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# Licensed under the MIT License.
Describe "Get-Date DRT Unit Tests" -Tags "CI" {
It "Get-Date with all parameters returns proper results" {
$date = [datetime]::Now + ([timespan]::new(0,0,30))
$result = Get-Date -Date $date -Year 1973 -Month 2 -Day 22 -Hour 15 -Minute 40 -Second 10 -Millisecond 200
$result | Should -BeOfType Datetime
$result.Year | Should -Be 1973
$result.Month | Should -Be 2
$result.Day | Should -Be 22
$result.Hour | Should -Be 15
$result.Minute | Should -Be 40
$result.Second | Should -Be 10
$result.Millisecond | Should -Be 200
}
It "using -displayhint produces the correct output" {
$d = Get-Date -Date:"Jan 1, 2020" -DisplayHint Date | Out-String
$d.Trim() | Should -Be "Wednesday, January 1, 2020"
}
It "using -format produces the correct output" {
Get-Date -Date:"Jan 1, 2020" -Format:"MMM-dd-yy" | Should -Be "Jan-01-20"
}
It "using -AsUTC produces the correct output" {
(Get-Date -Date:"2020-01-01T00:00:00").Kind | Should -Be Unspecified
(Get-Date -Date:"2020-01-01T00:00:00" -AsUTC).Kind | Should -Be Utc
}
It "using -uformat %s produces the correct output" {
$seconds = Get-Date -Date:"Jan 1, 2020Z" -UFormat:"%s"
$seconds | Should -Be "1577836800"
if ($IsLinux) {
$dateString = "01/01/2020 UTC"
if ( (Get-PlatformInfo).Platform -eq "alpine" ) {
$dateString = "2020-01-01"
}
$expected = date --date=${dateString} +%s
$seconds | Should -Be $expected
}
}
It "using -uformat 'ymdH' produces the correct output" {
Get-Date -Date 0030-01-01T00:00:00 -UFormat %y/%m/%d-%H | Should -Be "30/01/01-00"
}
It "using -uformat 'aAbBcCdDehHIkljmMpr' produces the correct output" {
Get-Date -Date 1/1/0030 -UFormat "%a%A%b%B%c%C%d%D%e%h%H%I%k%l%j%m%M%p%r" | Should -Be "TueTuesdayJanJanuaryTue 01 Jan 0030 00:00:0000101/01/30 1Jan0012 0120010100AM12:00:00 AM"
}
It "using -uformat 'sStTuUVwWxXyYZ' produces the correct output" {
Get-Date -Date 1/1/0030 -UFormat %S%T%u%U%w%W%x%X%y%Y%% | Should -Be "0000:00:00202001/01/3000:00:00300030%"
}
# The 'week of year' test cases is from https://en.wikipedia.org/wiki/ISO_week_date
It "using -uformat 'V' produces the correct output (<date>:<week>)" -TestCases @(
@{date="1998-01-02"; week = "01"},
@{date="1998-01-03"; week = "01"},
@{date="2003-01-03"; week = "01"},
@{date="2004-01-02"; week = "01"},
@{date="2004-01-03"; week = "01"},
@{date="2005-01-01"; week = "53"},
@{date="2005-01-02"; week = "53"},
@{date="2005-12-31"; week = "52"},
@{date="2006-01-01"; week = "52"},
@{date="2006-01-02"; week = "01"},
@{date="2006-12-31"; week = "52"},
@{date="2007-01-01"; week = "01"},
@{date="2007-12-30"; week = "52"},
@{date="2007-12-31"; week = "01"},
@{date="2008-01-01"; week = "01"},
@{date="2008-12-28"; week = "52"},
@{date="2008-12-29"; week = "01"},
@{date="2008-12-30"; week = "01"},
@{date="2008-12-31"; week = "01"},
@{date="2009-01-01"; week = "01"},
@{date="2009-01-02"; week = "01"},
@{date="2009-01-03"; week = "01"},
@{date="2009-12-31"; week = "53"},
@{date="2010-01-01"; week = "53"},
@{date="2010-01-02"; week = "53"},
@{date="2010-01-03"; week = "53"},
@{date="2010-01-04"; week = "01"},
@{date="2014-01-03"; week = "01"},
@{date="2015-01-02"; week = "01"},
@{date="2015-01-03"; week = "01"},
@{date="2020-01-03"; week = "01"},
@{date="2025-01-03"; week = "01"},
@{date="2026-01-02"; week = "01"},
@{date="2026-01-03"; week = "01"},
@{date="2031-01-03"; week = "01"}
) {
param($date, $week)
Get-Date -Date $date -UFormat %V | Should -BeExactly $week
}
# Using the same test cases as V for ISO week date component parity, plus some more esoteric ones
It "using -uformat 'G' produces the correct output (<date>:<year>)" -TestCases @(
@{date="0055-12-31"; year = "0055"},
@{date="0325-01-01"; year = "0325"},
@{date="0777-01-01"; year = "0776"},
@{date="1998-01-02"; year = "1998"},
@{date="1998-01-03"; year = "1998"},
@{date="2003-01-03"; year = "2003"},
@{date="2004-01-02"; year = "2004"},
@{date="2004-01-03"; year = "2004"},
@{date="2005-01-01"; year = "2004"},
@{date="2005-01-02"; year = "2004"},
@{date="2005-12-31"; year = "2005"},
@{date="2006-01-01"; year = "2005"},
@{date="2006-01-02"; year = "2006"},
@{date="2006-12-31"; year = "2006"},
@{date="2007-01-01"; year = "2007"},
@{date="2007-12-30"; year = "2007"},
@{date="2007-12-31"; year = "2008"},
@{date="2008-01-01"; year = "2008"},
@{date="2008-12-28"; year = "2008"},
@{date="2008-12-29"; year = "2009"},
@{date="2008-12-30"; year = "2009"},
@{date="2008-12-31"; year = "2009"},
@{date="2009-01-01"; year = "2009"},
@{date="2009-01-02"; year = "2009"},
@{date="2009-01-03"; year = "2009"},
@{date="2009-12-31"; year = "2009"},
@{date="2010-01-01"; year = "2009"},
@{date="2010-01-02"; year = "2009"},
@{date="2010-01-03"; year = "2009"},
@{date="2010-01-04"; year = "2010"},
@{date="2014-01-03"; year = "2014"},
@{date="2015-01-02"; year = "2015"},
@{date="2015-01-03"; year = "2015"},
@{date="2020-01-03"; year = "2020"},
@{date="2025-01-03"; year = "2025"},
@{date="2026-01-02"; year = "2026"},
@{date="2026-01-03"; year = "2026"},
@{date="2031-01-03"; year = "2031"}
) {
param($date, $year)
Get-Date -Date $date -UFormat %G | Should -BeExactly $year
}
# Using the same test cases as V for ISO week date component parity, plus some more esoteric ones
It "using -uformat 'g' produces the correct output (<date>:<yy>" -TestCases @(
@{date="0055-12-31"; yy = "55"},
@{date="0325-01-01"; yy = "25"},
@{date="0777-01-01"; yy = "76"},
@{date="1998-01-02"; yy = "98"},
@{date="1998-01-03"; yy = "98"},
@{date="2003-01-03"; yy = "03"},
@{date="2004-01-02"; yy = "04"},
@{date="2004-01-03"; yy = "04"},
@{date="2005-01-01"; yy = "04"},
@{date="2005-01-02"; yy = "04"},
@{date="2005-12-31"; yy = "05"},
@{date="2006-01-01"; yy = "05"},
@{date="2006-01-02"; yy = "06"},
@{date="2006-12-31"; yy = "06"},
@{date="2007-01-01"; yy = "07"},
@{date="2007-12-30"; yy = "07"},
@{date="2007-12-31"; yy = "08"},
@{date="2008-01-01"; yy = "08"},
@{date="2008-12-28"; yy = "08"},
@{date="2008-12-29"; yy = "09"},
@{date="2008-12-30"; yy = "09"},
@{date="2008-12-31"; yy = "09"},
@{date="2009-01-01"; yy = "09"},
@{date="2009-01-02"; yy = "09"},
@{date="2009-01-03"; yy = "09"},
@{date="2009-12-31"; yy = "09"},
@{date="2010-01-01"; yy = "09"},
@{date="2010-01-02"; yy = "09"},
@{date="2010-01-03"; yy = "09"},
@{date="2010-01-04"; yy = "10"},
@{date="2014-01-03"; yy = "14"},
@{date="2015-01-02"; yy = "15"},
@{date="2015-01-03"; yy = "15"},
@{date="2020-01-03"; yy = "20"},
@{date="2025-01-03"; yy = "25"},
@{date="2026-01-02"; yy = "26"},
@{date="2026-01-03"; yy = "26"},
@{date="2031-01-03"; yy = "31"}
) {
param($date, $yy)
Get-Date -Date $date -UFormat %g | Should -BeExactly $yy
}
# Using the same test cases as V for ISO week date component parity
It "using -uformat 'u' produces the correct output (<date>:<dayOfWeek>)" -TestCases @(
@{date="1998-01-02"; dayOfWeek = "5"},
@{date="1998-01-03"; dayOfWeek = "6"},
@{date="2003-01-03"; dayOfWeek = "5"},
@{date="2004-01-02"; dayOfWeek = "5"},
@{date="2004-01-03"; dayOfWeek = "6"},
@{date="2005-01-01"; dayOfWeek = "6"},
@{date="2005-01-02"; dayOfWeek = "7"},
@{date="2005-12-31"; dayOfWeek = "6"},
@{date="2006-01-01"; dayOfWeek = "7"},
@{date="2006-01-02"; dayOfWeek = "1"},
@{date="2006-12-31"; dayOfWeek = "7"},
@{date="2007-01-01"; dayOfWeek = "1"},
@{date="2007-12-30"; dayOfWeek = "7"},
@{date="2007-12-31"; dayOfWeek = "1"},
@{date="2008-01-01"; dayOfWeek = "2"},
@{date="2008-12-28"; dayOfWeek = "7"},
@{date="2008-12-29"; dayOfWeek = "1"},
@{date="2008-12-30"; dayOfWeek = "2"},
@{date="2008-12-31"; dayOfWeek = "3"},
@{date="2009-01-01"; dayOfWeek = "4"},
@{date="2009-01-02"; dayOfWeek = "5"},
@{date="2009-01-03"; dayOfWeek = "6"},
@{date="2009-12-31"; dayOfWeek = "4"},
@{date="2010-01-01"; dayOfWeek = "5"},
@{date="2010-01-02"; dayOfWeek = "6"},
@{date="2010-01-03"; dayOfWeek = "7"},
@{date="2010-01-04"; dayOfWeek = "1"},
@{date="2014-01-03"; dayOfWeek = "5"},
@{date="2015-01-02"; dayOfWeek = "5"},
@{date="2015-01-03"; dayOfWeek = "6"},
@{date="2020-01-03"; dayOfWeek = "5"},
@{date="2025-01-03"; dayOfWeek = "5"},
@{date="2026-01-02"; dayOfWeek = "5"},
@{date="2026-01-03"; dayOfWeek = "6"},
@{date="2031-01-03"; dayOfWeek = "5"}
) {
param($date, $dayOfWeek)
Get-Date -Date $date -UFormat %u | Should -BeExactly $dayOfWeek
}
It "Passing '<name>' to -uformat produces a descriptive error (<errorId>)" -TestCases @(
@{ name = "`$null" ; value = $null; errorId = "ParameterArgumentValidationErrorNullNotAllowed" }
@{ name = "empty string"; value = ""; errorId = "ParameterArgumentValidationErrorEmptyStringNotAllowed" }
) {
param($value, $errorId)
{ Get-Date -Date 1/1/1970 -UFormat $value -ErrorAction Stop } | Should -Throw -ErrorId "${errorId},Microsoft.PowerShell.Commands.GetDateCommand"
}
It "Get-date works with pipeline input" {
$x = New-Object System.Management.Automation.PSObject
$x | Add-Member NoteProperty Date ([DateTime]::Now)
$y = @($x,$x)
($y | Get-Date).Length | Should -Be 2
}
It "the LastWriteTime alias works with pipeline input" {
$folder = "GetDateTest"
$pathString = Join-Path -Path $TestDrive -ChildPath $folder
New-Item -Path $TestDrive -Name $folder -ItemType directory -Force
for($i = 0; $i -lt 10; $i++)
{
$temp = [guid]::NewGuid()
$pathString2 = Join-Path -Path $pathString -ChildPath $temp
New-Item -Path $pathString -Name $temp -ItemType file -Force
for($j = 0; $j -lt 100; $j++)
{
Add-Content -Path $pathString2 -Value $j
}
}
$result1 = Get-ChildItem -Path $pathString | Get-Date
$result2 = Get-ChildItem -Path $pathString | Get-Date
$result1.Length | Should -Be 10
$result1.Length -eq $result2.Length | Should -BeTrue
for($i = 0; $i -lt $result1.Length; $i++)
{
$result1[$i] -eq $result2[$i] | Should -BeTrue
}
Get-ChildItem -Path $pathString | Remove-Item
Remove-Item -Path $pathString -Force -Recurse
}
}
Describe "Get-Date" -Tags "CI" {
It "-Format FileDate works" {
Get-Date -Date 0030-01-01T01:02:03.0004 -Format FileDate | Should -Be "00300101"
}
It "-Format FileDateTime works" {
Get-Date -Date 0030-01-01T01:02:03.0004 -Format FileDateTime | Should -Be "00300101T0102030004"
}
It "-Format FileDateTimeUniversal works (1)" {
Get-Date -Date 0030-01-01T01:02:03.0004z -Format FileDateTimeUniversal | Should -Be "00300101T0102030004Z"
}
It "-Format FileDateTimeUniversal works (2)" {
Get-Date -Date 0030-01-01T01:02:03.0004z -Format FileDateUniversal | Should -Be "00300101Z"
}
It "Should have colons when ToString method is used" {
(Get-Date).ToString().Contains(":") | Should -BeTrue
(Get-Date -DisplayHint Time).ToString().Contains(":") | Should -BeTrue
(Get-Date -DisplayHint Date).ToString().Contains(":") | Should -BeTrue
}
It "Should be able to use the format flag" {
# You would think that one could use simple loops here, but apparently powershell in Windows returns different values in loops
(Get-Date -Format d).Contains("/") | Should -BeTrue
(Get-Date -Format D).Contains(",") | Should -BeTrue
(Get-Date -Format f).Contains(",") -and (Get-Date -Format f).Contains(":") | Should -BeTrue
(Get-Date -Format F).Contains(",") -and (Get-Date -Format F).Contains(":") | Should -BeTrue
(Get-Date -Format g).Contains("/") -and (Get-Date -Format g).Contains(":") | Should -BeTrue
(Get-Date -Format G).Contains("/") -and (Get-Date -Format G).Contains(":") | Should -BeTrue
(Get-Date -Format m).Contains(",") -or `
(Get-Date -Format m).Contains(":") -or `
(Get-Date -Format m).Contains("/") | Should -BeFalse
}
It "Should check that Get-Date can return the correct datetime from the system time" {
$timeDifference = $(Get-Date).Subtract([System.DateTime]::Now)
$timeDifference.Days | Should -Be 0
$timeDifference.Hours | Should -Be 0
$timeDifference.Minutes | Should -Be 0
$timeDifference.Milliseconds | Should -BeLessThan 1
$timeDifference.Ticks | Should -BeLessThan 10000
}
It "-UnixTimeSeconds works (<Expected>)" -TestCases @(
@{ UnixTimeSeconds = 1577836800; Expected = [System.DateTimeOffset]::FromUnixTimeSeconds(1577836800).LocalDateTime },
@{ UnixTimeSeconds = 0; Expected = [System.DateTimeOffset]::UnixEpoch.LocalDateTime },
@{ UnixTimeSeconds = -1; Expected = [System.DateTimeOffset]::FromUnixTimeSeconds(-1).LocalDateTime }
) {
param(
[long] $UnixTimeSeconds,
[DateTime] $Expected
)
Get-Date -UnixTimeSeconds $UnixTimeSeconds | Should -Be $Expected
}
}
Describe "Get-Date -UFormat tests" -Tags "CI" {
BeforeAll {
$date1 = Get-Date -Date "2030-4-5 1:2:3.09"
$date2 = Get-Date -Date "2030-4-15 13:2:3"
$date3 = Get-Date -Date "2030-4-15 21:2:3"
# 5 come from $date1 - 2030-4-5 is Friday - 5th day (the enum starts with 0 - Sunday)
$shortDay1 = [System.Globalization.CultureInfo]::CurrentCulture.DateTimeFormat.AbbreviatedDayNames[5]
$fullDay1 = [System.Globalization.CultureInfo]::CurrentCulture.DateTimeFormat.DayNames[5]
# 3 come from $date1 - 2030-4-5 is April - 4th month (the enum starts with 0)
$shortMonth1 = [System.Globalization.CultureInfo]::CurrentCulture.DateTimeFormat.AbbreviatedMonthNames[3]
$fullMonth1 = [System.Globalization.CultureInfo]::CurrentCulture.DateTimeFormat.MonthNames[3]
$fullDate1 = $date1.ToString("$([System.Globalization.CultureInfo]::CurrentCulture.DateTimeFormat.ShortDatePattern)")
$fullTime1 = $date1.ToString("$([System.Globalization.CultureInfo]::CurrentCulture.DateTimeFormat.LongTimePattern)")
$amUpper1 = [System.Globalization.CultureInfo]::CurrentCulture.DateTimeFormat.AMDesignator
$amLower1 = [System.Globalization.CultureInfo]::CurrentCulture.DateTimeFormat.AMDesignator.ToLower()
$timeZone1 = [String]::Format("{0:+00;-00}", [Timezone]::CurrentTimeZone.GetUtcOffset( $date1 ).Hours)
}
It "Get-Date -UFormat <format> (<result>)" -TestCases @(
# Some format specifiers is locale sensetive:
# - and tests work on EN-US only
# - and can not be full compatible with Unix 'date' utility.
# Commented tests mean not implemented or broken format specifiers.
@{ date = $date1; format = "%a"; result = $shortDay1 } # locale's abbreviated weekday name
@{ date = $date1; format = "%A"; result = $fullDay1 } # locale's full weekday name
@{ date = $date1; format = "%b"; result = $shortMonth1 }# locale's abbreviated month name
@{ date = $date1; format = "%B"; result = $fullMonth1 } # locale's full month name
@{ date = $date1; format = "%c"; result = "$shortDay1 05 $shortMonth1 2030 01:02:03" } # locale's date and time (e.g., Thu 03 Mar 2005 23:05:25)
# We can not get compatibility with Unix
#
@{ date = $date1; format = "%C"; result = "20" } # century; like %Y, except omit last two digits (e.g., 20)
@{ date = $date1; format = "%d"; result = "05" } # day of month (e.g., 01)
@{ date = $date1; format = "%D"; result = "04/05/30" } # date; same as %m/%d/%y
@{ date = $date1; format = "%e"; result = " 5" } # day of month, space padded; same as %_d
@{ date = $date2; format = "%e"; result = "15" }
@{ date = $date1; format = "%F"; result = "2030-04-05" }# Equivalent to %Y-%m-%d (the ISO 8601 date format).
#@{ date = $date1; format = "%g"; result = "" } # last two digits of year of ISO week number (see %G)
# TODO: need review. Broken C# implementation.
#
#@{ date = $date1; format = "%G"; result = "" } # year of ISO week number (see %V); normally useful only with %V
# TODO: need review. Broken C# implementation.
#
@{ date = $date1; format = "%h"; result = $shortMonth1 }# same as %b
@{ date = $date1; format = "%H"; result = "01" } # hour (00..23)
@{ date = $date2; format = "%H"; result = "13" }
@{ date = $date1; format = "%I"; result = "01" } # hour (01..12)
@{ date = $date2; format = "%I"; result = "01" }
@{ date = $date1; format = "%j"; result = "095" } # day of year (001..366)
@{ date = $date1; format = "%k"; result = " 1" } # hour, space padded ( 0..23); same as %_H
@{ date = $date2; format = "%k"; result = "13" }
@{ date = $date1; format = "%l"; result = " 1" } # hour, space padded ( 1..12); same as %_I
@{ date = $date2; format = "%l"; result = " 1" }
@{ date = $date1; format = "%m"; result = "04" } # month (01..12)
@{ date = $date1; format = "%M"; result = "02" } # minute (00..59)
#@{ date = $date1; format = "%n"; result = "`n" } # a newline
#@{ date = $date1; format = "%N"; result = "090000000" }# nanoseconds (000000000..999999999)
@{ date = $date1; format = "%p"; result = $amUpper1 } # locale's equivalent of either AM or PM; blank if not known
#@{ date = $date1; format = "%P"; result = $amLower1 } # like %p, but lower case
#@{ date = $date1; format = "%q"; result = "" } # quarter of year (1..4) - not implemented on Ununtu 17.10
@{ date = $date1; format = "%r"; result = "01:02:03 AM" }# locale's 12-hour clock time (e.g., 11:11:04 PM)
@{ date = $date3; format = "%r"; result = "09:02:03 PM" }
@{ date = $date1; format = "%R"; result = "01:02" } # 24-hour hour and minute; same as %H:%M
@{ date = $date3; format = "%R"; result = "21:02" }
#@{ date = $date1; format = "%s"; result = "1901563323" }# Separate tests is in the file. Seconds since 1970-01-01 00:00:00 UTC
# TODO: need review
#
@{ date = $date1; format = "%S"; result = "03" } # second (00..60)
#@{ date = $date1; format = "%t"; result = "`t" } # a tab
@{ date = $date1; format = "%T"; result = "01:02:03" } # time; same as %H:%M:%S
@{ date = $date1; format = "%u"; result = "5" } # day of week (1..7); 1 is Monday
@{ date = $date1; format = "%U"; result = "13" } # week number of year, with Sunday as first day of week (00..53)
# TODO: need review.
#
#@{ date = $date1; format = "%V"; result = "" } # Separate tests is in the file. ISO week number, with Monday as first day of week (01..53)
#@{ date = $date1; format = "%w"; result = "" } # day of week (0..6); 0 is Sunday
@{ date = $date1; format = "%W"; result = "13" } # week number of year, with Monday as first day of week (00..53)
# TODO: need review compatibility with Unix
#
@{ date = $date1; format = "%x"; result = "04/05/30" } # locale's date representation (e.g., 12/31/99)
# TODO: need review compatibility with Unix
#
#@{ date = $date1; format = "%X"; result = $fullTime1 } # locale's time representation (e.g., 23:13:48)
# TODO: need review compatibility with Unix. Broken C# implementation.
#
@{ date = $date1; format = "%y"; result = "30" } # last two digits of year (00..99)
@{ date = $date1; format = "%Y"; result = "2030" } # year
#@{ date = $date1; format = "%z"; result = "" } # +hhmm numeric time zone (e.g., -0400)
#@{ date = $date1; format = "%:z"; result = "" } # +hh:mm numeric time zone (e.g., -04:00)
#@{ date = $date1; format = "%::z"; result = "" } # +hh:mm:ss numeric time zone (e.g., -04:00:00)
#@{ date = $date1; format = "%:::z"; result = "" } # numeric time zone with : to necessary precision (e.g., -04, +05:30)
@{ date = $date1; format = "%Z"; result = $timeZone1 } # alphabetic time zone abbreviation (e.g., EDT)
# We can only check a time zone format from .Net
# and can not check compatibility with Unix
) {
param($date, $format, $result)
Get-Date -Date $date -UFormat $format | Should -BeExactly $result
}
}
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