database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-07-29 08:01:23 +03:00
Code Activity

Initial implementations of sqlite3_column_text_v2(), sqlite3_column_blob_v2(), and their JS/WASM bindings/tests.

Browse Source 
FossilOrigin-Name: 1d065231aba8080ffd024497ad858eed22ece45fe82a749494a3efaa10f91389
This commit is contained in:
stephan
2025-07-01 13:01:07 +00:00
parent c4c7d9ac89
commit 35237b91b7
7 changed files with 132 additions and 40 deletions
Download Patch File Download Diff File Expand all files Collapse all files

79
ext/wasm/tester1.c-pp.js
View File

@ -3379,22 +3379,50 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
.assert( str===expect, "String mismatch: got ["
+str+"] expected ["+expect+"]");
};
const cmp2 = (expect)=>{
cmp(expect);
wasm.pokePtr(ppOut, 0);
wasm.poke32(pnOut, 0);
const rc = capi.sqlite3_column_text_v2(q, 1, ppOut, pnOut);
T.assert( 0==rc, "expecting column_text_v2() rc 0 but got "+rc );
cmp(expecting);
};
next(); cmp('123');
next(); cmp(null);
next(); cmp('hi world');
next(); cmp( '#*' );
next(); cmp( '' ); // empty strings are not null
/* The following only applies when built with
SQLITE_ENABLE_API_ARMOR: */
T.assert( capi.SQLITE_MISUSE ==
capi.sqlite3_value_text_v2(sv, 0, pnOut) )
.assert( capi.SQLITE_MISUSE ==
capi.sqlite3_value_text_v2(0, ppOut, pnOut) )
;
const checkRc = (name, descr, rc)=>{
T.assert( capi[name] === rc,
descr+": expecting "+name+"("+
capi[name]+") but got "+rc);
};
/** The following tests cover the same code paths
for both text_v2 and blob_v2, so are elided from
the blob_v2 checks in the next test group. */
// This does not set a persistent error flag on q:
checkRc('SQLITE_RANGE', "column_text_v2() bad index",
capi.sqlite3_column_text_v2(q, 11, ppOut, pnOut) );
checkRc('SQLITE_OK', "column_text_v2() valid index",
capi.sqlite3_column_text_v2(q, 1, ppOut, 0));
checkRc('SQLITE_OK', "column null pnOut",
capi.sqlite3_column_text_v2(q, 1, ppOut, 0));
checkRc('SQLITE_MISUSE', "value null ppOut",
capi.sqlite3_value_text_v2(sv, 0, pnOut));
checkRc('SQLITE_MISUSE', "value null arg0",
capi.sqlite3_value_text_v2(0, ppOut, pnOut));
checkRc('SQLITE_MISUSE', "column null ppOut",
capi.sqlite3_column_text_v2(q, 1, 0, pnOut));
/* But a 0 pnOut is always okay. */
T.assert( capi.SQLITE_OK ==
capi.sqlite3_value_text_v2(sv, ppOut, 0) );
checkRc('SQLITE_OK', "value null pnOut",
capi.sqlite3_value_text_v2(sv, ppOut, 0));
}finally{
if( q ) q.finalize();
@ -3422,10 +3450,10 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
wasm.pokePtr(ppOut, 0);
wasm.poke32(pnOut, 0);
rc = capi.sqlite3_value_blob_v2(sv, ppOut, pnOut);
T.assert( 0===rc );
T.assert( 0==rc, "expecting value_blob_v2() rc 0 but got "+rc );
return sv;
};
const cmp = function(byteList){
const cmp = (byteList)=>{
const blob = wasm.peekPtr(ppOut);
const len = wasm.peek32(pnOut);
//log("blob=",wasm.cstrToJs(blob));
@ -3439,21 +3467,22 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
+"!=="+wasm.peek8(blob+i) );
}
};
next(); cmp([49,50,51]); // 123
next(); cmp([]); // null
next(); cmp([104,105]); // "hi"
next(); cmp([0x23, 0, 0x2a]); // X'23002A'
next(); cmp([]); // empty blobs are null
const cmp2 = (byteList)=>{
cmp(byteList);
wasm.pokePtr(ppOut, 0);
wasm.poke32(pnOut, 0);
const rc = capi.sqlite3_column_blob_v2(q, 1, ppOut, pnOut);
T.assert( 0==rc, "expecting column_blob_v2() rc 0 but got "+rc );
cmp(byteList);
};
/* The following only applies when built with
SQLITE_ENABLE_API_ARMOR: */
T.assert( capi.SQLITE_MISUSE ==
capi.sqlite3_value_blob_v2(sv, 0, pnOut) )
.assert( capi.SQLITE_MISUSE ==
capi.sqlite3_value_blob_v2(0, ppOut, pnOut) );
/* But a 0 pnOut is always okay. */
T.assert( capi.SQLITE_OK ==
capi.sqlite3_value_blob_v2(sv, ppOut, 0) );
next(); cmp2([49,50,51]); // 123
next(); cmp2([]); // null
next(); cmp2([104,105]); // "hi"
next(); cmp2([0x23, 0, 0x2a]); // X'23002A'
next(); cmp2([]); // empty blobs are null
/** Tests which cover the same code paths for both text_v2 and
blob_v2 are in the previous test group. */
}finally{
if( q ) q.finalize();