Nothing
test_that("laplacian matrix correct", {
g <- igraph::graph.full(5)
igraph::E(g)$sign <- -1
L <- laplacian_matrix_signed(g)
expect_equal(diag(L), rep(4,5))
})
test_that("laplacian matrix norm correct", {
g <- igraph::graph.full(5)
igraph::E(g)$sign <- -1
L <- laplacian_matrix_signed(g,norm = TRUE)
L_true <- structure(c(1, 0.25, 0.25, 0.25, 0.25, 0.25, 1, 0.25, 0.25, 0.25,
0.25, 0.25, 1, 0.25, 0.25, 0.25, 0.25, 0.25, 1, 0.25, 0.25, 0.25,
0.25, 0.25, 1), .Dim = c(5L, 5L))
expect_equal(L,L_true)
})
test_that("laplacian matrix error graph correct", {
expect_error(laplacian_matrix_signed(g=5))
})
test_that("laplacian matrix error sign correct", {
g <- igraph::graph.full(5)
expect_error(laplacian_matrix_signed(g))
})
#
# test_that("laplacian angle sign is correct", {
# g <- igraph::graph.full(3)
# igraph::E(g)$sign <- 1
# ang <- laplacian_angle(g)
# ang_true <- c(0.95531662, -0.61547971, -0.61547971)
# })
#
# test_that("laplacian angle sign is correct", {
# g <- igraph::graph.full(3)
# igraph::E(g)$type <- "P"
# ang <- laplacian_angle(g,"complex",attr="type")
# ang_true <- c(0, 0, 3.14159265)
# })
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