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test(spending): document fixture-pop origin in per-year-denominator test

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jared
2026-04-29 16:29:24 -04:00
parent 21b3d66c0e
commit e4a105013e
1 changed files with 5 additions and 2 deletions
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tests/testthat/test-spending.R
+5 -2
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@@ -138,10 +138,13 @@ test_that("per_capita denominator is the per-year F-33 population", {
# Implied denominator from amt_nominal / amt_per_capita_nominal
implied_pop <- r_ops$amt_nominal / r_ops$amt_per_capita_nominal
names(implied_pop) <- r_ops$year
# Use absolute tolerance: within 1 person of per-year F-33 values
# Use absolute tolerance: within 1 person of per-year F-33 values.
# Hardcoded values are Broward County's per-year Census F-33 population
# from the bundled fixture (regenerated 2026-04-29 against cog_pipeline
# aad34c6 + bd3e744). 1,940,907 is the static ACS 2018-2022 5-year value
# the legacy implementation would use; we assert it is NOT what we get.
expect_true(abs(implied_pop[["2019"]] - 1935878) < 1)
expect_true(abs(implied_pop[["2020"]] - 1952778) < 1)
# And the implied denominator does NOT equal the static ACS value
expect_false(all(abs(implied_pop - 1940907) < 1))
})
})