| <!DOCTYPE html> |
| <!-- |
| Copyright (c) 2015 The Chromium Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| --> |
| |
| <link rel="import" href="/tracing/base/math/range.html"> |
| <link rel="import" href="/tracing/core/test_utils.html"> |
| <link rel="import" href="/tracing/ui/tracks/chart_point.html"> |
| <link rel="import" href="/tracing/ui/tracks/chart_series.html"> |
| <link rel="import" href="/tracing/ui/tracks/chart_series_y_axis.html"> |
| |
| <script> |
| 'use strict'; |
| |
| tr.b.unittest.testSuite(function() { |
| var ChartSeriesYAxis = tr.ui.tracks.ChartSeriesYAxis; |
| var ChartPoint = tr.ui.tracks.ChartPoint; |
| var ChartSeries = tr.ui.tracks.ChartSeries; |
| var Range = tr.b.math.Range; |
| |
| function buildRange() { |
| var range = new Range(); |
| for (var i = 0; i < arguments.length; i++) |
| range.addValue(arguments[i]); |
| return range; |
| } |
| |
| function buildSeries() { |
| var points = []; |
| for (var i = 0; i < arguments.length; i++) { |
| points.push(new ChartPoint(undefined, i, arguments[i])); |
| } |
| return new ChartSeries(points, new ChartSeriesYAxis()); |
| } |
| |
| test('instantiate_emptyBounds', function() { |
| var seriesYAxis = new ChartSeriesYAxis(); |
| assert.isTrue(seriesYAxis.bounds.isEmpty); |
| }); |
| |
| test('instantiate_nonEmptyBounds', function() { |
| var seriesYAxis = new ChartSeriesYAxis(-2, 12); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, -2); |
| assert.equal(seriesYAxis.bounds.max, 12); |
| }); |
| |
| test('instantiate_equalBounds', function() { |
| var seriesYAxis = new ChartSeriesYAxis(2.72); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 2.72); |
| assert.equal(seriesYAxis.bounds.max, 2.72); |
| }); |
| |
| test('checkValueToUnitRange_emptyBounds', function() { |
| var seriesYAxis = new ChartSeriesYAxis(); |
| assert.throws(function() { seriesYAxis.valueToUnitRange(42); }); |
| }); |
| |
| test('checkValueToUnitRange_nonEmptyBounds', function() { |
| var seriesYAxis = new ChartSeriesYAxis(10, 20); |
| |
| assert.equal(seriesYAxis.valueToUnitRange(0), -1); |
| assert.equal(seriesYAxis.valueToUnitRange(10), 0); |
| assert.equal(seriesYAxis.valueToUnitRange(15), 0.5); |
| assert.equal(seriesYAxis.valueToUnitRange(20), 1); |
| assert.equal(seriesYAxis.valueToUnitRange(30), 2); |
| }); |
| |
| test('checkValueToUnitRange_equalBounds', function() { |
| var seriesYAxis = new ChartSeriesYAxis(3.14); |
| |
| assert.equal(seriesYAxis.valueToUnitRange(0), 0); |
| assert.equal(seriesYAxis.valueToUnitRange(3.14), 0); |
| assert.equal(seriesYAxis.valueToUnitRange(6.28), 0); |
| }); |
| |
| test('checkAutoSetFromRange_emptyBounds', function() { |
| // Empty range. |
| var seriesYAxis = new ChartSeriesYAxis(); |
| seriesYAxis.autoSetFromRange(buildRange()); |
| assert.isTrue(seriesYAxis.bounds.isEmpty); |
| |
| // Non-empty range. |
| var seriesYAxis = new ChartSeriesYAxis(); |
| seriesYAxis.autoSetFromRange(buildRange(-1, 3)); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, -1); |
| assert.equal(seriesYAxis.bounds.max, 3); |
| }); |
| |
| test('checkAutoSetFromRange_nonEmptyBounds', function() { |
| // Empty range. |
| var seriesYAxis = new ChartSeriesYAxis(0, 1); |
| seriesYAxis.autoSetFromRange(buildRange()); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 0); |
| assert.equal(seriesYAxis.bounds.max, 1); |
| |
| // No configuration. |
| var seriesYAxis = new ChartSeriesYAxis(2, 3); |
| seriesYAxis.autoSetFromRange(buildRange(1, 4)); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 2); |
| assert.equal(seriesYAxis.bounds.max, 3); |
| |
| // Allow expanding min. |
| var seriesYAxis = new ChartSeriesYAxis(-2, -1); |
| seriesYAxis.autoSetFromRange(buildRange(-3, 0), {expandMin: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, -3); |
| assert.equal(seriesYAxis.bounds.max, -1); |
| |
| // Allow shrinking min. |
| var seriesYAxis = new ChartSeriesYAxis(-2, -1); |
| seriesYAxis.autoSetFromRange(buildRange(-1.5, 0.5), {shrinkMin: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, -1.5); |
| assert.equal(seriesYAxis.bounds.max, -1); |
| |
| var seriesYAxis = new ChartSeriesYAxis(7, 8); |
| seriesYAxis.autoSetFromRange(buildRange(9, 10), {shrinkMin: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 8); |
| assert.equal(seriesYAxis.bounds.max, 8); |
| |
| // Allow expanding max. |
| var seriesYAxis = new ChartSeriesYAxis(19, 20); |
| seriesYAxis.autoSetFromRange(buildRange(18, 21), {expandMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 19); |
| assert.equal(seriesYAxis.bounds.max, 21); |
| |
| // Allow shrinking max. |
| var seriesYAxis = new ChartSeriesYAxis(30, 32); |
| seriesYAxis.autoSetFromRange(buildRange(29, 31), {shrinkMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 30); |
| assert.equal(seriesYAxis.bounds.max, 31); |
| |
| var seriesYAxis = new ChartSeriesYAxis(41, 42); |
| seriesYAxis.autoSetFromRange(buildRange(39, 40), {shrinkMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 41); |
| assert.equal(seriesYAxis.bounds.max, 41); |
| |
| // Allow shrinking both bounds. |
| var seriesYAxis = new ChartSeriesYAxis(50, 53); |
| seriesYAxis.autoSetFromRange(buildRange(51, 52), |
| {shrinkMin: true, shrinkMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 51); |
| assert.equal(seriesYAxis.bounds.max, 52); |
| |
| var seriesYAxis = new ChartSeriesYAxis(50, 53); |
| seriesYAxis.autoSetFromRange(buildRange(49, 52), |
| {shrinkMin: true, shrinkMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 50); |
| assert.equal(seriesYAxis.bounds.max, 52); |
| |
| var seriesYAxis = new ChartSeriesYAxis(50, 53); |
| seriesYAxis.autoSetFromRange(buildRange(51, 54), |
| {shrinkMin: true, shrinkMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 51); |
| assert.equal(seriesYAxis.bounds.max, 53); |
| |
| var seriesYAxis = new ChartSeriesYAxis(50, 53); |
| seriesYAxis.autoSetFromRange(buildRange(49, 54), |
| {shrinkMin: true, shrinkMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 50); |
| assert.equal(seriesYAxis.bounds.max, 53); |
| |
| // Allow expanding both bounds. |
| var seriesYAxis = new ChartSeriesYAxis(60, 61); |
| seriesYAxis.autoSetFromRange(buildRange(0, 100), |
| {expandMin: true, expandMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 0); |
| assert.equal(seriesYAxis.bounds.max, 100); |
| |
| var seriesYAxis = new ChartSeriesYAxis(60, 61); |
| seriesYAxis.autoSetFromRange(buildRange(60.5, 100), |
| {expandMin: true, expandMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 60); |
| assert.equal(seriesYAxis.bounds.max, 100); |
| |
| var seriesYAxis = new ChartSeriesYAxis(60, 61); |
| seriesYAxis.autoSetFromRange(buildRange(0, 60.5), |
| {expandMin: true, expandMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 0); |
| assert.equal(seriesYAxis.bounds.max, 61); |
| |
| var seriesYAxis = new ChartSeriesYAxis(60, 61); |
| seriesYAxis.autoSetFromRange(buildRange(60.2, 60.8), |
| {expandMin: true, expandMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 60); |
| assert.equal(seriesYAxis.bounds.max, 61); |
| |
| // Allow shrinking min and expanding max. |
| var seriesYAxis = new ChartSeriesYAxis(60, 61); |
| seriesYAxis.autoSetFromRange(buildRange(62, 63), |
| {shrinkMin: true, expandMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 62); |
| assert.equal(seriesYAxis.bounds.max, 63); |
| |
| var seriesYAxis = new ChartSeriesYAxis(60, 61); |
| seriesYAxis.autoSetFromRange(buildRange(59, 63), |
| {shrinkMin: true, expandMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 60); |
| assert.equal(seriesYAxis.bounds.max, 63); |
| |
| var seriesYAxis = new ChartSeriesYAxis(60, 61); |
| seriesYAxis.autoSetFromRange(buildRange(60.2, 60.8), |
| {shrinkMin: true, expandMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 60.2); |
| assert.equal(seriesYAxis.bounds.max, 61); |
| |
| var seriesYAxis = new ChartSeriesYAxis(60, 61); |
| seriesYAxis.autoSetFromRange(buildRange(59, 60.5), |
| {shrinkMin: true, expandMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 60); |
| assert.equal(seriesYAxis.bounds.max, 61); |
| |
| // Allow expanding min and shrinking max. |
| var seriesYAxis = new ChartSeriesYAxis(60, 61); |
| seriesYAxis.autoSetFromRange(buildRange(62, 63), |
| {expandMin: true, shrinkMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 60); |
| assert.equal(seriesYAxis.bounds.max, 61); |
| |
| var seriesYAxis = new ChartSeriesYAxis(60, 61); |
| seriesYAxis.autoSetFromRange(buildRange(59, 63), |
| {expandMin: true, shrinkMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 59); |
| assert.equal(seriesYAxis.bounds.max, 61); |
| |
| var seriesYAxis = new ChartSeriesYAxis(60, 61); |
| seriesYAxis.autoSetFromRange(buildRange(60.2, 60.8), |
| {expandMin: true, shrinkMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 60); |
| assert.equal(seriesYAxis.bounds.max, 60.8); |
| |
| var seriesYAxis = new ChartSeriesYAxis(60, 61); |
| seriesYAxis.autoSetFromRange(buildRange(59, 60.5), |
| {expandMin: true, shrinkMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 59); |
| assert.equal(seriesYAxis.bounds.max, 60.5); |
| |
| // Allow everything. |
| var seriesYAxis = new ChartSeriesYAxis(200, 250); |
| seriesYAxis.autoSetFromRange(buildRange(150, 175), |
| {expandMin: true, expandMax: true, shrinkMin: true, shrinkMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 150); |
| assert.equal(seriesYAxis.bounds.max, 175); |
| |
| var seriesYAxis = new ChartSeriesYAxis(0, 0.1); |
| seriesYAxis.autoSetFromRange(buildRange(0.2, 0.3), |
| {expandMin: true, expandMax: true, shrinkMin: true, shrinkMax: true}); |
| assert.isFalse(seriesYAxis.bounds.isEmpty); |
| assert.equal(seriesYAxis.bounds.min, 0.2); |
| assert.equal(seriesYAxis.bounds.max, 0.3); |
| }); |
| |
| test('checkAutoSetFromSeries_noSeries', function() { |
| var seriesYAxis = new ChartSeriesYAxis(-100, 100); |
| var series = []; |
| |
| seriesYAxis.autoSetFromSeries(series); |
| assert.equal(seriesYAxis.bounds.min, -100); |
| assert.equal(seriesYAxis.bounds.max, 100); |
| }); |
| |
| test('checkAutoSetFromSeries_oneSeries', function() { |
| var seriesYAxis = new ChartSeriesYAxis(-100, 100); |
| var series = [buildSeries(-80, 100, -40, 200)]; |
| |
| seriesYAxis.autoSetFromSeries(series, {shrinkMin: true, expandMax: true}); |
| assert.equal(seriesYAxis.bounds.min, -80); |
| assert.equal(seriesYAxis.bounds.max, 200); |
| }); |
| |
| test('checkAutoSetFromSeries_multipleSeries', function() { |
| var seriesYAxis = new ChartSeriesYAxis(-100, 100); |
| var series = [ |
| buildSeries(0, 20, 10, 30), |
| buildSeries(), |
| buildSeries(-500) |
| ]; |
| |
| seriesYAxis.autoSetFromSeries(series, {expandMin: true, shrinkMax: true}); |
| assert.equal(seriesYAxis.bounds.min, -500); |
| assert.equal(seriesYAxis.bounds.max, 30); |
| }); |
| }); |
| </script> |
