44 lines
1.5 KiB
Julia
44 lines
1.5 KiB
Julia
import Plots._current_plots_version
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function image_comparison_tests(pkg::Symbol, idx::Int; debug = false, popup = !is_ci(), 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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Plots.theme(:default)
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@info("Testing plot: $pkg:$idx:$(example.header)")
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backend(pkg)
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backend()
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default(size=(500,300))
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# ensure consistent results
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Random.seed!(1234)
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fn = "ref$idx.png"
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reffn = reference_file(pkg, idx, _current_plots_version)
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newfn = joinpath(reference_path(pkg, _current_plots_version), fn)
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# test function
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func = (fn, idx) -> begin
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expr = Expr(:block)
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append!(expr.args, example.exprs)
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eval(expr)
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png(fn)
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end
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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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