Nothing
test_that("PathLengths() works", {
expect_error(PathLengths(matrix(0, 2, 2)),
"object of class")
bal9 <- BalancedTree(9)
bal9$edge.length <- 1:16
pl <- PathLengths(bal9, fullMatrix = TRUE)
expect_equal(dim(pl), rep(17L, 2))
Test <- function(tr) {
calculated <- PathLengths(tr, full = TRUE)
edge <- tr$edge
parent <- edge[, 1]
child <- edge[, 2]
weight <- tr[["edge.length"]]
nVert <- tr$Nnode + NTip(tr)
anc <- AllAncestors(parent, child)
parentEdge <- match(seq_len(nVert), child)
lapply(seq_len(nVert)[-(NTip(tr) + 1L)], function(end) {
ancs <- anc[[end]]
expect_equal(calculated[ancs, end],
cumsum(weight[parentEdge[c(end, ancs[-length(ancs)])]]))
})
}
Test(bal9)
pec8 <- CollapseNode(PectinateTree(8), 12:13)
pec8$edge.length <- 1:12
Test(pec8)
bal9$edge.length <- rep_len(1, 16)
expect_equal(PathLengths(BalancedTree(9)), PathLengths(bal9))
})
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