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[R] additional and modified tests

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This commit is contained in:
Vadim Khotilovich
2016-06-27 02:00:46 -05:00
parent 3b6b344561
commit fd4300b95a
5 changed files with 295 additions and 143 deletions
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12
R-package/tests/testthat/test_custom_objective.R
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@@ -24,22 +24,22 @@ evalerror <- function(preds, dtrain) {
return(list(metric = "error", value = err))
}
param <- list(max.depth=2, eta=1, nthread = 2,
param <- list(max_depth=2, eta=1, nthread = 2,
objective=logregobj, eval_metric=evalerror)
num_round <- 2
test_that("custom objective works", {
bst <- xgb.train(param, dtrain, num_round, watchlist)
expect_equal(class(bst), "xgb.Booster")
expect_equal(length(bst$raw), 1064)
expect_true(!is.null(bst$evaluation_log))
expect_true(!is.null(bst$evaluation_log$eval_error))
expect_equal(length(bst$raw), 1094)
expect_false(is.null(bst$evaluation_log))
expect_false(is.null(bst$evaluation_log$eval_error))
expect_lt(bst$evaluation_log[num_round, eval_error], 0.03)
})
test_that("custom objective in CV works", {
cv <- xgb.cv(param, dtrain, num_round, nfold=10, verbose=FALSE)
expect_true(!is.null(cv$evaluation_log))
expect_false(is.null(cv$evaluation_log))
expect_equal(dim(cv$evaluation_log), c(2, 5))
expect_lt(cv$evaluation_log[num_round, test_error_mean], 0.03)
})
@@ -58,5 +58,5 @@ test_that("custom objective using DMatrix attr works", {
param$objective = logregobjattr
bst <- xgb.train(param, dtrain, num_round, watchlist)
expect_equal(class(bst), "xgb.Booster")
expect_equal(length(bst$raw), 1064)
expect_equal(length(bst$raw), 1094)
})