code / tomo

   1 func main()
   2 	assert 2 + 3 == 5
   3 
   4 	assert 2 * 3 == 6
   5 
   6 	assert 2 + 3 * 4 == 14
   7 
   8 	assert 2 * 3 + 4 == 10
   9 
  10 	assert Int8(1) + Int16(2) == Int16(3)
  11 
  12 	assert 1 << 10 == 1024
  13 
  14 	assert (3 and 2) == 2
  15 
  16 	assert (3 or 4) == 7
  17 
  18 	assert (3 xor 2) == 1
  19 
  20 	nums := ""
  21 	for x in 5
  22 		nums ++= "$x,"
  23 	assert nums == "1,2,3,4,5,"
  24 
  25 	>> x := Int64(123)
  26 	assert x.hex() == "0x7B"
  27 	assert x.hex(digits=4) == "0x007B"
  28 	assert x.octal() == "0o173"
  29 
  30 	assert Int64.min == Int64(-9223372036854775808)
  31 	assert Int64.max == Int64(9223372036854775807)
  32 
  33 
  34 	assert Int32(123).hex() == "0x7B"
  35 	assert Int16(123).hex() == "0x7B"
  36 	assert Int8(123).hex() == "0x7B"
  37 
  38 	assert Int(2.1, truncate=yes) == 2
  39 
  40 	do
  41 		small_int := 1
  42 		assert small_int == 1
  43 		max_small_int := 536870911
  44 		assert max_small_int == 536870911
  45 		max_i64 := 536870912
  46 		assert max_i64 == 536870912
  47 		super_big := 9999999999999999999999
  48 		assert super_big == 9999999999999999999999
  49 		assert max_small_int + 1 == 536870912
  50 
  51 		assert max_small_int + max_small_int == 1073741822
  52 
  53 		assert super_big + 1 == 10000000000000000000000
  54 
  55 	do
  56 		interesting_numerators := [-999999, -100, -23, -1, 0, 1, 23, 100, 999999]
  57 		interesting_denominators := [-99, -20, -17, -1, 1, 17, 20, 99]
  58 		for n in interesting_numerators
  59 			for d in interesting_denominators
  60 				assert (n/d)*d + (n mod d) == n
  61 
  62 	assert 0.next_prime() == 2
  63 	assert 7.next_prime() == 11
  64 	assert (and: p.is_prime() for p in [
  65 		2, 3, 5, 7,
  66 		137372146048179869781170214707,
  67 		811418847921670560768224995279,
  68 		292590241572454328697048860273,
  69 		754893741683930091960170890717,
  70 		319651808258437169510475301537,
  71 		323890224935694708770556249787,
  72 		507626552342376235511933571091,
  73 		548605069630614185274710840981,
  74 		121475876690852432982324195553,
  75 		771958616175795150904761471637,
  76 	])!
  77 
  78 	assert (or: p.is_prime() for p in [
  79 		-1, 0, 1, 4, 6,
  80 		137372146048179869781170214707*2,
  81 		811418847921670560768224995279*3,
  82 		292590241572454328697048860273*754893741683930091960170890717,
  83 	])! == no
  84 
  85 	assert Int(yes) == 1
  86 	assert Int(no) == 0
  87 
  88 	assert Int64(yes) == Int64(1)
  89 	assert Int64(no) == Int64(0)
  90 
  91 	assert 4.choose(2) == 6
  92 
  93 	assert 4.factorial() == 24
  94 
  95 	assert 3.is_between(1, 5) == yes
  96 	assert 3.is_between(1, 3) == yes
  97 	assert 3.is_between(5, 1) == yes
  98 	assert 3.is_between(100, 200) == no
  99 
 100 	assert 6.get_bit(1) == no
 101 	assert 6.get_bit(2) == yes
 102 	assert 6.get_bit(3) == yes
 103 	assert 6.get_bit(4) == no
 104 
 105 	assert Int64(6).get_bit(1) == no
 106 	assert Int64(6).get_bit(2) == yes
 107 	assert Int64(6).get_bit(3) == yes
 108 	assert Int64(6).get_bit(4) == no
 109 
 110 	assert Int.parse("123") == 123
 111 	assert Int.parse("0x10") == 16
 112 	assert Int.parse("0o10") == 8
 113 	assert Int.parse("0b10") == 2
 114 	assert Int.parse("abc") == none
 115 
 116 	assert Int.parse("-123") == -123
 117 	assert Int.parse("-0x10") == -16
 118 	assert Int.parse("-0o10") == -8
 119 	assert Int.parse("-0b10") == -2
 120 
 121 	for base in 2.to(36)
 122 		assert Int.parse("10", base=base) == base
 123 	
 124 	assert Int.parse("111", base=1) == 3
 125 
 126 	assert Int.parse("z", base=36) == 35
 127 	assert Int.parse("Z", base=36) == 35
 128 	assert Int.parse("-z", base=36) == -35
 129 	assert Int.parse("-Z", base=36) == -35