Nothing
test_that("execution returns formatted strings", {
if(!maxima.env$maxima$isInstalled())
skip("Maxima not installed")
to <- maxima.get("jacobian( [alpha / (alpha + beta), 1 / sqrt(alpha + beta)], [alpha, beta] );")
expect_s3_class(to, "maxima")
expect_type(to, "list")
expect_match(attr(to, "input.label"), "^%\\i[[:digit::]]*$")
expect_match(attr(to, "output.label"), "^\\%o[[:digit::]]*$")
expect_equal(attr(to, "command"), "jacobian( [alpha / (alpha + beta), 1 / sqrt(alpha + beta)], [alpha, beta] );")
expect_true(!attr(to, "suppressed"))
to <- maxima.get("2+2$")
expect_s3_class(to, "maxima")
expect_type(to, "list")
expect_length(to, 0L)
expect_match(attr(to, "input.label"), "^%\\i[[:digit::]]*$")
expect_match(attr(to, "output.label"), "^\\%o[[:digit::]]*$")
expect_equal(attr(to, "command"), "2+2$")
expect_true(attr(to, "suppressed"))
})
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