added PV in QuickStates

README.md

@@ -218,6 +218,7 @@ Some abstract tuple types are saved on `ThermoState.QuickStates`. the tuple type
 
 - `SinglePT,MultiPT`
 - `SingleVT,MultiVT`
+- `SinglePV,MultiPV`
 - `SinglePS,MultiPS`
 - `SinglePH,MultiPH`
 - `SingleSatT,MultiSatT` (Two phase equilibrium)

src/types.jl

@@ -282,6 +282,15 @@ pt() = (Pressure(),Temperature(),SingleComponent())
 ptx() = (Pressure(),Temperature(),MaterialCompounds{MOLAR,FRACTION}())
 ptn() = (Pressure(),Temperature(),MaterialCompounds{MOLAR,TOTAL_AMOUNT}())
 
+const SinglePV = Tuple{Pressure,VolumeAmount,SingleComponent}
+const MultiPV = Tuple{Pressure,VolumeAmount,MaterialCompounds}
+
+pv() = (Pressure(),VolumeAmount{MOLAR,VOLUME}(),SingleComponent())
+pvx() = (Pressure(),VolumeAmount{MOLAR,VOLUME}(),MaterialCompounds{MOLAR,FRACTION}())
+pvn() = (Pressure(),VolumeAmount{MOLAR,VOLUME}(),MaterialCompounds{MOLAR,TOTAL_AMOUNT}())
+
+
+
 const SingleVT = Tuple{VolumeAmount,Temperature,SingleComponent}
 const MultiVT = Tuple{VolumeAmount,Temperature,MaterialCompounds}
 
@@ -367,6 +376,7 @@ export SingleΦmT,MultiΦmT
 export SingleΦmP,MultiΦmP
 export SingleΦnT,MultiΦnT
 export SingleΦnP,MultiΦnP
+export SinglePV,MultiPV
 
 end
 

test/runtests.jl

@@ -1,6 +1,8 @@
 using Test
 using ThermoState
 using ThermoState.Types
+using ThermoState.QuickStates
+
 using Unitful
 
 
@@ -324,4 +326,18 @@ end
     sp0 = spec(t=t0)
     sp1 = spec(t=λ)
     @test sp1(t0) == sp0
+end
+
+@testset "state_type" begin
+    st = state(t=1,p=2)
+    @test state_type(st) isa SinglePT
+
+    st = state(t=1,p=2,n=rand(5))
+    @test state_type(st) isa MultiPT
+
+    st = state(v=1,p=2)
+    @test state_type(st) isa SinglePV
+
+    st = state(v=1,p=2,n=rand(5))
+    @test state_type(st) isa MultiPT
 end