+++ /dev/null
-/* Copyright (C) 2006, Index Data ApS
- * See the file LICENSE for details.
- *
- * $Id: nfatest1.c,v 1.8 2006-10-09 14:22:44 heikki Exp $
- *
- */
-
-
-#include <stdio.h>
-#include <string.h>
-#include <yaz/nfa.h>
-#include <yaz/nmem.h>
-#include <yaz/test.h>
-
-
-char *printfunc(void *result) {
- static char buf[200];
- sprintf(buf, "\"%s\"", (char*) result);
- return buf;
-}
-
-char *printfunc2(void *result) {
- static char buf[200];
- sprintf(buf,"(%p)", result);
- return buf;
-}
-
-void test_match(yaz_nfa *n,
- yaz_nfa_char *buf, size_t buflen,
- int expcode, char *expstr) {
- yaz_nfa_char *c = buf;
- yaz_nfa_char *cp1, *cp2;
- void *resptr = 0;
- int i, bi;
- size_t buflen2 = buflen;
- i = yaz_nfa_match(n,&c, &buflen2,&resptr);
- if (yaz_test_get_verbosity()>3)
- printf("\n'%s' returned %d. Moved c by %ld, and resulted in '%s'\n",
- expstr, i, (long)(c-buf),(char*)resptr);
- YAZ_CHECK_EQ(buflen-buflen2, c-buf);
- YAZ_CHECK_EQ(i, expcode);
- if (i==0)
- YAZ_CHECK_EQ(strcmp(expstr,(char*)resptr), 0);
- i = 0;
- bi = 0;
- while((bi!=2) && (yaz_test_get_verbosity()>3)){
- bi = yaz_nfa_get_backref(n, i,&cp1,&cp2);
- if (bi==0 && ( cp1 || cp2 ) ) {
- printf(" got backref %d of %ld chars (%p to %p): '",
- i, (long)(cp2-cp1+1), cp1, cp2);
- while (cp2-cp1 >= 0 )
- printf("%c", *cp1++);
- printf("'\n");
- }
- i++;
- }
-}
-
-void construction_test(void) {
- yaz_nfa* n= yaz_nfa_init();
- yaz_nfa_char *cp, *cp1, *cp2;
- yaz_nfa_state *s, *s0, *s1, *s2, *s3, *s4, *s5;
- int i;
- yaz_nfa_char seq1[]={'p', 'r', 'e', 'f', 'i', 'x', 0};
- yaz_nfa_char seq2[]={'p', 'r', 'e', 'l', 'i', 'm', 0};
- yaz_nfa_char tst1[]={'c', 0};
- yaz_nfa_char tst2[]={'c', 'k', 0};
- yaz_nfa_char tst3[]={'c', 'x', 0};
- yaz_nfa_char tst4[]={'z', 'k', 0};
- yaz_nfa_char tst5[]={'y', 'k', 'l', 'k', 'k', 'l', 'k', 'd', 0};
- yaz_nfa_char tst6[]={'x', 'z', 'k', 'a', 'b', 0};
- void *p;
- size_t sz;
-
- YAZ_CHECK(n);
-
- s = yaz_nfa_get_first(n);
- YAZ_CHECK(!s);
-
- s0 = yaz_nfa_add_state(n);
-
- s = yaz_nfa_get_first(n);
- YAZ_CHECK(s);
- s = yaz_nfa_get_next(n, s);
- YAZ_CHECK(!s);
-
- s1 = yaz_nfa_add_state(n);
- i = yaz_nfa_set_result(n, s1, "first");
- YAZ_CHECK_EQ(i, 0);
-
- i = yaz_nfa_set_result(n, s1, "DUPLICATE");
- YAZ_CHECK_EQ(i, YAZ_NFA_ALREADY);
-
- p = yaz_nfa_get_result(n, s1);
- YAZ_CHECK(p);
- YAZ_CHECK( strcmp((char*)p, "first")==0 );
-
- i = yaz_nfa_set_result(n, s1, 0);
- YAZ_CHECK_EQ(i, 0);
- p = yaz_nfa_get_result(n, s1);
- YAZ_CHECK(!p);
- i = yaz_nfa_set_result(n, s1, "first");
- YAZ_CHECK_EQ(i, 0);
-
- s2 = yaz_nfa_add_state(n);
- s3 = yaz_nfa_add_state(n);
- yaz_nfa_set_result(n, s3, "a-k, x-z");
-
- s = yaz_nfa_get_first(n);
- YAZ_CHECK(s);
- s = yaz_nfa_get_next(n, s);
- YAZ_CHECK(s);
-
-
- yaz_nfa_add_transition(n, s0, s1, 'a', 'k');
- yaz_nfa_add_transition(n, s1, s1, 'k', 'k');
- yaz_nfa_add_transition(n, s0, s2, 'p', 'p');
- yaz_nfa_add_transition(n, s1, s3, 'x', 'z');
-
- s = yaz_nfa_add_range(n, 0, 'k', 's' );
- yaz_nfa_set_result(n, s, "K-S");
-
- s4 = yaz_nfa_add_range(n, s2, 'l', 'r' );
- s5 = yaz_nfa_add_range(n, s2, 'l', 'r' );
- YAZ_CHECK((s4==s5));
- s = yaz_nfa_add_range(n, 0, 'c', 'c' );
-
- s = yaz_nfa_add_range(n, 0, 'z', 'z' );
- yaz_nfa_add_empty_transition(n, s, s);
- yaz_nfa_set_result(n, s, "loop");
-
- s = yaz_nfa_add_range(n, 0, 'y', 'y' );
- yaz_nfa_set_backref_point(n, s, 1, 1);
- s1 = yaz_nfa_add_state(n);
- yaz_nfa_add_empty_transition(n, s, s1);
- s = s1;
- yaz_nfa_add_transition(n, s, s, 'k', 'l');
- s = yaz_nfa_add_range(n, s, 'd', 'd' );
- yaz_nfa_set_result(n, s, "y k+ d");
- yaz_nfa_set_backref_point(n, s, 1, 0);
-
- s = yaz_nfa_add_sequence(n, 0, seq1,6 );
- yaz_nfa_set_result(n, s, "PREFIX");
- s = yaz_nfa_add_sequence(n, 0, seq2,6 );
- yaz_nfa_set_result(n, s, "PRELIM");
-
- s = yaz_nfa_add_range(n, 0, 'x', 'x' );
- i=yaz_nfa_set_backref_point(n, s, 2, 0);
- YAZ_CHECK_EQ(i,YAZ_NFA_NOSTART);
- i=yaz_nfa_set_backref_point(n, s, 2, 1);
- YAZ_CHECK_EQ(i,YAZ_NFA_SUCCESS);
- i=yaz_nfa_set_backref_point(n, s, 2, 1);
- YAZ_CHECK_EQ(i,YAZ_NFA_ALREADY);
- s1 = yaz_nfa_add_sequence(n, s, tst4,2);
- yaz_nfa_set_backref_point(n, s1, 2, 0);
- yaz_nfa_set_result(n, s1, "xzk");
-
- /* check return codes before doing any matches */
- i = yaz_nfa_get_backref(n, 0, &cp1, &cp2 );
- YAZ_CHECK_EQ(i, YAZ_NFA_NOMATCH);
- i = yaz_nfa_get_backref(n, 3, &cp1, &cp2 );
- YAZ_CHECK_EQ(i, YAZ_NFA_NOSUCHBACKREF );
- i = yaz_nfa_get_backref(n, 1, &cp1, &cp2 );
- YAZ_CHECK_EQ(i, YAZ_NFA_NOMATCH );
-
-
- if (yaz_test_get_verbosity()>3)
- yaz_nfa_dump(0, n, printfunc);
-
- test_match(n, seq2, 3, YAZ_NFA_OVERRUN, "K-S");
- test_match(n, seq2, 6, YAZ_NFA_SUCCESS, "PRELIM");
- test_match(n, tst1, 3, YAZ_NFA_SUCCESS, "first");
- test_match(n, tst2, 3, YAZ_NFA_SUCCESS, "first");
- test_match(n, tst3, 3, YAZ_NFA_SUCCESS, "a-k, x-z");
- test_match(n, tst4, 9, YAZ_NFA_LOOP, "loop");
- test_match(n, tst5, 9, YAZ_NFA_SUCCESS, "y k+ d");
-
- cp = tst6; /* xzkab */
- sz = 8;
- i = yaz_nfa_match(n, &cp, &sz, &p);
- YAZ_CHECK_EQ(i, YAZ_NFA_SUCCESS);
- i = yaz_nfa_get_backref(n, 2, &cp1, &cp2 );
- YAZ_CHECK_EQ(i, 0);
- YAZ_CHECK_EQ(cp2-cp1+1,2);
- YAZ_CHECK_EQ(*cp1, 'z' );
- YAZ_CHECK_EQ(*cp2, 'k' );
- if (yaz_test_get_verbosity()>3)
- printf("backref from %p '%c' to %p '%c' is %ld long. sz is now %ld\n",
- cp1, *cp1, cp2, *cp2, (long)(cp2-cp1+1), (long)sz );
-
- yaz_nfa_destroy(n);
-}
-
-void converter_test(void) {
- yaz_nfa* n= yaz_nfa_init();
- yaz_nfa_converter *c1, *c2, *c3;
- yaz_nfa_char str1[]={'a','b','c'};
- yaz_nfa_char seq1[]={'A','B','C'};
- yaz_nfa_char seq2[]={'k','m','n','m','x','P','Q','X',0};
- yaz_nfa_char outbuf[1024];
- yaz_nfa_char *outp, *cp, *cp1, *cp2;
- yaz_nfa_state *s, *s2;
- void *vp;
- int i;
- size_t sz;
-
- c1=yaz_nfa_create_string_converter(n,str1,3);
-
- for(i=0;i<1024;i++)
- outbuf[i]=10000+i;
- outp=outbuf;
- sz=1;
- i=yaz_nfa_run_converters(n, c1, &outp, &sz);
- YAZ_CHECK_EQ(i,4); /* overrun */
- YAZ_CHECK_EQ(outbuf[0],'a');
- YAZ_CHECK_EQ(outbuf[1],10000+1);
-
- for(i=0;i<1024;i++)
- outbuf[i]=10000+i;
- outp=outbuf;
- sz=3;
- i=yaz_nfa_run_converters(n, c1, &outp, &sz);
- YAZ_CHECK_EQ(i,0);
- YAZ_CHECK_EQ(outbuf[0],'a');
- YAZ_CHECK_EQ(outbuf[1],'b');
- YAZ_CHECK_EQ(outbuf[2],'c');
- YAZ_CHECK_EQ(outbuf[3],10000+3);
- YAZ_CHECK_EQ(sz,0);
-
- c2=yaz_nfa_create_string_converter(n,str1,2);
- yaz_nfa_append_converter(n,c1,c2);
-
- for(i=0;i<1024;i++)
- outbuf[i]=10000+i;
- outp=outbuf;
- sz=10;
- i=yaz_nfa_run_converters(n, c1, &outp, &sz);
- YAZ_CHECK_EQ(i,0);
- YAZ_CHECK_EQ(outbuf[0],'a');
- YAZ_CHECK_EQ(outbuf[1],'b');
- YAZ_CHECK_EQ(outbuf[2],'c');
- YAZ_CHECK_EQ(outbuf[3],'a');
- YAZ_CHECK_EQ(outbuf[4],'b');
- YAZ_CHECK_EQ(outbuf[5],10000+5);
- YAZ_CHECK_EQ(sz,5);
-
- /* ABC -> abcab */
- (void) yaz_nfa_add_state(n);/* start state */
- s=yaz_nfa_add_state(n);
- yaz_nfa_add_empty_transition(n,0,s);
- yaz_nfa_set_backref_point(n,s,1,1);
- s=yaz_nfa_add_sequence(n, s, seq1,3 );
- yaz_nfa_set_result(n,s,c1);
- yaz_nfa_set_backref_point(n,s,1,0);
-
- /* ([k-o][m-n]*)x -> \1 */
- s=yaz_nfa_add_state(n);
- yaz_nfa_add_empty_transition(n,0,s);
- yaz_nfa_set_backref_point(n,s,2,1);
- s2=yaz_nfa_add_state(n);
- yaz_nfa_add_transition(n,s,s2,'k','o');
- yaz_nfa_add_transition(n,s2,s2,'m','n');
- s=yaz_nfa_add_state(n);
- yaz_nfa_add_transition(n,s2,s,'x','x');
- yaz_nfa_set_backref_point(n,s,2,0);
-
- c1=yaz_nfa_create_backref_converter(n,2);
- yaz_nfa_set_result(n,s,c1);
-
- if (yaz_test_get_verbosity()>3)
- yaz_nfa_dump(0,n, printfunc2);
-
- cp=seq2;
- sz=18;
- i=yaz_nfa_match(n,&cp,&sz,&vp);
- c2=vp;
- YAZ_CHECK_EQ(i,YAZ_NFA_SUCCESS);
- i=yaz_nfa_get_backref(n, 2, &cp1, &cp2 );
- if (yaz_test_get_verbosity()>3)
- printf("backref from %p '%c' to %p '%c' is %ld long. sz is now %ld\n",
- cp1, *cp1, cp2, *cp2, (long)(cp2-cp1+1), (long)sz );
- YAZ_CHECK_EQ(i,0);
- /*YAZ_CHECK_EQ((int)c1,(int)c2);*/ /* got our pointer back from nfa */
- YAZ_CHECK(c1==c2); /* got our pointer back from nfa */
- for(i=0;i<1024;i++)
- outbuf[i]=10000+i;
- outp=outbuf;
- sz=11;
- i=yaz_nfa_run_converters(n, c2, &outp, &sz);
- YAZ_CHECK_EQ(i,0);
- YAZ_CHECK_EQ(outbuf[0],'k');
- YAZ_CHECK_EQ(outbuf[1],'m');
- YAZ_CHECK_EQ(outbuf[2],'n');
- YAZ_CHECK_EQ(outbuf[3],'m');
- YAZ_CHECK_EQ(outbuf[4],'x');
- YAZ_CHECK_EQ(outbuf[5],10000+5);
- YAZ_CHECK_EQ(sz,11-5);
-
- c3=yaz_nfa_create_range_converter(n,2, 'a', 'A' );
- for(i=0;i<1024;i++)
- outbuf[i]=10000+i;
- outp=outbuf;
- sz=11;
- i=yaz_nfa_run_converters(n, c3, &outp, &sz);
- YAZ_CHECK_EQ(i,0);
- YAZ_CHECK_EQ(outbuf[0],'K');
- YAZ_CHECK_EQ(outbuf[1],'M');
- YAZ_CHECK_EQ(outbuf[2],'N');
- YAZ_CHECK_EQ(outbuf[3],'M');
- YAZ_CHECK_EQ(outbuf[4],'X');
- YAZ_CHECK_EQ(outbuf[5],10000+5);
- YAZ_CHECK_EQ(sz,11-5);
-
- yaz_nfa_destroy(n);
-}
-
-yaz_nfa_char *makebuff(NMEM nmem, char *in) {
- yaz_nfa_char *buff = nmem_malloc(nmem, strlen(in)*sizeof(yaz_nfa_char));
- yaz_nfa_char *op=buff;
- while ( (*op++ = *in++) )
- ;
- return buff;
-}
-
-void dumpbuff(char *msg, yaz_nfa_char *start, yaz_nfa_char *end) {
- if (yaz_test_get_verbosity()>3) {
- printf("%s\"",msg);
- while (start!=end)
- printf("%c",*start++);
- printf("\"\n");
- }
-}
-
-void chkbuff( yaz_nfa_char *start, yaz_nfa_char *end, char *exp) {
- char *orig_exp=exp;
- while (start!=end)
- if ( *start++ != *exp++ ) {
- if (yaz_test_get_verbosity()>3) {
- start--;
- exp--;
- printf ("chkbuff: unexpected conversion '%c' != '%c' \n"
- "\"%s\"\n", *start, *exp, orig_exp );
- }
- YAZ_CHECK(!"conversion differs! ");
- return;
- }
-
-}
-
-void high_level_test(void) {
- NMEM nmem=nmem_create();
- yaz_nfa_char from1[] = {'f','o','o','b','a','r'};
- yaz_nfa_char to1[] = {'f','u','b','a','r'};
- yaz_nfa_char tospace[] = {' '};
- yaz_nfa_char todot[] = {'.'};
- char *fromtext =
- "It was a Dark and Rainy Night, when alpha and beta "
- "fixme - FIND better names ?? !! ## - "
- "went out to fix the foobar "
- "that was all foo.";
- char *expected =
- "IT WAS A DARK AND RAINY NIGHT. WHEN ALPHA AND b "
- "to-be-fixed-later . FIND BETTER NAMES .. .. .. . "
- "WENT OUT TO (fix) THE fubar "
- "THAT WAS ALL FOO.";
- yaz_nfa_char *from3 = makebuff(nmem,fromtext);
- yaz_nfa_char *to3 = nmem_malloc(nmem, 1024*sizeof(yaz_nfa_char));
- yaz_nfa_char *fromp=from3;
- yaz_nfa_char *top=to3;
- size_t insize=strlen(fromtext);
- size_t outsize=1024;
- size_t prev_insize=0;
-
- yaz_nfa *n = yaz_nfa_init();
- int i;
- i = yaz_nfa_add_string_rule(n, from1, 6, to1, 5);
- YAZ_CHECK_EQ(i,0);
- i = yaz_nfa_add_string_rule(n, from1, 6, to1, 5);
- YAZ_CHECK_EQ(i,YAZ_NFA_ALREADY);
- i = yaz_nfa_add_ascii_string_rule(n,"beta","b");
- YAZ_CHECK_EQ(i,0);
- i = yaz_nfa_add_ascii_string_rule(n,"fixme","to-be-fixed-later");
- YAZ_CHECK_EQ(i,0);
- i = yaz_nfa_add_ascii_string_rule(n,"fix","(fix)");
- YAZ_CHECK_EQ(i,0);
- i = yaz_nfa_add_char_range_rule(n, 'a','z','A');
- YAZ_CHECK_EQ(i,0);
- i = yaz_nfa_add_char_string_rule(n, 0,' ', tospace,1);
- YAZ_CHECK_EQ(i,0);
- i = yaz_nfa_add_char_string_rule(n, '!','/', todot,1);
- YAZ_CHECK_EQ(i,0);
- i = yaz_nfa_add_char_string_rule(n, ':','?', todot,1);
- YAZ_CHECK_EQ(i,0);
- if (yaz_test_get_verbosity()>3)
- yaz_nfa_dump(0,n, printfunc2);
-
- YAZ_CHECK_EQ( *from3, 'I' ); /* just to be sure my copy func works */
- for (i=0;i<100;i++)
- to3[i]=10000+i;
- i=yaz_nfa_convert_slice(n, &fromp, &insize, &top, &outsize);
- YAZ_CHECK_EQ(i,YAZ_NFA_SUCCESS);
- YAZ_CHECK_EQ(*to3,'I');
- YAZ_CHECK_EQ(insize, strlen(fromtext)-1);
- YAZ_CHECK_EQ(outsize, 1024-1);
-
- while ( (i==YAZ_NFA_SUCCESS) && (insize > 0) && (prev_insize!=insize) ) {
- prev_insize=insize; /* detect dead loops if something goes wrong */
- i=yaz_nfa_convert_slice(n, &fromp, &insize, &top, &outsize);
- }
- YAZ_CHECK_EQ(i,YAZ_NFA_SUCCESS);
- YAZ_CHECK_EQ(insize,0);
- YAZ_CHECK(prev_insize != insize); /* the loop would have been endless */
-
- dumpbuff("Original text: ",from3, fromp);
- dumpbuff("Converted text: ",to3, top);
-
- chkbuff(to3, top, expected);
-
- yaz_nfa_destroy(n);
- nmem_destroy(nmem);
-}
-
-int main(int argc, char **argv)
-{
- YAZ_CHECK_INIT(argc, argv);
- nmem_init ();
- construction_test();
- converter_test();
- high_level_test();
- nmem_exit ();
- YAZ_CHECK_TERM;
-}
-
-
-/*
- * Local variables:
- * c-basic-offset: 4
- * indent-tabs-mode: nil
- * End:
- * vim: shiftwidth=4 tabstop=8 expandtab
- */
projects / yaz-moved-to-github.git / blobdiff