Nothing
# multiplication for everything
test_that("multiplication throws error for instants", {
x <- as.POSIXct("2010-03-15 00:00:00", tz = "UTC")
expect_error(3 * x)
})
test_that("multiplication throws error for intervals", {
time1 <- as.POSIXct("2008-08-03 00:00:00", tz = "UTC")
time2 <- as.POSIXct("2009-08-03 00:00:00", tz = "UTC")
int <- interval(time1, time2)
diff <- difftime(time2, time1)
int2 <- interval(time1, time1 + 2 * diff)
expect_equal(2 * int, int2)
})
test_that("multiplication works as expected for periods", {
expect_equal(3 * months(1), months(3))
expect_s4_class(3 * months(1), "Period")
})
test_that("multiplying vectors works for periods", {
expect_equal(c(2, 3) * months(1), months(2:3))
expect_s4_class(c(2, 3) * months(1), "Period")
})
test_that("multiplication works as expected for durations", {
expect_equal(3 * dhours(1), dhours(3))
expect_s4_class(3 * dhours(1), "Duration")
})
test_that("multiplying vectors works for durations", {
expect_equal(c(2, 3) * dhours(1), dhours(2:3))
expect_s4_class(c(2, 3) * dhours(1), "Duration")
})
test_that("make_difftime makes a correct difftime object", {
x <- as.POSIXct("2008-01-01 12:00:00", tz = "UTC")
y <- difftime(x + 3600, x)
attr(y, "tzone") <- NULL
expect_equal(make_difftime(3600), y)
expect_s3_class(make_difftime(3600), "difftime")
})
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