Nothing
test_that("without_attr", {
set.seed(42)
g <- sample_gnp(10, 2 / 10) %>%
delete_graph_attr("name") %>%
delete_graph_attr("type") %>%
delete_graph_attr("loops") %>%
delete_graph_attr("p")
set.seed(42)
g2 <- sample_(gnp(10, 2 / 10), without_attr())
expect_true(identical_graphs(g, g2))
expect_equal(graph_attr_names(g2), character())
expect_equal(vertex_attr_names(g2), character())
expect_equal(edge_attr_names(g2), character())
})
test_that("without_loops", {
g <- make_graph(~ A - A:B:C, B - A:B:C, simplify = FALSE) %>%
simplify(remove.multiple = FALSE)
g2 <- make_(
from_literal(A - A:B:C, B - A:B:C, simplify = FALSE),
without_loops()
)
expect_true(identical_graphs(g, g2))
expect_true(all(!which_loop(g2)))
})
test_that("without_multiple", {
g <- make_graph(~ A - A:B:C, B - A:B:C, simplify = FALSE) %>%
simplify(remove.loops = FALSE)
g2 <- make_(
from_literal(A - A:B:C, B - A:B:C, simplify = FALSE),
without_multiples()
)
expect_true(identical_graphs(g, g2))
expect_true(all(!which_multiple(g2)))
})
test_that("simplified", {
g <- make_graph(~ A - A:B:C, B - A:B:C)
g2 <- make_(
from_literal(A - A:B:C, B - A:B:C, simplify = FALSE),
simplified()
)
expect_true(identical_graphs(g, g2))
expect_true(all(!which_multiple(g2)))
expect_true(all(!which_loop(g2)))
})
test_that("with_vertex_", {
g <- make_graph(~ A - A:B:C, B - A:B:C) %>%
set_vertex_attr("color", value = "red") %>%
set_vertex_attr("foo", value = paste0("xx", 1:3))
g2 <- make_(
from_literal(A - A:B:C, B - A:B:C),
with_vertex_(
color = "red",
foo = paste0("xx", 1:3)
)
)
expect_true(identical_graphs(g, g2))
expect_equal(V(g2)$color, rep("red", gorder(g2)))
expect_equal(V(g2)$foo, paste0("xx", 1:3))
})
test_that("with_edge_", {
g <- make_graph(~ A - A:B:C, B - A:B:C) %>%
set_edge_attr("color", value = "red") %>%
set_edge_attr("foo", value = seq_len(3))
g2 <- make_(
from_literal(A - A:B:C, B - A:B:C),
with_edge_(
color = "red",
foo = seq_len(3)
)
)
expect_true(identical_graphs(g, g2))
expect_equal(E(g)$color, E(g2)$color)
expect_equal(E(g)$foo, E(g2)$foo)
})
test_that("with_graph_", {
g <- make_graph(~ A - A:B:C, B - A:B:C) %>%
set_graph_attr("color", value = "red") %>%
set_graph_attr("foo", value = 1:5)
g2 <- make_(
from_literal(A - A:B:C, B - A:B:C),
with_graph_(
color = "red",
foo = 1:5
)
)
expect_true(identical_graphs(g, g2))
expect_equal(g$color, g2$color)
expect_equal(g$foo, g2$foo)
})
test_that("adding and removing attributes", {
g <- make_empty_graph()
g2 <- make_empty_graph()
g$foo <- "bar"
g <- delete_graph_attr(g, "foo")
E(g)$foo <- "bar"
g <- delete_edge_attr(g, "foo")
V(g)$foo <- "bar"
g <- delete_vertex_attr(g, "foo")
expect_true(identical_graphs(g, g2))
})
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