Check stepping-up and -down for range input from renderer. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". Function arguments are (min, max, step, value, [stepCount]). Using the default values PASS stepUpExplicitBounds(null, null, null, "") is "51" PASS stepDownExplicitBounds(null, null, null, "") is "49" PASS stepUpExplicitBounds(null, null, "any", "") is "51" PASS stepDownExplicitBounds(null, null, "any", "") is "49" PASS stepUpExplicitBounds(null, null, "foo", "") is "51" PASS stepDownExplicitBounds(null, null, "foo", "") is "49" PASS stepUpExplicitBounds(null, null, null, "foo") is "51" PASS stepDownExplicitBounds(null, null, null, "foo") is "49" PASS stepUpExplicitBounds(null, null, "any", "foo") is "51" PASS stepDownExplicitBounds(null, null, "any", "foo") is "49" PASS stepUpExplicitBounds(null, null, "foo", "foo") is "51" PASS stepDownExplicitBounds(null, null, "foo", "foo") is "49" Normal cases PASS stepUpExplicitBounds(null, null, null, "0") is "1" PASS stepUpExplicitBounds(null, null, null, "1", 2) is "3" PASS stepUpExplicitBounds(null, null, null, "3", -1) is "2" PASS stepDownExplicitBounds("-100", null, null, "2") is "1" PASS stepDownExplicitBounds("-100", null, null, "1", 2) is "-1" PASS stepDownExplicitBounds("-100", null, null, "-1", -1) is "0" Invalid step value PASS stepUpExplicitBounds(null, null, "foo", "0") is "1" PASS stepUpExplicitBounds(null, null, "0", "1") is "2" PASS stepUpExplicitBounds(null, null, "-1", "2") is "3" PASS stepDownExplicitBounds(null, null, "foo", "1") is "0" PASS stepDownExplicitBounds(null, null, "0", "2") is "1" PASS stepDownExplicitBounds(null, null, "-1", "3") is "2" Step=any PASS stepUpExplicitBounds(null, null, "any", "1") is "2" PASS stepDownExplicitBounds(null, null, "any", "1") is "0" Overflow/underflow PASS stepUpExplicitBounds(null, "100", "1", "99") is "100" PASS stepUpExplicitBounds(null, "100", "1", "100") is "100" PASS stepUpExplicitBounds(null, "100", "1", "99", 2) is "100" PASS stepDownExplicitBounds("0", null, "1", "1") is "0" PASS stepDownExplicitBounds("0", null, "1", "0") is "0" PASS stepDownExplicitBounds("0", null, "1", "1", 2) is "0" PASS stepDownExplicitBounds(null, null, "3.40282346e+38", "1", 2) is "0" PASS stepUpExplicitBounds(-100, 0, 1, -1) is "0" PASS stepUpExplicitBounds(null, 0, 1, 0) is "0" PASS stepUpExplicitBounds(-100, 0, 1, -1, 2) is "0" PASS stepUpExplicitBounds(null, null, "3.40282346e+38", "1", 2) is "0" stepDown()/stepUp() for stepMismatch values PASS stepUpExplicitBounds(null, null, 2, 1) is "4" PASS stepUpExplicitBounds(0, null, 10, 9, 9) is "100" PASS stepDownExplicitBounds(0, null, 10, 19) is "10" value + step is <= max, but rounded result would be > max. PASS stepUpExplicitBounds(null, 99, 10, 89) is "90" Huge value and small step PASS stepUpExplicitBounds(0, 1e38, 1, 1e38, 999) is "1e+38" PASS stepDownExplicitBounds(0, 1e38, 1, 1e38, 999) is "1e+38" Fractional numbers PASS stepUpExplicitBounds(null, null, 0.33333333333333333, 0, 3) is "1" PASS stepUpExplicitBounds(null, null, 0.1, 1) is "1.1" PASS stepUpExplicitBounds(null, null, 0.1, 1, 8) is "1.8" PASS stepUpExplicitBounds(null, null, 0.1, 1, 10) is "2" PASS stepUpExplicitBounds(0, 1, 0.003921568627450980, 0, 255) is "1" PASS stepDownExplicitBounds(null, null, 0.1, 1, 8) is "0.2" PASS stepDownExplicitBounds(null, null, 0.1, 1) is "0.9" PASS successfullyParsed is true TEST COMPLETE