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Remove some unused sqlite3_status() codes from the JS API. Add custom JS wrappers for sqlite3_create_collation/_v2() which accept JS functions (plus tests). Expand the argument options for sqlite3_wasm_db_error() to enable it to translate exception objects to C-level errors.

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FossilOrigin-Name: 073a2f1eb006230ae0995a5ea6c789407bcaa819ec15b5064c66d8973ed4671a
This commit is contained in:
stephan
2022-12-09 12:12:49 +00:00
parent 81a3683174
commit 3ec44736b5
6 changed files with 125 additions and 17 deletions
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23
ext/wasm/tester1.c-pp.js
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@@ -2106,6 +2106,29 @@ self.sqlite3InitModule = sqlite3InitModule;
.assert(2000===list[0][1]);
}
})/*custom vtab #2*/
////////////////////////////////////////////////////////////////////////
.t('Custom collation', function(sqlite3){
let myCmp = function(pArg,n1,p1,n2,p2){
//int (*)(void*,int,const void*,int,const void*)
const rc = wasm.exports.sqlite3_strnicmp(p1,p2,(n1<n2?n1:n2));
return rc ? rc : (n1 - n2);
};
let rc = capi.sqlite3_create_collation_v2(this.db, "mycollation", capi.SQLITE_UTF8,
0, myCmp, 0);
this.db.checkRc(rc);
rc = this.db.selectValue("select 'hi' = 'HI' collate mycollation");
T.assert(1===rc);
rc = this.db.selectValue("select 'hii' = 'HI' collate mycollation");
T.assert(0===rc);
rc = this.db.selectValue("select 'hi' = 'HIi' collate mycollation");
T.assert(0===rc);
rc = capi.sqlite3_create_collation(this.db,"hi",capi.SQLITE_UTF8/*not enough args*/);
T.assert(capi.SQLITE_MISUSE === rc);
rc = capi.sqlite3_create_collation_v2(this.db,"hi",0/*wrong encoding*/,0,0,0);
T.assert(capi.SQLITE_FORMAT === rc)
.mustThrowMatching(()=>this.db.checkRc(rc),
/SQLITE_UTF8 is the only supported encoding./);
})
////////////////////////////////////////////////////////////////////////
.t('Close db', function(){