# File tests/testthat/test-terms-Form-Persist-Diss.R in package tergm, part of the
# Statnet suite of packages for network analysis, https://statnet.org .
#
# This software is distributed under the GPL-3 license. It is free,
# open source, and has the attribution requirements (GPL Section 7) at
# https://statnet.org/attribution .
#
# Copyright 2008-2024 Statnet Commons
################################################################################
test_that("terms Form, Diss, Persist behave reasonably in dynamic contexts", {
nw0 <- network.initialize(100, dir = FALSE)
set.seed(0)
nw1 <- simulate(nw0 ~ Form(~edges) + Persist(~edges), coef = c(-5, 2), dynamic = TRUE, output = "final", time.slices = 1)
set.seed(0)
nw <- simulate(nw0 ~ Form(~edges) + Persist(~edges), coef = c(-5, 2), dynamic = TRUE, output = "final", time.slices = 10)
set.seed(0)
nwd <- simulate(nw0 ~ Form(~edges) + Persist(~edges), coef = c(-5, 2), dynamic = TRUE, output = "networkDynamic", time.slices = 10)
nw10 <- network.collapse(nwd, at = 10)
nw9 <- network.collapse(nwd, at = 9)
nwunion <- nw9 + nw10
nwunion %n% "time" <- 10
nwunion %n% "lasttoggle" <- cbind(as.edgelist(nwunion), 10)
nwinter <- nw9 & nw10
nwinter %n% "time" <- 10
nwinter %n% "lasttoggle" <- cbind(as.edgelist(nwinter), 10)
nwunion01 <- nw0 + nw1
nwunion01 %n% "time" <- 1
nwunion01 %n% "lasttoggle" <- cbind(as.edgelist(nwunion01), 1)
nwinter01 <- nw0 # no edges
## non-durational, non-curved
ff0 <- ~edges + triangle + gwesp(0, fixed = TRUE) + isolates + concurrent
# Form
s1 <- summary(ff0, basis = nwunion)
s2 <- summary(~Form(ff0), basis = nw)
names(s1) <- paste0("Form~", names(s1))
expect_equal(s1, s2)
s1 <- summary(ff0, basis = nwunion01)
s2 <- summary(~Form(ff0), basis = nw1)
names(s1) <- paste0("Form~", names(s1))
expect_equal(s1, s2)
set.seed(0)
s3 <- simulate(nw0 ~ Form(~edges) + Persist(~edges), coef = c(-5, 2), dynamic = TRUE, output = "stats", monitor = ~Form(ff0), time.slices = 1)
expect_equal(s1, s3[1,])
# Persist
s1 <- summary(ff0, basis = nwinter)
s2 <- summary(~Persist(ff0), basis = nw)
names(s1) <- paste0("Persist~", names(s1))
expect_equal(s1, s2)
s1 <- summary(ff0, basis = nwinter01)
s2 <- summary(~Persist(ff0), basis = nw1)
names(s1) <- paste0("Persist~", names(s1))
expect_equal(s1, s2)
set.seed(0)
s3 <- simulate(nw0 ~ Form(~edges) + Persist(~edges), coef = c(-5, 2), dynamic = TRUE, output = "stats", monitor = ~Persist(ff0), time.slices = 1)
expect_equal(s1, s3[1,])
# Diss
s1 <- summary(ff0, basis = nwinter)
s2 <- summary(~Diss(ff0), basis = nw)
names(s1) <- paste0("Diss~", names(s1))
expect_equal(-s1, s2)
s1 <- summary(ff0, basis = nwinter01)
s2 <- summary(~Diss(ff0), basis = nw1)
names(s1) <- paste0("Diss~", names(s1))
expect_equal(-s1, s2)
set.seed(0)
s3 <- simulate(nw0 ~ Form(~edges) + Persist(~edges), coef = c(-5, 2), dynamic = TRUE, output = "stats", monitor = ~Diss(ff0), time.slices = 1)
expect_equal(-s1, s3[1,])
## non-durational, curved
ff1 <- ~edges + triangle + gwesp(0, fixed = TRUE) + gwesp(fixed = FALSE, cutoff = 100) + isolates
# Form
s1 <- summary(ff1, basis = nwunion)
s2 <- summary(~Form(ff1), basis = nw)
names(s1) <- paste0("Form~", names(s1))
expect_equal(s1, s2)
s1 <- summary(ff1, basis = nwunion01)
s2 <- summary(~Form(ff1), basis = nw1)
names(s1) <- paste0("Form~", names(s1))
expect_equal(s1, s2)
set.seed(0)
s3 <- simulate(nw0 ~ Form(~edges) + Persist(~edges), coef = c(-5, 2), dynamic = TRUE, output = "stats", monitor = ~Form(ff1), time.slices = 1)
expect_equal(s1, s3[1,])
# Persist
s1 <- summary(ff1, basis = nwinter)
s2 <- summary(~Persist(ff1), basis = nw)
names(s1) <- paste0("Persist~", names(s1))
expect_equal(s1, s2)
s1 <- summary(ff1, basis = nwinter01)
s2 <- summary(~Persist(ff1), basis = nw1)
names(s1) <- paste0("Persist~", names(s1))
expect_equal(s1, s2)
set.seed(0)
s3 <- simulate(nw0 ~ Form(~edges) + Persist(~edges), coef = c(-5, 2), dynamic = TRUE, output = "stats", monitor = ~Persist(ff1), time.slices = 1)
expect_equal(s1, s3[1,])
# Diss
s1 <- summary(ff1, basis = nwinter)
s2 <- summary(~Diss(ff1), basis = nw)
names(s1) <- paste0("Diss~", names(s1))
expect_equal(-s1, s2)
s1 <- summary(ff1, basis = nwinter01)
s2 <- summary(~Diss(ff1), basis = nw1)
names(s1) <- paste0("Diss~", names(s1))
expect_equal(-s1, s2)
set.seed(0)
s3 <- simulate(nw0 ~ Form(~edges) + Persist(~edges), coef = c(-5, 2), dynamic = TRUE, output = "stats", monitor = ~Diss(ff1), time.slices = 1)
expect_equal(-s1, s3[1,])
set.seed(0)
sim01 <- simulate(nw ~ Form(~edges) + Persist(~edges),
coef = c(-5, 2),
time.slices = 10,
dynamic = TRUE,
monitor = ff0,
output = "networkDynamic")
set.seed(0)
sim02 <- simulate(nw ~ Form(~edges) + Persist(~edges),
coef = c(-5, 2),
time.slices = 10,
dynamic = TRUE,
monitor = ~Form(ff0),
output = "stats")
set.seed(0)
sim03 <- simulate(nw ~ Form(~edges) + Persist(~edges),
coef = c(-5, 2),
time.slices = 10,
dynamic = TRUE,
monitor = ~Persist(ff0),
output = "stats")
set.seed(0)
sim04 <- simulate(nw ~ Form(~edges) + Persist(~edges),
coef = c(-5, 2),
time.slices = 10,
dynamic = TRUE,
monitor = ~Diss(ff0),
output = "stats")
for(time_step in 10:19) {
nw_initial <- network.collapse(sim01, at = time_step)
nw_final <- network.collapse(sim01, at = time_step + 1)
nw_union <- nw_initial + nw_final
nw_inter <- nw_initial & nw_final
summ_stats <- summary(ff0, basis = nw_union)
names(summ_stats) <- paste0("Form~", names(summ_stats))
expect_equal(summ_stats, sim02[time_step - 10 + 1,])
summ_stats <- summary(ff0, basis = nw_inter)
names(summ_stats) <- paste0("Persist~", names(summ_stats))
expect_equal(summ_stats, sim03[time_step - 10 + 1,])
summ_stats <- summary(ff0, basis = nw_inter)
names(summ_stats) <- paste0("Diss~", names(summ_stats))
expect_equal(-summ_stats, sim04[time_step - 10 + 1,])
}
set.seed(1)
sim11 <- simulate(nw ~ Form(~edges) + Persist(~edges),
coef = c(-5, 2),
time.slices = 10,
dynamic = TRUE,
monitor = ff1,
output = "networkDynamic")
set.seed(1)
sim12 <- simulate(nw ~ Form(~edges) + Persist(~edges),
coef = c(-5, 2),
time.slices = 10,
dynamic = TRUE,
monitor = ~Form(ff1),
output = "stats")
set.seed(1)
sim13 <- simulate(nw ~ Form(~edges) + Persist(~edges),
coef = c(-5, 2),
time.slices = 10,
dynamic = TRUE,
monitor = ~Persist(ff1),
output = "stats")
set.seed(1)
sim14 <- simulate(nw ~ Form(~edges) + Persist(~edges),
coef = c(-5, 2),
time.slices = 10,
dynamic = TRUE,
monitor = ~Diss(ff1),
output = "stats")
for(time_step in 10:19) {
nw_initial <- network.collapse(sim11, at = time_step)
nw_final <- network.collapse(sim11, at = time_step + 1)
nw_union <- nw_initial + nw_final
nw_inter <- nw_initial & nw_final
summ_stats <- summary(ff1, basis = nw_union)
names(summ_stats) <- paste0("Form~", names(summ_stats))
expect_equal(summ_stats, sim12[time_step - 10 + 1,])
summ_stats <- summary(ff1, basis = nw_inter)
names(summ_stats) <- paste0("Persist~", names(summ_stats))
expect_equal(summ_stats, sim13[time_step - 10 + 1,])
summ_stats <- summary(ff1, basis = nw_inter)
names(summ_stats) <- paste0("Diss~", names(summ_stats))
expect_equal(-summ_stats, sim14[time_step - 10 + 1,])
}
})
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