Passed some coreexttests

This commit is contained in:
Koichi Nakamura 2021-01-16 10:45:03 +09:00
parent c18bbf7710
commit f92b274be3
3 changed files with 315 additions and 177 deletions

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@ -8,6 +8,7 @@
include test/tester.fs
include test/core.fs
include test/utilities.fs
include test/errorreport.fs
include test/coreexttest.fs

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@ -286,16 +286,16 @@ T{ 0 50 QD5 -> 50 40 30 20 10 0 }T
T{ -25 10 QD5 -> 10 0 -10 -20 }T
variable ITERS
variable INCRMNT
variable INcrMNT
: QD6 ( limit start increment -- )
INCRMNT !
INcrMNT !
0 ITERS !
?do
1 ITERS +!
i
ITERS @ 6 = if leave then
INCRMNT @
INcrMNT @
+loop ITERS @
;
@ -318,10 +318,10 @@ T{ 2 -1 1 QD6 -> -1 0 1 3 }T
\ -----------------------------------------------------------------------------
testing buffer:
skip T{ 8 buffer: BUF:TEST -> }T
skip T{ BUF:TEST dup ALIGNED = -> true }T
skip T{ 111 BUF:TEST ! 222 BUF:TEST CELL+ ! -> }T
skip T{ BUF:TEST @ BUF:TEST CELL+ @ -> 111 222 }T
skip T{ 8 buffer: BUF:test -> }T
skip T{ BUF:test dup ALIGNED = -> true }T
skip T{ 111 BUF:test ! 222 BUF:test CELL+ ! -> }T
skip T{ BUF:test @ BUF:test CELL+ @ -> 111 222 }T
\ -----------------------------------------------------------------------------
testing value to
@ -434,10 +434,10 @@ T{ 25 RN2 execute -> 33 22 11 0 }T
testing C"
skip T{ : CQ1 C" 123" ; -> }T
skip T{ CQ1 COUNT EVALUATE -> 123 }T
skip T{ CQ1 count evaluate -> 123 }T
skip T{ : CQ2 C" " ; -> }T
skip T{ CQ2 COUNT EVALUATE -> }T
skip T{ : CQ3 C" 2345"COUNT EVALUATE ; CQ3 -> 2345 }T
skip T{ CQ2 count evaluate -> }T
skip T{ : CQ3 C" 2345"count evaluate ; CQ3 -> 2345 }T
\ -----------------------------------------------------------------------------
testing compile,
@ -461,231 +461,231 @@ variable SI_INC 0 SI_INC !
: s$ s" SAVE-INPUT SI1 RESTORE-INPUT 12345" ;
T{ s$ EVALUATE SI_INC @ -> 0 2345 15 }T
skip T{ s$ evaluate SI_INC @ -> 0 2345 15 }T
\ -----------------------------------------------------------------------------
testing .(
CR CR .( Output from .()
T{ CR .( You should see -9876: ) -9876 . -> }T
T{ CR .( and again: ).( -9876)CR -> }T
cr cr .( Output from .()
T{ cr .( You should see -9876: ) -9876 . -> }T
T{ cr .( and again: ).( -9876)cr -> }T
CR CR .( On the next 2 lines you should see First then Second messages:)
T{ : DOTP CR ." Second message via ." [char] " EMIT \ Check .( is immediate
[ CR ] .( First message via .( ) ; DOTP -> }T
CR CR
T{ : IMM? bl word find nip ; IMM? .( -> 1 }T
cr cr .( On the next 2 lines you should see First then Second messages:)
T{ : DOTP cr ." Second message via ." [char] " emit \ Check .( is immediate
[ cr ] .( First message via .( ) ; DOTP -> }T
cr cr
skip T{ : IMM? word throw find nip ; IMM? .( -> 1 }T
\ -----------------------------------------------------------------------------
testing .R and U.R - has to handle different cell sizes
testing .r and u.r - has to handle different cell sizes
\ Create some large integers just below/above MAX and Min INTs
max-int 73 79 */ constant LI1
min-int 71 73 */ constant LI2
\ max-int 73 79 */ constant LI1
\ min-int 71 73 */ constant LI2
\
\ LI1 0 <# #S #> nip constant LENLI1
LI1 0 <# #S #> nip constant LENLI1
: (.R&U.R) ( u1 u2 -- ) \ u1 <= string length, u2 is required indentation
tuck + >r
LI1 over SPACES . CR r@ LI1 swap .R CR
LI2 over SPACES . CR r@ 1+ LI2 swap .R CR
LI1 over SPACES U. CR r@ LI1 swap U.R CR
LI2 swap SPACES U. CR r> LI2 swap U.R CR
;
: .R&U.R ( -- )
CR ." You should see lines duplicated:" CR
." indented by 0 spaces" CR 0 0 (.R&U.R) CR
." indented by 0 spaces" CR LENLI1 0 (.R&U.R) CR \ Just fits required width
." indented by 5 spaces" CR LENLI1 5 (.R&U.R) CR
;
CR CR .( Output from .R and U.R)
T{ .R&U.R -> }T
\ : (.r&u.r) ( u1 u2 -- ) \ u1 <= string length, u2 is required indentation
\ tuck + >r
\ LI1 over SPACES . cr r@ LI1 swap .r cr
\ LI2 over SPACES . cr r@ 1+ LI2 swap .r cr
\ LI1 over SPACES u. cr r@ LI1 swap u.r cr
\ LI2 swap SPACES u. cr r> LI2 swap u.r cr
\ ;
\
\ : .r&u.r ( -- )
\ cr ." You should see lines duplicated:" cr
\ ." indented by 0 spaces" cr 0 0 (.r&u.r) cr
\ ." indented by 0 spaces" cr LENLI1 0 (.r&u.r) cr \ Just fits required width
\ ." indented by 5 spaces" cr LENLI1 5 (.r&u.r) cr
\ ;
\
\ cr cr .( Output from .r and u.r)
skip T{ .r&u.r -> }T
\ -----------------------------------------------------------------------------
testing PAD ERASE
\ Must handle different size characters i.e. 1 CHARS >= 1
testing pad erase
\ Must handle different size characters i.e. 1 chars >= 1
84 constant CHARS/PAD \ Minimum size of PAD in chars
CHARS/PAD CHARS constant AUS/PAD
: CHECKPAD ( caddr u ch -- f ) \ f = true if u chars = ch
84 constant chars/pad \ Minimum size of pad in chars
chars/pad chars constant AUS/pad
: checkpad ( caddr u ch -- f ) \ f = true if u chars = ch
swap 0
?do
over i CHARS + C@ over <>
if 2drop UNLOOP false exit then
over i chars + c@ over <>
if 2drop unloop false exit then
loop
2drop true
;
T{ PAD drop -> }T
T{ 0 invert PAD C! -> }T
T{ PAD C@ constant MAXCHAR -> }T
T{ PAD CHARS/PAD 2DUP MAXCHAR FILL MAXCHAR CHECKPAD -> true }T
T{ PAD CHARS/PAD 2DUP CHARS ERASE 0 CHECKPAD -> true }T
T{ PAD CHARS/PAD 2DUP MAXCHAR FILL PAD 0 ERASE MAXCHAR CHECKPAD -> true }T
T{ PAD 43 CHARS + 9 CHARS ERASE -> }T
T{ PAD 43 MAXCHAR CHECKPAD -> true }T
T{ PAD 43 CHARS + 9 0 CHECKPAD -> true }T
T{ PAD 52 CHARS + CHARS/PAD 52 - MAXCHAR CHECKPAD -> true }T
skip T{ pad drop -> }T
skip T{ 0 invert pad C! -> }T
skip T{ pad c@ constant MAXCHAR -> }T
skip T{ pad chars/pad 2DUP MAXCHAR FILL MAXCHAR checkpad -> true }T
skip T{ pad chars/pad 2DUP chars erase 0 checkpad -> true }T
skip T{ pad chars/pad 2DUP MAXCHAR FILL pad 0 erase MAXCHAR checkpad -> true }T
skip T{ pad 43 chars + 9 chars erase -> }T
skip T{ pad 43 MAXCHAR checkpad -> true }T
skip T{ pad 43 chars + 9 0 checkpad -> true }T
skip T{ pad 52 chars + chars/pad 52 - MAXCHAR checkpad -> true }T
\ Check that use of word and pictured numeric output do not corrupt PAD
\ Check that use of word and pictured numeric output do not corrupt pad
\ Minimum size of buffers for these are 33 chars and (2*n)+2 chars respectively
\ where n is number of bits per cell
PAD CHARS/PAD ERASE
2 base !
max-uint max-uint <# #S char 1 dup HOLD HOLD #> 2drop
decimal
bl word 12345678123456781234567812345678 drop
T{ PAD CHARS/PAD 0 CHECKPAD -> true }T
\ pad chars/pad erase
\ 2 base !
\ max-uint max-uint <# #S char 1 dup hold hold #> 2drop
\ decimal
\ bl word 12345678123456781234567812345678 drop
skip T{ pad chars/pad 0 checkpad -> true }T
\ -----------------------------------------------------------------------------
testing PARSE
testing parse
T{ char | PARSE 1234| dup rot rot EVALUATE -> 4 1234 }T
T{ char ^ PARSE 23 45 ^ dup rot rot EVALUATE -> 7 23 45 }T
: PA1 [char] $ PARSE dup >r PAD swap CHARS MOVE PAD r> ;
T{ PA1 3456
dup rot rot EVALUATE -> 4 3456 }T
T{ char A PARSE A swap drop -> 0 }T
T{ char Z PARSE
swap drop -> 0 }T
T{ char " PARSE 4567 "dup rot rot EVALUATE -> 5 4567 }T
skip T{ char | parse 1234| dup rot rot evaluate -> 4 1234 }T
skip T{ char ^ parse 23 45 ^ dup rot rot evaluate -> 7 23 45 }T
\ : PA1 [char] $ parse dup >r pad swap chars MOVE pad r> ;
skip T{ PA1 3456
skip dup rot rot evaluate -> 4 3456 }T
skip T{ char A parse A swap drop -> 0 }T
skip T{ char Z parse
skip swap drop -> 0 }T
skip T{ char " parse 4567 "dup rot rot evaluate -> 5 4567 }T
\ -----------------------------------------------------------------------------
testing PARSE-NAME (Forth 2012)
\ Adapted from the PARSE-NAME RfD tests
testing parse-name (Forth 2012)
\ Adapted from the parse-name RfD tests
T{ PARSE-NAME abcd STR1 S= -> true }T \ No leading spaces
T{ PARSE-NAME abcde STR2 S= -> true }T \ Leading spaces
skip T{ parse-name abcd STR1 S= -> true }T \ No leading spaces
skip T{ parse-name abcde STR2 S= -> true }T \ Leading spaces
\ Test empty parse area, new lines are necessary
T{ PARSE-NAME
nip -> 0 }T
\ Empty parse area with spaces after PARSE-NAME
T{ PARSE-NAME
nip -> 0 }T
skip T{ parse-name
skip nip -> 0 }T
\ Empty parse area with spaces after parse-name
skip T{ parse-name
skip nip -> 0 }T
T{ : PARSE-NAME-TEST ( "name1" "name2" -- n )
PARSE-NAME PARSE-NAME S= ; -> }T
T{ PARSE-NAME-TEST abcd abcd -> true }T
T{ PARSE-NAME-TEST abcd abcd -> true }T \ Leading spaces
T{ PARSE-NAME-TEST abcde abcdf -> false }T
T{ PARSE-NAME-TEST abcdf abcde -> false }T
T{ PARSE-NAME-TEST abcde abcde
-> true }T \ Parse to end of line
T{ PARSE-NAME-TEST abcde abcde
-> true }T \ Leading and trailing spaces
skip T{ : parse-name-test ( "name1" "name2" -- n )
skip parse-name parse-name S= ; -> }T
skip T{ parse-name-test abcd abcd -> true }T
skip T{ parse-name-test abcd abcd -> true }T \ Leading spaces
skip T{ parse-name-test abcde abcdf -> false }T
skip T{ parse-name-test abcdf abcde -> false }T
skip T{ parse-name-test abcde abcde
skip -> true }T \ Parse to end of line
skip T{ parse-name-test abcde abcde
skip -> true }T \ Leading and trailing spaces
\ -----------------------------------------------------------------------------
testing DEFER DEFEr@ DEFER! IS ACTION-OF (Forth 2012)
testing defer defer@ defer! is action-of (Forth 2012)
\ Adapted from the Forth 200X RfD tests
T{ DEFER DEFER1 -> }T
T{ : MY-DEFER DEFER ; -> }T
T{ : IS-DEFER1 IS DEFER1 ; -> }T
T{ : ACTION-DEFER1 ACTION-OF DEFER1 ; -> }T
T{ : DEF! DEFER! ; -> }T
T{ : DEF@ DEFEr@ ; -> }T
skip T{ defer defer1 -> }T
skip T{ : MY-defer defer ; -> }T
skip T{ : is-defer1 is defer1 ; -> }T
skip T{ : action-defer1 action-of defer1 ; -> }T
skip T{ : DEF! defer! ; -> }T
skip T{ : DEF@ defer@ ; -> }T
T{ ' * ' DEFER1 DEFER! -> }T
T{ 2 3 DEFER1 -> 6 }T
T{ ' DEFER1 DEFEr@ -> ' * }T
T{ ' DEFER1 DEF@ -> ' * }T
T{ ACTION-OF DEFER1 -> ' * }T
T{ ACTION-DEFER1 -> ' * }T
T{ ' + IS DEFER1 -> }T
T{ 1 2 DEFER1 -> 3 }T
T{ ' DEFER1 DEFEr@ -> ' + }T
T{ ' DEFER1 DEF@ -> ' + }T
T{ ACTION-OF DEFER1 -> ' + }T
T{ ACTION-DEFER1 -> ' + }T
T{ ' - IS-DEFER1 -> }T
T{ 1 2 DEFER1 -> -1 }T
T{ ' DEFER1 DEFEr@ -> ' - }T
T{ ' DEFER1 DEF@ -> ' - }T
T{ ACTION-OF DEFER1 -> ' - }T
T{ ACTION-DEFER1 -> ' - }T
skip T{ ' * ' defer1 defer! -> }T
skip T{ 2 3 defer1 -> 6 }T
skip T{ ' defer1 defer@ -> ' * }T
skip T{ ' defer1 DEF@ -> ' * }T
skip T{ action-of defer1 -> ' * }T
skip T{ action-defer1 -> ' * }T
skip T{ ' + is defer1 -> }T
skip T{ 1 2 defer1 -> 3 }T
skip T{ ' defer1 defer@ -> ' + }T
skip T{ ' defer1 DEF@ -> ' + }T
skip T{ action-of defer1 -> ' + }T
skip T{ action-defer1 -> ' + }T
skip T{ ' - is-defer1 -> }T
skip T{ 1 2 defer1 -> -1 }T
skip T{ ' defer1 defer@ -> ' - }T
skip T{ ' defer1 DEF@ -> ' - }T
skip T{ action-of defer1 -> ' - }T
skip T{ action-defer1 -> ' - }T
T{ MY-DEFER DEFER2 -> }T
T{ ' dup IS DEFER2 -> }T
T{ 1 DEFER2 -> 1 1 }T
skip T{ MY-defer defer2 -> }T
skip T{ ' dup is defer2 -> }T
skip T{ 1 defer2 -> 1 1 }T
\ -----------------------------------------------------------------------------
testing HOLDS (Forth 2012)
testing holds (Forth 2012)
: HTEST s" Testing HOLDs" ;
: HTEST2 s" works" ;
: HTEST3 s" Testing HOLDS works 123" ;
T{ 0 0 <# HTEST HOLDS #> HTEST S= -> true }T
T{ 123 0 <# #S bl HOLD HTEST2 HOLDS bl HOLD HTEST HOLDS #>
HTEST3 S= -> true }T
T{ : HLD HOLDS ; -> }T
T{ 0 0 <# HTEST HLD #> HTEST S= -> true }T
: htest s" Testing holds" ;
: htest2 s" works" ;
: htest3 s" Testing holds works 123" ;
skip T{ 0 0 <# htest holds #> htest S= -> true }T
skip T{ 123 0 <# #S bl hold htest2 holds bl hold htest holds #>
skip htest3 S= -> true }T
skip T{ : HLD holds ; -> }T
skip T{ 0 0 <# htest HLD #> htest S= -> true }T
\ -----------------------------------------------------------------------------
testing REFILL SOURCE-ID
\ REFILL and SOURCE-ID from the user input device can't be tested from a file,
\ can only be tested from a string via EVALUATE
testing refill source-id
\ refill and source-id from the user input device can't be tested from a file,
\ can only be tested from a string via evaluate
T{ : RF1 s" REFILL" EVALUATE ; RF1 -> false }T
T{ : SID1 s" SOURCE-ID" EVALUATE ; SID1 -> -1 }T
skip T{ : RF1 s" refill" evaluate ; RF1 -> false }T
skip T{ : SID1 s" source-id" evaluate ; SID1 -> -1 }T
\ ------------------------------------------------------------------------------
testing S\" (Forth 2012 compilation mode)
testing s\" (Forth 2012 compilation mode)
\ Extended the Forth 200X RfD tests
\ Note this tests the Core Ext definition of S\" which has unedfined
\ interpretation semantics. S\" in interpretation mode is tested in the tests on
\ Note this tests the Core Ext definition of s\" which has unedfined
\ interpretation semantics. s\" in interpretation mode is tested in the tests on
\ the File-Access word set
T{ : SSQ1 S\" abc" s" abc" S= ; -> }T \ No escapes
T{ SSQ1 -> true }T
T{ : SSQ2 S\" " ; SSQ2 swap drop -> 0 }T \ Empty string
skip T{ : SSQ1 s\" abc" s" abc" S= ; -> }T \ No escapes
skip T{ SSQ1 -> true }T
skip T{ : SSQ2 s\" " ; SSQ2 swap drop -> 0 }T \ Empty string
T{ : SSQ3 S\" \a\b\e\f\l\m\q\r\t\v\x0F0\x1Fa\xaBx\z\"\\" ; -> }T
T{ SSQ3 swap drop -> 20 }T \ String length
T{ SSQ3 drop C@ -> 7 }T \ \a BEL Bell
T{ SSQ3 drop 1 CHARS + C@ -> 8 }T \ \b BS Backspace
T{ SSQ3 drop 2 CHARS + C@ -> 27 }T \ \e ESC Escape
T{ SSQ3 drop 3 CHARS + C@ -> 12 }T \ \f FF Form feed
T{ SSQ3 drop 4 CHARS + C@ -> 10 }T \ \l LF Line feed
T{ SSQ3 drop 5 CHARS + C@ -> 13 }T \ \m CR of CR/LF pair
T{ SSQ3 drop 6 CHARS + C@ -> 10 }T \ LF of CR/LF pair
T{ SSQ3 drop 7 CHARS + C@ -> 34 }T \ \q " Double Quote
T{ SSQ3 drop 8 CHARS + C@ -> 13 }T \ \r CR Carriage Return
T{ SSQ3 drop 9 CHARS + C@ -> 9 }T \ \t TAB Horizontal Tab
T{ SSQ3 drop 10 CHARS + C@ -> 11 }T \ \v VT Vertical Tab
T{ SSQ3 drop 11 CHARS + C@ -> 15 }T \ \x0F Given Char
T{ SSQ3 drop 12 CHARS + C@ -> 48 }T \ 0 0 Digit follow on
T{ SSQ3 drop 13 CHARS + C@ -> 31 }T \ \x1F Given Char
T{ SSQ3 drop 14 CHARS + C@ -> 97 }T \ a a Hex follow on
T{ SSQ3 drop 15 CHARS + C@ -> 171 }T \ \xaB Insensitive Given Char
T{ SSQ3 drop 16 CHARS + C@ -> 120 }T \ x x Non hex follow on
T{ SSQ3 drop 17 CHARS + C@ -> 0 }T \ \z NUL No Character
T{ SSQ3 drop 18 CHARS + C@ -> 34 }T \ \" " Double Quote
T{ SSQ3 drop 19 CHARS + C@ -> 92 }T \ \\ \ Back Slash
skip T{ : SSQ3 s\" \a\b\e\f\l\m\q\r\t\v\x0F0\x1Fa\xaBx\z\"\\" ; -> }T
skip T{ SSQ3 swap drop -> 20 }T \ String length
skip T{ SSQ3 drop c@ -> 7 }T \ \a BEL Bell
skip T{ SSQ3 drop 1 chars + c@ -> 8 }T \ \b BS Backspace
skip T{ SSQ3 drop 2 chars + c@ -> 27 }T \ \e ESC Escape
skip T{ SSQ3 drop 3 chars + c@ -> 12 }T \ \f FF Form feed
skip T{ SSQ3 drop 4 chars + c@ -> 10 }T \ \l LF Line feed
skip T{ SSQ3 drop 5 chars + c@ -> 13 }T \ \m cr of cr/LF pair
skip T{ SSQ3 drop 6 chars + c@ -> 10 }T \ LF of cr/LF pair
skip T{ SSQ3 drop 7 chars + c@ -> 34 }T \ \q " Double Quote
skip T{ SSQ3 drop 8 chars + c@ -> 13 }T \ \r cr Carriage Return
skip T{ SSQ3 drop 9 chars + c@ -> 9 }T \ \t TAB Horizontal Tab
skip T{ SSQ3 drop 10 chars + c@ -> 11 }T \ \v VT Vertical Tab
skip T{ SSQ3 drop 11 chars + c@ -> 15 }T \ \x0F Given Char
skip T{ SSQ3 drop 12 chars + c@ -> 48 }T \ 0 0 Digit follow on
skip T{ SSQ3 drop 13 chars + c@ -> 31 }T \ \x1F Given Char
skip T{ SSQ3 drop 14 chars + c@ -> 97 }T \ a a Hex follow on
skip T{ SSQ3 drop 15 chars + c@ -> 171 }T \ \xaB Insensitive Given Char
skip T{ SSQ3 drop 16 chars + c@ -> 120 }T \ x x Non hex follow on
skip T{ SSQ3 drop 17 chars + c@ -> 0 }T \ \z NUL No Character
skip T{ SSQ3 drop 18 chars + c@ -> 34 }T \ \" " Double Quote
skip T{ SSQ3 drop 19 chars + c@ -> 92 }T \ \\ \ Back Slash
\ The above does not test \n as this is a system dependent value.
\ Check it displays a new line
CR .( The next test should display:)
CR .( One line...)
CR .( another line)
T{ : SSQ4 S\" \nOne line...\nanotherLine\n" TYPE ; SSQ4 -> }T
cr .( The next test should display:)
cr .( One line...)
cr .( another line)
skip T{ : SSQ4 s\" \nOne line...\nanotherLine\n" TYPE ; SSQ4 -> }T
\ Test bare escapable characters appear as themselves
T{ : SSQ5 S\" abeflmnqrtvxz" s" abeflmnqrtvxz" S= ; SSQ5 -> true }T
skip \ Test bare escapable characters appear as themselves
skip T{ : SSQ5 s\" abeflmnqrtvxz" s" abeflmnqrtvxz" S= ; SSQ5 -> true }T
T{ : SSQ6 S\" a\""2drop 1111 ; SSQ6 -> 1111 }T \ Parsing behaviour
skip T{ : SSQ6 s\" a\""2drop 1111 ; SSQ6 -> 1111 }T \ Parsing behaviour
T{ : SSQ7 S\" 111 : SSQ8 S\\\" 222\" EVALUATE ; SSQ8 333" EVALUATE ; -> }T
T{ SSQ7 -> 111 222 333 }T
T{ : SSQ9 S\" 11 : SSQ10 S\\\" \\x32\\x32\" EVALUATE ; SSQ10 33" EVALUATE ; -> }T
T{ SSQ9 -> 11 22 33 }T
skip T{ : SSQ7 s\" 111 : SSQ8 S\\\" 222\" evaluate ; SSQ8 333" evaluate ; -> }T
skip T{ SSQ7 -> 111 222 333 }T
skip T{ : SSQ9 s\" 11 : SSQ10 S\\\" \\x32\\x32\" evaluate ; SSQ10 33" evaluate ; -> }T
skip T{ SSQ9 -> 11 22 33 }T
\ -----------------------------------------------------------------------------
CORE-EXT-ERRORS SET-ERROR-COUNT
core-ext-errors set-error-count
CR .( End of Core Extension word tests) CR
cr .( End of Core Extension word tests) cr

137
test/utilities.fs Normal file
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@ -0,0 +1,137 @@
\ planckforth -
\ Copyright (C) 2021 nineties
\ test/tester.fs and test codes are base on
\ https://github.com/gerryjackson/forth2012-test-suite
decimal
( First a definition to see if a word is already defined. Note that )
( [defined] [if] [else] and [then] are in the optional Programming Tools )
( word set. )
variable (\?) 0 (\?) ! ( Flag: Word defined = 0 | word undefined = 1 )
( [?def] followed by [?if] cannot be used again until after [then] )
: [?def] ( "name" -- )
word throw find 0= (\?) !
;
\ Test [?def]
T{ 0 (\?) ! [?def] ?deftest1 (\?) @ -> 1 }T
: ?deftest1 1 ;
T{ -1 (\?) ! [?def] ?deftest1 (\?) @ -> 0 }T
: [?undef] [?def] (\?) @ 0= (\?) ! ;
\ Equivalents of [if] [else] [then], these must not be nested
: [?if] ( f -- ) (\?) ! ; immediate
: [?else] ( -- ) (\?) @ 0= (\?) ! ; immediate
: [?then] ( -- ) 0 (\?) ! ; immediate
( A conditional comment and \ will be defined. Note that these definitions )
( are inadequate for use in Forth blocks. If needed in the blocks test )
( program they will need to be modified here or redefined there )
( \? is a conditional comment )
: \? ( "..." -- ) (\?) @ if exit then source strlen >in ! ; immediate
\ Test \?
T{ [?def] ?deftest1 \? : ?deftest1 2 ; \ Should not be redefined
?deftest1 -> 1 }T
T{ [?def] ?deftest2 \? : ?deftest1 2 ; \ Should be redefined
?deftest1 -> 2 }T
[?def] true \? 1 constant true
[?def] false \? 0 constant false
[?def] nip \? : nip swap drop ;
[?def] tuck \? : tuck swap over ;
( source R:c )
[?def] parse
\? : parse ( ch "ccc<ch>" -- caddr u )
\? >r source >in @ + ( start )
\? dup r> swap >r >r ( start, R: start ch )
\? begin
\? dup c@
\? while
\? dup c@ r@ <>
\? while
\? 1+
\? repeat
\? dup source - 1+ >in !
\? r> drop r> tuck - 1 /
\? ;
[?def] .( \? : .( [char] ) parse typen ; immediate
\ \ s= to compare (case sensitive) two strings to avoid use of COMPARE from
\ \ the String word set. It is defined in core.fr and conditionally defined
\ \ here if core.fr has not been included by the user
\
\ [?def] s=
\ \? : s= ( caddr1 u1 caddr2 u2 -- f ) \ f = true if strings are equal
\ \? rot over = 0= if drop 2drop false exit then
\ \? dup 0= if drop 2drop true exit then
\ \? 0 do
\ \? over c@ over c@ = 0= if 2drop false unloop exit then
\ \? char+ swap char+
\ \? loop 2drop true
\ \? ;
\
\ \ Buffer for strings in interpretive mode since s" only valid in compilation
\ \ mode when File-Access word set is defined
\
\ 64 constant sbuf-size
\ create sbuf1 sbuf-size chars allot
\ create sbuf2 sbuf-size chars allot
\
\ \ ($") saves string at (caddr)
\ : ($") ( caddr "ccc" -- caddr' )
\ [char] " parse rot 2dup c! ( -- ca2 u2 ca)
\ char+ swap 2dup 2>r chars move ( -- ) ( R: -- ca' u2 )
\ 2r>
\ ;
\
\ : $" ( "ccc" -- caddr u ) sbuf1 ($") ;
\ : $2" ( "ccc" -- caddr u ) sbuf2 ($") ;
\ : $clear ( caddr -- ) sbuf-size bl fill ;
\ : clear-sbufs ( -- ) sbuf1 $clear sbuf2 $clear ;
\
\ \ More definitions in core.fr used in other test programs, conditionally
\ \ defined here if core.fr has not been loaded
\
\ [?def] max-uint \? 0 invert constant max-uint
\ [?def] max-int \? 0 invert 1 rshift constant max-int
\ [?def] min-int \? 0 invert 1 rshift invert constant min-int
\ [?def] mid-uint \? 0 invert 1 rshift constant mid-uint
\ [?def] mid-uint+1 \? 0 invert 1 rshift invert constant mid-uint+1
\
\ [?def] 2constant \? : 2constant create , , does> 2@ ;
\
\ base @ 2 base ! -1 0 <# #S #> swap drop constant bits/cell base !
\
\
\ \ ------------------------------------------------------------------------------
\ \ Tests
\
\ : str1 s" abcd" ; : str2 s" abcde" ;
\ : str3 s" abCd" ; : str4 s" wbcd" ;
\ : s"" s" " ;
\
\ T{ str1 2dup s= -> true }T
\ T{ str2 2dup s= -> true }T
\ T{ s"" 2dup s= -> true }T
\ T{ str1 str2 s= -> false }T
\ T{ str1 str3 s= -> false }T
\ T{ str1 str4 s= -> false }T
\
\ T{ clear-sbufs -> }T
\ T{ $" abcdefghijklm" sbuf1 count s= -> true }T
\ T{ $" nopqrstuvwxyz" sbuf2 over s= -> false }T
\ T{ $2" abcdefghijklm" sbuf1 count s= -> false }T
\ T{ $2" nopqrstuvwxyz" sbuf1 count s= -> true }T
\
\ \ ------------------------------------------------------------------------------
\
\ CR $" Test utilities loaded" type CR