Nothing
stopifnot(require("testthat"),
require("glmmTMB"))
data(Salamanders, package = "glmmTMB")
if (identical(Sys.getenv("NOT_CRAN"), "true")) {
m1 <- glmmTMB(count~ mined, family=poisson, data=Salamanders,
start=list(beta=c(0,2)),
map=list(beta=factor(c(1,NA))))
m2 <- glmmTMB(count~ mined + (1|site), family=poisson, data=Salamanders,
start=list(theta=log(2)),
map=list(theta=factor(NA)))
m3 <- glmmTMB(count~ mined + (1|site),
zi = ~1, family=poisson, data=Salamanders,
start=list(theta=log(2), betazi=c(-1)),
map=list(theta=factor(NA),
betazi=factor(NA)))
m4_nomap <- glmmTMB(count~ mined + (1|site),
zi=~mined, family=poisson, data=Salamanders)
m4 <- glmmTMB(count~ mined + (1|site),
zi=~mined, family=poisson, data=Salamanders,
map=list(theta=factor(NA)),
start = list(theta=log(10)))
m1optim <- update(m1, control=glmmTMBControl(optimizer=optim,
optArgs=list(method="BFGS")))
test_that("basic mapping works", {
expect_equal(fixef(m1)$cond[[2]], 2.0)
expect_equal(exp(getME(m2,"theta")), 2.0)
expect_equal(fixef(m3)$zi[[1]], -1.0)
})
test_that("predict works with mapped params",
expect_equal(lapply(predict(m1,se.fit=TRUE),unique),
list(fit = c(-1.18646939995962, 0.81353060004038), se.fit = 0.0342594326326739),
tolerance=1e-6)
)
m1_sd <- c(`(Intercept)` = 0.0342594326326741, minedno = NA_real_)
test_that("vcov works with mapped params", {
expect_equal(dim(vcov(m1, include_nonest=FALSE)$cond),c(1,1))
expect_equal(dim(vcov(m1, full=TRUE, include_nonest = FALSE)), c(1,1))
expect_equal(dim(vcov(m2)$cond),c(2,2))
expect_equal(dim(vcov(m2,full=TRUE, include_nonest=FALSE)),c(2,2))
v1 <- vcov(m1,include_nonest=TRUE)
expect_equal(dim(v1$cond),c(2,2))
expect_equal(sqrt(diag(v1$cond)), m1_sd, tolerance=1e-6)
})
test_that("summary works with mapped params", {
expect_equal(summary(m1)$coef$cond[,"Std. Error"], m1_sd)
})
test_that("confint works with mapped params", {
cm1 <- confint(m1)
expect_equal(dim(cm1), c(1,3))
expect_equal(rownames(cm1), "(Intercept)")
cm2 <- confint(m2)
expect_equal(dim(cm2), c(2,3))
expect_equal(rownames(cm2), c("(Intercept)","minedno"))
cm3 <- confint(m3)
expect_equal(dim(cm3), c(2,3))
expect_equal(rownames(cm3), c("(Intercept)","minedno"))
cm4 <- confint(m4)
expect_equal(dim(cm4), c(4,3))
expect_equal(rownames(cm4),
c("cond.(Intercept)", "cond.minedno", "zi.(Intercept)", "zi.minedno"))
cm4_nomap <- confint(m4_nomap)
})
context("alternate optimizers")
test_that("alternate optimizers work", {
expect_equal(fixef(m1),fixef(m1optim),
tol=1e-4)
expect_false(identical(fixef(m1),fixef(m1optim)))
})
test_that("summary", {
expect_equal(coef(summary(m1))$cond["minedno",],
c(Estimate = 2, `Std. Error` = NA, `z value` = NA, `Pr(>|z|)` = NA))
expect_equal(coef(summary(m3))$zi["(Intercept)",],
c(Estimate = -1, `Std. Error` = NA, `z value` = NA, `Pr(>|z|)` = NA))
})
} ## skip on CRAN
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