context("cluster_leiden")
test_that("cluster_leiden works", {
library(igraph)
set.seed(42)
g <- make_graph("Zachary")
mc <- cluster_leiden(g, resolution_parameter=0.06)
expect_that(as.vector(membership(mc)),
equals(c(1,1,1,1,1,1,1,1,2,1,1,1,1,1,2,2,1,
1,2,1,2,1,2,2,2,2,2,2,2,2,2,2,2,2)))
expect_that(length(mc), equals(2))
expect_that(sizes(mc),
equals(structure(c(17L, 17L), .Dim = 2L,
.Dimnames = structure(list(`Community sizes` = c("1", "2")),
.Names = "Community sizes"),
class = "table")
))
set.seed(42)
mc <- cluster_leiden(g, "modularity")
expect_that(as.vector(membership(mc)),
equals(c(1,1,1,1,2,2,2,1,3,3,2,1,1,1,3,3,2,
1,3,1,3,1,3,4,4,4,3,4,4,3,3,4,3,3)))
expect_that(length(mc), equals(4))
expect_that(sizes(mc),
equals(structure(c(11L, 5L, 12L, 6L), .Dim = 4L,
.Dimnames = structure(list(`Community sizes` = c("1", "2", "3", "4")),
.Names = "Community sizes"),
class = "table")
))
})
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