112 lines
3.2 KiB
Julia
112 lines
3.2 KiB
Julia
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using VisualRegressionTests
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# using ExamplePlots
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if isinteractive()
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@eval Main import Gtk
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end
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# import DataFrames, RDatasets
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# don't let pyplot use a gui... it'll crash
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# note: Agg will set gui -> :none in PyPlot
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# ENV["MPLBACKEND"] = "Agg"
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# try
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# @eval import PyPlot
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# @info("Matplotlib version: $(PyPlot.matplotlib[:__version__])")
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# end
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using Plots
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# using StatPlots
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import PlotReferenceImages
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using Random
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using Test
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default(size=(500,300))
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# TODO: use julia's Condition type and the wait() and notify() functions to initialize a Window, then wait() on a condition that
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# is referenced in a button press callback (the button clicked callback will call notify() on that condition)
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<<<<<<< HEAD
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const _current_plots_version = v"0.20.3"
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=======
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import Plots._current_plots_version
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>>>>>>> move _current_plots_version from PlotDocs to Plots
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function image_comparison_tests(pkg::Symbol, idx::Int; debug = false, popup = isinteractive(), sigma = [1,1], tol = 1e-2)
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Plots._debugMode.on = debug
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example = Plots._examples[idx]
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@info("Testing plot: $pkg:$idx:$(example.header)")
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backend(pkg)
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backend()
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# ensure consistent results
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Random.seed!(1234)
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# reference image directory setup
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# refdir = joinpath(Pkg.dir("ExamplePlots"), "test", "refimg", string(pkg))
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refdir = joinpath(dirname(pathof(PlotReferenceImages)), "..", "Plots", string(pkg))
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fn = "ref$idx.png"
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# firgure out version info
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vns = filter(x->x[1] != '.', readdir(refdir))
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versions = sort(VersionNumber.(vns), rev = true)
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versions = filter(v -> v <= _current_plots_version, versions)
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# @show refdir fn versions
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newdir = joinpath(refdir, string(_current_plots_version))
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newfn = joinpath(newdir, fn)
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# figure out which reference file we should compare to, by finding the highest versioned file
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reffn = nothing
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for v in versions
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tmpfn = joinpath(refdir, string(v), fn)
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if isfile(tmpfn)
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reffn = tmpfn
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break
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end
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end
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# now we have the fn (if any)... do the comparison
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# @show reffn
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if reffn == nothing
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reffn = newfn
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end
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# @show reffn
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# return
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# test function
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func = (fn, idx) -> begin
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map(eval, example.exprs)
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png(fn)
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end
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# try
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# run(`mkdir -p $newdir`)
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# catch err
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# display(err)
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# end
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# # reffn = joinpath(refdir, "ref$idx.png")
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# the test
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vtest = VisualTest(func, reffn, idx)
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test_images(vtest, popup=popup, sigma=sigma, tol=tol, newfn = newfn)
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end
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function image_comparison_facts(pkg::Symbol;
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skip = [], # skip these examples (int index)
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only = nothing, # limit to these examples (int index)
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debug = false, # print debug information?
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sigma = [1,1], # number of pixels to "blur"
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tol = 1e-2) # acceptable error (percent)
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for i in 1:length(Plots._examples)
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i in skip && continue
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if only == nothing || i in only
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@test image_comparison_tests(pkg, i, debug=debug, sigma=sigma, tol=tol) |> success == true
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end
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end
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end
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