Nothing
test_that("update methods work (eg: linear_reg)", {
expr1 <- linear_reg() %>% set_engine("lm", model = FALSE)
expr2 <- linear_reg() %>% set_engine("glmnet", nlambda = tune())
expr3 <- linear_reg(mixture = 0, penalty = tune()) %>% set_engine("glmnet", nlambda = tune())
expr4 <- linear_reg(mixture = 0) %>% set_engine("glmnet", nlambda = 10)
expr5 <- linear_reg() %>% set_engine("glm", family = "gaussian")
param_tibb <- tibble::tibble(mixture = 1/2, penalty = 1)
param_list <- as.list(param_tibb)
expect_snapshot(expr1 %>% update(mixture = 0))
expect_snapshot(expr1 %>% update(mixture = 0, fresh = TRUE))
expect_snapshot(expr2 %>% update(nlambda = 10))
expect_snapshot(expr3 %>% update(mixture = 1, nlambda = 10))
expect_snapshot(expr3 %>% update(mixture = 1, nlambda = 10, fresh = TRUE))
expect_snapshot(expr3 %>% update(nlambda = 10))
expect_snapshot(expr3 %>% update(nlambda = 10, fresh = TRUE))
expect_snapshot(expr4 %>% update(param_tibb))
expect_snapshot(expr4 %>% update(param_list))
expect_snapshot(expr4 %>% update(param_tibb, fresh = TRUE))
expect_snapshot(expr4 %>% update(param_list, fresh = TRUE))
expect_snapshot(expr5 %>% update(family = "poisson"))
expect_snapshot(expr5 %>% update(family = "poisson", fresh = TRUE))
})
test_that("update methods prompt informatively", {
# engine arguments passed in param
expr1 <- linear_reg(mixture = 0) %>% set_engine("glmnet", nlambda = 10)
param_tibb <- tibble::tibble(mixture = 1/2, nlambda = 5)
param_list <- as.list(param_tibb)
expect_snapshot(error = TRUE, expr1 %>% update(param_tibb))
expect_snapshot(error = TRUE, expr1 %>% update(param_list))
expect_snapshot(error = TRUE, expr1 %>% update(parameters = "wat"))
expect_snapshot(error = TRUE, expr1 %>% update(parameters = tibble::tibble(wat = "wat")))
# nonexistent main or eng args
expect_snapshot(error = TRUE, linear_reg() %>% update(boop = 0))
})
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