Nothing
test_that("provenance", {
a <- addProvenance("a")
# It may take a bit of time between setting the value in addProvenance
# and checking
expect_true(as.numeric(difftime(Sys.time(), attr(a, "provenance", exact=TRUE)$datetime, units="secs")) < 0.1,
info="A correct time is set in provenance")
expect_equal(attr(a, "provenance", exact=TRUE)$sysInfo, Sys.info(),
info="Correct system information is set in provenance")
expect_equal(attr(a, "provenance", exact=TRUE)$sessionInfo, sessionInfo(),
info="Correct session information is set in provenance")
expect_error(addProvenance(a),
regexp="object already has provenance and the option to replace it was not selected.",
info="Adding provenance to an object that already has provenance is an error")
expect_true(
{
# Sleep so that there is a difference and it confirms replacement
Sys.sleep(0.2)
as.numeric(difftime(Sys.time(),
attr(addProvenance(a, replace=TRUE), "provenance", exact=TRUE)$datetime, units="secs")) < 0.1
},
info="A correct time is reset in provenance")
expect_true(checkProvenance(a),
info="Provenance checking works to find correct provenance")
b <- "b"
expect_true(is.na(checkProvenance(b)),
info="Provenance checking works to find missing provenance")
attr(b, "provenance") <- attr(a, "provenance")
expect_false(checkProvenance(b),
info="Provenance checking works to find incorrect provenance")
# Test printing with a fake provenance object
fakeprov <- list(hash="a",
datetime="b",
sessionInfo=list(R.version=c(version.string="c")))
expect_output(print.provenance(fakeprov),
regexp="Provenance hash a generated on b with c.",
info="Provenance prints correctly")
expect_output(
expect_equal(
print.provenance(fakeprov),
invisible("Provenance hash a generated on b with c."),
info="Provenance printing returns an invisible string with the information in it."
)
)
})
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