133 lines
4.5 KiB
JavaScript
133 lines
4.5 KiB
JavaScript
/*
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2022-05-22
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The author disclaims copyright to this source code. In place of a
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legal notice, here is a blessing:
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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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A basic test script for sqlite3-api.js.
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*/
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const mainTest1 = function(namespace){
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const T = self.SqliteTestUtil;
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T.assert(Module._free instanceof Function).
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assert(Module.allocate instanceof Function).
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assert(Module.addFunction instanceof Function).
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assert(Module.removeFunction instanceof Function);
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const S = namespace.sqlite3.api;
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const oo = namespace.sqlite3.SQLite3;
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console.log("Loaded module:",S.sqlite3_libversion(),
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S.sqlite3_sourceid());
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const db = new oo.DB();
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const log = console.log.bind(console);
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try {
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T.assert(db._pDb);
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log("DB:",db.filename);
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log("Build options:",oo.compileOptionUsed());
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let st = db.prepare("select 3 as a");
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log("statement =",st);
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T.assert(st._pStmt)
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.assert(!st._mayGet)
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.assert('a' === st.getColumnName(0))
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.assert(st === db._statements[st._pStmt])
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.assert(1===st.columnCount)
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.assert(0===st.parameterCount)
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.mustThrow(()=>st.bind(1,null))
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.assert(true===st.step())
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.assert(3 === st.get(0))
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.mustThrow(()=>st.get(1))
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.mustThrow(()=>st.get(0,~S.SQLITE_INTEGER))
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.assert(3 === st.get(0,S.SQLITE_INTEGER))
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.assert(3 === st.getInt(0))
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.assert('3' === st.get(0,S.SQLITE_TEXT))
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.assert('3' === st.getString(0))
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.assert(3.0 === st.get(0,S.SQLITE_FLOAT))
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.assert(3.0 === st.getFloat(0))
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.assert(st.get(0,S.SQLITE_BLOB) instanceof Uint8Array)
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.assert(st.getBlob(0) instanceof Uint8Array)
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.assert(3 === st.get([])[0])
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.assert(3 === st.get({}).a)
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.assert(3 === st.getJSON(0))
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.assert(st._mayGet)
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.assert(false===st.step())
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.assert(!st._mayGet)
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;
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let pId = st._pStmt;
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st.finalize();
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T.assert(!st._pStmt)
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.assert(!db._statements[pId]);
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let list = [];
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db.exec({
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sql:`CREATE TABLE t(a,b);
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INSERT INTO t(a,b) VALUES(1,2),(3,4),(?,?);`,
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multi: true,
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saveSql: list,
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bind: [5,6]
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});
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T.assert(2 === list.length);
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log("Exec'd SQL:", list);
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let counter = 0, colNames = [];
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db.exec("SELECT a a, b b FROM t",{
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rowMode: 'object',
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callback: function(row,stmt){
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if(!counter) stmt.getColumnNames(colNames);
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++counter;
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T.assert(row.a%2 && row.a<6);
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}
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});
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assert(2 === colNames.length);
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assert('a' === colNames[0]);
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T.assert(3 === counter);
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db.exec("SELECT a a, b b FROM t",{
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rowMode: 'array',
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callback: function(row,stmt){
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++counter;
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assert(Array.isArray(row));
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T.assert(0===row[1]%2 && row[1]<7);
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}
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});
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T.assert(6 === counter);
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log("Testing UDF...");
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db.createFunction("foo",function(a,b){return a+b});
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T.assert(7===db.selectValue("select foo(3,4)")).
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assert(5===db.selectValue("select foo(3,?)",2)).
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assert(5===db.selectValue("select foo(?,?)",[1,4])).
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assert(5===db.selectValue("select foo($a,$b)",{$a:0,$b:5}));
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db.createFunction("bar", {
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arity: -1,
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callback: function(){
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var rc = 0;
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for(let i = 0; i < arguments.length; ++i) rc += arguments[i];
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return rc;
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}
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});
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T.assert(0===db.selectValue("select bar()")).
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assert(1===db.selectValue("select bar(1)")).
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assert(3===db.selectValue("select bar(1,2)")).
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assert(-1===db.selectValue("select bar(1,2,-4)"));
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T.assert('hi' === db.selectValue("select ?",'hi'));
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}finally{
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db.close();
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}
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log("Total Test count:",T.counter);
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};
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self/*window or worker*/.Module.postRun.push(function(theModule){
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/** Use a timeout so that we are (hopefully) out from under the
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module init stack when our setup gets run. */
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setTimeout(function(){
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theModule.loadSqliteAPI(mainTest1);
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},0);
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});
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