factor/basis/io/buffers/buffers-tests.factor

61 lines
1.4 KiB
Factor

IN: io.buffers.tests
USING: alien alien.c-types io.buffers kernel kernel.private libc
sequences tools.test namespaces byte-arrays strings accessors
destructors ;
: buffer-set ( string buffer -- )
over >byte-array over ptr>> byte-array>memory
[ length ] dip buffer-reset ;
: string>buffer ( string -- buffer )
dup length <buffer> tuck buffer-set ;
: buffer-read-all ( buffer -- byte-array )
[ [ pos>> ] [ ptr>> ] bi <displaced-alien> ]
[ buffer-length ] bi
memory>byte-array ;
[ B{ } 65536 ] [
65536 <buffer>
dup buffer-read-all
over buffer-capacity
rot dispose
] unit-test
[ "hello world" "" ] [
"hello world" string>buffer
dup buffer-read-all >string
0 pick buffer-reset
over buffer-read-all >string
rot dispose
] unit-test
[ "hello" ] [
"hello world" string>buffer
5 over buffer-read >string swap dispose
] unit-test
[ 11 ] [
"hello world" string>buffer
[ buffer-length ] keep dispose
] unit-test
[ "hello world" ] [
"hello" 1024 <buffer> [ buffer-set ] keep
" world" >byte-array over >buffer
dup buffer-read-all >string swap dispose
] unit-test
[ CHAR: e ] [
"hello" string>buffer
1 over buffer-consume [ buffer-pop ] keep dispose
] unit-test
"hello world" string>buffer "b" set
[ "hello world" ] [ 1000 "b" get buffer-read >string ] unit-test
"b" get dispose
100 <buffer> "b" set
[ 1000 "b" get n>buffer >string ] must-fail
"b" get dispose