janet/test/suite4.janet

# Copyright (c) 2019 Calvin Rose
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(import test/helper :prefix "" :exit true)
(start-suite 4)
# some tests for string/format and buffer/format

(assert (= (string (buffer/format @"" "pi = %6.3f" math/pi)) "pi =  3.142") "%6.3f")
(assert (= (string (buffer/format @"" "pi = %+6.3f" math/pi)) "pi = +3.142") "%6.3f")
(assert (= (string (buffer/format @"" "pi = %40.20g" math/pi)) "pi =                     3.141592653589793116") "%6.3f")

(assert (= (string (buffer/format @"" "🐼 = %6.3f" math/pi)) "🐼 =  3.142") "UTF-8")
(assert (= (string (buffer/format @"" "π = %.8g" math/pi)) "π = 3.1415927") "π")
(assert (= (string (buffer/format @"" "\xCF\x80 = %.8g" math/pi)) "\xCF\x80 = 3.1415927") "\xCF\x80")

(assert (= (string/format "pi = %6.3f" math/pi) "pi =  3.142") "%6.3f")
(assert (= (string/format "pi = %+6.3f" math/pi) "pi = +3.142") "%6.3f")
(assert (= (string/format "pi = %40.20g" math/pi) "pi =                     3.141592653589793116") "%6.3f")

(assert (= (string/format "🐼 = %6.3f" math/pi) "🐼 =  3.142") "UTF-8")
(assert (= (string/format "π = %.8g" math/pi) "π = 3.1415927") "π")
(assert (= (string/format "\xCF\x80 = %.8g" math/pi) "\xCF\x80 = 3.1415927") "\xCF\x80")

(end-suite)