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context("Notable graphs")
test_that("notable graphs work with make_graph", {
g <- make_graph("Levi")
g2 <- graph.famous("Levi")
expect_true(identical_graphs(g, g2))
})
test_that("make_graph for notable graphs is case insensitive", {
g <- make_graph("Levi")
g2 <- make_graph("levi")
expect_true(identical_graphs(g, g2))
})
test_that("spaces are replaced in make_graph for notable graphs", {
g <- make_graph("Krackhardt_Kite")
g2 <- make_graph("Krackhardt kite")
expect_true(identical_graphs(g, g2))
})
test_that("warnings are given for extra arguments in make_graph for notables", {
g0 <- make_graph("Levi")
expect_warning(g1 <- make_graph("Levi", n = 10))
expect_warning(g2 <- make_graph("Levi", isolates = "foo"))
expect_warning(g3 <- make_graph("Levi", directed = FALSE))
expect_true(identical_graphs(g0, g1))
expect_true(identical_graphs(g0, g2))
expect_true(identical_graphs(g0, g3))
})
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