# agridatasets - A Comprehensive Collection of Agricultural and Agronomic Datasets
# Version 0.1.0
# Copyright (C) 2026 Renzo Caceres Rossi
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.

# carrot_insecticide

library(testthat)

# Test 1: Check that the object is a data.frame and has 6 columns
test_that("carrot_insecticide is a data.frame with 6 columns", {
  expect_s3_class(carrot_insecticide, "data.frame")
  expect_equal(ncol(carrot_insecticide), 6)
  expect_equal(length(carrot_insecticide), 6)
})

# Test 2: Check the number of rows
test_that("carrot_insecticide has 36 rows", {
  expect_equal(nrow(carrot_insecticide), 36)
})

# Test 3: Validate column names
test_that("carrot_insecticide has correct column names", {
  expect_named(
    carrot_insecticide,
    c("treatment", "insecticide", "depth", "rep", "damaged", "total")
  )
})

# Test 4: Check data types
test_that("carrot_insecticide has correct data types", {
  expect_s3_class(carrot_insecticide$treatment, "factor")
  expect_equal(nlevels(carrot_insecticide$treatment), 11)
  expect_s3_class(carrot_insecticide$insecticide, "factor")
  expect_equal(nlevels(carrot_insecticide$insecticide), 3)
  expect_type(carrot_insecticide$depth, "double")
  expect_s3_class(carrot_insecticide$rep, "factor")
  expect_equal(nlevels(carrot_insecticide$rep), 3)
  expect_type(carrot_insecticide$damaged, "integer")
  expect_type(carrot_insecticide$total, "integer")
})