tests/testthat/test-turbulent_flux.R

In jonasViehweger/fieldClim: Calculates Fluxes for Weather Stations

context("Turbulent Flux")

# Test data

ah <- 10             # Messhoehe
h <- 1.2   # Obstacle height in m
vh <- 1.2  # Vegetation height in m
v <- 3.5   # wind velocity
z0 <- 0.92 # roughness length
rh1 <- 89     # Relative Humidity Hoehe 1
rh2 <- 88     # Relative Humidity Hoehe 2

p0 <- 1013.25  # Referenzdruck Meeresniveau in hPa
p <- 1000      # Gemessener Druck in hPa
p1 <- 1000      # Gemessener Druck in hPa
p2 <- 1000      # Gemessener Druck in hPa
t1 <- 25        # Lufttemperatur auf 2 m
t2<- 21        # Lufttemperatur auf 10 m
z1 <- 2        # Erste Messhoehe Meter
z2 <- 10       # 2te MEsshoehe
v1 <- 1        # m/Sec Windgeschwindigkeit Hoehe 1
v2 <- 2.3      # m/Sec Windgeschwindigkeit Hoehe 2
ludi <- 1.225  # Luftdiche Meeresniveau kg/m?


test_that("turb_flux_grad_rich_no", {
  expect_equal(turb_flux_grad_rich_no(t1, t2,
                                      z1, z2,
                                      v1, v2,
                                      p1, p2),
               -0.6230135, tolerance = 1e-5)
})

test_that("turb_flux_monin", {
  expect_equal(turb_flux_monin(grad_rich_no = -0.6230135,
                               z1, z2, z0,
                               v1, v2,
                               t1, t2),
               -3.210203, tolerance = 1e-4)
})