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tests for https://github.com/tc39/proposal-temporal/issues/2820

This commit is contained in:
Adam Shaw 2024-05-13 22:12:30 -04:00 committed by Philip Chimento
parent a15874163e
commit ba9c397923
2 changed files with 44 additions and 0 deletions
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22
test/built-ins/Temporal/PlainDateTime/prototype/since/wrapping-at-end-of-month.js vendored
View File

@ -115,3 +115,25 @@ features: [Temporal]
"Jan 31st 1970 to May 30th 1971 is 1 year, 3 months, 30 days, not 1 year, 2 months, 60 days"
);
}
// Test that 1-day backoff to maintain date/time sign compatibility backs-off from correct end
// while moving *forwards* in time and does not interfere with month boundaries
// https://github.com/tc39/proposal-temporal/issues/2820
{
TemporalHelpers.assertDuration(
new Temporal.PlainDateTime(2023, 2, 28, 3).since(new Temporal.PlainDateTime(2023, 4, 1, 2), { largestUnit: "years" }),
0, -1, 0, -3, -23, 0, 0, 0, 0, 0,
"Feb 28th (3am) to Apr 1st (2am) is -1 month, -3 days, and -23 hours"
);
}
// Test that 1-day backoff to maintain date/time sign compatibility backs-off from correct end
// while moving *backwards* in time and does not interfere with month boundaries
// https://github.com/tc39/proposal-temporal/issues/2820
{
TemporalHelpers.assertDuration(
new Temporal.PlainDateTime(2023, 3, 1, 2).since(new Temporal.PlainDateTime(2023, 1, 1, 3), { largestUnit: "years" }),
0, 1, 0, 30, 23, 0, 0, 0, 0, 0,
"Mar 1st (2am) to Jan 1st (3am) is 1 month, 30 days, and 23 hours"
);
}

22
test/built-ins/Temporal/PlainDateTime/prototype/until/wrapping-at-end-of-month.js vendored
View File

@ -115,3 +115,25 @@ features: [Temporal]
"Jan 31st 1970 to May 30th 1971 is 1 year, 3 months, 30 days, not 1 year, 2 months, 60 days"
);
}
// Test that 1-day backoff to maintain date/time sign compatibility backs-off from correct end
// while moving *backwards* in time and does not interfere with month boundaries
// https://github.com/tc39/proposal-temporal/issues/2820
{
TemporalHelpers.assertDuration(
new Temporal.PlainDateTime(2023, 2, 28, 3).until(new Temporal.PlainDateTime(2023, 4, 1, 2), { largestUnit: "years" }),
0, 1, 0, 3, 23, 0, 0, 0, 0, 0,
"Feb 28th (3am) to Apr 1st (2am) is 1 month, 3 days, and 23 hours"
);
}
// Test that 1-day backoff to maintain date/time sign compatibility backs-off from correct end
// while moving *forwards* in time and does not interfere with month boundaries
// https://github.com/tc39/proposal-temporal/issues/2820
{
TemporalHelpers.assertDuration(
new Temporal.PlainDateTime(2023, 3, 1, 2).until(new Temporal.PlainDateTime(2023, 1, 1, 3), { largestUnit: "years" }),
0, -1, 0, -30, -23, 0, 0, 0, 0, 0,
"Mar 1st (2am) to Jan 1st (3am) is -1 month, -30 days, and -23 hours"
);
}