Nothing
test_that("connect_nodes without properties works", {
expect_equal(connect_nodes(1, 2), "INSERT INTO edges VALUES(\"1\", \"2\", json('[]'));")
})
test_that("connect_nodes without properties works", {
expect_equal(connect_nodes(1, 2, list("test" = 1)), "INSERT INTO edges VALUES(\"1\", \"2\", json('{\"test\":1}'));")
})
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