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Add the VdbeCoverageNeverTaken() macro, and comments that better describe how

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the VDBE branch coverage measurement works.  Add some tags to provide 100%
VDBE branch coverage.

FossilOrigin-Name: c1e94169dd8eb80b4d18c73be9f81585330d11ad
This commit is contained in:
drh
2014-02-19 19:14:34 +00:00
parent 3d77dee935
commit 5655c549aa
6 changed files with 60 additions and 19 deletions
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5
src/update.c
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@@ -434,7 +434,7 @@ void sqlite3Update(
if( aToOpen[iDataCur-iBaseCur] ){
assert( pPk!=0 );
sqlite3VdbeAddOp4Int(v, OP_NotFound, iDataCur, labelBreak, regKey, nKey);
VdbeCoverage(v);
VdbeCoverageNeverTaken(v);
}
labelContinue = labelBreak;
sqlite3VdbeAddOp2(v, OP_IsNull, pPk ? regKey : regOldRowid, labelBreak);
@@ -577,11 +577,10 @@ void sqlite3Update(
if( bReplace || chngKey ){
if( pPk ){
j1 = sqlite3VdbeAddOp4Int(v, OP_NotFound, iDataCur, 0, regKey, nKey);
VdbeCoverage(v);
}else{
j1 = sqlite3VdbeAddOp3(v, OP_NotExists, iDataCur, 0, regOldRowid);
VdbeCoverage(v);
}
VdbeCoverageNeverTaken(v);
}
sqlite3GenerateRowIndexDelete(pParse, pTab, iDataCur, iIdxCur, aRegIdx);