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colorscale_test.js
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var Plotly = require('@lib');
var Colorscale = require('@src/components/colorscale');
var Lib = require('@src/lib');
var Plots = require('@src/plots/plots');
var Heatmap = require('@src/traces/heatmap');
var Scatter = require('@src/traces/scatter');
var d3 = require('d3');
var createGraphDiv = require('../assets/create_graph_div');
var destroyGraphDiv = require('../assets/destroy_graph_div');
var failTest = require('../assets/fail_test');
var supplyAllDefaults = require('../assets/supply_defaults');
function _supply(arg, layout) {
var gd = {
data: Array.isArray(arg) ? arg : [arg],
layout: layout || {}
};
supplyAllDefaults(gd);
return gd;
}
describe('Test colorscale:', function() {
'use strict';
describe('isValidScale', function() {
var isValidScale = Colorscale.isValidScale;
var scl;
it('should accept colorscale strings', function() {
expect(isValidScale('Earth')).toBe(true);
expect(isValidScale('Greens')).toBe(true);
expect(isValidScale('Nop')).toBe(false);
});
it('should accept only array of 2-item arrays', function() {
expect(isValidScale('a')).toBe(false);
expect(isValidScale([])).toBe(false);
expect(isValidScale([null, undefined])).toBe(false);
expect(isValidScale([{}, [1, 'rgb(0, 0, 200']])).toBe(false);
expect(isValidScale([[0, 'rgb(200, 0, 0)'], {}])).toBe(false);
expect(isValidScale([[0, 'rgb(0, 0, 200)'], undefined])).toBe(false);
expect(isValidScale([null, [1, 'rgb(0, 0, 200)']])).toBe(false);
expect(isValidScale(['a', 'b'])).toBe(false);
expect(isValidScale(['a'])).toBe(false);
expect(isValidScale([['a'], ['b']])).toBe(false);
scl = [[0, 'rgb(0, 0, 200)'], [1, 'rgb(200, 0, 0)']];
expect(isValidScale(scl)).toBe(true);
});
it('should accept only arrays with 1st val = 0 and last val = 1', function() {
scl = [[0.2, 'rgb(0, 0, 200)'], [1, 'rgb(200, 0, 0)']];
expect(isValidScale(scl)).toBe(false);
scl = [['0', 'rgb(0, 0, 200)'], [1, 'rgb(200, 0, 0)']];
expect(isValidScale(scl)).toBe(true);
scl = [[0, 'rgb(0, 0, 200)'], [1.2, 'rgb(200, 0, 0)']];
expect(isValidScale(scl)).toBe(false);
scl = [[0, 'rgb(0, 0, 200)'], ['1.0', 'rgb(200, 0, 0)']];
expect(isValidScale(scl)).toBe(true);
});
it('should accept ascending order number-color items', function() {
scl = [['rgb(0, 0, 200)', 0], ['rgb(200, 0, 0)', 1]];
expect(isValidScale(scl)).toBe(false);
scl = [[0, 0], [1, 1]];
expect(isValidScale(scl)).toBe(false);
scl = [[0, 'a'], [1, 'b']];
expect(isValidScale()).toBe(false);
scl = [[0, 'rgb(0, 0, 200)'], [0.6, 'rgb(200, 200, 0)'],
[0.3, 'rgb(0, 200, 0)'], [1, 'rgb(200, 0, 0)']];
expect(isValidScale(scl)).toBe(false);
});
});
describe('flipScale', function() {
var flipScale = Colorscale.flipScale;
var scl;
it('should flip a colorscale', function() {
scl = [[0, 'rgb(0, 0, 200)'], ['0.5', 'rgb(0, 0, 0)'], ['1.0', 'rgb(200, 0, 0)']];
expect(flipScale(scl)).toEqual(
[[0, 'rgb(200, 0, 0)'], [0.5, 'rgb(0, 0, 0)'], [1, 'rgb(0, 0, 200)']]
);
});
});
describe('hasColorscale', function() {
var hasColorscale = Colorscale.hasColorscale;
var trace;
it('should return false when marker is not defined', function() {
var shouldBeFalse = [
{},
{marker: null}
];
shouldBeFalse.forEach(function(trace) {
expect(hasColorscale(trace, 'marker')).toBe(false);
});
});
it('should return false when marker is not defined (nested version)', function() {
var shouldBeFalse = [
{},
{marker: null},
{marker: {line: null}}
];
shouldBeFalse.forEach(function(trace) {
expect(hasColorscale(trace, 'marker.line')).toBe(false);
});
});
it('should return true when marker color is an Array with at least one number', function() {
trace = {
marker: {
color: [1, 2, 3],
line: {
color: [2, 3, 4]
}
}
};
expect(hasColorscale(trace, 'marker')).toBe(true);
expect(hasColorscale(trace, 'marker.line')).toBe(true);
trace = {
marker: {
color: ['1', 'red', '#d0d0d0'],
line: {
color: ['blue', '3', '#fff']
}
}
};
expect(hasColorscale(trace, 'marker')).toBe(true);
expect(hasColorscale(trace, 'marker.line')).toBe(true);
trace = {
marker: {
color: ['green', 'red', 'blue'],
line: {
color: ['rgb(100, 100, 100)', '#d0d0d0', '#fff']
}
}
};
expect(hasColorscale(trace, 'marker')).toBe(false);
expect(hasColorscale(trace, 'marker.line')).toBe(false);
});
it('should return true when marker showscale is true', function() {
trace = {
marker: {
showscale: true,
line: {
showscale: true
}
}
};
expect(hasColorscale(trace, 'marker')).toBe(true);
expect(hasColorscale(trace, 'marker.line')).toBe(true);
});
it('should return true when marker colorscale is valid', function() {
trace = {
marker: {
colorscale: 'Greens',
line: {
colorscale: [[0, 'rgb(0,0,0)'], [1, 'rgb(0,0,0)']]
}
}
};
expect(hasColorscale(trace, 'marker')).toBe(true);
expect(hasColorscale(trace, 'marker.line')).toBe(true);
});
it('should return true when marker cmin & cmax are numbers', function() {
trace = {
marker: {
cmin: 10,
cmax: 20,
line: {
cmin: 10,
cmax: 20
}
}
};
expect(hasColorscale(trace, 'marker')).toBe(true);
expect(hasColorscale(trace, 'marker.line')).toBe(true);
});
it('should return true when marker colorbar is defined', function() {
trace = {
marker: {
colorbar: {},
line: {
colorbar: {}
}
}
};
expect(hasColorscale(trace, 'marker')).toBe(true);
expect(hasColorscale(trace, 'marker.line')).toBe(true);
});
it('should return true when marker color is a typed array with at least one non-NaN', function() {
trace = {
marker: {
color: new Float32Array([1, 2, 3]),
line: {
color: new Float32Array([2, 3, 4])
}
}
};
expect(hasColorscale(trace, 'marker')).toBe(true);
expect(hasColorscale(trace, 'marker.line')).toBe(true);
trace = {
marker: {
color: new Float32Array([1, NaN, 3]),
line: {
color: new Float32Array([2, 3, NaN])
}
}
};
expect(hasColorscale(trace, 'marker')).toBe(true);
expect(hasColorscale(trace, 'marker.line')).toBe(true);
trace = {
marker: {
color: new Float32Array([NaN, undefined, 'not-a-number']),
line: {
color: new Float32Array(['not-a-number', NaN, undefined])
}
}
};
expect(hasColorscale(trace, 'marker')).toBe(false);
expect(hasColorscale(trace, 'marker.line')).toBe(false);
});
});
describe('handleDefaults (heatmap-like version)', function() {
var handleDefaults = Colorscale.handleDefaults;
var layout = {
font: Plots.layoutAttributes.font,
_dfltTitle: {colorbar: 'cb'}
};
var opts = {prefix: '', cLetter: 'z'};
var traceIn, traceOut;
function coerce(attr, dflt) {
return Lib.coerce(traceIn, traceOut, Heatmap.attributes, attr, dflt);
}
beforeEach(function() {
traceOut = {_module: {}};
});
it('should set auto to true when min/max are valid', function() {
traceIn = {
zmin: -10,
zmax: 10
};
handleDefaults(traceIn, traceOut, layout, coerce, opts);
expect(traceOut.zauto).toBe(false);
});
it('should fall back to auto true when min/max are invalid', function() {
traceIn = {
zmin: 'dsa',
zmax: null
};
handleDefaults(traceIn, traceOut, layout, coerce, opts);
expect(traceOut.zauto).toBe(true);
traceIn = {
zmin: 10,
zmax: -10
};
handleDefaults(traceIn, traceOut, layout, coerce, opts);
expect(traceOut.zauto).toBe(true);
});
it('should coerce autocolorscale to false unless set to true', function() {
traceIn = {};
handleDefaults(traceIn, traceOut, layout, coerce, opts);
expect(traceOut.autocolorscale).toBe(false);
traceIn = {
colorscale: 'Greens'
};
handleDefaults(traceIn, traceOut, layout, coerce, opts);
expect(traceOut.autocolorscale).toBe(false);
traceIn = {
autocolorscale: true
};
handleDefaults(traceIn, traceOut, layout, coerce, opts);
expect(traceOut.autocolorscale).toBe(true);
});
it('should coerce showscale to true unless set to false', function() {
traceIn = {};
handleDefaults(traceIn, traceOut, layout, coerce, opts);
expect(traceOut.showscale).toBe(true);
traceIn = { showscale: false };
handleDefaults(traceIn, traceOut, layout, coerce, opts);
expect(traceOut.showscale).toBe(false);
});
});
describe('handleDefaults (scatter-like version)', function() {
var handleDefaults = Colorscale.handleDefaults;
var layout = {
font: Plots.layoutAttributes.font,
_dfltTitle: {colorbar: 'cb'}
};
var opts = {prefix: 'marker.', cLetter: 'c'};
var traceIn, traceOut;
function coerce(attr, dflt) {
return Lib.coerce(traceIn, traceOut, Scatter.attributes, attr, dflt);
}
beforeEach(function() {
traceOut = {
marker: {},
_module: {}
};
});
it('should coerce autocolorscale to true by default', function() {
traceIn = { marker: { line: {} } };
handleDefaults(traceIn, traceOut, layout, coerce, opts);
expect(traceOut.marker.autocolorscale).toBe(true);
});
it('should coerce autocolorscale to false when valid colorscale is given', function() {
traceIn = {
marker: { colorscale: 'Greens' }
};
handleDefaults(traceIn, traceOut, layout, coerce, opts);
expect(traceOut.marker.autocolorscale).toBe(false);
traceIn = {
marker: { colorscale: 'nope' }
};
handleDefaults(traceIn, traceOut, layout, coerce, opts);
expect(traceOut.marker.autocolorscale).toBe(true);
});
it('should coerce showscale to true if colorbar is specified', function() {
traceIn = { marker: {} };
handleDefaults(traceIn, traceOut, layout, coerce, opts);
expect(traceOut.marker.showscale).toBe(false);
traceIn = {
marker: {
colorbar: {}
}
};
handleDefaults(traceIn, traceOut, layout, coerce, opts);
expect(traceOut.marker.showscale).toBe(true);
});
});
describe('handleDefaults (coloraxis version)', function() {
it('should not coerced colorscale/colorbar attributes when referencing a shared color axis', function() {
var gd = _supply([
{type: 'heatmap', z: [[0]]},
{type: 'heatmap', z: [[2]], coloraxis: 'coloraxis'},
{type: 'heatmap', z: [[2]], coloraxis: 'coloraxis'},
]);
var fullData = gd._fullData;
var fullLayout = gd._fullLayout;
var zAttrs = ['zauto', 'colorscale', 'reversescale'];
zAttrs.forEach(function(attr) {
expect(fullData[0][attr]).not.toBe(undefined, 'trace 0 ' + attr);
expect(fullData[1][attr]).toBe(undefined, 'trace 1 ' + attr);
expect(fullData[2][attr]).toBe(undefined, 'trace 2 ' + attr);
});
var cAttrs = ['cauto', 'colorscale', 'reversescale'];
cAttrs.forEach(function(attr) {
expect(fullLayout.coloraxis[attr]).not.toBe(undefined, 'coloraxis ' + attr);
});
expect(fullData[0].coloraxis).toBe(undefined);
expect(fullData[1].coloraxis).toBe('coloraxis');
expect(fullData[2].coloraxis).toBe('coloraxis');
expect(fullLayout.coloraxis.coloraxis).toBe(undefined);
expect(fullLayout.coloraxis.showscale).toBe(true, 'showscale is true by dflt in color axes');
});
it('should keep track of all the color axes referenced in the traces', function() {
var gd = _supply([
{type: 'heatmap', z: [[1]], coloraxis: 'coloraxis'},
{y: [1], marker: {color: [1], coloraxis: 'coloraxis'}},
{type: 'contour', z: [[1]], coloraxis: 'coloraxis3'},
// invalid
{y: [1], marker: {color: [1], coloraxis: 'c1'}},
// not coerced - visible:false trace
{marker: {color: [1], coloraxis: 'coloraxis2'}}
], {
// not referenced in traces, shouldn't get coerced
coloraxis4: {colorscale: 'Viridis'}
});
var fullData = gd._fullData;
var fullLayout = gd._fullLayout;
expect(fullData[0].coloraxis).toBe('coloraxis');
expect(fullData[1].marker.coloraxis).toBe('coloraxis');
expect(fullData[2].coloraxis).toBe('coloraxis3');
expect(fullData[3].coloraxis).toBe(undefined);
expect(fullData[0]._colorAx).toBe(fullLayout.coloraxis);
expect(fullData[1].marker._colorAx).toBe(fullLayout.coloraxis);
expect(fullData[2]._colorAx).toBe(fullLayout.coloraxis3);
expect(fullLayout.coloraxis).not.toBe(undefined);
expect(fullLayout.coloraxis2).toBe(undefined);
expect(fullLayout.coloraxis3).not.toBe(undefined);
expect(fullLayout.coloraxis4).toBe(undefined);
expect(Object.keys(fullLayout._colorAxes)).toEqual(['coloraxis', 'coloraxis3']);
expect(fullLayout._colorAxes.coloraxis[0]).toBe('heatmap');
expect(fullLayout._colorAxes.coloraxis3[0]).toBe('fill');
});
it('should log warning when trying to shared color axis with traces with incompatible color bars', function() {
spyOn(Lib, 'warn');
var gd = _supply([
// ok
{type: 'heatmap', z: [[1]], coloraxis: 'coloraxis'},
{y: [1], marker: {color: [1], coloraxis: 'coloraxis'}},
{type: 'contour', z: [[1]], contours: {coloring: 'heatmap'}, coloraxis: 'coloraxis'},
// invalid (coloring dflt is 'fill')
{type: 'heatmap', z: [[1]], coloraxis: 'coloraxis2'},
{type: 'contour', z: [[1]], coloraxis: 'coloraxis2'},
// invalid
{type: 'contour', z: [[1]], contours: {coloring: 'lines'}, coloraxis: 'coloraxis3'},
{type: 'contour', z: [[1]], contours: {coloring: 'heatmap'}, coloraxis: 'coloraxis3'},
// ok
{type: 'contour', z: [[1]], coloraxis: 'coloraxis4'},
{type: 'contour', z: [[1]], coloraxis: 'coloraxis4'},
// ok
{type: 'contour', z: [[1]], contours: {coloring: 'lines'}, coloraxis: 'coloraxis5'},
{type: 'contour', z: [[1]], contours: {coloring: 'lines'}, coloraxis: 'coloraxis5'}
]);
var fullData = gd._fullData;
var fullLayout = gd._fullLayout;
expect(Object.keys(fullLayout._colorAxes)).toEqual(['coloraxis', 'coloraxis4', 'coloraxis5']);
expect(fullLayout._colorAxes.coloraxis[0]).toBe('heatmap');
expect(fullLayout._colorAxes.coloraxis4[0]).toBe('fill');
expect(fullLayout._colorAxes.coloraxis5[0]).toBe('lines');
expect(Lib.warn).toHaveBeenCalledTimes(2);
var zAttrs = ['zauto', 'colorscale', 'reversescale'];
var withColorAx = [0, 1, 2, 7, 8, 9, 10];
var woColorAx = [3, 4, 5, 6];
zAttrs.forEach(function(attr) {
withColorAx.forEach(function(i) {
expect(fullData[i][attr]).toBe(undefined, 'trace ' + i + ' ' + attr);
});
woColorAx.forEach(function(i) {
expect(fullData[i][attr]).not.toBe(undefined, 'trace ' + i + ' ' + attr);
});
});
});
});
describe('calc', function() {
var calcColorscale = Colorscale.calc;
var trace, z;
var gd;
beforeEach(function() {
trace = {};
z = {};
gd = {};
});
it('should be RdBuNeg when autocolorscale and z <= 0', function() {
trace = {
type: 'heatmap',
z: [[-0, -1.5], [-2, -10]],
autocolorscale: true,
_input: {autocolorscale: true}
};
gd = _supply(trace);
calcColorscale(gd, trace, {vals: trace.z, containerStr: '', cLetter: 'z'});
expect(trace.autocolorscale).toBe(true);
expect(trace.colorscale[5]).toEqual([1, 'rgb(220,220,220)']);
});
it('should be layout.colorscale.sequentialminus when autocolorscale and z <= 0', function() {
var colorscale = [[0, 'rgb(0,0,0)'], [1, 'rgb(255,255,255)']];
trace = {
type: 'heatmap',
z: [[-0, -1.5], [-2, -10]],
autocolorscale: true,
_input: {autocolorscale: true}
};
var layout = {
colorscale: {
sequentialminus: colorscale
}
};
gd = _supply(trace, layout);
calcColorscale(gd, trace, {vals: trace.z, containerStr: '', cLetter: 'z'});
expect(trace.autocolorscale).toBe(true);
expect(trace.colorscale).toEqual(colorscale);
});
it('should be Blues when the only numerical z <= -0.5', function() {
trace = {
type: 'heatmap',
z: [['a', 'b'], [-0.5, 'd']],
autocolorscale: true,
_input: {autocolorscale: true}
};
z = [[undefined, undefined], [-0.5, undefined]];
gd = _supply(trace);
calcColorscale(gd, trace, {vals: z, containerStr: '', cLetter: 'z'});
expect(trace.autocolorscale).toBe(true);
expect(trace.colorscale[5]).toEqual([1, 'rgb(220,220,220)']);
});
it('should be layout.colorscale.sequentialminus when autocolorscale and the only numerical z <= -0.5', function() {
var colorscale = [[0, 'rgb(0,0,0)'], [1, 'rgb(255,255,255)']];
trace = {
type: 'heatmap',
z: [['a', 'b'], [-0.5, 'd']],
autocolorscale: true,
_input: {autocolorscale: true}
};
z = [[undefined, undefined], [-0.5, undefined]];
var layout = {
colorscale: {
sequentialminus: colorscale
}
};
gd = _supply(trace, layout);
calcColorscale(gd, trace, {vals: z, containerStr: '', cLetter: 'z'});
expect(trace.autocolorscale).toBe(true);
expect(trace.colorscale).toEqual(colorscale);
});
it('should be Reds when the only numerical z >= 0.5', function() {
trace = {
type: 'heatmap',
z: [['a', 'b'], [0.5, 'd']],
autocolorscale: true,
_input: {autocolorscale: true}
};
z = [[undefined, undefined], [0.5, undefined]];
gd = _supply(trace);
calcColorscale(gd, trace, {vals: z, containerStr: '', cLetter: 'z'});
expect(trace.autocolorscale).toBe(true);
expect(trace.colorscale[0]).toEqual([0, 'rgb(220,220,220)']);
});
it('should be layout.colorscale.sequential when autocolorscale and the only numerical z >= 0.5', function() {
var colorscale = [[0, 'rgb(0,0,0)'], [1, 'rgb(255,255,255)']];
trace = {
type: 'heatmap',
z: [['a', 'b'], [0.5, 'd']],
autocolorscale: true,
_input: {autocolorscale: true}
};
z = [[undefined, undefined], [0.5, undefined]];
var layout = {
colorscale: {
sequential: colorscale
}
};
gd = _supply(trace, layout);
calcColorscale(gd, trace, {vals: z, containerStr: '', cLetter: 'z'});
expect(trace.autocolorscale).toBe(true);
expect(trace.colorscale).toEqual(colorscale);
});
it('should be layout.colorscale.diverging when autocolorscale and there are positive and negative values', function() {
var colorscale = [[0, 'rgb(0,0,0)'], [1, 'rgb(255,255,255)']];
trace = {
type: 'heatmap',
z: [[-1.0, 'b'], [0.5, 'd']],
autocolorscale: true,
_input: {autocolorscale: true}
};
z = [[-1.0, undefined], [0.5, undefined]];
var layout = {
colorscale: {
diverging: colorscale
}
};
gd = _supply(trace, layout);
calcColorscale(gd, trace, {vals: z, containerStr: '', cLetter: 'z'});
expect(trace.autocolorscale).toBe(true);
expect(trace.colorscale).toEqual(colorscale);
});
it('should ignore layout.colorscale.diverging when colorscale is defined at trace-level', function() {
var colorscale = [[0, 'rgb(0,0,0)'], [1, 'rgb(255,255,255)']];
var layoutColorscale = [[0, 'rgb(0,0,0)'], [1, 'rgb(255,255,255)']];
trace = {
type: 'heatmap',
z: [[-1.0, 'b'], [0.5, 'd']],
autocolorscale: true,
_input: {autocolorscale: true},
colorscale: colorscale
};
z = [[-1.0, undefined], [0.5, undefined]];
var layout = {
colorscale: {
diverging: layoutColorscale
}
};
gd = _supply(trace, layout);
calcColorscale(gd, trace, {vals: z, containerStr: '', cLetter: 'z'});
expect(trace.autocolorscale).toBe(true);
expect(trace.colorscale).toEqual(colorscale);
});
it('should compute min/max across trace linked to same color axis', function() {
gd = _supply([
{type: 'heatmap', z: [[1, 3, 4], [2, 3, 1]], coloraxis: 'coloraxis'},
{y: [1, 3, 1], marker: {color: [3, 4, -2], coloraxis: 'coloraxis'}},
]);
Plots.doCalcdata(gd);
var fullData = gd._fullData;
expect(fullData[0].zmin).toBe(undefined);
expect(fullData[0].zmax).toBe(undefined);
expect(fullData[1].marker.cmin).toBe(undefined);
expect(fullData[1].marker.cmax).toBe(undefined);
var fullLayout = gd._fullLayout;
expect(fullLayout.coloraxis.cmin).toBe(-2);
expect(fullLayout.coloraxis._cmin).toBe(-2);
expect(fullLayout.coloraxis.cmax).toBe(4);
expect(fullLayout.coloraxis._cmax).toBe(4);
});
});
describe('extractScale + makeColorScaleFunc', function() {
var scale = [
[0, 'rgb(5,10,172)'],
[0.35, 'rgb(106,137,247)'],
[0.5, 'rgb(190,190,190)'],
[0.6, 'rgb(220,170,132)'],
[0.7, 'rgb(230,145,90)'],
[1, 'rgb(178,10,28)']
];
it('should constrain color array values between cmin and cmax', function() {
var trace = {
colorscale: scale,
cmin: 2,
cmax: 3
};
var specs = Colorscale.extractScale(trace);
var sclFunc = Colorscale.makeColorScaleFunc(specs);
var color1 = sclFunc(1);
var color2 = sclFunc(2);
var color3 = sclFunc(3);
var color4 = sclFunc(4);
expect(color1).toEqual(color2);
expect(color1).toEqual('rgb(5, 10, 172)');
expect(color3).toEqual(color4);
expect(color4).toEqual('rgb(178, 10, 28)');
});
it('should flip color range when reversescale is true', function() {
var trace = {
colorscale: scale,
reversescale: true,
zmin: 2,
zmax: 3
};
var specs = Colorscale.extractScale(trace);
var sclFunc = Colorscale.makeColorScaleFunc(specs);
var color1 = sclFunc(1);
var color2 = sclFunc(2);
var color3 = sclFunc(3);
var color4 = sclFunc(4);
expect(color1).toEqual(color2);
expect(color1).toEqual('rgb(178, 10, 28)');
expect(color3).toEqual(color4);
expect(color4).toEqual('rgb(5, 10, 172)');
});
it('should extract coloraxis options, if present', function() {
var trace = {
_colorAx: {
colorscale: scale,
cmin: 2,
cmax: 3
}
};
var specs = Colorscale.extractScale(trace);
var sclFunc = Colorscale.makeColorScaleFunc(specs);
var color1 = sclFunc(1);
var color2 = sclFunc(2);
var color3 = sclFunc(3);
var color4 = sclFunc(4);
expect(color1).toEqual(color2);
expect(color1).toEqual('rgb(5, 10, 172)');
expect(color3).toEqual(color4);
expect(color4).toEqual('rgb(178, 10, 28)');
});
});
});
describe('Test colorscale restyle calls:', function() {
var gd;
beforeEach(function() {
gd = createGraphDiv();
});
afterEach(function() {
Plotly.purge(gd);
destroyGraphDiv();
});
function getFill(q) {
return d3.select(q).node().style.fill;
}
it('should be able to toggle between autocolorscale true/false and set colorscales (contour case)', function(done) {
function _assert(msg, exp) {
var cc = [];
cc.push(getFill('.contourbg > path'));
d3.selectAll('.contourfill > path').each(function() {
cc.push(getFill(this));
});
expect(cc).toEqual(exp.contourColors);
expect(gd._fullData[0].colorscale).toEqual(exp.colorscale);
expect(gd._fullData[0].autocolorscale).toBe(exp.autocolorscale, msg);
expect(gd.data[0].colorscale).toEqual(exp.colorscaleIn);
expect(gd.data[0].autocolorscale).toBe(exp.autocolorscaleIn, msg);
}
// update via, assert then assert again (and again ;) after non-calc edits
function _run(msg, restyleObj, exp) {
return Plotly.restyle(gd, restyleObj)
.then(function() { _assert(msg, exp); })
.then(function() { return Plotly.relayout(gd, 'xaxis.range', [-1, 5]); })
.then(function() { _assert(msg + ' after axrange relayout', exp); })
.then(function() { return Plotly.relayout(gd, 'xaxis.autorange', true); })
.then(function() { _assert(msg + ' after autorange', exp); })
.then(function() { return Plotly.restyle(gd, 'contours.showlines', true); })
.then(function() { _assert(msg + ' after contours.showlines restyle', exp); })
.then(function() { return Plotly.restyle(gd, 'contours.showlines', false); })
.then(function() { _assert(msg + ' back to original contours.showlines', exp); });
}
var rdbu = ['rgb(5, 10, 172)', 'rgb(190, 190, 190)', 'rgb(178, 10, 28)'];
var reds = ['rgb(220, 220, 220)', 'rgb(234, 135, 92)', 'rgb(178, 10, 28)'];
var grns = ['rgb(0, 68, 27)', 'rgb(116, 196, 118)', 'rgb(247, 252, 245)'];
Plotly.plot(gd, [{
type: 'contour',
z: [
[1, 20, 30],
[20, 1, 60],
[30, 60, 1]
],
ncontours: 3
}])
.then(function() {
_assert('base (autocolorscale:false by dflt)', {
contourColors: rdbu,
autocolorscale: false,
autocolorscaleIn: undefined,
colorscale: Colorscale.scales.RdBu,
colorscaleIn: undefined
});
})
.then(function() {
return _run('restyle to autocolorscale:true', {autocolorscale: true}, {
contourColors: reds,
autocolorscale: true,
autocolorscaleIn: true,
colorscale: Colorscale.scales.Reds,
colorscaleIn: undefined
});
})
.then(function() {
return _run('restyle to reversescale:true with autocolorscale:true', {reversescale: true}, {
contourColors: reds.slice().reverse(),
autocolorscale: true,
autocolorscaleIn: true,
colorscale: Colorscale.scales.Reds,
colorscaleIn: undefined
});
})
.then(function() {
return _run('restyle back to autocolorscale:false with reversescale:true', {autocolorscale: false}, {
contourColors: rdbu.slice().reverse(),
autocolorscale: false,
autocolorscaleIn: false,
colorscale: Colorscale.scales.RdBu,
colorscaleIn: undefined
});
})
.then(function() {
return _run('restyle to *Greens* colorscale', {colorscale: 'Greens', reversescale: false}, {
contourColors: grns,
autocolorscale: false,
autocolorscaleIn: false,
colorscale: Colorscale.scales.Greens,
colorscaleIn: 'Greens'
});
})
.then(function() {
return _run('restyle back again to autocolorscale:true', {autocolorscale: true}, {
contourColors: reds,
autocolorscale: true,
autocolorscaleIn: true,
colorscale: Colorscale.scales.Reds,
colorscaleIn: 'Greens'
});
})
.then(function() {
return _run('restyle back to autocolorscale:false with colorscale:Greens', {autocolorscale: false}, {
contourColors: grns,
autocolorscale: false,
autocolorscaleIn: false,
colorscale: Colorscale.scales.Greens,
colorscaleIn: 'Greens'
});
})
.catch(failTest)
.then(done);
});
it('should be able to toggle between autocolorscale true/false and set colorscales (scatter marker case)', function(done) {
function _assert(msg, exp) {
var mcc = [];
d3.selectAll('path.point').each(function() {
mcc.push(getFill(this));
});
expect(mcc).toEqual(exp.mcc);
expect(gd._fullData[0].marker.colorscale).toEqual(exp.colorscale);
expect(gd._fullData[0].marker.autocolorscale).toBe(exp.autocolorscale, msg);
expect(gd.data[0].marker.colorscale).toEqual(exp.colorscaleIn);
expect(gd.data[0].marker.autocolorscale).toBe(exp.autocolorscaleIn, msg);
}
// update via, assert then assert again (and again ;) after non-calc edits
function _run(msg, restyleObj, exp) {
return Plotly.restyle(gd, restyleObj)
.then(function() { _assert(msg, exp); })
.then(function() { return Plotly.relayout(gd, 'xaxis.range', [-1, 5]); })
.then(function() { _assert(msg + ' after axrange relayout', exp); })
.then(function() { return Plotly.relayout(gd, 'xaxis.autorange', true); })
.then(function() { _assert(msg + ' after autorange', exp); })
.then(function() { return Plotly.restyle(gd, 'marker.symbol', 'square'); })
.then(function() { _assert(msg + ' after marker.symbol restyle', exp); })
.then(function() { return Plotly.restyle(gd, 'marker.symbol', null); })
.then(function() { _assert(msg + ' back to original marker.symbol', exp); });
}
var rdbu = ['rgb(5, 10, 172)', 'rgb(77, 101, 226)', 'rgb(178, 10, 28)'];
var grns = ['rgb(0, 68, 27)', 'rgb(35, 139, 69)', 'rgb(247, 252, 245)'];
Plotly.plot(gd, [{
mode: 'markers',
y: [1, 2, 3],
marker: {color: [-1, 0, 3]}
}])
.then(function() {
_assert('base (autocolorscale:true by dflt)', {
mcc: rdbu,
autocolorscale: true,
autocolorscaleIn: undefined,
colorscale: Colorscale.scales.RdBu,
colorscaleIn: undefined
});
})
.then(function() {
return _run('set *Greens* colorscale', {'marker.colorscale': 'Greens'}, {
mcc: grns,
autocolorscale: false,
autocolorscaleIn: false,
colorscale: Colorscale.scales.Greens,
colorscaleIn: 'Greens'
});
})
.then(function() {
return _run('back to autocolorscale:true', {'marker.autocolorscale': true}, {
mcc: rdbu,
autocolorscale: true,
autocolorscaleIn: true,
colorscale: Colorscale.scales.RdBu,
colorscaleIn: 'Greens'
});
})
.then(function() {
return _run('back to autocolorscale:false w/ colorscale set', {'marker.autocolorscale': false}, {
mcc: grns,
autocolorscale: false,
autocolorscaleIn: false,
colorscale: Colorscale.scales.Greens,
colorscaleIn: 'Greens'
});
})
.catch(failTest)
.then(done);
});
it('should be able to toggle between autocolorscale true/false and set colorscales (scatter marker line case)', function(done) {
var mlw0 = 5;
function _assert(msg, exp) {
var mlcc = [];
d3.selectAll('path.point').each(function() {
mlcc.push(d3.select(this).node().style.stroke);
});
expect(mlcc).toEqual(exp.mlcc);
expect(gd._fullData[0].marker.line.colorscale).toEqual(exp.colorscale);
expect(gd._fullData[0].marker.line.autocolorscale).toBe(exp.autocolorscale, msg);
expect(gd.data[0].marker.line.colorscale).toEqual(exp.colorscaleIn);
expect(gd.data[0].marker.line.autocolorscale).toBe(exp.autocolorscaleIn, msg);
}
// update via, assert then assert again (and again ;) after non-calc edits
function _run(msg, restyleObj, exp) {
return Plotly.restyle(gd, restyleObj)
.then(function() { _assert(msg, exp); })
.then(function() { return Plotly.relayout(gd, 'xaxis.range', [-1, 5]); })
.then(function() { _assert(msg + ' after axrange relayout', exp); })
.then(function() { return Plotly.relayout(gd, 'xaxis.autorange', true); })
.then(function() { _assert(msg + ' after autorange', exp); })
.then(function() { return Plotly.restyle(gd, 'marker.line.width', 10); })
.then(function() { _assert(msg + ' after marker lw restyle', exp); })
.then(function() { return Plotly.restyle(gd, 'marker.line.width', mlw0); })
.then(function() { _assert(msg + ' back to original marker lw', exp); });
}
var blues = ['rgb(220, 220, 220)', 'rgb(70, 100, 245)', 'rgb(5, 10, 172)'];
var grns = ['rgb(247, 252, 245)', 'rgb(116, 196, 118)', 'rgb(0, 68, 27)'];
Plotly.plot(gd, [{
mode: 'markers',
y: [1, 2, 3],
marker: {
size: 20,
line: {
color: [-1, -2, -3],
width: mlw0
}
}
}])
.then(function() {
_assert('base (autocolorscale:true by dflt)', {
mlcc: blues,
autocolorscale: true,
autocolorscaleIn: undefined,
colorscale: Colorscale.scales.Blues,
colorscaleIn: undefined
});
})
.then(function() {
return _run('set *Greens* colorscale', {'marker.line.colorscale': 'Greens'}, {
mlcc: grns,
autocolorscale: false,
autocolorscaleIn: false,
colorscale: Colorscale.scales.Greens,
colorscaleIn: 'Greens'
});