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rpn/test/050-real.md
Louis Rubet 4eb1798018 hex and bin C99 representation test
2022-02-28 15:35:59 +01:00

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# REAL
`default del`
## real decimal
`1`
-> stack size should be 1
-> stack should be 1
`del`
## real decimal (2)
`2.345`
-> stack should be 2.345
`del`
## real decimal (3)
`1 2.345 3 4.9`
-> stack size should be 4
-> stack should be 1, 2.345, 3, 4.9
`del`
## real hex
`0x1234 0x10.10`
-> stack should be 0x1234, 0x10
`del`
## real hex (2)
```
0x1.234p+12 0x1.01p+4
dec swap dec swap
```
-> stack should be 4660, 16.0625
`del`
## real hex (3)
`0x12.345 4 fix`
-> stack should be 0x1.2345p+4
`4 sci`
-> stack should be 0x1.2345p+4
`2 fix`
-> stack should be 0x1.23p+4
`8 fix`
-> stack should be 0x1.23450000p+4
`del default`
## real hex (4)
`0x0.0001234`
-> stack should be 0x0
`7 fix`
-> stack should be 0x1.2340000p-16
`7 sci`
-> stack should be 0x1.2340000p-16
`2 fix`
-> stack should be 0x1.23p-16
`del default`
## real binary
`0b11001100`
-> stack should be 0b11001100
`del`
# real binary (2)
`0b11.001 4 fix`
-> stack should be 1.1001p+1
`4 sci`
-> stack should be 1.1001p+1
`2 fix`
-> stack should be 1.10p+1
`8 fix`
-> stack should be 1.10010000p+1
`del default`
# real binary (3)
`0b0.0001101`
-> stack should be 0b0
`7 fix`
-> stack should be 1.1010000p-4
`7 sci`
-> stack should be 1.1010000p-4
`2 fix`
-> stack should be 1.10p-4
`del default`
## real inf, nan
```
inf
@inf@
+inf
+@inf@
-inf
-@inf@
nan
@nan@
```
-> stack should be inf, inf, inf, inf, -inf, -inf, nan, nan
`del`
## prec (1)
```
default
56 prec
pi
```
-> stack should be 3.141592653589793
`del`
## prec (2)
```
default
100 prec
pi
```
-> stack should be 3.14159265358979323846264338328
`del`
## prec error (1)
`0 prec`
-> error should be 4
`del`
## prec error (2)
`0x8000000000000000 prec`
-> error should be 4
`del default`
## round (1)
`"nearest (even)" round`
-> error should be 0
`del`
## round (2)
`"toward zero" round`
-> error should be 0
`del`
## round (3)
`"toward +inf" round`
-> error should be 0
`del`
## round (4)
`"toward -inf" round`
-> error should be 0
`del`
## round (5)
`"away from zero" round`
-> error should be 0
`del`
## round (6)
`"faithful rounding" round`
-> error should be 0
`del`
## round (7)
`"nearest (away from zero)" round`
-> error should be 0
`del`
## round error
`round`
-> error should be 2
`del default`
## add (1)
`1.2 2.3 +`
-> stack should be 3.5
`del`
## add (2)
`2.3 +`
-> error should be 2
-> stack size should be 1
`del`
## add (3)
`+`
-> error should be 2
`del`
## sub (1)
`1.2 2.3 -`
-> stack should be -1.1
`del`
## sub (2)
`2.3 -`
-> error should be 2
-> stack size should be 1
`del`
## sub (3)
`-`
-> error should be 2
`del`
## mul (1)
`1.2 2.3 *`
-> stack should be 2.76
`del`
## mul (2)
`2.3 *`
-> error should be 2
-> stack size should be 1
`del`
## mul (3)
`*`
-> error should be 2
`del`
## div (1)
`1.2 2.3 /`
-> stack should be 0.52173913043478260869565217391304347826
`del`
## div (2)
`2.3 /`
-> error should be 2
-> stack size should be 1
`del`
## div (3)
`/`
-> error should be 2
`del`
## chs (1)
`3.14 chs`
-> stack should be -3.14
`del`
## chs (2)
`chs`
-> error should be 2
## neg (1)
`3.14 neg`
-> stack should be -3.14
`del`
## neg (2)
`neg`
-> error should be 2
## inv (1)
`2 inv`
-> stack should be 0.5
`del`
## inv (2)
`inv`
-> error should be 2
## % (1)
`2 30 %`
-> stack should be 0.6
`del`
## % (2)
`2 %`
-> error should be 2
-> stack size should be 1
`del`
## % (3)
`%`
-> error should be 2
`del`
## %CH (1)
`2 0.6 %CH`
-> stack should be 30
`del`
## %CH (2)
`2 %CH`
-> error should be 2
-> stack size should be 1
`del`
## %CH (3)
`%CH`
-> error should be 2
`del`
## ^ (1)
`2 10 ^`
-> stack should be 1024
`del`
## ^ (2)
`2 ^`
-> error should be 2
-> stack size should be 1
`del`
## ^ (3)
`^`
-> error should be 2
`del`
## sqrt (1)
`9 sqrt`
-> stack should be 3
`del`
## sqrt (2)
`sqrt`
-> error should be 2
## sq (1)
`12 sq`
-> stack should be 144
`del`
## sq (2)
`sq`
-> error should be 2
## mod (1)
`9 4 mod`
-> stack should be 1
`del`
## mod (2)
`9 mod`
-> error should be 2
-> stack size should be 1
`del`
## mod (3)
`mod`
-> error should be 2
`del`
## abs (1)
`-9 abs`
-> stack should be 9
`del`
## abs (2)
`9 abs`
-> stack should be 9
`del`
## abs (3)
`abs`
-> error should be 2
`del`
## fact (1)
`6 fact`
-> stack should be 720
`del`
## fact (2)
`'r' fact`
-> error should be 3
-> stack size should be 1
`del`
## fact (3)
`fact`
-> error should be 2
`del`
## sign (1)
`23 sign -34 sign 0 sign`
-> stack should be 1, -1, 0
`del`
## sign (2)
`sign`
-> error should be 2
`del`
## mant (1)
`123.456 mant -123.456 mant 0 mant`
-> stack should be 0.9645, -0.9645, 0
`del`
## mant (2)
`inf mant`
-> error should be 4
`-inf mant`
-> error should be 4
`nan mant`
-> error should be 4
`del`
## xpon (1)
`123.456 xpon -123.456 xpon 0 mant`
-> stack should be 7, 7, 0
`del`
## xpon (2)
`inf xpon`
-> error should be 4
`-inf xpon`
-> error should be 4
`nan xpon`
-> error should be 4
`del`
## min (1)
`1 2 min 4 3 min`
-> stack should be 1, 3
`del`
## min (2)
`'a' 'g' min`
-> error should be 3
`del`
## min (3)
`1 min`
-> error should be 2
`del`
## min (4)
`min`
-> error should be 2
`del`
## max (1)
`1 2 max 4 3 max`
-> stack should be 2, 4
`del`
## max (2)
`'a' 'g' max`
-> error should be 3
`del`
## max (3)
`1 max`
-> error should be 2
`del`
## max (4)
`max`
-> error should be 2
`del`
## ip (1)
`1.22 ip`
-> stack should be 1
`del`
## ip (2)
`-1.22 ip`
-> stack should be -1
`del`
## fp (1)
`1.22 fp`
-> stack should be 0.22
`del`
## fp (2)
`-1.22 fp`
-> stack should be -0.22
`del`
## floor (1)
`1.22 floor`
-> stack should be 1
`del`
## floor (2)
`-1.22 floor`
-> stack should be -2
`del`
## ceil (1)
`1.22 ceil`
-> stack should be 2
`del`
## ceil (2)
`-1.22 ceil`
-> stack should be -1
`del default`
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