USING: bit-arrays classes.struct tools.gc-decode tools.test vm ;
QUALIFIED: effects
QUALIFIED: llvm.types
QUALIFIED: unix.process
IN: tools.gc-decode.tests

! byte-array>bit-array
{
    ?{
        t t t t f t t t
        t f f f f f f f
    }
} [
    B{ 239 1 } byte-array>bit-array
] unit-test

{ ?{ t t t t t t t t } } [ B{ 255 } byte-array>bit-array ] unit-test

! scrub-bits
{
    ?{ t t t t f t t t t }
} [
    \ effects:<effect> word>gc-info scrub-bits
] unit-test

{
    { }
} [
    \ decode-gc-maps word>gc-info scrub-bits
] unit-test

! decode-gc-maps
{
    {
        { 151 { { ?{ t } ?{ t t t } ?{ f t t t t } } { } } }
    }
} [
    \ effects:<effect> decode-gc-maps
] unit-test

{
    {
        { 82 { { ?{ t f f } ?{ t f } ?{ } } { } } }
        { 244 { { ?{ t f f } ?{ f f } ?{ } } { } } }
        { 522 { { ?{ t t f } ?{ t f } ?{ } } { } } }
    }
} [
    \ unix.process:fork-process decode-gc-maps
] unit-test

! read-gc-maps
{ { } } [
    \ decode-gc-maps decode-gc-maps
] unit-test

! base-pointer-groups
{

    {
        { -1 -1 -1 -1 -1 -1 -1 }
        { -1 -1 -1 -1 -1 -1 -1 }
        { -1 -1 -1 -1 -1 -1 5 }
        { -1 -1 -1 -1 -1 -1 5 }
    }
} [
    \ llvm.types:resolve-types word>gc-info base-pointer-groups
] unit-test


! One of the few words that has derived roots.
{
    S{ gc-info f 0 2 6 7 4 }
} [
    \ llvm.types:resolve-types word>gc-info
] unit-test