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Change DB.exec() rowMode default from 'stmt' to 'array', per /chat discussion. Add DB.exec() rowMode option for fetching a specific column by name. Add result column names to worker1 exec() callback interface, as there's otherwise no way to get that info from a worker.

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FossilOrigin-Name: 1bb37e5c477b9eb098362f74a45a55be23d450fe45cdff58c1cbff08b5b3998f
This commit is contained in:
stephan
2022-08-24 20:57:37 +00:00
parent 3734401a95
commit 407f75378e
6 changed files with 139 additions and 67 deletions
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53
ext/wasm/testing-worker1-promiser.js
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@ -166,16 +166,19 @@
if(undefined === f.counter) f.counter = 0;
if(null === ev.rowNumber){
/* End of result set. */
T.assert(undefined === ev.row);
T.assert(undefined === ev.row)
.assert(2===ev.columnNames.length)
.assert('a'===ev.columnNames[0])
.assert('B'===ev.columnNames[1]);
}else{
T.assert(ev.rowNumber > 0);
++f.counter;
}
log("exec() result row:",ev);
T.assert(null === ev.rowNumber || 'number' === typeof ev.row.b);
T.assert(null === ev.rowNumber || 'number' === typeof ev.row.B);
};
await wtest('exec',{
sql: 'select a a, b b from t order by a',
sql: 'select a a, b B from t order by a limit 3',
callback: resultRowTest1,
rowMode: 'object'
}, function(ev){
@ -183,6 +186,48 @@
resultRowTest1.counter = 0;
});
const resultRowTest2 = function f(ev){
if(null === ev.rowNumber){
/* End of result set. */
T.assert(undefined === ev.row)
.assert(1===ev.columnNames.length)
.assert('a'===ev.columnNames[0])
}else{
T.assert(ev.rowNumber > 0);
f.counter = ev.rowNumber;
}
log("exec() result row:",ev);
T.assert(null === ev.rowNumber || 'number' === typeof ev.row);
};
await wtest('exec',{
sql: 'select a a from t limit 3',
callback: resultRowTest2,
rowMode: 0
}, function(ev){
T.assert(3===resultRowTest2.counter);
});
const resultRowTest3 = function f(ev){
if(null === ev.rowNumber){
T.assert(3===ev.columnNames.length)
.assert('foo'===ev.columnNames[0])
.assert('bar'===ev.columnNames[1])
.assert('baz'===ev.columnNames[2]);
}else{
f.counter = ev.rowNumber;
T.assert('number' === typeof ev.row);
}
};
await wtest('exec',{
sql: "select 'foo' foo, a bar, 'baz' baz from t limit 2",
callback: resultRowTest3,
columnNames: [],
rowMode: ':bar'
}, function(ev){
log("exec() result row:",ev);
T.assert(2===resultRowTest3.counter);
});
await wtest('exec',{
multi: true,
sql:[
@ -220,7 +265,7 @@
await wtest('close', (ev)=>{
T.assert(undefined === ev.result.filename);
}).finally(()=>log("That's all, folks!"));
}).finally(()=>logHtml('',"That's all, folks!"));
}/*runTests2()*/;