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ChartLayout.fs
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module Tests.ChartLayout
open Expecto
open Plotly.NET
open Plotly.NET.LayoutObjects
open Plotly.NET.TraceObjects
open Plotly.NET.GenericChart
open TestUtils.HtmlCodegen
let axisStylingChart =
let x = [1.; 2.; 3.; 4.; 5.; 6.; 7.; 8.; 9.; 10.; ]
let y = [2.; 1.5; 5.; 1.5; 3.; 2.5; 2.5; 1.5; 3.5; 1.]
let plot1 =
Chart.Point(x,y, UseDefaults = false)
|> Chart.withXAxisStyle ("X axis title quack quack", MinMax = (-1.,10.))
|> Chart.withYAxisStyle ("Y axis title boo foo", MinMax = (-1.,10.))
plot1
[<Tests>]
let ``Axis styling`` =
testList "ChartLayout.Axis styling tests" [
testCase "X With axis has title" ( fun c ->
"\"title\":{\"text\":\"X axis title quack quack\"}"
|> chartGeneratedContains axisStylingChart
);
testCase "Y With axis has title" ( fun c ->
"\"title\":{\"text\":\"Y axis title boo foo\"}"
|> chartGeneratedContains axisStylingChart
);
testCase "Should have range" ( fun c ->
"\"range\":[-1.0,10.0]"
|> chartGeneratedContains axisStylingChart
)
]
let multipleAxesChart =
let x = [1.; 2.; 3.; 4.; 5.; 6.; 7.; 8.; 9.; 10.; ]
let y = [2.; 1.5; 5.; 1.5; 3.; 2.5; 2.5; 1.5; 3.5; 1.]
let y' = y |> List.map (fun y -> y * 2.) |> List.rev
let anchoredAt1 =
Chart.Line (x,y,Name="anchor 1", UseDefaults = false)
|> Chart.withAxisAnchor(Y=1)
let anchoredAt2 =
Chart.Line (x,y',Name="anchor 2", UseDefaults = false)
|> Chart.withAxisAnchor(Y=2)
let twoYAxes1 =
[
anchoredAt1
anchoredAt2
]
|> Chart.combine
|> Chart.withYAxisStyle(
"axis 1",
Side=StyleParam.Side.Left,
Id= StyleParam.SubPlotId.YAxis 1
)
|> Chart.withYAxisStyle(
"axis2",
Side=StyleParam.Side.Right,
Id=StyleParam.SubPlotId.YAxis 2,
Overlaying=StyleParam.LinearAxisId.Y 1
)
twoYAxes1
[<Tests>]
let ``Multiple Axes styling`` =
testList "ChartLayout.Multiple Axes styling tests" [
testCase "Layout" ( fun () ->
"var layout = {\"yaxis\":{\"title\":{\"text\":\"axis 1\"},\"side\":\"left\"},\"yaxis2\":{\"title\":{\"text\":\"axis2\"},\"side\":\"right\",\"overlaying\":\"y\"}};"
|> chartGeneratedContains multipleAxesChart
);
]
let errorBarsChart =
let x = [1.; 2.; 3.; 4.; 5.; 6.; 7.; 8.; 9.; 10.; ]
let y' = [2.; 1.5; 5.; 1.5; 3.; 2.5; 2.5; 1.5; 3.5; 1.]
let xError = [|0.2;0.3;0.2;0.1;0.2;0.4;0.2;0.08;0.2;0.1;|]
let yError = [|0.3;0.2;0.1;0.4;0.2;0.4;0.1;0.18;0.02;0.2;|]
Chart.Point(x,y',Name="points with errors", UseDefaults = false)
|> Chart.withXErrorStyle (Array=xError,Symmetric=true)
|> Chart.withYErrorStyle (Array=yError, Arrayminus = xError)
[<Tests>]
let ``Error bars`` =
testList "ChartLayout.Error bars tests" [
testCase "Full data test" ( fun () ->
"""var data = [{"type":"scatter","name":"points with errors","mode":"markers","x":[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10.0],"y":[2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"marker":{},"line":{},"error_x":{"symmetric":true,"array":[0.2,0.3,0.2,0.1,0.2,0.4,0.2,0.08,0.2,0.1]},"error_y":{"array":[0.3,0.2,0.1,0.4,0.2,0.4,0.1,0.18,0.02,0.2],"arrayminus":[0.2,0.3,0.2,0.1,0.2,0.4,0.2,0.08,0.2,0.1]}}];"""
|> chartGeneratedContains errorBarsChart
);
testCase "Expecting name" ( fun () ->
"\"name\":\"points with errors\""
|> chartGeneratedContains errorBarsChart
);
testCase "Expecting error X data" ( fun () ->
"\"error_x\":{\"symmetric\":true,\"array\":[0.2,0.3,0.2,0.1,0.2,0.4,0.2,0.08,0.2,0.1]}"
|> chartGeneratedContains errorBarsChart
);
testCase "Expecting error Y data" ( fun () ->
"\"error_y\":{\"array\":[0.3,0.2,0.1,0.4,0.2,0.4,0.1,0.18,0.02,0.2],\"arrayminus\":[0.2,0.3,0.2,0.1,0.2,0.4,0.2,0.08,0.2,0.1]}"
|> chartGeneratedContains errorBarsChart
);
]
let combinedChart =
let x = [1.; 2.; 3.; 4.; 5.; 6.; 7.; 8.; 9.; 10.; ]
let y = [2.; 1.5; 5.; 1.5; 3.; 2.5; 2.5; 1.5; 3.5; 1.]
[
Chart.Line(x, y, Name="first", UseDefaults = false)
Chart.Line(y, x, Name="second", UseDefaults = false)
]
|> Chart.combine
let subPlotChart =
let x = [1.; 2.; 3.; 4.; 5.; 6.; 7.; 8.; 9.; 10.; ]
let y = [2.; 1.5; 5.; 1.5; 3.; 2.5; 2.5; 1.5; 3.5; 1.]
[
Chart.Point(x, y, Name="1,1", UseDefaults = false)
|> Chart.withXAxisStyle "x1"
|> Chart.withYAxisStyle "y1"
Chart.Line(x, y, Name="1,2", UseDefaults = false)
|> Chart.withXAxisStyle "x2"
|> Chart.withYAxisStyle "y2"
Chart.Spline(x, y, Name="2,1", UseDefaults = false)
|> Chart.withXAxisStyle "x3"
|> Chart.withYAxisStyle "y3"
Chart.Point(x, y, Name="2,2", UseDefaults = false)
|> Chart.withXAxisStyle "x4"
|> Chart.withYAxisStyle "y4"
]
|> Chart.Grid(2, 2)
let singleStackChart =
let x = [1.; 2.; 3.; 4.; 5.; 6.; 7.; 8.; 9.; 10.; ]
let y = [2.; 1.5; 5.; 1.5; 3.; 2.5; 2.5; 1.5; 3.5; 1.]
[
Chart.Point(x,y, UseDefaults = false)
|> Chart.withYAxisStyle("This title must")
Chart.Line(x,y, UseDefaults = false)
|> Chart.withYAxisStyle("be set on the",ZeroLine=false)
Chart.Spline(x,y, UseDefaults = false)
|> Chart.withYAxisStyle("respective subplots",ZeroLine=false)
]
|> Chart.SingleStack(Pattern = StyleParam.LayoutGridPattern.Coupled)
//move xAxis to bottom and increase spacing between plots by using the withLayoutGridStyle function
|> Chart.withLayoutGridStyle(XSide=StyleParam.LayoutGridXSide.Bottom,YGap= 0.1)
|> Chart.withTitle("Hi i am the new SingleStackChart")
|> Chart.withXAxisStyle("im the shared xAxis")
let multiTraceGrid =
[
Chart.Point([1,2; 2,3], UseDefaults = false)
Chart.PointTernary([1,2,3; 2,3,4], UseDefaults = false)
Chart.Heatmap([[1; 2];[3; 4]], ShowScale=false, UseDefaults = false)
Chart.Point3D([1,3,2], UseDefaults = false)
Chart.PointMapbox([1,2], UseDefaults = false) |> Chart.withMapbox(Mapbox.init(Style = StyleParam.MapboxStyle.OpenStreetMap))
[
// you can use nested combined charts, but they have to have the same trace type (Cartesian2D in this case)
let y = [2.; 1.5; 5.; 1.5; 2.; 2.5; 2.1; 2.5; 1.5; 1.;2.; 1.5; 5.; 1.5; 3.; 2.5; 2.5; 1.5; 3.5; 1.]
Chart.BoxPlot("y" ,y,Name="bin1",Jitter=0.1,BoxPoints=StyleParam.BoxPoints.All, UseDefaults = false);
Chart.BoxPlot("y'",y,Name="bin2",Jitter=0.1,BoxPoints=StyleParam.BoxPoints.All, UseDefaults = false);
]
|> Chart.combine
]
|> Chart.Grid(2,3)
|> Chart.withSize(1000,1000)
let multiTraceSingleStack =
[
Chart.Point([1,2; 2,3], UseDefaults = false)
Chart.PointTernary([1,2,3; 2,3,4], UseDefaults = false)
Chart.Heatmap([[1; 2];[3; 4]], ShowScale=false, UseDefaults = false)
Chart.Point3D([1,3,2], UseDefaults = false)
Chart.PointMapbox([1,2], UseDefaults = false) |> Chart.withMapbox(Mapbox.init(Style = StyleParam.MapboxStyle.OpenStreetMap))
[
// you can use nested combined charts, but they have to have the same trace type (Cartesian2D in this case)
let y = [2.; 1.5; 5.; 1.5; 2.; 2.5; 2.1; 2.5; 1.5; 1.;2.; 1.5; 5.; 1.5; 3.; 2.5; 2.5; 1.5; 3.5; 1.]
Chart.BoxPlot("y" ,y,Name="bin1",Jitter=0.1,BoxPoints=StyleParam.BoxPoints.All, UseDefaults = false);
Chart.BoxPlot("y'",y,Name="bin2",Jitter=0.1,BoxPoints=StyleParam.BoxPoints.All, UseDefaults = false);
]
|> Chart.combine
]
|> Chart.SingleStack()
|> Chart.withSize(1000,1000)
[<Tests>]
let ``Multicharts and subplots`` =
testList "ChartLayout.Multicharts and subplots" [
testCase "Combining" ( fun () ->
"""var data = [{"type":"scatter","name":"first","mode":"lines","x":[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10.0],"y":[2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"marker":{},"line":{}},{"type":"scatter","name":"second","mode":"lines","x":[2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"y":[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10.0],"marker":{},"line":{}}];"""
|> chartGeneratedContains combinedChart
);
testCase "Subplot grids data" ( fun () ->
"""var data = [{"type":"scatter","name":"1,1","mode":"markers","x":[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10.0],"y":[2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"marker":{},"line":{},"xaxis":"x","yaxis":"y"},{"type":"scatter","name":"1,2","mode":"lines","x":[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10.0],"y":[2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"marker":{},"line":{},"xaxis":"x2","yaxis":"y2"},{"type":"scatter","name":"2,1","mode":"lines","x":[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10.0],"y":[2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"marker":{},"line":{"shape":"spline"},"xaxis":"x3","yaxis":"y3"},{"type":"scatter","name":"2,2","mode":"markers","x":[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10.0],"y":[2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"marker":{},"line":{},"xaxis":"x4","yaxis":"y4"}];"""
|> chartGeneratedContains subPlotChart
);
testCase "Subplot grids layout" ( fun () ->
"var layout = {\"xaxis\":{\"title\":{\"text\":\"x1\"}},\"yaxis\":{\"title\":{\"text\":\"y1\"}},\"xaxis2\":{\"title\":{\"text\":\"x2\"}},\"yaxis2\":{\"title\":{\"text\":\"y2\"}},\"xaxis3\":{\"title\":{\"text\":\"x3\"}},\"yaxis3\":{\"title\":{\"text\":\"y3\"}},\"xaxis4\":{\"title\":{\"text\":\"x4\"}},\"yaxis4\":{\"title\":{\"text\":\"y4\"}},\"grid\":{\"rows\":2,\"columns\":2,\"pattern\":\"independent\"}};"
|> chartGeneratedContains subPlotChart
);
testCase "MultiTrace Subplot grid data" ( fun () ->
"""var data = [{"type":"scatter","mode":"markers","x":[1,2],"y":[2,3],"marker":{},"line":{},"xaxis":"x","yaxis":"y"},{"type":"scatterternary","mode":"markers","a":[1,2],"b":[2,3],"c":[3,4],"marker":{},"subplot":"ternary2"},{"type":"heatmap","z":[[1,2],[3,4]],"showscale":false,"xaxis":"x3","yaxis":"y3"},{"type":"scatter3d","mode":"markers","x":[1],"y":[3],"z":[2],"marker":{},"line":{},"scene":"scene4"},{"type":"scattermapbox","mode":"markers","lat":[2],"lon":[1],"marker":{},"line":{},"subplot":"mapbox5"},{"type":"box","x":"y","y":[2.0,1.5,5.0,1.5,2.0,2.5,2.1,2.5,1.5,1.0,2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"boxpoints":"all","jitter":0.1,"name":"bin1","marker":{},"xaxis":"x6","yaxis":"y6"},{"type":"box","x":"y'","y":[2.0,1.5,5.0,1.5,2.0,2.5,2.1,2.5,1.5,1.0,2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"boxpoints":"all","jitter":0.1,"name":"bin2","marker":{},"xaxis":"x6","yaxis":"y6"}];"""
|> chartGeneratedContains multiTraceGrid
);
testCase "MultiTrace Subplot grid layout" ( fun () ->
"""var layout = {"xaxis":{},"yaxis":{},"ternary2":{"domain":{"row":0,"column":1}},"xaxis3":{},"yaxis3":{},"scene4":{"domain":{"row":1,"column":0}},"mapbox":{"style":"open-street-map","domain":{"row":1,"column":1}},"mapbox5":{"style":"open-street-map","domain":{"row":1,"column":1}},"xaxis6":{},"yaxis6":{},"grid":{"rows":2,"columns":3,"pattern":"independent"},"width":1000,"height":1000};"""
|> chartGeneratedContains multiTraceGrid
);
testCase "Single Stack data" ( fun () ->
"""var data = [{"type":"scatter","mode":"markers","x":[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10.0],"y":[2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"marker":{},"line":{},"xaxis":"x","yaxis":"y"},{"type":"scatter","mode":"lines","x":[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10.0],"y":[2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"marker":{},"line":{},"xaxis":"x","yaxis":"y2"},{"type":"scatter","mode":"lines","x":[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10.0],"y":[2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"marker":{},"line":{"shape":"spline"},"xaxis":"x","yaxis":"y3"}];"""
|> chartGeneratedContains singleStackChart
);
testCase "Single Stack layout" ( fun () ->
"var layout = {\"yaxis\":{\"title\":{\"text\":\"This title must\"}},\"xaxis\":{\"title\":{\"text\":\"im the shared xAxis\"}},\"xaxis2\":{},\"yaxis2\":{\"title\":{\"text\":\"be set on the\"},\"zeroline\":false},\"xaxis3\":{},\"yaxis3\":{\"title\":{\"text\":\"respective subplots\"},\"zeroline\":false},\"grid\":{\"rows\":3,\"columns\":1,\"pattern\":\"coupled\",\"ygap\":0.1,\"xside\":\"bottom\"},\"title\":{\"text\":\"Hi i am the new SingleStackChart\"}};"
|> chartGeneratedContains singleStackChart
);
testCase "MultiTrace Single Stack data" ( fun () ->
"""var data = [{"type":"scatter","mode":"markers","x":[1,2],"y":[2,3],"marker":{},"line":{},"xaxis":"x","yaxis":"y"},{"type":"scatterternary","mode":"markers","a":[1,2],"b":[2,3],"c":[3,4],"marker":{},"subplot":"ternary2"},{"type":"heatmap","z":[[1,2],[3,4]],"showscale":false,"xaxis":"x3","yaxis":"y3"},{"type":"scatter3d","mode":"markers","x":[1],"y":[3],"z":[2],"marker":{},"line":{},"scene":"scene4"},{"type":"scattermapbox","mode":"markers","lat":[2],"lon":[1],"marker":{},"line":{},"subplot":"mapbox5"},{"type":"box","x":"y","y":[2.0,1.5,5.0,1.5,2.0,2.5,2.1,2.5,1.5,1.0,2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"boxpoints":"all","jitter":0.1,"name":"bin1","marker":{},"xaxis":"x6","yaxis":"y6"},{"type":"box","x":"y'","y":[2.0,1.5,5.0,1.5,2.0,2.5,2.1,2.5,1.5,1.0,2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"boxpoints":"all","jitter":0.1,"name":"bin2","marker":{},"xaxis":"x6","yaxis":"y6"}];"""
|> chartGeneratedContains multiTraceSingleStack
);
testCase "MultiTrace Single Stack layout" ( fun () ->
"""var layout = {"xaxis":{},"yaxis":{},"ternary2":{"domain":{"row":1,"column":0}},"xaxis3":{},"yaxis3":{},"scene4":{"domain":{"row":3,"column":0}},"mapbox":{"style":"open-street-map","domain":{"row":4,"column":0}},"mapbox5":{"style":"open-street-map","domain":{"row":4,"column":0}},"xaxis6":{},"yaxis6":{},"grid":{"rows":6,"columns":1,"pattern":"independent"},"width":1000,"height":1000};"""
|> chartGeneratedContains multiTraceSingleStack
);
]
let shapesChart =
let x = [1.; 2.; 3.; 4.; 5.; 6.; 7.; 8.; 9.; 10.; ]
let y' = [2.; 1.5; 5.; 1.5; 3.; 2.5; 2.5; 1.5; 3.5; 1.]
let s1 = Shape.init (StyleParam.ShapeType.Rectangle,2.,4.,3.,4.,Opacity=0.3,Fillcolor=Color.fromHex "#d3d3d3")
let s2 = Shape.init (StyleParam.ShapeType.Rectangle,5.,7.,3.,4.,Opacity=0.3,Fillcolor=Color.fromHex "#d3d3d3")
Chart.Line(x,y',Name="line", UseDefaults = false)
|> Chart.withShapes([s1;s2])
[<Tests>]
let ``Shapes`` =
testList "ChartLayout.Shapes" [
testCase "Data" ( fun () ->
"""var data = [{"type":"scatter","name":"line","mode":"lines","x":[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10.0],"y":[2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"marker":{},"line":{}}];"""
|> chartGeneratedContains shapesChart
);
testCase "Layout" ( fun () ->
"var layout = {\"shapes\":[{\"type\":\"rect\",\"x0\":2.0,\"x1\":4.0,\"y0\":3.0,\"y1\":4.0,\"opacity\":0.3,\"fillcolor\":\"rgba(211, 211, 211, 1.0)\"},{\"type\":\"rect\",\"x0\":5.0,\"x1\":7.0,\"y0\":3.0,\"y1\":4.0,\"opacity\":0.3,\"fillcolor\":\"rgba(211, 211, 211, 1.0)\"}]};"
|> chartGeneratedContains shapesChart
);
]
let displayOptionsChartDescriptionChart =
let x = [1.; 2.; 3.; 4.; 5.; 6.; 7.; 8.; 9.; 10.; ]
let y = [2.; 1.5; 5.; 1.5; 3.; 2.5; 2.5; 1.5; 3.5; 1.]
let description1 = ChartDescription.create "Hello" "F#"
Chart.Point(x,y,Name="desc1", UseDefaults = false)
|> Chart.withDescription(description1)
let additionalHeadTagsChart =
let x = [1.; 2.; 3.; 4.; 5.; 6.; 7.; 8.; 9.; 10.; ]
let y = [2.; 1.5; 5.; 1.5; 3.; 2.5; 2.5; 1.5; 3.5; 1.]
let bulmaHero = """<section class="hero is-primary is-bold">
<div class="hero-body">
<p class="title">
Hero title
</p>
<p class="subtitle">
Hero subtitle
</p>
</div>
</section>
"""
// chart description containing bulma classes
let description3 =
ChartDescription.create
"""<h1 class="title">I am heading</h1>"""
bulmaHero
Chart.Point(x,y,Name="desc3", UseDefaults = false)
|> Chart.withDescription description3
// Add reference to the bulma css framework
|> Chart.withAdditionalHeadTags ["""<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/css/bulma.min.css">"""]
let mathtexChart =
[
Chart.Point([(1.,2.)],@"$\beta_{1c} = 25 \pm 11 \text{ km s}^{-1}$", UseDefaults = false)
Chart.Point([(2.,4.)],@"$\beta_{1c} = 25 \pm 11 \text{ km s}^{-1}$", UseDefaults = false)
]
|> Chart.combine
|> Chart.withTitle @"$\beta_{1c} = 25 \pm 11 \text{ km s}^{-1}$"
// include mathtex tags in <head>. pass true to append these scripts, false to ONLY include MathTeX.
|> Chart.withMathTex(true)
[<Tests>]
let ``Display options`` =
testList "ChartLayout.Display options" [
testCase "Chart description data" ( fun () ->
"""var data = [{"type":"scatter","name":"desc1","mode":"markers","x":[1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10.0],"y":[2.0,1.5,5.0,1.5,3.0,2.5,2.5,1.5,3.5,1.0],"marker":{},"line":{}}];"""
|> chartGeneratedContains displayOptionsChartDescriptionChart
);
testCase "Chart description layout" ( fun () ->
"var layout = {};"
|> chartGeneratedContains displayOptionsChartDescriptionChart
);
testCase "Chart description header" ( fun () ->
"<h3>Hello</h3>"
|> substringIsInChart displayOptionsChartDescriptionChart toEmbeddedHTML
);
testCase "Chart description paragraph" ( fun () ->
"<p>F#</p>"
|> substringIsInChart displayOptionsChartDescriptionChart toEmbeddedHTML
);
testCase "Additional head tags" ( fun () ->
[ "<h3><h1 class=\"title\">I am heading</h1></h3>"
"<p><section class=\"hero is-primary is-bold\">"
"<div class=\"hero-body\">"
"<p class=\"title\">"
"Hero title"
"<p class=\"subtitle\">"
"Hero subtitle"
]
|> substringListIsInChart additionalHeadTagsChart toEmbeddedHTML
);
testCase "MathTex data" ( fun () ->
"""var data = [{"type":"scatter","name":"$\\beta_{1c} = 25 \\pm 11 \\text{ km s}^{-1}$","mode":"markers","x":[1.0],"y":[2.0],"marker":{},"line":{}},{"type":"scatter","name":"$\\beta_{1c} = 25 \\pm 11 \\text{ km s}^{-1}$","mode":"markers","x":[2.0],"y":[4.0],"marker":{},"line":{}}];"""
|> chartGeneratedContains mathtexChart
);
testCase "MathTex layout" ( fun () ->
"var layout = {\"title\":{\"text\":\"$\\\\beta_{1c} = 25 \\\\pm 11 \\\\text{ km s}^{-1}$\"}};"
|> chartGeneratedContains mathtexChart
);
testCase "MathTex include mathjax" ( fun () ->
"https://cdnjs.cloudflare.com/ajax/libs/mathjax/"
|> substringIsInChart mathtexChart toEmbeddedHTML
)
]