percent: %
string: String
char: c
char: þ
int: -16
uint: 32
hex: beef
HEX: C0FFEE
string: end
%n returned 51, total len of write: 94

Padding madness:
 001   +2
   c
 0x00000ff
 001
0 0x1
 1
(00123) (  123)
(-0123) ( -123)
(             )
0xabcdef
(nil)

Positional madness:
4 3 2
00002
|Fiz     |Buz     |     Fiz|     Tot|
int:          5 double: 0.100000 0.200000 0.300000 0.400000
-1717986918 0.100000
-1717986918 0.200000

Float madness:
        1.234568e+02
        1.000000E-05
          123.456789
            0.000010
       -1.234568e+02
-00000001.234568e+02
%.5g: -123.46
%.5f: -123.45679
%.5e: -1.23457e+02
%.*g: -1.2e+02
%.*f: -123.46
%.*e: -1.23e+02
%.*2$g: -123.46
%.*2$f: -123.45679
%.*2$e: -1.23457e+02
100000
1e+06
1.000000e+06
0.0001
1E-05
1.000000E-05

Non-finite float madness:
%e: inf -inf nan -nan
%E: INF -INF NAN -NAN
%f: inf -inf nan -nan
%F: INF -INF NAN -NAN
%g: inf -inf nan -nan
%G: INF -INF NAN -NAN
Things that have been buggy
+05
Testing asprintf...
printed: test string, value: 11
printed: test string 2, value: 13
printed: test string 2, value: 13