Add some tests for malloc() failure within the column_name() and column_decl() APIs. (CVS 2805)
FossilOrigin-Name: 78f10ca0a6a02e9e8e6811489841a19e213f3afb
This commit is contained in:
danielk1977
parent
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commit
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manifest
23
manifest
@ -1,5 +1,5 @@
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C Allow\sVACUUM\sto\sdetach\sthe\sauxillary\sdatabase\safter\smalloc()\sfails.\s(CVS\s2804)
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D 2005-12-06T17:48:32
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C Add\ssome\stests\sfor\smalloc()\sfailure\swithin\sthe\scolumn_name()\sand\scolumn_decl()\sAPIs.\s(CVS\s2805)
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D 2005-12-07T06:27:44
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F Makefile.in e3c6b3a38d734d41574c04f2fc90d18de2b87102
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F Makefile.linux-gcc aee18d8a05546dcf1888bd4547e442008a49a092
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F README 9c4e2d6706bdcc3efdd773ce752a8cdab4f90028
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@ -71,7 +71,7 @@ F src/shell.c 3596c1e559b82663057940d19ba533ad421c7dd3
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F src/sqlite.h.in 8e648e1f386e4509f2f96c09ded7c07b0df0c9a2
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F src/sqliteInt.h bbc310a83a32476aa960055a166af4a0ef503a79
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F src/table.c 486dcfce532685b53b5a2b5da8bba0ded6fb2316
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F src/tclsqlite.c a497c3adfd2c85da6a934331ec0041e47884fbcb
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F src/tclsqlite.c 328060916c24d328cfab1622c9a0e7ad57c2da8c
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F src/test1.c 0b4bf8ab9afb37f34a83c46f81de54adf519b23d
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F src/test2.c 36390cdfc70c08e5ee0b466d0654a117f398bbff
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F src/test3.c f4e6a16a602091696619a1171bda25c0e3df49f7
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@ -87,11 +87,11 @@ F src/vacuum.c 4d64ce98a4cb130002cbf8aba018b2567773e6b1
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F src/vdbe.c 7f4a2affee140b7b57952ab2c081a9c22b950638
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F src/vdbe.h 8729a4ee16ff9aeab2af9667df3cf300ff978e13
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F src/vdbeInt.h 0055c37eccbf3a189fd893a90f8eb6a5fa60c871
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F src/vdbeapi.c 4fd33e87aa6cbd77e59da142e1df67ec0430225f
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F src/vdbeapi.c b80b3a1e8bf7866d96ca76d91bba979155bace57
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F src/vdbeaux.c 90143aaffbe232a700fd05e4b2e7428d512b605b
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F src/vdbefifo.c 9efb94c8c3f4c979ebd0028219483f88e57584f5
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F src/vdbemem.c cd9609c1e7f71ec76d9840c84c3a57ebfa6539cf
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F src/where.c c0882f2d42e636f78fb45b9279e2739d4291e6ab
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F src/vdbemem.c 1c70555d615c6001c4490dedb6a62cb2884b92ff
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F src/where.c 269569f380ddc018518f67765fe2f0d3c8760e28
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F tclinstaller.tcl 046e3624671962dc50f0481d7c25b38ef803eb42
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F test/all.test 7f0988442ab811dfa41793b5b550f5828ce316f3
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F test/alter.test 9d6837a3d946b73df692b7cef2a7644d2e2f6bc6
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@ -179,7 +179,8 @@ F test/lock3.test 615111293cf32aa2ed16d01c6611737651c96fb9
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F test/main.test b12f01d49a5c805a33fa6c0ef168691f63056e79
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F test/malloc.test a5ed721cf7d1b12602ede4f98c11b65ab1582cc0
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F test/malloc2.test e6e321db96d6c94cb18bf82ad7215070c41e624e
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F test/malloc3.test 1c7eebb2cf0f1fb1fbcaa1d6b3f25767c55aa6c9
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F test/malloc3.test 0d60a9d19196581e9279c2d040bebd8162ab495b
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F test/malloc4.test 593ae91bf69ab5abc68f7652e679e5d207e23166
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F test/manydb.test d81debbf5871242e3b5df1d3bb5e14c50431b6f8
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F test/memdb.test 1860e060be810bf0775bc57408a5b7c4954bcaea
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F test/memleak.test df2b2b96e77f8ba159a332299535b1e5f18e49ac
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@ -199,7 +200,7 @@ F test/pagesize.test cbc6a312b6f6c0f02619b189985df2a14164b690
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F test/pragma.test 95ea907adf68459e1be6f310c9ae94d1d59c465b
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F test/printf.test 9e10c74e16bf889f8495ddb3d6f5f891e75ff1b7
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F test/progress.test 16496001da445e6534afb94562c286708316d82f x
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F test/quick.test a94d12658a2b590c1a5be580bef09bbb04c1266b
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F test/quick.test 84138c0fcc959a5e7761625aa52d37d55e56b748
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F test/quote.test 5891f2338980916cf7415484b4ce785294044adb
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F test/reindex.test 38b138abe36bf9a08c791ed44d9f76cd6b97b78b
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F test/rollback.test 94cd981ee3a627d9f6466f69dcf1f7dbfe695d7a
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@ -325,7 +326,7 @@ F www/tclsqlite.tcl ddcf912ea48695603c8ed7efb29f0812ef8d1b49
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F www/vdbe.tcl 87a31ace769f20d3627a64fa1fade7fed47b90d0
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F www/version3.tcl a99cf5f6d8bd4d5537584a2b342f0fb9fa601d8b
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F www/whentouse.tcl 97e2b5cd296f7d8057e11f44427dea8a4c2db513
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P 5e04ec694add7a8331e3d6fbdfcaed51349ae7bc
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R f7226b3a88877e57bdcf4f6eccd9d5fd
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P 6824a78bc7b8582fc5c3a6ab05dd3ed996fc99b3
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R 531cb0ab110be0b71cbe712b6392904d
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U danielk1977
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Z 48f4477e2bf6d1e22b59c59df71537c6
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Z 7e47f34607634a7d8a9c0da4aab29935
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@ -1 +1 @@
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6824a78bc7b8582fc5c3a6ab05dd3ed996fc99b3
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78f10ca0a6a02e9e8e6811489841a19e213f3afb
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@ -11,7 +11,7 @@
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*************************************************************************
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** A TCL Interface to SQLite
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**
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** $Id: tclsqlite.c,v 1.134 2005/11/26 00:25:03 drh Exp $
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** $Id: tclsqlite.c,v 1.135 2005/12/07 06:27:44 danielk1977 Exp $
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*/
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#ifndef NO_TCL /* Omit this whole file if TCL is unavailable */
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@ -402,7 +402,7 @@ static void tclSqlFunc(sqlite3_context *context, int argc, sqlite3_value**argv){
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}
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default: {
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int bytes = sqlite3_value_bytes(pIn);
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pVal = Tcl_NewStringObj(sqlite3_value_text(pIn), bytes);
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pVal = Tcl_NewStringObj((char *)sqlite3_value_text(pIn), bytes);
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break;
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}
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}
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@ -449,8 +449,8 @@ static void tclSqlFunc(sqlite3_context *context, int argc, sqlite3_value**argv){
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Tcl_GetWideIntFromObj(0, pVar, &v);
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sqlite3_result_int64(context, v);
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}else{
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data = Tcl_GetStringFromObj(pVar, &n);
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sqlite3_result_text(context, data, n, SQLITE_TRANSIENT);
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data = (unsigned char *)Tcl_GetStringFromObj(pVar, &n);
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sqlite3_result_text(context, (char *)data, n, SQLITE_TRANSIENT);
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}
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}
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}
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@ -1285,8 +1285,8 @@ static int DbObjCmd(void *cd, Tcl_Interp *interp, int objc,Tcl_Obj *const*objv){
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Tcl_GetWideIntFromObj(interp, pVar, &v);
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sqlite3_bind_int64(pStmt, i, v);
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}else{
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data = Tcl_GetStringFromObj(pVar, &n);
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sqlite3_bind_text(pStmt, i, data, n, SQLITE_STATIC);
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data = (unsigned char *)Tcl_GetStringFromObj(pVar, &n);
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sqlite3_bind_text(pStmt, i, (char *)data, n, SQLITE_STATIC);
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Tcl_IncrRefCount(pVar);
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apParm[nParm++] = pVar;
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}
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@ -1354,7 +1354,7 @@ static int DbObjCmd(void *cd, Tcl_Interp *interp, int objc,Tcl_Obj *const*objv){
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break;
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}
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default: {
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pVal = dbTextToObj(sqlite3_column_text(pStmt, i));
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pVal = dbTextToObj((char *)sqlite3_column_text(pStmt, i));
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break;
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}
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}
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@ -58,7 +58,7 @@ sqlite_int64 sqlite3_value_int64(sqlite3_value *pVal){
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return sqlite3VdbeIntValue((Mem*)pVal);
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}
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const unsigned char *sqlite3_value_text(sqlite3_value *pVal){
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return (const char *)sqlite3ValueText(pVal, SQLITE_UTF8);
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return (const unsigned char *)sqlite3ValueText(pVal, SQLITE_UTF8);
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}
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#ifndef SQLITE_OMIT_UTF16
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const void *sqlite3_value_text16(sqlite3_value* pVal){
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@ -439,6 +439,7 @@ static const void *columnName(
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const void *(*xFunc)(Mem*),
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int useType
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){
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const void *ret;
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Vdbe *p = (Vdbe *)pStmt;
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int n = sqlite3_column_count(pStmt);
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@ -446,7 +447,13 @@ static const void *columnName(
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return 0;
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}
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N += useType*n;
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return xFunc(&p->aColName[N]);
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ret = xFunc(&p->aColName[N]);
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/* A malloc may have failed inside of the xFunc() call. If this is the case,
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** clear the mallocFailed flag and return NULL.
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*/
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sqlite3ClearMallocFailed();
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return ret;
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}
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@ -41,11 +41,21 @@ int sqlite3VdbeChangeEncoding(Mem *pMem, int desiredEnc){
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#ifdef SQLITE_OMIT_UTF16
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return SQLITE_ERROR;
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#else
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/* MemTranslate() may return SQLITE_OK or SQLITE_NOMEM. If NOMEM is returned,
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** then the encoding of the value may not have changed.
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*/
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rc = sqlite3VdbeMemTranslate(pMem, desiredEnc);
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assert(rc==SQLITE_OK || rc==SQLITE_NOMEM);
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assert(rc==SQLITE_OK || pMem->enc!=desiredEnc);
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assert(rc==SQLITE_NOMEM || pMem->enc==desiredEnc);
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if( rc==SQLITE_NOMEM ){
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/*
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sqlite3VdbeMemRelease(pMem);
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pMem->flags = MEM_Null;
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pMem->z = 0;
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*/
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}
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return rc;
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#endif
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@ -746,7 +756,8 @@ const void *sqlite3ValueText(sqlite3_value* pVal, u8 enc){
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}else if( !(pVal->flags&MEM_Blob) ){
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sqlite3VdbeMemStringify(pVal, enc);
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}
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return (const void *)(pVal->z);
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assert(pVal->enc==enc || sqlite3Tsd()->mallocFailed);
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return (const void *)(pVal->enc==enc ? (pVal->z) : 0);
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}
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/*
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@ -16,7 +16,7 @@
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** so is applicable. Because this module is responsible for selecting
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** indices, you might also think of this module as the "query optimizer".
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**
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** $Id: where.c,v 1.186 2005/12/06 12:53:01 danielk1977 Exp $
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** $Id: where.c,v 1.187 2005/12/07 06:27:44 danielk1977 Exp $
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*/
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#include "sqliteInt.h"
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@ -521,7 +521,7 @@ static int isLikeOrGlob(
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return 0;
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}
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sqlite3DequoteExpr(pRight);
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z = pRight->token.z;
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z = (char *)pRight->token.z;
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for(cnt=0; (c=z[cnt])!=0 && c!=wc[0] && c!=wc[1] && c!=wc[2]; cnt++){}
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if( cnt==0 || 255==(u8)z[cnt] ){
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return 0;
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@ -9,7 +9,11 @@
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#
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#***********************************************************************
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#
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# $Id: malloc3.test,v 1.2 2005/12/06 17:48:32 danielk1977 Exp $
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# This file contains tests to ensure that the library handles malloc() failures
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# correctly. The emphasis of these tests are the _prepare(), _step() and
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# _finalize() calls.
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#
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# $Id: malloc3.test,v 1.3 2005/12/07 06:27:45 danielk1977 Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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114
test/malloc4.test
Normal file
114
test/malloc4.test
Normal file
@ -0,0 +1,114 @@
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# 2005 November 30
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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#
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# This file contains tests to ensure that the library handles malloc() failures
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# correctly. The emphasis in this file is on sqlite3_column_XXX() APIs.
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#
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# $Id: malloc4.test,v 1.1 2005/12/07 06:27:45 danielk1977 Exp $
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#---------------------------------------------------------------------------
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# NOTES ON EXPECTED BEHAVIOUR
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#
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#---------------------------------------------------------------------------
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# Only run these tests if memory debugging is turned on.
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if {[info command sqlite_malloc_stat]==""} {
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puts "Skipping malloc tests: not compiled with -DSQLITE_MEMDEBUG..."
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finish_test
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return
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}
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proc do_stmt_test {id sql} {
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set ::sql $sql
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set go 1
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for {set n 1} {$go} {incr n} {
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set testid "malloc4-$id.(iFail $n)"
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# Prepare the statement
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do_test ${testid}.1 {
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set ::STMT [sqlite3_prepare $::DB $sql -1 TAIL]
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expr [string length $::STMT] > 0
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} {1}
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# Set the Nth malloc() to fail.
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sqlite_malloc_fail $n
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# Test malloc failure in the _name(), _name16(), decltype() and
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# decltype16() APIs. Calls that occur after the malloc() failure should
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# return NULL. No error is raised though.
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do_test ${testid}.2.1 {
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set mf1 [expr [lindex [sqlite_malloc_stat] 2] <= 0]
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set ::name8 [sqlite3_column_name $::STMT 0]
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set mf2 [expr [lindex [sqlite_malloc_stat] 2] <= 0]
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expr {$mf1 == $mf2 || $::name8 == ""}
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} {1}
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do_test ${testid}.2.2 {
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set mf1 [expr [lindex [sqlite_malloc_stat] 2] <= 0]
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set ::name16 [sqlite3_column_name16 $::STMT 0]
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set ::name16 [encoding convertfrom unicode $::name16]
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set ::name16 [string range $::name16 0 end-1]
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set mf2 [expr [lindex [sqlite_malloc_stat] 2] <= 0]
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expr {$mf1 == $mf2 || $::name16 == ""}
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} {1}
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do_test ${testid}.2.3 {
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set mf1 [expr [lindex [sqlite_malloc_stat] 2] <= 0]
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set ::name8_2 [sqlite3_column_name $::STMT 0]
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set mf2 [expr [lindex [sqlite_malloc_stat] 2] <= 0]
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expr {$mf1 == $mf2 || $::name8_2 == ""}
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} {1}
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set ::mallocFailed [expr [lindex [sqlite_malloc_stat] 2] <= 0]
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do_test ${testid}.2.4 {
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expr {
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$::name8 == $::name8_2 && $::name16 == $::name8 && !$::mallocFailed ||
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$::name8 == $::name8_2 && $::name16 == "" && $::mallocFailed ||
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$::name8 == $::name16 && $::name8_2 == "" && $::mallocFailed ||
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$::name8_2 == $::name16 && $::name8 == "" && $::mallocFailed
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}
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} {1}
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if {$::mallocFailed == 0} {
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sqlite_malloc_fail 0
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set go 0
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}
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if 0 {
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# Test that if a malloc() failed the next call to sqlite3_step() returns
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# SQLITE_ERROR. If malloc() did not fail, it should return SQLITE_ROW.
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#
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# Before running sqlite3_step(), make sure that malloc() is not about to
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# fail. Memory allocation failures that occur within sqlite3_step() are
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# tested elsewhere.
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do_test ${testid}.3 {
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set rc [sqlite3_step $::STMT]
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list [expr $rc=="SQLITE_ERROR"] [expr $rc=="SQLITE_ROW"]
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} [list $mallocFailed [expr !$mallocFailed]]
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}
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do_test ${testid}.4 {
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sqlite3_finalize $::STMT
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} {SQLITE_OK}
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}
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}
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execsql {
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CREATE TABLE tbl(
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the_first_reasonably_long_column_name that_also_has_quite_a_lengthy_type
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);
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}
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do_stmt_test 1 "SELECT * FROM tbl"
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sqlite_malloc_fail 0
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finish_test
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@ -1,7 +1,3 @@
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# 2001 September 15
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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@ -10,7 +6,7 @@
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#***********************************************************************
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# This file runs all tests.
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#
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# $Id: quick.test,v 1.36 2005/03/29 08:26:13 danielk1977 Exp $
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# $Id: quick.test,v 1.37 2005/12/07 06:27:45 danielk1977 Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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@ -29,6 +25,8 @@ set EXCLUDE {
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crash.test
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malloc.test
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malloc2.test
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malloc3.test
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malloc4.test
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memleak.test
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misuse.test
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quick.test
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