context("Mistnet function")
x = dropoutMask(17L, 37L)
y = dropoutMask(17L, 19L)
colnames(y) = letters[1:ncol(y)]
test_that("Correct behavior for fewer than one iteration",{
net = mistnet(
x,
y,
layer.definitions = list(
defineLayer(rectify.nonlinearity(), 10, gaussian.prior(mean = 0, sd = 1)),
defineLayer(rectify.nonlinearity(), 11, gaussian.prior(mean = 0, sd = 1)),
defineLayer(sigmoid.nonlinearity(), ncol(y), gaussian.prior(mean = 0, sd = 1))
),
n.importance.samples = 10L,
n.minibatch = 10L,
training.iterations = 0L,
loss = bernoulliLoss(),
updater = adagrad.updater(learning.rate = .01)
)
expect_equal(net$completed.iterations, 0)
expect_error(net$fit(-1), "valid number of iterations")
net$fit(2) # shouldn't throw an error
expect_equal(dimnames(net$layers[[3]]$outputs)[[2]], colnames(y))
expect_equal(colnames(net$layers[[3]]$weights), colnames(y))
})
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