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.format();
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assert.equal(binTimestampFormatted, binTimestampExpected);
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assert.ok(bin.timestamp <= bin.min && 'bin timestamp < bin min: ' + JSON.stringify(bin));
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assert.ok(bin.min <= bin.max, 'bin min < bin max: ' + JSON.stringify(bin));
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});
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done();
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});
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});
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it('should override aggregation in weeks', function (done) {
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var params = {
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aggregation: 'week'
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};
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this.testClient = new TestClient(mapConfig, 1234);
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this.testClient.getDataview('date_histogram', params, function(err, dataview) {
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assert.ok(!err, err);
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assert.equal(dataview.type, 'histogram');
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assert.ok(dataview.bin_width > 0, 'Unexpected bin width: ' + dataview.bin_width);
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assert.equal(dataview.bins.length, 61);
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dataview.bins.forEach(function(bin) {
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assert.ok(bin.min <= bin.max, 'bin min < bin max: ' + JSON.stringify(bin));
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});
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done();
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});
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});
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it('should override start and end', function (done) {
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var params = {
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start: 1180659600, // 2007-06-01 01:00:00
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end: 1193792400 // 2007-10-31 01:00:00
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};
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this.testClient = new TestClient(mapConfig, 1234);
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this.testClient.getDataview('date_histogram', params, function(err, dataview) {
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assert.ok(!err, err);
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assert.equal(dataview.type, 'histogram');
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assert.ok(dataview.bin_width > 0, 'Unexpected bin width: ' + dataview.bin_width);
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assert.equal(dataview.bins.length, 6);
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dataview.bins.forEach(function(bin) {
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assert.ok(bin.min <= bin.max, 'bin min < bin max: ' + JSON.stringify(bin));
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});
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done();
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});
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});
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it('should aggregate respecting timezone', function (done) {
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var TIMEZONE_CEST_IN_SECONDS = 2 * 3600; // Central European Summer Time (Daylight Saving Time)
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var TIMEZONE_CEST_IN_MINUTES = 2 * 60; // Central European Summer Time (Daylight Saving Time)
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var params = {
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timezone: TIMEZONE_CEST_IN_SECONDS
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};
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this.testClient = new TestClient(mapConfig, 1234);
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this.testClient.getDataview('date_histogram', params, function(err, dataview) {
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assert.ok(!err, err);
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assert.equal(dataview.type, 'histogram');
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assert.ok(dataview.bin_width > 0, 'Unexpected bin width: ' + dataview.bin_width);
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assert.equal(dataview.bins.length, 15);
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var initialTimestamp = '2007-02-01T00:00:00+02:00';
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var binsStartInMilliseconds = dataview.bins_start * 1000;
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var binsStartFormatted = moment.utc(binsStartInMilliseconds)
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.utcOffset(TIMEZONE_CEST_IN_MINUTES)
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.format();
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assert.equal(binsStartFormatted, initialTimestamp);
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dataview.bins.forEach(function(bin, index) {
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var binTimestampExpected = moment.utc(initialTimestamp)
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.utcOffset(TIMEZONE_CEST_IN_MINUTES)
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.add(index, 'month')
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.format();
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var binsTimestampInMilliseconds = bin.timestamp * 1000;
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var binTimestampFormatted = moment.utc(binsTimestampInMilliseconds)
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.utcOffset(TIMEZONE_CEST_IN_MINUTES)
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.format();
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assert.equal(binTimestampFormatted, binTimestampExpected);
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assert.ok(bin.min <= bin.max, 'bin min < bin max: ' + JSON.stringify(bin));
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});
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done();
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});
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});
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});
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