54 lines
1.7 KiB
Elixir
54 lines
1.7 KiB
Elixir
defmodule BDS.Generation.CalendarJsonTest do
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use ExUnit.Case, async: true
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alias BDS.Generation.Paths
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alias BDS.Generation.Sitemap
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defp unix_ms(date_string) do
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# Local-noon timestamp so the local-time date matches date_string regardless of TZ.
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date = Date.from_iso8601!(date_string)
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naive = NaiveDateTime.new!(date, ~T[12:00:00])
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:calendar.local_time_to_universal_time_dst(NaiveDateTime.to_erl(naive))
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|> List.first()
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|> :calendar.datetime_to_gregorian_seconds()
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|> Kernel.-(62_167_219_200)
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|> Kernel.*(1000)
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end
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defp post(date_string, slug) do
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%{created_at: unix_ms(date_string), slug: slug, title: slug}
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end
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test "render_calendar emits years/months/days count maps for the calendar runtime" do
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posts = [
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post("2024-05-17", "a"),
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post("2024-05-17", "b"),
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post("2024-06-01", "c"),
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post("2023-12-31", "d")
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]
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decoded = posts |> Sitemap.render_calendar() |> Jason.decode!()
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assert decoded == %{
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"years" => %{"2024" => 3, "2023" => 1},
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"months" => %{"2024-05" => 2, "2024-06" => 1, "2023-12" => 1},
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"days" => %{
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"2024-05-17" => 2,
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"2024-06-01" => 1,
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"2023-12-31" => 1
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}
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}
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end
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test "render_calendar of no posts emits empty count maps" do
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assert Sitemap.render_calendar([]) |> Jason.decode!() ==
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%{"years" => %{}, "months" => %{}, "days" => %{}}
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end
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test "day keys use the local date used for post routes" do
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ts = unix_ms("2024-05-17")
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decoded = Sitemap.render_calendar([%{created_at: ts, slug: "a", title: "a"}]) |> Jason.decode!()
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assert Map.keys(decoded["days"]) == [Paths.local_date_iso8601!(ts)]
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end
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end
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