Update tests

Author: YingboMa

test/ccompile.jl

@@ -4,7 +4,7 @@ using ModelingToolkit, Test
 D = Differential(t)
 eqs = [D(x) ~ a*x - x*y,
        D(y) ~ -3y + x*y]
-f = build_function(eqs,[x,y],[a],t,expression=Val{false},target=ModelingToolkit.CTarget())
+f = build_function([x.rhs for x in eqs],[x,y],[a],t,expression=Val{false},target=ModelingToolkit.CTarget())
 f2 = eval(build_function([x.rhs for x in eqs],[x,y],[a],t)[2])
 du = rand(2); du2 = rand(2)
 u = rand(2)

test/odesystem.jl

@@ -89,35 +89,30 @@ eqs = [D(x) ~ σ′*(y-x),
        D(z) ~ x*y - β*z]
 de = ODESystem(eqs)
 test_diffeq_inference("global iv-varying", de, t, (x, y, z), (σ′, ρ, β))
-@test begin
-    f = eval(generate_function(de, [x,y,z], [σ′,ρ,β])[2])
-    du = [0.0,0.0,0.0]
-    f(du, [1.0,2.0,3.0], [x->x+7,2,3], 5.0)
-    du ≈ [11, -3, -7]
-end
+
+f = eval(generate_function(de, [x,y,z], [σ′,ρ,β])[2])
+du = [0.0,0.0,0.0]
+f(du, [1.0,2.0,3.0], [x->x+7,2,3], 5.0)
+@test du ≈ [11, -3, -7]
 
 @parameters σ(..)
 eqs = [D(x) ~ σ(t-1)*(y-x),
        D(y) ~ x*(ρ-z)-y,
        D(z) ~ x*y - β*z]
 de = ODESystem(eqs)
 test_diffeq_inference("single internal iv-varying", de, t, (x, y, z), (σ(t-1), ρ, β))
-@test begin
-    f = eval(generate_function(de, [x,y,z], [σ,ρ,β])[2])
-    du = [0.0,0.0,0.0]
-    f(du, [1.0,2.0,3.0], [x->x+7,2,3], 5.0)
-    du ≈ [11, -3, -7]
-end
+f = eval(generate_function(de, [x,y,z], [σ,ρ,β])[2])
+du = [0.0,0.0,0.0]
+f(du, [1.0,2.0,3.0], [x->x+7,2,3], 5.0)
+@test du ≈ [11, -3, -7]
 
 eqs = [D(x) ~ x + 10σ(t-1) + 100σ(t-2) + 1000σ(t^2)]
 de = ODESystem(eqs)
 test_diffeq_inference("many internal iv-varying", de, t, (x,), (σ(t-2),σ(t^2), σ(t-1)))
-@test begin
-    f = eval(generate_function(de, [x], [σ])[2])
-    du = [0.0]
-    f(du, [1.0], [t -> t + 2], 5.0)
-    du ≈ [27561]
-end
+f = eval(generate_function(de, [x], [σ])[2])
+du = [0.0]
+f(du, [1.0], [t -> t + 2], 5.0)
+@test du ≈ [27561]
 
 # Conversion to first-order ODEs #17
 D3 = Differential(t)^3