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// Test creation and conversion functions.
// Ref: false
---
// Compare both ways.
#test(rgb(0%, 30%, 70%), rgb("004db3"))
// Alpha channel.
#test(rgb(255, 0, 0, 50%), rgb("ff000080"))
// Test color modification methods.
#test(rgb(25, 35, 45).lighten(10%), rgb(48, 57, 66))
#test(rgb(40, 30, 20).darken(10%), rgb(36, 27, 18))
#test(rgb("#133337").negate(), rgb(236, 204, 200))
#test(white.lighten(100%), white)
---
// Test gray color conversion.
// Ref: true
#stack(dir: ltr, rect(fill: luma(0)), rect(fill: luma(80%)))
---
// Error for values that are out of range.
// Error: 11-14 number must be between 0 and 255
#test(rgb(-30, 15, 50))
---
// Error: 6-11 color string contains non-hexadecimal letters
#rgb("lol")
---
// Error: 5-7 missing argument: red component
#rgb()
---
// Error: 5-11 missing argument: blue component
#rgb(0, 1)
---
// Error: 21-26 expected integer or ratio, found boolean
#rgb(10%, 20%, 30%, false)
---
// Ref: true
#let envelope = symbol(
"🖂",
("stamped", "🖃"),
("stamped.pen", "🖆"),
("lightning", "🖄"),
("fly", "🖅"),
)
#envelope
#envelope.stamped
#envelope.pen
#envelope.stamped.pen
#envelope.lightning
#envelope.fly
---
// Error: 8-10 expected at least one variant
#symbol()
---
// Test conversion to string.
#test(str(123), "123")
#test(str(123, base: 3), "11120")
#test(str(-123, base: 16), "-7b")
#test(str(9223372036854775807, base: 36), "1y2p0ij32e8e7")
#test(str(50.14), "50.14")
#test(str(10 / 3).len() > 10, true)
---
// Error: 6-8 expected integer, float, label, or string, found content
#str([])
---
// Error: 17-19 base must be between 2 and 36
#str(123, base: 99)
---
// Error: 18-19 base is only supported for integers
#str(1.23, base: 2)
---
// Test the unicode function.
#test(str.from-unicode(97), "a")
#test(str.to-unicode("a"), 97)
---
// Error: 19-22 expected integer, found content
#str.from-unicode([a])
---
// Error: 17-21 expected exactly one character
#str.to-unicode("ab")
---
// Error: 19-21 0xffffffffffffffff is not a valid codepoint
#str.from-unicode(-1) // negative values are not valid
---
// Error: 19-27 0x110000 is not a valid codepoint
#str.from-unicode(0x110000) // 0x10ffff is the highest valid code point
---
#assert(range(2, 5) == (2, 3, 4))
---
// Test displaying of dates.
#test(datetime(year: 2023, month: 4, day: 29).display(), "2023-04-29")
#test(datetime(year: 2023, month: 4, day: 29).display("[year]"), "2023")
#test(
datetime(year: 2023, month: 4, day: 29)
.display("[year repr:last_two]"),
"23",
)
#test(
datetime(year: 2023, month: 4, day: 29)
.display("[year] [month repr:long] [day] [week_number] [weekday]"),
"2023 April 29 17 Saturday",
)
// Test displaying of times
#test(datetime(hour: 14, minute: 26, second: 50).display(), "14:26:50")
#test(datetime(hour: 14, minute: 26, second: 50).display("[hour]"), "14")
#test(
datetime(hour: 14, minute: 26, second: 50)
.display("[hour repr:12 padding:none]"),
"2",
)
#test(
datetime(hour: 14, minute: 26, second: 50)
.display("[hour], [minute], [second]"), "14, 26, 50",
)
// Test displaying of datetimes
#test(
datetime(year: 2023, month: 4, day: 29, hour: 14, minute: 26, second: 50).display(),
"2023-04-29 14:26:50",
)
// Test getting the year/month/day etc. of a datetime
#let d = datetime(year: 2023, month: 4, day: 29, hour: 14, minute: 26, second: 50)
#test(d.year(), 2023)
#test(d.month(), 4)
#test(d.weekday(), 6)
#test(d.day(), 29)
#test(d.hour(), 14)
#test(d.minute(), 26)
#test(d.second(), 50)
#let e = datetime(year: 2023, month: 4, day: 29)
#test(e.hour(), none)
#test(e.minute(), none)
#test(e.second(), none)
// Test today
#test(datetime.today().display(), "1970-01-01")
#test(datetime.today(offset: auto).display(), "1970-01-01")
#test(datetime.today(offset: 2).display(), "1970-01-01")
---
// Error: 10-12 at least one of date or time must be fully specified
#datetime()
---
// Error: 10-42 time is invalid
#datetime(hour: 25, minute: 0, second: 0)
---
// Error: 10-41 date is invalid
#datetime(year: 2000, month: 2, day: 30)
---
// Error: 26-35 missing closing bracket for bracket at index 0
#datetime.today().display("[year")
---
// Error: 26-39 invalid component name 'nothing' at index 1
#datetime.today().display("[nothing]")
---
// Error: 26-51 invalid modifier 'wrong' at index 6
#datetime.today().display("[year wrong:last_two]")
---
// Error: 26-34 expected component name at index 2
#datetime.today().display(" []")
---
// Error: 26-36 failed to format datetime in the requested format
#datetime.today().display("[hour]")
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