tests/testthat/test-asdatetime.R
In NumbersInternational/flipTime: Tools for Manipulating Dates and Time Series
context("AsDateTime")
dt1 <- as.POSIXct(lubridate::parse_date_time("2016-01-02 00:34:56", "YmdHMS"))
dt2 <- as.POSIXct(lubridate::parse_date_time("2016-01-02 00:34", "YmdHM"))
dt3 <- as.POSIXct(lubridate::parse_date_time("2016-01-02", "Ymd"))
dt4 <- as.POSIXct(lubridate::parse_date_time("2010-02", "Ym"))
dt5 <- as.POSIXct(lubridate::parse_date_time("2010", "Y"))
dt6 <- as.POSIXct(lubridate::parse_date_time("2010-02-03", "Ymd"))
dt7 <- as.POSIXct(structure(1445212800, class = c("POSIXct", "POSIXt", "QDate")))
v <- c(dt1, dt4)
attr(v, "tzone") <- "UTC"
test_that("IsDateTime",
{
expect_true(IsDateTime("2007"))
expect_false(IsDateTime("abc"))
expect_true(IsDateTime(c("Feb 3 2000", "Jan 1 2000", "Dec 2 2000", "April 4 2000")))
expect_false(IsDateTime(c("Feb 3 2000", "not date", "Dec 2 2000", "April 4 2000")))
expect_silent(IsDateTime("24/9/17")) # DS-1854
})
test_that("AsDateTime",
{
## US date format
expect_error(AsDateTime("1/2/2016 12:34:56 AM", time.zone = "nowhere"), "Time zone not recognized.")
expect_warning(AsDateTime("1/2/2016 12:34:56 AM"), "^Date formats are ambiguous")
expect_equal(AsDateTime("1/2/2016 12:34:56 AM", us.format = TRUE), dt1)
expect_equal(AsDateTime(factor("1/2/2016 12:34:56 AM"), us.format = TRUE), dt1)
expect_equal(AsDateTime("1/2/2016 00:34:56", us.format = TRUE), dt1)
expect_equal(format(AsDateTime("1/2/2016 12:34 AM", us.format = TRUE),
"%m"), format(dt1, "%m"))
expect_equal(format(AsDateTime("1/2/2016 12:34 AM", us.format = FALSE),
"%m"), format(dt1, "%d"))
expect_equal(AsDateTime("1/2/2016 00:34", us.format = TRUE), dt2)
expect_equal(AsDateTime("1/2/2016", us.format = TRUE), dt3)
# Non-US date format
expect_equal(AsDateTime("2/1/2016 12:34:56 AM", us.format = FALSE), dt1)
expect_equal(AsDateTime("2/1/2016 00:34:56", us.format = FALSE), dt1)
expect_equal(AsDateTime("2/1/2016 12:34 AM", us.format = FALSE), dt2)
expect_equal(AsDateTime("2/1/2016 00:34", us.format = FALSE), dt2)
expect_equal(AsDateTime("2/1/2016", us.format = FALSE), dt3)
expect_equal(AsDateTime("2/1/2016", us.format = "No date formatting"), NA)
# Year first
expect_equal(AsDateTime("2016/1/2 12:34:56 AM"), dt1)
expect_equal(AsDateTime("2016/1/2 00:34:56"), dt1)
expect_equal(AsDateTime("2016/1/2 12:34 AM"), dt2)
expect_equal(AsDateTime("2016/1/2 00:34"), dt2)
expect_equal(AsDateTime("2016/1/2"), dt3)
expect_equal(AsDateTime("2010/2"), dt4)
expect_equal(AsDateTime("2/2010"), dt4)
expect_equal(AsDateTime("2010"), dt5)
# Month names
expect_equal(AsDateTime("2016-Jan-2 12:34:56 AM"), dt1)
expect_equal(AsDateTime("2016-Jan-2 00:34:56"), dt1)
expect_equal(AsDateTime("2016-Jan-2 12:34 AM"), dt2)
expect_equal(AsDateTime("2016-Jan-2 00:34"), dt2)
expect_equal(AsDateTime("2016-Jan-2"), dt3)
expect_equal(AsDateTime("2010-Feb"), dt4)
expect_equal(AsDateTime("Jan-2-2016 12:34:56 AM"), dt1)
expect_equal(AsDateTime("Jan-2-2016 00:34:56"), dt1)
expect_equal(AsDateTime("Jan-2-2016 12:34 AM"), dt2)
expect_equal(AsDateTime("Jan-2-2016 00:34"), dt2)
expect_equal(AsDateTime("Jan-2-2016"), dt3)
expect_equal(AsDateTime("2 January 2016 12:34:56 AM"), dt1)
expect_equal(AsDateTime("2 January 2016 00:34:56"), dt1)
expect_equal(AsDateTime("2 January 2016 12:34 AM"), dt2)
expect_equal(AsDateTime("2 January 2016 00:34"), dt2)
expect_equal(AsDateTime("2 January 2016"), dt3)
expect_equal(AsDateTime("February 2010"), dt4)
# Shortened year
expect_equal(format(AsDateTime("2 January 99 12:34:56 AM"),
"%Y"), "1999")
expect_warning(out <- AsDateTime("02 January 16 00:34:56"),
"year assumed to come after month.$")
expect_equal(out, dt1)
expect_silent(out <- AsDateTime("2 January 16 12:34 AM"))
expect_equal(out, dt2)
expect_warning(out <- AsDateTime("02 January 16 00:34"),
"year assumed to come after month.$")
expect_equal(out, dt2)
expect_silent(out <- AsDateTime("2 January 16"))
expect_equal(out, dt3)
expect_equal(AsDateTime("February 10"), dt4)
## Vector input in __multiple__ formats not supported by AsDateTime
## Both will parse separately in vectors where all elements are same format
expect_equal(AsDateTime("1/2/2016 12:34:56 AM", us.format = TRUE), v[1])
expect_equal(AsDateTime("Feb 2010", time.zone = "UTC"), v[2])
expect_is(AsDateTime(c("Jul-2014", "Jan-2012")), c("POSIXct", "POSIXt"))
## bY format date
expect_is(AsDateTime("Jul2014"), c("POSIXct", "POSIXt"))
expect_is(AsDateTime("Jan/2014"), c("POSIXct", "POSIXt"))
expect_equal(format(AsDateTime("Jun/2014"), "%m"), "06")
expect_is(AsDateTime("August-1914"), c("POSIXct", "POSIXt"))
## by format dates
expect_is(AsDateTime(c("Jan13", "September12")), c("POSIXct", "POSIXt"))
expect_is(AsDateTime("may/17"), c("POSIXct", "POSIXt"))
expect_equal(format(AsDateTime("OCT/99"), "%m"), "10")
expect_is(AsDateTime("Jan-14"), c("POSIXct", "POSIXt"))
## this example confuses lubridate very badily if ym format tried
## lubridate::parse_date_time2("jan-214", "ym", exact = TRUE)
## expect_equal(AsDateTime("jan-214"), NA)
})
test_that("AsDateTime: additional support for two-digit years",
{
expect_warning(out <- AsDateTime("20-11-12 12:34"),
"^Supplied date formats are ambiguous")
expect_is(out, c("POSIXct", "POSIXt"))
expect_equal(format(out, "%Y"), "2012")
expect_silent(out <- AsDateTime("99-08-31 05:33"))
expect_is(out, c("POSIXct", "POSIXt"))
expect_equal(format(out, "%m"), "08")
})
test_that("AsDateTime: ambiguous if U.S. format ",
{
expect_warning(AsDateTime(c("01-02-2017", "04-08-2012")), "^Date formats are ambiguous")
expect_equal(format(suppressWarnings(AsDateTime(c("01-02-2017", "04-08-2012"))),
"%m"), c("01", "04"))
expect_warning(out <- AsDateTime(c("06-12-17 12:24pm", "09-09-19 1:30am")),
"^Date formats are ambiguous")
})
test_that("AsDateTime: false positive first matched order",
{
## mdY parses correctly on first element, but it's clear from 2nd that dmY is correct
dates <- c("02-01-1986 12:30pm", "30-06-1986 11:28am")
expect_equal(format(AsDateTime(dates, us.format = NULL), "%d"), c("02", "30"))
})
test_that("AsDateTime: two digit year",
{
## first matches dmYHM second makes it clear dmyHMS
dates <- c("02-01-79 20:12:45", "02-01-19 20:30:45")
expect_equal(format(AsDateTime(dates, us.format = TRUE), "%M"), c("12", "30"))
expect_equal(format(AsDateTime(dates[2:1], us.format = TRUE), "%M"), c("12", "30")[2:1])
## dmYHM when dmyHMS would also parse successfully
dates <- c("22-01-1919 12:45", "30-01-2019 20:30")
expect_equal(format(AsDateTime(dates, us.format = FALSE), "%Y"), c("1919", "2019"))
## mdyIMSp or mdYIMp ?
dates <- c("12-01-1903 03:45pm", "01-16-2012 02:30am")
expect_equal(format(AsDateTime(dates, us.format = TRUE), "%Y"), c("1903", "2012"))
dates <- c("12-01-19 03:03:45pm", "01-16-12 02:12:30am")
expect_silent(out <- AsDateTime(dates, us.format = TRUE))
expect_equal(format(out, "%I"), c("03", "02"))
})
test_that("AsDateTime: x is NULL",
{
expect_error(AsDateTime(NULL, on.parse.failure = "error"),
"^Could not parse")
})
test_that("Full ISO-8601 (and salesforce) format; DS-1992",
{
x <- c("2018-12-04T06:10:11.005Z", "2015-03-31T06:08:00Z", "2015-03-04T00:00:00.123-08",
"2015-03-04T12:31:16.123")
out <- AsDateTime(x[1])
expect_equal(format(out, "%Z"), "UTC")
expect_equal(format(out, "%S"), "11")
out <- AsDateTime(x[2])
expect_equal(format(out, "%S"), "00")
out <- AsDateTime(x[3])
expect_equal(format(out, "%m"), "03")
expect_equal(format(out, "%H"), "08")
out <- AsDateTime(x[4])
expect_equal(format(out, "%z"), "+0000")
expect_equal(format(out, "%H"), "12")
})
test_that("IP addresses fail to parse; DS-2189",
{
expect_error(AsDateTime("154.36.15.18"), "Could not parse")
})
test_that("DS-2798: deal with NAs",
{
expect_equal(AsDateTime(c("2020-03-09 16:26", NA, "2020-02-02 20:02"),
on.parse.failure = "ignore"),
structure(c(1583771160, NA, 1580673720),
class = c("POSIXct", "POSIXt"), tzone = "UTC"))
})
test_that("DS-2940: Keep names",
{
expect_equal(AsDateTime(c(A = "2020-01-13", B = "2020-01-14", D = NA), on.parse.failure = "ignore"),
structure(c(A = 1578873600, B = 1578960000, D = NA),
class = c("POSIXct", "POSIXt"), tzone = "UTC"))
})
test_that("DS-4683: Date inputs are returned as POSIXlt",
{
expect_s3_class(AsDateTime(as.Date("2012-02-13")), "POSIXct")
x <- as.POSIXlt("2012-02-13 02:10:45")
expect_s3_class(AsDateTime(x), "POSIXct")
})
NumbersInternational/flipTime documentation built on Feb. 26, 2024, 6:44 a.m.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
context("AsDateTime")
dt1 <- as.POSIXct(lubridate::parse_date_time("2016-01-02 00:34:56", "YmdHMS"))
dt2 <- as.POSIXct(lubridate::parse_date_time("2016-01-02 00:34", "YmdHM"))
dt3 <- as.POSIXct(lubridate::parse_date_time("2016-01-02", "Ymd"))
dt4 <- as.POSIXct(lubridate::parse_date_time("2010-02", "Ym"))
dt5 <- as.POSIXct(lubridate::parse_date_time("2010", "Y"))
dt6 <- as.POSIXct(lubridate::parse_date_time("2010-02-03", "Ymd"))
dt7 <- as.POSIXct(structure(1445212800, class = c("POSIXct", "POSIXt", "QDate")))
v <- c(dt1, dt4)
attr(v, "tzone") <- "UTC"
test_that("IsDateTime",
{
expect_true(IsDateTime("2007"))
expect_false(IsDateTime("abc"))
expect_true(IsDateTime(c("Feb 3 2000", "Jan 1 2000", "Dec 2 2000", "April 4 2000")))
expect_false(IsDateTime(c("Feb 3 2000", "not date", "Dec 2 2000", "April 4 2000")))
expect_silent(IsDateTime("24/9/17")) # DS-1854
})
test_that("AsDateTime",
{
## US date format
expect_error(AsDateTime("1/2/2016 12:34:56 AM", time.zone = "nowhere"), "Time zone not recognized.")
expect_warning(AsDateTime("1/2/2016 12:34:56 AM"), "^Date formats are ambiguous")
expect_equal(AsDateTime("1/2/2016 12:34:56 AM", us.format = TRUE), dt1)
expect_equal(AsDateTime(factor("1/2/2016 12:34:56 AM"), us.format = TRUE), dt1)
expect_equal(AsDateTime("1/2/2016 00:34:56", us.format = TRUE), dt1)
expect_equal(format(AsDateTime("1/2/2016 12:34 AM", us.format = TRUE),
"%m"), format(dt1, "%m"))
expect_equal(format(AsDateTime("1/2/2016 12:34 AM", us.format = FALSE),
"%m"), format(dt1, "%d"))
expect_equal(AsDateTime("1/2/2016 00:34", us.format = TRUE), dt2)
expect_equal(AsDateTime("1/2/2016", us.format = TRUE), dt3)
# Non-US date format
expect_equal(AsDateTime("2/1/2016 12:34:56 AM", us.format = FALSE), dt1)
expect_equal(AsDateTime("2/1/2016 00:34:56", us.format = FALSE), dt1)
expect_equal(AsDateTime("2/1/2016 12:34 AM", us.format = FALSE), dt2)
expect_equal(AsDateTime("2/1/2016 00:34", us.format = FALSE), dt2)
expect_equal(AsDateTime("2/1/2016", us.format = FALSE), dt3)
expect_equal(AsDateTime("2/1/2016", us.format = "No date formatting"), NA)
# Year first
expect_equal(AsDateTime("2016/1/2 12:34:56 AM"), dt1)
expect_equal(AsDateTime("2016/1/2 00:34:56"), dt1)
expect_equal(AsDateTime("2016/1/2 12:34 AM"), dt2)
expect_equal(AsDateTime("2016/1/2 00:34"), dt2)
expect_equal(AsDateTime("2016/1/2"), dt3)
expect_equal(AsDateTime("2010/2"), dt4)
expect_equal(AsDateTime("2/2010"), dt4)
expect_equal(AsDateTime("2010"), dt5)
# Month names
expect_equal(AsDateTime("2016-Jan-2 12:34:56 AM"), dt1)
expect_equal(AsDateTime("2016-Jan-2 00:34:56"), dt1)
expect_equal(AsDateTime("2016-Jan-2 12:34 AM"), dt2)
expect_equal(AsDateTime("2016-Jan-2 00:34"), dt2)
expect_equal(AsDateTime("2016-Jan-2"), dt3)
expect_equal(AsDateTime("2010-Feb"), dt4)
expect_equal(AsDateTime("Jan-2-2016 12:34:56 AM"), dt1)
expect_equal(AsDateTime("Jan-2-2016 00:34:56"), dt1)
expect_equal(AsDateTime("Jan-2-2016 12:34 AM"), dt2)
expect_equal(AsDateTime("Jan-2-2016 00:34"), dt2)
expect_equal(AsDateTime("Jan-2-2016"), dt3)
expect_equal(AsDateTime("2 January 2016 12:34:56 AM"), dt1)
expect_equal(AsDateTime("2 January 2016 00:34:56"), dt1)
expect_equal(AsDateTime("2 January 2016 12:34 AM"), dt2)
expect_equal(AsDateTime("2 January 2016 00:34"), dt2)
expect_equal(AsDateTime("2 January 2016"), dt3)
expect_equal(AsDateTime("February 2010"), dt4)
# Shortened year
expect_equal(format(AsDateTime("2 January 99 12:34:56 AM"),
"%Y"), "1999")
expect_warning(out <- AsDateTime("02 January 16 00:34:56"),
"year assumed to come after month.$")
expect_equal(out, dt1)
expect_silent(out <- AsDateTime("2 January 16 12:34 AM"))
expect_equal(out, dt2)
expect_warning(out <- AsDateTime("02 January 16 00:34"),
"year assumed to come after month.$")
expect_equal(out, dt2)
expect_silent(out <- AsDateTime("2 January 16"))
expect_equal(out, dt3)
expect_equal(AsDateTime("February 10"), dt4)
## Vector input in __multiple__ formats not supported by AsDateTime
## Both will parse separately in vectors where all elements are same format
expect_equal(AsDateTime("1/2/2016 12:34:56 AM", us.format = TRUE), v[1])
expect_equal(AsDateTime("Feb 2010", time.zone = "UTC"), v[2])
expect_is(AsDateTime(c("Jul-2014", "Jan-2012")), c("POSIXct", "POSIXt"))
## bY format date
expect_is(AsDateTime("Jul2014"), c("POSIXct", "POSIXt"))
expect_is(AsDateTime("Jan/2014"), c("POSIXct", "POSIXt"))
expect_equal(format(AsDateTime("Jun/2014"), "%m"), "06")
expect_is(AsDateTime("August-1914"), c("POSIXct", "POSIXt"))
## by format dates
expect_is(AsDateTime(c("Jan13", "September12")), c("POSIXct", "POSIXt"))
expect_is(AsDateTime("may/17"), c("POSIXct", "POSIXt"))
expect_equal(format(AsDateTime("OCT/99"), "%m"), "10")
expect_is(AsDateTime("Jan-14"), c("POSIXct", "POSIXt"))
## this example confuses lubridate very badily if ym format tried
## lubridate::parse_date_time2("jan-214", "ym", exact = TRUE)
## expect_equal(AsDateTime("jan-214"), NA)
})
test_that("AsDateTime: additional support for two-digit years",
{
expect_warning(out <- AsDateTime("20-11-12 12:34"),
"^Supplied date formats are ambiguous")
expect_is(out, c("POSIXct", "POSIXt"))
expect_equal(format(out, "%Y"), "2012")
expect_silent(out <- AsDateTime("99-08-31 05:33"))
expect_is(out, c("POSIXct", "POSIXt"))
expect_equal(format(out, "%m"), "08")
})
test_that("AsDateTime: ambiguous if U.S. format ",
{
expect_warning(AsDateTime(c("01-02-2017", "04-08-2012")), "^Date formats are ambiguous")
expect_equal(format(suppressWarnings(AsDateTime(c("01-02-2017", "04-08-2012"))),
"%m"), c("01", "04"))
expect_warning(out <- AsDateTime(c("06-12-17 12:24pm", "09-09-19 1:30am")),
"^Date formats are ambiguous")
})
test_that("AsDateTime: false positive first matched order",
{
## mdY parses correctly on first element, but it's clear from 2nd that dmY is correct
dates <- c("02-01-1986 12:30pm", "30-06-1986 11:28am")
expect_equal(format(AsDateTime(dates, us.format = NULL), "%d"), c("02", "30"))
})
test_that("AsDateTime: two digit year",
{
## first matches dmYHM second makes it clear dmyHMS
dates <- c("02-01-79 20:12:45", "02-01-19 20:30:45")
expect_equal(format(AsDateTime(dates, us.format = TRUE), "%M"), c("12", "30"))
expect_equal(format(AsDateTime(dates[2:1], us.format = TRUE), "%M"), c("12", "30")[2:1])
## dmYHM when dmyHMS would also parse successfully
dates <- c("22-01-1919 12:45", "30-01-2019 20:30")
expect_equal(format(AsDateTime(dates, us.format = FALSE), "%Y"), c("1919", "2019"))
## mdyIMSp or mdYIMp ?
dates <- c("12-01-1903 03:45pm", "01-16-2012 02:30am")
expect_equal(format(AsDateTime(dates, us.format = TRUE), "%Y"), c("1903", "2012"))
dates <- c("12-01-19 03:03:45pm", "01-16-12 02:12:30am")
expect_silent(out <- AsDateTime(dates, us.format = TRUE))
expect_equal(format(out, "%I"), c("03", "02"))
})
test_that("AsDateTime: x is NULL",
{
expect_error(AsDateTime(NULL, on.parse.failure = "error"),
"^Could not parse")
})
test_that("Full ISO-8601 (and salesforce) format; DS-1992",
{
x <- c("2018-12-04T06:10:11.005Z", "2015-03-31T06:08:00Z", "2015-03-04T00:00:00.123-08",
"2015-03-04T12:31:16.123")
out <- AsDateTime(x[1])
expect_equal(format(out, "%Z"), "UTC")
expect_equal(format(out, "%S"), "11")
out <- AsDateTime(x[2])
expect_equal(format(out, "%S"), "00")
out <- AsDateTime(x[3])
expect_equal(format(out, "%m"), "03")
expect_equal(format(out, "%H"), "08")
out <- AsDateTime(x[4])
expect_equal(format(out, "%z"), "+0000")
expect_equal(format(out, "%H"), "12")
})
test_that("IP addresses fail to parse; DS-2189",
{
expect_error(AsDateTime("154.36.15.18"), "Could not parse")
})
test_that("DS-2798: deal with NAs",
{
expect_equal(AsDateTime(c("2020-03-09 16:26", NA, "2020-02-02 20:02"),
on.parse.failure = "ignore"),
structure(c(1583771160, NA, 1580673720),
class = c("POSIXct", "POSIXt"), tzone = "UTC"))
})
test_that("DS-2940: Keep names",
{
expect_equal(AsDateTime(c(A = "2020-01-13", B = "2020-01-14", D = NA), on.parse.failure = "ignore"),
structure(c(A = 1578873600, B = 1578960000, D = NA),
class = c("POSIXct", "POSIXt"), tzone = "UTC"))
})
test_that("DS-4683: Date inputs are returned as POSIXlt",
{
expect_s3_class(AsDateTime(as.Date("2012-02-13")), "POSIXct")
x <- as.POSIXlt("2012-02-13 02:10:45")
expect_s3_class(AsDateTime(x), "POSIXct")
})
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
Embedding an R snippet on your website
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.