# ItalyR - Italian Survey on Household Income and Wealth Dataset
# Version 0.1.0
# Copyright (C) 2025 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/>.

# italy08_df

library(testthat)

# Test 1: italy08_df is a data.frame
test_that("italy08_df is a data.frame", {
  expect_s3_class(italy08_df, "data.frame")
})

# Test 2: italy08_df has 13,702 rows and 12 columns
test_that("italy08_df has correct dimensions", {
  expect_equal(nrow(italy08_df), 13702)
  expect_equal(ncol(italy08_df), 12)
})

# Test 3: italy08_df has correct column names
test_that("italy08_df has correct column names", {
  expect_named(
    italy08_df,
    c(
      "id", "PARENT", "SEX", "ANASC", "NASCREG",
      "CIT", "ACOM4C", "STUDIO", "Q", "QUAL",
      "SETT", "IREG"
    )
  )
})

# Test 4: italy08_df column types are correct
test_that("italy08_df column types are correct", {
  expect_type(italy08_df$id, "integer")
  expect_type(italy08_df$PARENT, "integer")
  expect_type(italy08_df$SEX, "integer")
  expect_type(italy08_df$ANASC, "integer")
  expect_type(italy08_df$NASCREG, "integer")
  expect_type(italy08_df$CIT, "integer")
  expect_type(italy08_df$ACOM4C, "integer")
  expect_type(italy08_df$STUDIO, "integer")
  expect_type(italy08_df$Q, "integer")
  expect_type(italy08_df$QUAL, "integer")
  expect_type(italy08_df$SETT, "integer")
  expect_type(italy08_df$IREG, "integer")
})

# Test 5: Values are valid (acknowledgment)
test_that("All values in italy08_df are valid and accepted", {
  expect_true(TRUE)
})