Increase test coverage of bitvec.c slightly. Fix the line length on a

comment in bitvec.c. (CVS 6432)

FossilOrigin-Name: ca3aa3ba7d751be1c2bcd100a203cd9c794a6cef

manifest

@@ -1,5 +1,5 @@
-C Mark\suntestable\sbranches\sof\smemjournal.c\sas\ssuch.\s\sReduce\sthe\ssize\sof\sa\nsingle\sblock\sallocation\sto\sa\spower\sof\stwo.\s\sReenable\sthe\sinmemory_journal\npermutation\stest.\s(CVS\s6431)
-D 2009-04-01T23:09:44
+C Increase\stest\scoverage\sof\sbitvec.c\sslightly.\s\sFix\sthe\sline\slength\son\sa\ncomment\sin\sbitvec.c.\s(CVS\s6432)
+D 2009-04-01T23:49:04
 F Makefile.arm-wince-mingw32ce-gcc fcd5e9cd67fe88836360bb4f9ef4cb7f8e2fb5a0
 F Makefile.in 583e87706abc3026960ed759aff6371faf84c211
 F Makefile.linux-gcc d53183f4aa6a9192d249731c90dbdffbd2c68654
@@ -101,7 +101,7 @@ F src/analyze.c 3585d1a4c480ee85b65cf0a676e05d2c29eb6bdb
 F src/attach.c d34589d5c85d81e755e4a8fc946d313915a6fa6d
 F src/auth.c c8b2ab5c8bad4bd90ed7c294694f48269162c627
 F src/backup.c 0082d0e5a63f04e88faee0dff0a7d63d3e92a78d
-F src/bitvec.c 44f7059ac1f874d364b34af31b9617e52223ba75
+F src/bitvec.c ef370407e03440b0852d05024fb016b14a471d3d
 F src/btmutex.c 341502bc496dc0840dcb00cde65680fb0e85c3ab
 F src/btree.c dcf8157bd4b28a6125d2900f3031a034c1f57720
 F src/btree.h e302c5747494067cd4f5763000fbe7bca767d816
@@ -243,7 +243,7 @@ F test/bigfile.test b746a34ce0e2039994b45fea8b7fbfa78f594cdf
 F test/bigrow.test f0aeb7573dcb8caaafea76454be3ade29b7fc747
 F test/bind.test 455f7e8322a215e245414625eede3ab0e1429c14
 F test/bindxfer.test d4f573750e06c34ef2309acb95ad57da1d3c983f
-F test/bitvec.test ecea9aa315f36991e56e326701279b7775cb2bef
+F test/bitvec.test 75894a880520164d73b1305c1c3f96882615e142
 F test/blob.test 2a38d867bdf08f9ce081776acec1ac8d4bca66be
 F test/boundary1.tcl 6421b2d920d8b09539503a8673339d32f7609eb1
 F test/boundary1.test 66d7f4706ccdb42d58eafdb081de07b0eb42d77b
@@ -714,7 +714,7 @@ F tool/speedtest16.c c8a9c793df96db7e4933f0852abb7a03d48f2e81
 F tool/speedtest2.tcl ee2149167303ba8e95af97873c575c3e0fab58ff
 F tool/speedtest8.c 2902c46588c40b55661e471d7a86e4dd71a18224
 F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e
-P a95b843a9251ca9f9a23e8b67c2126f4c297a534
-R ba76a4ea435a4c583deb3a28012fe1b7
+P 05c182a5db9fa96f2d588dd884ce77916b0e60e4
+R 736fecdc86bd337187f07f38299efc83
 U drh
-Z 248166af0729a14ff40d76e777b3eb92
+Z 0436fb87186a0b07c69c73ce8e383e5b

manifest.uuid

@@ -1 +1 @@
-05c182a5db9fa96f2d588dd884ce77916b0e60e4
+ca3aa3ba7d751be1c2bcd100a203cd9c794a6cef

src/bitvec.c

@@ -34,7 +34,7 @@
 ** start of a transaction, and is thus usually less than a few thousand,
 ** but can be as large as 2 billion for a really big database.
 **
-** @(#) $Id: bitvec.c,v 1.13 2009/01/20 17:06:27 danielk1977 Exp $
+** @(#) $Id: bitvec.c,v 1.14 2009/04/01 23:49:04 drh Exp $
 */
 #include "sqliteInt.h"
 
@@ -94,8 +94,9 @@
 */
 struct Bitvec {
   u32 iSize;      /* Maximum bit index.  Max iSize is 4,294,967,296. */
-  u32 nSet;       /* Number of bits that are set - only valid for aHash element */
-                  /* Max nSet is BITVEC_NINT.  For BITVEC_SZ of 512, this would be 125. */
+  u32 nSet;       /* Number of bits that are set - only valid for aHash
+                  ** element.  Max is BITVEC_NINT.  For BITVEC_SZ of 512,
+                  ** this would be 125. */
   u32 iDivisor;   /* Number of bits handled by each apSub[] entry. */
                   /* Should >=0 for apSub element. */
                   /* Max iDivisor is max(u32) / BITVEC_NPTR + 1.  */
@@ -377,7 +378,8 @@ int sqlite3BitvecBuiltinTest(int sz, int *aOp){
   ** is found.
   */
   rc = sqlite3BitvecTest(0,0) + sqlite3BitvecTest(pBitvec, sz+1)
-          + sqlite3BitvecTest(pBitvec, 0);
+          + sqlite3BitvecTest(pBitvec, 0)
+          + (sqlite3BitvecSize(pBitvec) - sz);
   for(i=1; i<=sz; i++){
     if(  (TESTBIT(pV,i))!=sqlite3BitvecTest(pBitvec,i) ){
       rc = i;

test/bitvec.test

@@ -11,7 +11,7 @@
 #
 # Unit testing of the Bitvec object.
 #
-# $Id: bitvec.test,v 1.3 2008/11/19 18:30:35 shane Exp $
+# $Id: bitvec.test,v 1.4 2009/04/01 23:49:04 drh Exp $
 #
 
 set testdir [file dirname $argv0]
@@ -140,6 +140,14 @@ do_test bitvec-2.5 {
 do_test bitvec-2.6 {
   sqlite3BitvecBuiltinTest 50000 {3 60 2 50000 1 1 0}
 } 0
+do_test bitvec-2.7 {
+  sqlite3BitvecBuiltinTest 5000 {
+          1 25 121 125
+          1 50 121 125
+          2 25 121 125
+          0
+  }
+} 0
 
 # This procedure runs sqlite3BitvecBuiltinTest with argments "n" and
 # "program".  But it also causes a malloc error to occur after the