Rearrange weather unit tests

test/landscape_tests.jl

@@ -64,7 +64,7 @@ end
     @test Ps.distancetoedge((6,6), model) == 20m
 end
 
-@testset "Weather initialisation" begin
+@testset "Weather interface" begin
     # these tests are specific to the Jena weather file
     model = inittestmodel()
     @test length(model.weather) == 59

test/runtests.jl

@@ -92,6 +92,9 @@ end
         include("landscape_tests.jl")
         include("simulation_tests.jl")
     end
+    @testset "Weather model" begin
+        include("weather_tests.jl")
+    end
     @testset "Nature model" begin
         include("nature_tests.jl")
     end

test/weather_tests.jl

+
+@testset "Constructor and interface" begin
+    float3 = [0.0, 1.0, 2.0]
+    missing3 = Union{Missing,Float64}[missing, missing, missing]
+    weather = Weather(; firstdate = Date("2000-01-01"),
+                      lastdate = Date("2000-01-03"),
+                      windspeed = missing3,
+                      precipitation = float3,
+                      sunshine = missing3,
+                      cloudcover = missing3,
+                      humidity = missing3,
+                      meantemp = float3,
+                      maxtemp = float3,
+                      mintemp = float3,
+                      evapotranspiration = float3)
+    date = Date("2000-01-02")
+    @test length(weather) == 3
+    @test Ps.daynumber(weather, date) == 2
+    @test Ps.windspeed(weather, date) |> ismissing
+    @test Ps.precipitation(weather, date) == 1.0
+    @test Ps.sunshine(weather, date) |> ismissing
+    @test Ps.humidity(weather, date) |> ismissing
+    @test Ps.meantemp(weather, date) == 1.0
+    @test Ps.maxtemp(weather, date) == 1.0
+    @test Ps.mintemp(weather, date) == 1.0
+    @test Ps.evapotranspiration(weather, date) == 1.0
+end