factor/basis/compiler/tests/alien.factor

USING: accessors alien alien.c-types alien.libraries
alien.syntax arrays classes.struct combinators
compiler continuations effects io io.backend io.pathnames
io.streams.string kernel math memory namespaces
namespaces.private parser quotations sequences
specialized-arrays stack-checker stack-checker.errors
system threads tools.test words alien.complex ;
FROM: alien.c-types => float short ;
SPECIALIZED-ARRAY: float
SPECIALIZED-ARRAY: char
IN: compiler.tests.alien

<<
: libfactor-ffi-tests-path ( -- string )
    "resource:" absolute-path
    {
        { [ os winnt? ]  [ "libfactor-ffi-test.dll" ] }
        { [ os macosx? ] [ "libfactor-ffi-test.dylib" ] }
        { [ os unix?  ]  [ "libfactor-ffi-test.so" ] }
    } cond append-path ;

"f-cdecl" libfactor-ffi-tests-path "cdecl" add-library

"f-stdcall" libfactor-ffi-tests-path "stdcall" add-library
>>

LIBRARY: f-cdecl

FUNCTION: void ffi_test_0 ;
[ ] [ ffi_test_0 ] unit-test

FUNCTION: int ffi_test_1 ;
[ 3 ] [ ffi_test_1 ] unit-test

FUNCTION: int ffi_test_2 int x int y ;
[ 5 ] [ 2 3 ffi_test_2 ] unit-test
[ "hi" 3 ffi_test_2 ] must-fail

FUNCTION: int ffi_test_3 int x int y int z int t ;
[ 25 ] [ 2 3 4 5 ffi_test_3 ] unit-test

FUNCTION: float ffi_test_4 ;
[ 1.5 ] [ ffi_test_4 ] unit-test

FUNCTION: double ffi_test_5 ;
[ 1.5 ] [ ffi_test_5 ] unit-test

FUNCTION: int ffi_test_9 int a int b int c int d int e int f int g ;
[ 28 ] [ 1 2 3 4 5 6 7 ffi_test_9 ] unit-test
[ "a" 2 3 4 5 6 7 ffi_test_9 ] must-fail
[ 1 2 3 4 5 6 "a" ffi_test_9 ] must-fail

STRUCT: FOO { x int } { y int } ;

: make-FOO ( x y -- FOO )
    FOO <struct> swap >>y swap >>x ;

FUNCTION: int ffi_test_11 int a FOO b int c ;

[ 14 ] [ 1 2 3 make-FOO 4 ffi_test_11 ] unit-test

FUNCTION: int ffi_test_13 int a int b int c int d int e int f int g int h int i int j int k ;

[ 66 ] [ 1 2 3 4 5 6 7 8 9 10 11 ffi_test_13 ] unit-test

FUNCTION: FOO ffi_test_14 int x int y ;

[ 11 6 ] [ 11 6 ffi_test_14 [ x>> ] [ y>> ] bi ] unit-test

FUNCTION: char* ffi_test_15 char* x char* y ;

[ "foo" ] [ "xy" "zt" ffi_test_15 ] unit-test
[ "bar" ] [ "xy" "xy" ffi_test_15 ] unit-test
[ 1 2 ffi_test_15 ] must-fail

STRUCT: BAR { x long } { y long } { z long } ;

FUNCTION: BAR ffi_test_16 long x long y long z ;

[ 11 6 -7 ] [
    11 6 -7 ffi_test_16 [ x>> ] [ y>> ] [ z>> ] tri
] unit-test

STRUCT: TINY { x int } ;

FUNCTION: TINY ffi_test_17 int x ;

[ 11 ] [ 11 ffi_test_17 x>> ] unit-test

[ [ alien-indirect ] infer ] [ inference-error? ] must-fail-with

: indirect-test-1 ( ptr -- result )
    int { } "cdecl" alien-indirect ;

{ 1 1 } [ indirect-test-1 ] must-infer-as

[ B{ } indirect-test-1 ] [ { "kernel-error" 3 6 B{ } } = ] must-fail-with

[ 3 ] [ &: ffi_test_1 indirect-test-1 ] unit-test

: indirect-test-1' ( ptr -- )
    int { } "cdecl" alien-indirect drop ;

{ 1 0 } [ indirect-test-1' ] must-infer-as

[ ] [ &: ffi_test_1 indirect-test-1' ] unit-test

[ -1 indirect-test-1 ] must-fail

: indirect-test-2 ( x y ptr -- result )
    int { int int } "cdecl" alien-indirect gc ;

{ 3 1 } [ indirect-test-2 ] must-infer-as

[ 5 ]
[ 2 3 &: ffi_test_2 indirect-test-2 ]
unit-test

: indirect-test-3 ( a b c d ptr -- result )
    int { int int int int } "stdcall" alien-indirect
    gc ;

[ f ] [ "f-stdcall" load-library f = ] unit-test
[ "stdcall" ] [ "f-stdcall" library abi>> ] unit-test

: ffi_test_18 ( w x y z -- int )
    int "f-stdcall" "ffi_test_18" { int int int int }
    alien-invoke gc ;

[ 25 ] [ 2 3 4 5 ffi_test_18 ] unit-test

: ffi_test_19 ( x y z -- BAR )
    BAR "f-stdcall" "ffi_test_19" { long long long }
    alien-invoke gc ;

[ 11 6 -7 ] [
    11 6 -7 ffi_test_19 [ x>> ] [ y>> ] [ z>> ] tri
] unit-test

FUNCTION: double ffi_test_6 float x float y ;
[ 6.0 ] [ 3.0 2.0 ffi_test_6 ] unit-test
[ "a" "b" ffi_test_6 ] must-fail

FUNCTION: double ffi_test_7 double x double y ;
[ 6.0 ] [ 3.0 2.0 ffi_test_7 ] unit-test

FUNCTION: double ffi_test_8 double x float y double z float t int w ;
[ 19.0 ] [ 3.0 2.0 1.0 6.0 7 ffi_test_8 ] unit-test

FUNCTION: int ffi_test_10 int a int b double c int d float e int f int g int h ;
[ -34 ] [ 1 2 3.0 4 5.0 6 7 8 ffi_test_10 ] unit-test

FUNCTION: void ffi_test_20 double x1, double x2, double x3,
    double y1, double y2, double y3,
    double z1, double z2, double z3 ;

[ ] [ 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 ffi_test_20 ] unit-test

! Make sure XT doesn't get clobbered in stack frame

: ffi_test_31 ( a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a -- result y )
    int
    "f-cdecl" "ffi_test_31"
    { int int int int int int int int int int int int int int int int int int int int int int int int int int int int int int int int int int int int int int int int int int }
    alien-invoke gc 3 ;

[ 861 3 ] [ 42 [ ] each ffi_test_31 ] unit-test

: ffi_test_31_point_5 ( a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a -- result )
    float
    "f-cdecl" "ffi_test_31_point_5"
    { float float float float float float float float float float float float float float float float float float float float float float float float float float float float float float float float float float float float float float float float float float }
    alien-invoke ;

[ 861.0 ] [ 42 [ >float ] each ffi_test_31_point_5 ] unit-test

FUNCTION: longlong ffi_test_21 long x long y ;

[ 121932631112635269 ]
[ 123456789 987654321 ffi_test_21 ] unit-test

FUNCTION: long ffi_test_22 long x longlong y longlong z ;

[ 987655432 ]
[ 1111 121932631112635269 123456789 ffi_test_22 ] unit-test

[ 1111 f 123456789 ffi_test_22 ] must-fail

STRUCT: RECT
    { x float } { y float }
    { w float } { h float } ;

: <RECT> ( x y w h -- rect )
    RECT <struct>
        swap >>h
        swap >>w
        swap >>y
        swap >>x ;

FUNCTION: int ffi_test_12 int a int b RECT c int d int e int f ;

[ 45 ] [ 1 2 3.0 4.0 5.0 6.0 <RECT> 7 8 9 ffi_test_12 ] unit-test

[ 1 2 { 1 2 3 } 7 8 9 ffi_test_12 ] must-fail

FUNCTION: float ffi_test_23 ( float[3] x, float[3] y ) ;

[ 32.0 ] [
    { 1.0 2.0 3.0 } >float-array
    { 4.0 5.0 6.0 } >float-array
    ffi_test_23
] unit-test

! Test odd-size structs
STRUCT: test-struct-1 { x char[1] } ;

FUNCTION: test-struct-1 ffi_test_24 ;

[ S{ test-struct-1 { x char-array{ 1 } } } ] [ ffi_test_24 ] unit-test

STRUCT: test-struct-2 { x char[2] } ;

FUNCTION: test-struct-2 ffi_test_25 ;

[ S{ test-struct-2 { x char-array{ 1 2 } } } ] [ ffi_test_25 ] unit-test

STRUCT: test-struct-3 { x char[3] } ;

FUNCTION: test-struct-3 ffi_test_26 ;

[ S{ test-struct-3 { x char-array{ 1 2 3 } } } ] [ ffi_test_26 ] unit-test

STRUCT: test-struct-4 { x char[4] } ;

FUNCTION: test-struct-4 ffi_test_27 ;

[ S{ test-struct-4 { x char-array{ 1 2 3 4 } } } ] [ ffi_test_27 ] unit-test

STRUCT: test-struct-5 { x char[5] } ;

FUNCTION: test-struct-5 ffi_test_28 ;

[ S{ test-struct-5 { x char-array{ 1 2 3 4 5 } } } ] [ ffi_test_28 ] unit-test

STRUCT: test-struct-6 { x char[6] } ;

FUNCTION: test-struct-6 ffi_test_29 ;

[ S{ test-struct-6 { x char-array{ 1 2 3 4 5 6 } } } ] [ ffi_test_29 ] unit-test

STRUCT: test-struct-7 { x char[7] } ;

FUNCTION: test-struct-7 ffi_test_30 ;

[ S{ test-struct-7 { x char-array{ 1 2 3 4 5 6 7 } } } ] [ ffi_test_30 ] unit-test

STRUCT: test-struct-8 { x double } { y double } ;

FUNCTION: double ffi_test_32 test-struct-8 x int y ;

[ 9.0 ] [
    test-struct-8 <struct>
    1.0 >>x
    2.0 >>y
    3 ffi_test_32
] unit-test

STRUCT: test-struct-9 { x float } { y float } ;

FUNCTION: double ffi_test_33 test-struct-9 x int y ;

[ 9.0 ] [
    test-struct-9 <struct>
    1.0 >>x
    2.0 >>y
    3 ffi_test_33
] unit-test

STRUCT: test-struct-10 { x float } { y int } ;

FUNCTION: double ffi_test_34 test-struct-10 x int y ;

[ 9.0 ] [
    test-struct-10 <struct>
    1.0 >>x
    2 >>y
    3 ffi_test_34
] unit-test

STRUCT: test-struct-11 { x int } { y int } ;

FUNCTION: double ffi_test_35 test-struct-11 x int y ;

[ 9.0 ] [
    test-struct-11 <struct>
    1 >>x
    2 >>y
    3 ffi_test_35
] unit-test

STRUCT: test-struct-12 { a int } { x double } ;

: make-struct-12 ( x -- alien )
    test-struct-12 <struct>
        swap >>x ;

FUNCTION: double ffi_test_36 ( test-struct-12 x ) ;

[ 1.23456 ] [ 1.23456 make-struct-12 ffi_test_36 ] unit-test

FUNCTION: ulonglong ffi_test_38 ( ulonglong x, ulonglong y ) ;

[ t ] [ 31 2^ 32 2^ ffi_test_38 63 2^ = ] unit-test

! Test callbacks

: callback-1 ( -- callback ) void { } "cdecl" [ ] alien-callback ;

[ 0 1 ] [ [ callback-1 ] infer [ in>> ] [ out>> ] bi ] unit-test

[ t ] [ callback-1 alien? ] unit-test

: callback_test_1 ( ptr -- ) void { } "cdecl" alien-indirect ;

[ ] [ callback-1 callback_test_1 ] unit-test

: callback-2 ( -- callback ) void { } "cdecl" [ [ 5 throw ] ignore-errors ] alien-callback ;

[ ] [ callback-2 callback_test_1 ] unit-test

: callback-3 ( -- callback ) void { } "cdecl" [ 5 "x" set ] alien-callback ;

[ t ] [
    namestack*
    3 "x" set callback-3 callback_test_1
    namestack* eq?
] unit-test

[ 5 ] [
    [
        3 "x" set callback-3 callback_test_1 "x" get
    ] with-scope
] unit-test

: callback-4 ( -- callback )
    void { } "cdecl" [ "Hello world" write ] alien-callback
    gc ;

[ "Hello world" ] [
    [ callback-4 callback_test_1 ] with-string-writer
] unit-test

: callback-5 ( -- callback )
    void { } "cdecl" [ gc ] alien-callback ;

[ "testing" ] [
    "testing" callback-5 callback_test_1
] unit-test

: callback-5b ( -- callback )
    void { } "cdecl" [ compact-gc ] alien-callback ;

[ "testing" ] [
    "testing" callback-5b callback_test_1
] unit-test

: callback-6 ( -- callback )
    void { } "cdecl" [ [ continue ] callcc0 ] alien-callback ;

[ 1 2 3 ] [ callback-6 callback_test_1 1 2 3 ] unit-test

: callback-7 ( -- callback )
    void { } "cdecl" [ 1000000 sleep ] alien-callback ;

[ 1 2 3 ] [ callback-7 callback_test_1 1 2 3 ] unit-test

[ f ] [ namespace global eq? ] unit-test

: callback-8 ( -- callback )
    void { } "cdecl" [ [ ] in-thread yield ] alien-callback ;

[ ] [ callback-8 callback_test_1 ] unit-test

: callback-9 ( -- callback )
    int { int int int } "cdecl" [
        + + 1 +
    ] alien-callback ;

FUNCTION: void ffi_test_36_point_5 ( ) ;

[ ] [ ffi_test_36_point_5 ] unit-test

FUNCTION: int ffi_test_37 ( void* func ) ;

[ 1 ] [ callback-9 ffi_test_37 ] unit-test

[ 7 ] [ callback-9 ffi_test_37 ] unit-test

STRUCT: test_struct_13
{ x1 float }
{ x2 float }
{ x3 float }
{ x4 float }
{ x5 float }
{ x6 float } ;

: make-test-struct-13 ( -- alien )
    test_struct_13 <struct>
        1.0 >>x1
        2.0 >>x2
        3.0 >>x3
        4.0 >>x4
        5.0 >>x5
        6.0 >>x6 ;

FUNCTION: int ffi_test_39 ( long a, long b, test_struct_13 s ) ;

[ 21 ] [ 12347 12347 make-test-struct-13 ffi_test_39 ] unit-test

! Joe Groff found this problem
STRUCT: double-rect
{ a double }
{ b double }
{ c double }
{ d double } ;

: <double-rect> ( a b c d -- foo )
    double-rect <struct>
        swap >>d
        swap >>c
        swap >>b
        swap >>a ;

: >double-rect< ( foo -- a b c d )
    {
        [ a>> ]
        [ b>> ]
        [ c>> ]
        [ d>> ]
    } cleave ;

: double-rect-callback ( -- alien )
    void { void* void* double-rect } "cdecl"
    [ "example" set-global 2drop ] alien-callback ;

: double-rect-test ( arg -- arg' )
    f f rot
    double-rect-callback
    void { void* void* double-rect } "cdecl" alien-indirect
    "example" get-global ;

[ 1.0 2.0 3.0 4.0 ]
[ 1.0 2.0 3.0 4.0 <double-rect> double-rect-test >double-rect< ] unit-test

STRUCT: test_struct_14
    { x1 double }
    { x2 double } ;

FUNCTION: test_struct_14 ffi_test_40 ( double x1, double x2 ) ;

[ 1.0 2.0 ] [
    1.0 2.0 ffi_test_40 [ x1>> ] [ x2>> ] bi
] unit-test

: callback-10 ( -- callback )
    test_struct_14 { double double } "cdecl"
    [
        test_struct_14 <struct>
            swap >>x2
            swap >>x1
    ] alien-callback ;

: callback-10-test ( x1 x2 callback -- result )
    test_struct_14 { double double } "cdecl" alien-indirect ;

[ 1.0 2.0 ] [
    1.0 2.0 callback-10 callback-10-test
    [ x1>> ] [ x2>> ] bi
] unit-test

FUNCTION: test-struct-12 ffi_test_41 ( int a, double x ) ;

[ 1 2.0 ] [
    1 2.0 ffi_test_41
    [ a>> ] [ x>> ] bi
] unit-test

: callback-11 ( -- callback )
    test-struct-12 { int double } "cdecl"
    [
        test-struct-12 <struct>
            swap >>x
            swap >>a
    ] alien-callback ;

: callback-11-test ( x1 x2 callback -- result )
    test-struct-12 { int double } "cdecl" alien-indirect ;

[ 1 2.0 ] [
    1 2.0 callback-11 callback-11-test
    [ a>> ] [ x>> ] bi
] unit-test

STRUCT: test_struct_15
    { x float }
    { y float } ;

FUNCTION: test_struct_15 ffi_test_42 ( float x, float y ) ;

[ 1.0 2.0 ] [ 1.0 2.0 ffi_test_42 [ x>> ] [ y>> ] bi ] unit-test

: callback-12 ( -- callback )
    test_struct_15 { float float } "cdecl"
    [
        test_struct_15 <struct>
            swap >>y
            swap >>x
    ] alien-callback ;

: callback-12-test ( x1 x2 callback -- result )
    test_struct_15 { float float } "cdecl" alien-indirect ;

[ 1.0 2.0 ] [
    1.0 2.0 callback-12 callback-12-test [ x>> ] [ y>> ] bi
] unit-test

STRUCT: test_struct_16
    { x float }
    { a int } ;

FUNCTION: test_struct_16 ffi_test_43 ( float x, int a ) ;

[ 1.0 2 ] [ 1.0 2 ffi_test_43 [ x>> ] [ a>> ] bi ] unit-test

: callback-13 ( -- callback )
    test_struct_16 { float int } "cdecl"
    [
        test_struct_16 <struct>
            swap >>a
            swap >>x
    ] alien-callback ;

: callback-13-test ( x1 x2 callback -- result )
    test_struct_16 { float int } "cdecl" alien-indirect ;

[ 1.0 2 ] [
    1.0 2 callback-13 callback-13-test
    [ x>> ] [ a>> ] bi
] unit-test

FUNCTION: test_struct_14 ffi_test_44 ( ) ; inline

[ 1.0 2.0 ] [ ffi_test_44 [ x1>> ] [ x2>> ] bi ] unit-test

: stack-frame-bustage ( -- a b ) ffi_test_44 gc 3 ;

[ ] [ stack-frame-bustage 2drop ] unit-test

FUNCTION: complex-float ffi_test_45 ( int x ) ;

[ C{ 3.0 0.0 } ] [ 3 ffi_test_45 ] unit-test

FUNCTION: complex-double ffi_test_46 ( int x ) ;

[ C{ 3.0 0.0 } ] [ 3 ffi_test_46 ] unit-test

FUNCTION: complex-float ffi_test_47 ( complex-float x, complex-double y ) ;

[ C{ 4.0 4.0 } ] [
    C{ 1.0 2.0 }
    C{ 1.5 1.0 } ffi_test_47
] unit-test

! Reported by jedahu
STRUCT: bool-field-test
    { name char* }
    { on bool }
    { parents short } ;

FUNCTION: short ffi_test_48 ( bool-field-test x ) ;

[ 123 ] [
    bool-field-test <struct>
        123 >>parents
    ffi_test_48
] unit-test

! Regression: calling an undefined function would raise a protection fault
FUNCTION: void this_does_not_exist ( ) ;

[ this_does_not_exist ] [ { "kernel-error" 9 f f } = ] must-fail-with

! More alien-assembly tests are in cpu.* vocabs
: assembly-test-1 ( -- ) void { } "cdecl" [ ] alien-assembly ;

[ ] [ assembly-test-1 ] unit-test