Module:Date table sorting/testcases

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local mDts = require('Module:Date table sorting/sandbox') -- the module to be tested
local Dts = mDts._exportClasses().Dts -- the Dts class
local ScribuntoUnit = require('Module:ScribuntoUnit')
local suite = ScribuntoUnit:new()

-------------------------------------------------------------------------------
-- Helper functions and values
-------------------------------------------------------------------------------

suite.currentYear = os.date('*t').year
suite.nowrapPattern = '^<span data%-sort%-value="[^"<>]-" style="white%-space:nowrap">[^<>]-</span>$'

suite.offValues = {'off', 'no', 'NO', 'n', 'false', false}
suite.onValues = {'on', 'yes', 'YES', 'y', 'true', true}
local function makeOnOffAsserts(fragment)
	suite['assert' .. fragment .. 'WhenOn'] = function (self, first, func, ...)
		for i, on in ipairs(suite.onValues) do
			self['assert' .. fragment](self, first, func(on), ...)
		end
	end
	suite['assert' .. fragment .. 'WhenOff'] = function (self, first, func, ...)
		for i, off in ipairs(suite.offValues) do
			self['assert' .. fragment](self, first, func(off), ...)
		end
	end
end
makeOnOffAsserts('Equals')
makeOnOffAsserts('StringContains')
makeOnOffAsserts('NotStringContains')

function suite:assertErrorContains(pattern, func, plain)
	local success, msg = pcall(func)
	self:assertFalse(success)
	self:assertStringContains(pattern, msg, plain)
end

function suite:assertDateEquals(year, month, day, args)
	local dtsObj = Dts.new(args)
	self:assertEquals(year, dtsObj.year)
	self:assertEquals(month, dtsObj.month)
	self:assertEquals(day, dtsObj.day)
end

function suite:assertSortKeyEquals(expected, args)
	local dtsObj = Dts.new(args)
	self:assertEquals(expected, dtsObj:makeSortKey())
end

function suite:assertDisplayEquals(expected, args)
	local dtsObj = Dts.new(args)
	self:assertEquals(expected, dtsObj:makeDisplay())
end

-------------------------------------------------------------------------------
-- Date parameter tests
-------------------------------------------------------------------------------

function suite:testDateYMD()
	self:assertDateEquals(2000, 1, 27, {2000, 1, 27})
end

function suite:testDateYMonthD()
	self:assertDateEquals(2000, 1, 27, {2000, 'January', 27})
	self:assertDateEquals(2000, 1, 27, {2000, 'january', 27})
end

function suite:testDateYMonD()
	self:assertDateEquals(2000, 1, 27, {2000, 'Jan', 27})
	self:assertDateEquals(2000, 1, 27, {2000, 'jan', 27})
end

function suite:testDateYM()
	self:assertDateEquals(2000, 1, nil, {2000, 1})
end

function suite:testDateYD()
	self:assertDateEquals(2000, nil, 27, {2000, nil, 27})
end

function suite:testDateMD()
	self:assertDateEquals(nil, 1, 27, {nil, 1, 27})
end

function suite:testDateY()
	self:assertDateEquals(2000, nil, nil, {2000})
end

function suite:testDateM()
	self:assertDateEquals(nil, 1, nil, {nil, 1})
end

function suite:testDateD()
	self:assertDateEquals(nil, nil, 27, {nil, nil, 27})
end

function suite:testDateNegativeYear()
	self:assertDateEquals(-2000, 1, 27, {-2000, 1, 27})
end

function suite:testDateString()
	self:assertDateEquals(2000, 1, 27, {'2000', '1', '27'})
end

function suite:testDateAllMonths()
	self:assertDateEquals(nil, 1, nil, {nil, 'January', nil})
	self:assertDateEquals(nil, 2, nil, {nil, 'February', nil})
	self:assertDateEquals(nil, 3, nil, {nil, 'March', nil})
	self:assertDateEquals(nil, 4, nil, {nil, 'April', nil})
	self:assertDateEquals(nil, 5, nil, {nil, 'May', nil})
	self:assertDateEquals(nil, 6, nil, {nil, 'June', nil})
	self:assertDateEquals(nil, 7, nil, {nil, 'July', nil})
	self:assertDateEquals(nil, 8, nil, {nil, 'August', nil})
	self:assertDateEquals(nil, 9, nil, {nil, 'September', nil})
	self:assertDateEquals(nil, 10, nil, {nil, 'October', nil})
	self:assertDateEquals(nil, 11, nil, {nil, 'November', nil})
	self:assertDateEquals(nil, 12, nil, {nil, 'December', nil})
end

function suite:testDateAllMons()
	self:assertDateEquals(nil, 1, nil, {nil, 'Jan', nil})
	self:assertDateEquals(nil, 2, nil, {nil, 'Feb', nil})
	self:assertDateEquals(nil, 3, nil, {nil, 'Mar', nil})
	self:assertDateEquals(nil, 4, nil, {nil, 'Apr', nil})
	self:assertDateEquals(nil, 5, nil, {nil, 'May', nil})
	self:assertDateEquals(nil, 6, nil, {nil, 'Jun', nil})
	self:assertDateEquals(nil, 7, nil, {nil, 'Jul', nil})
	self:assertDateEquals(nil, 8, nil, {nil, 'Aug', nil})
	self:assertDateEquals(nil, 9, nil, {nil, 'Sep', nil})
	self:assertDateEquals(nil, 10, nil, {nil, 'Oct', nil})
	self:assertDateEquals(nil, 11, nil, {nil, 'Nov', nil})
	self:assertDateEquals(nil, 12, nil, {nil, 'Dec', nil})
end

-------------------------------------------------------------------------------
-- parseDate tests
-------------------------------------------------------------------------------

function suite:testParseYear()
	self:assertDateEquals(2000, nil, nil, {'2000'})
end

function suite:testParseNegativeYear()
	self:assertDateEquals(-2000, nil, nil, {'-2000'})
end

function suite:testParseSmallYear()
	self:assertDateEquals(12, nil, nil, {'12'})
end

function suite:testParseYYYYMMDD()
	self:assertDateEquals(2000, 1, 27, {'2000-01-27'})
	self:assertDateEquals(2000, 1, 27, {'2000-1-27'})
	self:assertDateEquals(2000, 1, 6, {'2000-01-06'})
	self:assertDateEquals(2000, 1, 6, {'2000-01-06'})
end

function suite:testParseDDMMYYYY()
	self:assertDateEquals(2000, 1, 27, {'27-01-2000'})
	self:assertDateEquals(2000, 1, 27, {'27-1-2000'})
	self:assertDateEquals(2000, 1, 6, {'06-01-2000'})
end

function suite:testParseYYYYMM()
	self:assertDateEquals(2000, 1, nil, {'2000-01'})
	self:assertDateEquals(2000, 1, nil, {'2000-1'})
end

function suite:testParseMonthYYYY()
	self:assertDateEquals(1418, 2, nil, {'February 1418'})
end

function suite:testParseMonYYYY()
	self:assertDateEquals(1418, 2, nil, {'Feb 1418'})
end

function suite:testParseDDMonthYYYY()
	self:assertDateEquals(1975, 4, 24, {'24 April 1975'})
end

function suite:testParseDDMonYYYY()
	self:assertDateEquals(1975, 4, 24, {'24 Apr 1975'})
end

function suite:testParseMonthDDYYYY()
	self:assertDateEquals(1975, 4, 24, {'April 24, 1975'})
	self:assertDateEquals(1975, 4, 24, {'April 24 1975'})
end

function suite:testParseMonDDYYYY()
	self:assertDateEquals(1975, 4, 24, {'Apr 24, 1975'})
	self:assertDateEquals(1975, 4, 24, {'Apr 24 1975'})
end

function suite:testParseMonth()
	self:assertDateEquals(nil, 4, nil, {'April'})
	self:assertDateEquals(nil, 4, nil, {'april'})
end

function suite:testParseMon()
	self:assertDateEquals(nil, 4, nil, {'Apr'})
	self:assertDateEquals(nil, 4, nil, {'apr'})
end

function suite:testParseDDMonth()
	self:assertDateEquals(nil, 11, 12, {'12 November'})
end

function suite:testParseDDMon()
	self:assertDateEquals(nil, 11, 12, {'12 Nov'})
end

function suite:testParseMonthDD()
	self:assertDateEquals(nil, 11, 12, {'November 12'})
end

function suite:testParseMonDD()
	self:assertDateEquals(nil, 11, 12, {'Nov 12'})
end

function suite:testParseDDMonthYYY()
	self:assertDateEquals(100, 1, 27, {'27 January 100'})
end

function suite:testParseDDMonth0YYY()
	self:assertDateEquals(100, 1, 27, {'27 January 0100'})
end

function suite:testParseDDMonth000Y()
	self:assertDateEquals(3, 1, 27, {'27 January 0003'})
end

function suite:testParseAllMonths()
	self:assertDateEquals(nil, 1, nil, {'January'})
	self:assertDateEquals(nil, 2, nil, {'February'})
	self:assertDateEquals(nil, 3, nil, {'March'})
	self:assertDateEquals(nil, 4, nil, {'April'})
	self:assertDateEquals(nil, 5, nil, {'May'})
	self:assertDateEquals(nil, 6, nil, {'June'})
	self:assertDateEquals(nil, 7, nil, {'July'})
	self:assertDateEquals(nil, 8, nil, {'August'})
	self:assertDateEquals(nil, 9, nil, {'September'})
	self:assertDateEquals(nil, 10, nil, {'October'})
	self:assertDateEquals(nil, 11, nil, {'November'})
	self:assertDateEquals(nil, 12, nil, {'December'})
end

function suite:testParseAllMons()
	self:assertDateEquals(nil, 1, nil, {'Jan'})
	self:assertDateEquals(nil, 2, nil, {'Feb'})
	self:assertDateEquals(nil, 3, nil, {'Mar'})
	self:assertDateEquals(nil, 4, nil, {'Apr'})
	self:assertDateEquals(nil, 5, nil, {'May'})
	self:assertDateEquals(nil, 6, nil, {'Jun'})
	self:assertDateEquals(nil, 7, nil, {'Jul'})
	self:assertDateEquals(nil, 8, nil, {'Aug'})
	self:assertDateEquals(nil, 9, nil, {'Sep'})
	self:assertDateEquals(nil, 10, nil, {'Oct'})
	self:assertDateEquals(nil, 11, nil, {'Nov'})
	self:assertDateEquals(nil, 12, nil, {'Dec'})
end

function suite:testParseSept()
	self:assertDateEquals(nil, 9, nil, {'Sept'})
	self:assertDateEquals(nil, 9, nil, {'sept'})
	self:assertDateEquals(2012, 9, 1, {'1 Sept 2012'})
	self:assertDateEquals(2012, 9, 1, {2012, 'Sept', 1})
end

-------------------------------------------------------------------------------
-- Date error tests
-------------------------------------------------------------------------------

function suite:testInvalidDateError()
	self:assertErrorContains("'foo' is an invalid date", function ()
		Dts.new{'foo'}
	end)
end

function suite:testZeroYearError()
	self:assertErrorContains('years cannot be zero', function ()
		Dts.new{0}
	end)
end

function suite:testYearNonIntegerError()
	self:assertErrorContains('years must be an integer', function ()
		Dts.new{2015.5}
	end)
end

function suite:testYearLowRangeError()
	self:assertErrorContains(
		'years cannot be less than −999,999,999,999',
		function ()
			Dts.new{-1000000000000}
		end,
		true -- plain match
	)
end

function suite:testYearHighRangeError()
	self:assertErrorContains('years cannot be greater than 999,999,999,999', function ()
		Dts.new{1000000000000}
	end)
end

function suite:testMonthError()
	self:assertErrorContains('months must be an integer between 1 and 12', function ()
		Dts.new{2000, 0}
	end)
	self:assertErrorContains('months must be an integer between 1 and 12', function ()
		Dts.new{2000, 13}
	end)
end

function suite:testDayError()
	self:assertErrorContains('days must be an integer between 1 and 31', function ()
		Dts.new{2000, 1, 0}
	end)
	self:assertErrorContains('days must be an integer between 1 and 31', function ()
		Dts.new{2000, 1, 32}
	end)
end

function suite:testBCError()
	self:assertErrorContains(
		"'foo' is not a valid era code (expected 'BC', 'BCE', 'AD' or 'CE')",
		function ()
			Dts.new{2000, 1, 27, 'foo'}
		end,
		true -- plain match
	)
end

-------------------------------------------------------------------------------
-- Sort key tests
-------------------------------------------------------------------------------

function suite:testSortKeyYMD()
	suite:assertSortKeyEquals('000000002000-05-27-0000', {2000, 5, 27})
	suite:assertSortKeyEquals('000000002000-01-27-0000', {2000, 1, 27})
	suite:assertSortKeyEquals('000000002000-01-01-0000', {2000, 1, 1})
	suite:assertSortKeyEquals('000000000001-01-01-0000', {1, 1, 1})
end

function suite:testSortKeyYM()
	suite:assertSortKeyEquals('000000002000-05-01-0000', {2000, 5, nil})
end

function suite:testSortKeyYD()
	suite:assertSortKeyEquals('000000002000-01-27-0000', {2000, nil, 27})
end

function suite:testSortKeyMD()
	suite:assertSortKeyEquals('00000000' .. suite.currentYear .. '-05-27-0000', {nil, 5, 27})
end

function suite:testSortKeyY()
	suite:assertSortKeyEquals('000000002000-01-01-0000', {2000, nil, nil})
end

function suite:testSortKeyM()
	suite:assertSortKeyEquals('00000000' .. suite.currentYear .. '-05-01-0000', {nil, 5, nil})
end

function suite:testSortKeyD()
	suite:assertSortKeyEquals('00000000' .. suite.currentYear .. '-01-27-0000', {nil, nil, 27})
end

function suite:testSortKeyNegative()
	suite:assertSortKeyEquals('-999999999955-05-27-0000', {-45, 5, 27})
end

function suite:testSortKeyMaxYear()
	suite:assertSortKeyEquals('999999999999-01-01-0000', {999999999999})
end

function suite:testSortKeyMinYear()
	suite:assertSortKeyEquals('-000000000001-01-01-0000', {-999999999999})
end

function suite:testSortKeyBlank()
	suite:assertSortKeyEquals('999999999999-99-99-0000', {})
end

-------------------------------------------------------------------------------
-- addkey tests
-------------------------------------------------------------------------------

function suite:testAddkey()
	suite:assertSortKeyEquals('000000002000-05-27-0003', {2000, 5, 27, addkey = 3})
	suite:assertSortKeyEquals('000000002000-05-27-0003', {2000, 5, 27, addkey = '3'})
end

function suite:testAddkeyError()
	local msg = "the 'addkey' parameter must be an integer between 0 and 9999"
	self:assertErrorContains(msg, function ()
		Dts.new{2000, 5, 27, addkey = 3.5}
	end)
	self:assertErrorContains(msg, function ()
		Dts.new{2000, 5, 27, addkey = -1}
	end)
	self:assertErrorContains(msg, function ()
		Dts.new{2000, 5, 27, addkey = 10000}
	end)
end

-------------------------------------------------------------------------------
-- Display tests
-------------------------------------------------------------------------------

function suite:testFormatDefault()
	suite:assertDisplayEquals('January 27, 2000', {2000, 1, 27})
end

function suite:testFormatDMY()
	suite:assertDisplayEquals('27 January 2000', {2000, 1, 27, format = 'dmy'})
end

function suite:testFormatMDY()
	suite:assertDisplayEquals('January 27, 2000', {2000, 1, 27, format = 'mdy'})
end

function suite:testFormatDM()
	suite:assertDisplayEquals('27 January', {2000, 1, 27, format = 'dm'})
end

function suite:testFormatMD()
	suite:assertDisplayEquals('January 27', {2000, 1, 27, format = 'md'})
end

function suite:testFormatMY()
	suite:assertDisplayEquals('January 2000', {2000, 1, 27, format = 'my'})
end

function suite:testFormatY()
	suite:assertDisplayEquals('2000', {2000, 1, 27, format = 'y'})
end

function suite:testFormatM()
	suite:assertDisplayEquals('January', {2000, 1, 27, format = 'm'})
end

function suite:testFormatD()
	suite:assertDisplayEquals('27', {2000, 1, 27, format = 'd'})
end

function suite:testFormatHide()
	suite:assertDisplayEquals('', {2000, 1, 27, format = 'hide'})
end

function suite:testBCParam()
	local result = 'January 27, 2000&nbsp;BC'
	suite:assertDisplayEquals(result, {2000, 1, 27, 'BC'})
	suite:assertDisplayEquals(result, {2000, 1, 27, 'BCE'})
	suite:assertDisplayEquals(result, {2000, 1, 27, 'bc'})
	suite:assertDisplayEquals(result, {2000, 1, 27, 'bce'})
end

function suite:testBCNegativeYear()
	suite:assertDisplayEquals('January 27, 2000&nbsp;BC', {-2000, 1, 27})
end

function suite:testLargeYearDisplay()
	suite:assertDisplayEquals('1,000,000', {1000000})
end

function suite:testLargeNegativeYearDisplay()
	suite:assertDisplayEquals('1,000,000&nbsp;BC', {-1000000})
end

-------------------------------------------------------------------------------
-- Blank tests
-------------------------------------------------------------------------------

function suite:testBlank()
	self:assertStringContains(
		'^<span data%-sort%-value="[^"<>]-"></span>$',
		mDts._main{}
	)
end

-------------------------------------------------------------------------------
-- Nowrap tests
-------------------------------------------------------------------------------

function suite:testNoWrapDefault()
	self:assertStringContains(
		self.nowrapPattern,		
		mDts._main{2000, 1, 1}
	)
end

function suite:testNoWrapOff()
	self:assertStringContainsWhenOff(
		'^<span data%-sort%-value="[^"<>]-">[^>]-</span>$',
		function (off)
			return mDts._main{2000, 1, 1, nowrap = off}
		end
	)
	self:assertNotStringContainsWhenOff(
		'white%-space%s*:%s*nowrap',
		function (off)
			return mDts._main{2000, 1, 1, nowrap = off}
		end
	)
end

function suite:testNoWrapOn()
	self:assertStringContainsWhenOn(
		self.nowrapPattern,
		function (on)
			return mDts._main{2000, 1, 1, nowrap = on}
		end
	)
end

-------------------------------------------------------------------------------
-- Abbr tests
-------------------------------------------------------------------------------

function suite:testAbbrDefault()
	self:assertStringContains(
		'January 1, 2000',
		mDts._main{2000, 1, 1}
	)
end

function suite:testAbbrOn()
	self:assertStringContainsWhenOn(
		'Jan 1, 2000',
		function (on)
			return mDts._main{2000, 1, 1, abbr = on}
		end
	)
end

function suite:testAbbrOff()
	self:assertStringContainsWhenOff(
		'January 1, 2000',
		function (off)
			return mDts._main{2000, 1, 1, abbr = off}
		end
	)
end

-------------------------------------------------------------------------------
-- Main tests
-------------------------------------------------------------------------------

function suite:testMain()
	local errorPattern = '^<strong class="error">Error in %[%[Template:Date table sorting%]%]: .-</strong>'
	self:assertStringContains(errorPattern, mDts.main{'foo'})
	self:assertNotStringContains(errorPattern, mDts.main{2000})
	self:assertStringContains(errorPattern, mDts._main{'foo'})
	self:assertNotStringContains(errorPattern, mDts._main{2000})
end

return suite
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