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Add standalone variable example #34

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merged 2 commits into from
Feb 5, 2024
Merged

Add standalone variable example #34

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0408cbb
Add standalone variable example
lukem12345 Feb 2, 2024
afa20ee
Merge branch 'main' into llm/singlevar
lukem12345 Feb 2, 2024
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29 changes: 29 additions & 0 deletions test/decapodes_examples.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -68,8 +68,37 @@ sm_write_json_acset(mpode.model, "$(mpode.header.name)-acset")
# end


# Test a case in which a variable is not related to any other
h2 = AMR.Header("standalone_variable",
"modelreps.io/DecaExpr",
"A Test DiagrammaticEquation with a Standalone Variable",
"DecaExpr",
"v1.0")
dexpr2 = DiagrammaticEquations.parse_decapode(quote
X::Form0{Point}
V::Form0{Point}
k::Constant{Point}
S::Form0{Point}
∂ₜ(X) == V
∂ₜ(V) == -1*k*(X)
end)
annot2 = [AMR.Annotation(:X,:Form0,AMR.Name("The X variable.")),
AMR.Annotation(:S,:Form0,AMR.Name("The standalone variable."))]
mexpr2 = ASKEMDecaExpr(h2, dexpr2, annot2)
d2 = DiagrammaticEquations.SummationDecapode(mexpr2.model)
h2 = AMR.Header("harmonic_oscillator",
"modelreps.io/SummationDecapode",
"A Simple Harmonic Oscillator as a Diagrammatic Equation",
"SummationDecapode",
"v1.0")
mpode2 = ASKEMDecapode(h2, d2, annot2)
write_json_model(mexpr2)
sm_write_json_acset(mpode2.model, "$(mpode2.header.name)-acset")

# Can we read back the models we just wrote?
@testset "Decapodes Readback" begin
mexpr′ = readback(mexpr)
@test JSON3.write(mexpr) == JSON3.write(mexpr′)
mexpr2′ = readback(mexpr2)
@test JSON3.write(mexpr2) == JSON3.write(mexpr2′)
end
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