aprs.me/test/aprsme_web/time_utils_test.exs
Graham McInitre 1006fdaefc refactor: remove dead code, duplication, and over-abstractions
- Delete dead config keys and test file (typo'd aprsme_is_*, vacuous disable test)
- Remove duplicate function clauses and identical function pairs
- Rename misleading one_hour_ago variable to one_day_ago
- Strip stale Oban comment
- Remove TestHelpers time function duplicates
- Inline Aprsme.Schema module (only 1 caller)
- Deduplicate prod esbuild config
- Thin SymbolRenderer delegations, inline TimeUtils wrappers
- Remove redundant DeploymentNotifier GenServer polling
- Replace random fallback in get_callsign_key with sentinel
2026-07-21 10:36:49 -05:00

90 lines
3 KiB
Elixir

defmodule AprsmeWeb.TimeUtilsTest do
use ExUnit.Case, async: true
alias AprsmeWeb.TimeUtils
# Allow a few seconds of slack between sequential `DateTime.utc_now/0` calls.
@slack_seconds 5
defp seconds_between(dt1, dt2) do
abs(DateTime.diff(dt1, dt2, :second))
end
describe "hours_ago/1" do
test "returns a DateTime in the past" do
dt = TimeUtils.hours_ago(3)
now = DateTime.utc_now()
assert DateTime.before?(dt, now)
assert_in_delta DateTime.diff(now, dt, :second), 3 * 3600, @slack_seconds
end
test "hours_ago(0) returns approximately now" do
dt = TimeUtils.hours_ago(0)
assert seconds_between(dt, DateTime.utc_now()) < @slack_seconds
end
end
describe "hours_ago/1 with common values" do
test "hours_ago(1) is about 3600 seconds before now" do
dt = TimeUtils.hours_ago(1)
assert_in_delta DateTime.diff(DateTime.utc_now(), dt, :second), 3600, @slack_seconds
end
test "hours_ago(24) is about 86400 seconds before now" do
dt = TimeUtils.hours_ago(24)
assert_in_delta DateTime.diff(DateTime.utc_now(), dt, :second), 86_400, @slack_seconds
end
test "hours_ago(48) is about 172800 seconds before now" do
dt = TimeUtils.hours_ago(48)
assert_in_delta DateTime.diff(DateTime.utc_now(), dt, :second), 172_800, @slack_seconds
end
test "hours_ago(168) is about 604800 seconds before now" do
dt = TimeUtils.hours_ago(168)
assert_in_delta DateTime.diff(DateTime.utc_now(), dt, :second), 604_800, @slack_seconds
end
end
describe "days_ago/1" do
test "returns N days before now" do
dt = TimeUtils.days_ago(3)
assert_in_delta DateTime.diff(DateTime.utc_now(), dt, :second), 3 * 86_400, @slack_seconds
end
test "accepts 0" do
dt = TimeUtils.days_ago(0)
assert seconds_between(dt, DateTime.utc_now()) < @slack_seconds
end
end
describe "time_range/1" do
test "returns {past, now} for :last_hour" do
{start_t, end_t} = TimeUtils.time_range(:last_hour)
assert DateTime.before?(start_t, end_t)
assert_in_delta DateTime.diff(end_t, start_t, :second), 3600, @slack_seconds
end
test "returns {past, now} for :last_day" do
{start_t, end_t} = TimeUtils.time_range(:last_day)
assert_in_delta DateTime.diff(end_t, start_t, :second), 86_400, @slack_seconds
end
test "returns {past, now} for :last_two_days" do
{start_t, end_t} = TimeUtils.time_range(:last_two_days)
assert_in_delta DateTime.diff(end_t, start_t, :second), 172_800, @slack_seconds
end
test "returns {past, now} for :last_week" do
{start_t, end_t} = TimeUtils.time_range(:last_week)
assert_in_delta DateTime.diff(end_t, start_t, :second), 604_800, @slack_seconds
end
end
describe "default_time_range/0" do
test "matches :last_two_days" do
{start_t, end_t} = TimeUtils.default_time_range()
assert_in_delta DateTime.diff(end_t, start_t, :second), 172_800, @slack_seconds
end
end
end