more dependencies as test dependencies

Author: ufechner7

Project.toml

@@ -8,7 +8,6 @@ BenchmarkTools = "6e4b80f9-dd63-53aa-95a3-0cdb28fa8baf"
 Colors = "5ae59095-9a9b-59fe-a467-6f913c188581"
 ControlPlots = "23c2ee80-7a9e-4350-b264-8e670f12517c"
 DelimitedFiles = "8bb1440f-4735-579b-a4ab-409b98df4dab"
-Distributed = "8ba89e20-285c-5b6f-9357-94700520ee1b"
 Interpolations = "a98d9a8b-a2ab-59e6-89dd-64a1c18fca59"
 LaTeXStrings = "b964fa9f-0449-5b57-a5c2-d3ea65f4040f"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
@@ -20,7 +19,6 @@ SharedArrays = "1a1011a3-84de-559e-8e89-a11a2f7dc383"
 StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 Timers = "21f18d07-b854-4dab-86f0-c15a3821819a"
-Xfoil = "19641d66-a62d-11e8-2441-8f57a969a9c4"
 
 [compat]
 BenchmarkTools = "1"
@@ -35,8 +33,12 @@ StaticArrays = "1"
 Statistics = "1"
 
 [extras]
-Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
+DataFrames = "a93c6f00-e57d-5684-b7b6-d8193f3e46c0"
+CSV = "336ed68f-0bac-5ca0-87d4-7b16caf5d00b"
+Distributed = "8ba89e20-285c-5b6f-9357-94700520ee1b"
 Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
+Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
+Xfoil = "19641d66-a62d-11e8-2441-8f57a969a9c4"
 
 [targets]
-test = ["Test", "Documenter"]
+test = ["Test", "DataFrames", "CSV", "Distributed", "Documenter", "Xfoil"]

examples/ram_air_kite.jl

@@ -1,7 +1,12 @@
 using VortexStepMethod
+using LinearAlgebra
+using Pkg
+
+if ! ("CSV" ∈ keys(Pkg.project().dependencies))
+    using TestEnv; TestEnv.activate()
+end
 using CSV
 using DataFrames
-using LinearAlgebra
 
 # Create wing geometry
 wing = KiteWing("data/ram_air_kite_body.obj", "data/ram_air_kite_foil.dat")

scripts/polars.jl

@@ -4,8 +4,9 @@ using Xfoil
 using ControlPlots
 using Logging
 
-const SPEED_OF_SOUND = 343 # https://en.wikipedia.org/wiki/Speed_of_sound
-const KINEMATIC_VISCOSITY = 1.460e-5 # https://en.wikipedia.org/wiki/Reynolds_number
+const SPEED_OF_SOUND = 343 # [m/s] at 20 °C, see: https://en.wikipedia.org/wiki/Speed_of_sound
+const KINEMATIC_VISCOSITY = 1.460e-5 # [m²/s] for the atmosphere at sea level.
+                                     # see: https://en.wikipedia.org/wiki/Reynolds_number
 
 @info "Creating polars. This can take several minutes."
 tic()

src/VortexStepMethod.jl

@@ -12,7 +12,6 @@ using LaTeXStrings
 using NonlinearSolve
 using Interpolations: linear_interpolation, Line, Extrapolation
 using Serialization
-using Distributed
 using SharedArrays
 
 # Export public interface