test_that("cog_gov_search by name pattern returns matches", {
  skip_if_no_corpus()
  r <- cog_gov_search("^BROWARD")
  expect_s3_class(r, "tbl_df")
  expect_true(all(grepl("^BROWARD", r$gov_name)))
  expect_true("canonical_govid" %in% names(r))
})

test_that("cog_gov_search case-insensitive", {
  skip_if_no_corpus()
  r <- cog_gov_search("broward")
  expect_gt(nrow(r), 0L)
})

test_that("cog_gov_search by state abbreviation", {
  skip_if_no_corpus()
  r <- cog_gov_search(state = "FL", type = 1L)
  expect_true(all(r$fips_state == "12"))
  expect_true(all(r$govs_type == 1L))
})

test_that("cog_gov_search accepts FIPS int for state", {
  skip_if_no_corpus()
  r <- cog_gov_search(state = 12, type = "county")
  expect_true(all(r$fips_state == "12"))
  expect_true(all(r$govs_type == 1L))
})

test_that("cog_gov_search accepts type as name string", {
  skip_if_no_corpus()
  for (pair in list(c("state", 0), c("county", 1), c("city", 2), c("township", 3))) {
    r <- cog_gov_search(type = pair[1])
    expect_true(all(r$govs_type == as.integer(pair[2])))
  }
})

test_that("cog_gov_search for excluded types emits message and returns empty", {
  skip_if_no_corpus()
  expect_message(
    r <- cog_gov_search(type = 4L),
    "v0.1|excluded"
  )
  expect_equal(nrow(r), 0L)
  expect_true("canonical_govid" %in% names(r))
  expect_message(
    r2 <- cog_gov_search(type = "special_district"),
    "v0.1|excluded"
  )
  expect_equal(nrow(r2), 0L)
})

test_that("cog_gov_search combining filters", {
  skip_if_no_corpus()
  r <- cog_gov_search("BROWARD", state = "FL")
  expect_true(all(grepl("BROWARD", r$gov_name)))
  expect_true(all(r$fips_state == "12"))
})

test_that("cog_gov_search sorts by population desc", {
  skip_if_no_corpus()
  r <- cog_gov_search(state = "FL", type = 2L)
  nonNA <- r$population_acs[!is.na(r$population_acs)]
  expect_true(all(diff(nonNA) <= 0))
})

test_that("cog_gov_search rejects unknown type string", {
  expect_error(cog_gov_search(type = "galaxy"), "Unknown type")
})

test_that("cog_gov_search with no filters returns full registry", {
  skip_if_no_corpus()
  r <- cog_gov_search()
  expect_gt(nrow(r), 1000L)
})