Nothing
testthat::context("test-rdf.R")
doc <- system.file("extdata/example.rdf", package="redland")
out <- "testing.rdf"
testthat::test_that("We can initialize and free rdf objects", {
rdf <- rdf()
testthat::expect_is(rdf, "rdf")
testthat::expect_is(rdf$world, "World")
testthat::expect_is(rdf$model, "Model")
testthat::expect_is(rdf$storage, "Storage")
rdf_free(rdf)
## Confirm `rdf` has been removed from the workspace
testthat::expect_false("rdf" %in% ls())
RDF_graph <- rdf()
testthat::expect_true("RDF_graph" %in% ls())
rdf_free(RDF_graph)
testthat::expect_false("RDF_graph" %in% ls())
})
testthat::test_that("we can concatenate rdfs", {
rdf1 <- rdf_parse(system.file("extdata/ex.xml", package = "rdflib"))
rdf2 <- rdf_parse(system.file("extdata/ex2.xml", package = "rdflib"))
rdf <- c(rdf1, rdf2)
testthat::expect_is(rdf, "rdf")
rdf_free(rdf1)
rdf_free(rdf2)
## NOTE: rdf is same pointer as rdf1, not a new pointer. cannot free twice
})
testthat::test_that("we can add, parse and serialize json-ld", {
skip_if_not_installed("jsonld")
skip_on_cran()
x <- rdf()
x <- rdf_add(x,
subject="http://www.dajobe.org/",
predicate="http://purl.org/dc/elements/1.1/language",
object="en")
rdf_serialize(x, out, "jsonld")
rdf <- rdf_parse(out, format = "jsonld")
testthat::expect_is(rdf, "rdf")
rdf_free(x)
rdf_free(rdf)
})
testthat::test_that("print and format work", {
rdf <- rdf_parse(doc)
txt <- format(rdf, format = "rdfxml")
testthat::expect_output(print(rdf), ".*johnsmith.*")
testthat::expect_is(txt, "character")
rdf_free(rdf)
})
unlink(out)
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