Nothing
test_that("new object arguments are checked", {
c1 <- ChanceNode$new("c1")
t1 <- LeafNode$new("t1")
p <- 0.5
expect_silent(Reaction$new(c1, t1))
r <- Reaction$new(c1, t1)
expect_identical(r$p(), 0.0)
expect_error(Reaction$new(c1, t1, p, label = 42L), class = "non-string_label")
expect_error(Reaction$new(t1, c1, p), class = "invalid_source")
expect_silent(Reaction$new(c1, t1, p))
expect_error(Reaction$new(c1, t1, "0.5"), class = "invalid_probability")
expect_error(Reaction$new(c1, t1, p, cost = "200"), class = "invalid_cost")
expect_error(
Reaction$new(c1, t1, p, benefit = "200"), class = "invalid_benefit"
)
expect_silent(Reaction$new(c1, t1, p, label = ""))
expect_silent(Reaction$new(c1, t1, p, label = "mychance"))
})
test_that("class parameters are updated dynamically", {
# create edge and check it
c1 <- ChanceNode$new("d1")
t1 <- LeafNode$new("t1")
e1 <- Reaction$new(source = c1, target = t1, p = 0.5, label = "e")
expect_identical(e1$cost(), 0.0)
expect_identical(e1$benefit(), 0.0)
expect_identical(e1$p(), 0.5)
# attempt to set an invalid probability
expect_error(e1$set_probability("0.42"), class = "invalid_probability")
expect_error(e1$set_probability(), class = "invalid_probability")
# check that probability can be set to NA
e1$set_probability(p = NA_real_)
expect_true(is.na(e1$p()))
# set probability and check it
e1$set_probability(0.42)
expect_identical(e1$p(), 0.42)
# attempt to set an invalid cost
expect_error(e1$set_cost("42"), class = "invalid_cost")
expect_error(e1$set_cost(NA_real_), class = "invalid_cost")
# set cost to default, and check it
e1$set_cost()
expect_identical(e1$cost(), 0.0)
# set cost and check it
e1$set_cost(42.0)
expect_identical(e1$cost(), 42.0)
# attempt to set an invalid benefit
expect_error(e1$set_benefit("42"), class = "invalid_benefit")
expect_error(e1$set_benefit(NA_real_), class = "invalid_benefit")
# set benefit to default, and check it
e1$set_benefit()
expect_identical(e1$benefit(), 0.0)
# set cost and check it
e1$set_benefit(42.0)
expect_identical(e1$benefit(), 42.0)
})
test_that("argument name matching supports old names", {
ns <- ChanceNode$new("c")
nt <- LeafNode$new("l")
expect_silent(Reaction$new(source = ns, target = nt, p = 0.5, label = "x"))
expect_silent(
Reaction$new(source = ns, target_node = nt, p = 0.5, label = "x")
)
expect_silent(
Reaction$new(source_node = ns, target = nt, p = 0.5, label = "x")
)
})
test_that("modvars are identified", {
n1 <- ChanceNode$new("c")
n2 <- LeafNode$new("n2")
fortytwo <- ConstModVar$new("fortytwo", "GBP", 42.0)
free <- ConstModVar$new("free", "GBP", 0.0)
evens <- ConstModVar$new("evens", "P", 0.5)
# one modvar
e <- Reaction$new(
n1, n2, p = 0.5, cost = 42.0, benefit = fortytwo, label = "label"
)
mv <- e$modvars()
expect_length(mv, 1L)
# two modvars
e <- Reaction$new(
n1, n2, p = 0.5, cost = free, benefit = fortytwo, label = "label"
)
mv <- e$modvars()
expect_length(mv, 2L)
d <- vapply(mv, FUN.VALUE = "x", FUN = function(v) {
return(v$description())
})
expect_setequal(d, c("fortytwo", "free"))
# three modvars
e <- Reaction$new(
n1, n2, p = evens, cost = free, benefit = fortytwo, label = "label"
)
mv <- e$modvars()
expect_length(mv, 3L)
d <- vapply(mv, FUN.VALUE = "x", FUN = function(v) {
return(v$description())
})
expect_setequal(d, c("evens", "fortytwo", "free"))
expect_identical(e$benefit(), 42.0)
# add a modvar dynamically
e <- Reaction$new(
n1, n2, p = 0.5, cost = 42.0, benefit = fortytwo, label = "label"
)
mv <- e$modvars()
expect_length(mv, 1L)
e$set_cost(c = free)
mv <- e$modvars()
expect_length(mv, 2L)
})
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