--- /dev/null
+/*
+** 2023-08-29
+**
+** The author disclaims copyright to this source code. In place of
+** a legal notice, here is a blessing:
+**
+** May you do good and not evil.
+** May you find forgiveness for yourself and forgive others.
+** May you share freely, never taking more than you give.
+**
+*************************************************************************
+** This file contains the main application entry pointer for the
+** JS implementation of the SQLTester framework.
+*/
+
+// UNDER CONSTRUCTION. Still being ported from the Java impl.
+
+import sqlite3ApiInit from '/jswasm/sqlite3.mjs';
+
+const sqlite3 = await sqlite3ApiInit();
+
+const log = (...args)=>{
+ console.log('SQLTester:',...args);
+};
+
+// Return a new enum entry value
+const newE = ()=>Object.create(null);
+
+const newObj = (props)=>Object.assign(newE(), props);
+
+/**
+ Modes for how to escape (or not) column values and names from
+ SQLTester.execSql() to the result buffer output.
+*/
+const ResultBufferMode = Object.assign(Object.create(null),{
+ //! Do not append to result buffer
+ NONE: newE(),
+ //! Append output escaped.
+ ESCAPED: newE(),
+ //! Append output as-is
+ ASIS: newE()
+});
+
+/**
+ Modes to specify how to emit multi-row output from
+ SQLTester.execSql() to the result buffer.
+*/
+const ResultRowMode = newObj({
+ //! Keep all result rows on one line, space-separated.
+ ONLINE: newE(),
+ //! Add a newline between each result row.
+ NEWLINE: newE()
+});
+
+class SQLTesterException extends globalThis.Error {
+ constructor(...args){
+ super(args.join(' '));
+ }
+ isFatal() { return false; }
+}
+
+SQLTesterException.toss = (...args)=>{
+ throw new SQLTesterException(...args);
+}
+
+class DbException extends SQLTesterException {
+ constructor(...args){
+ super(...args);
+ //TODO...
+ //const db = args[0];
+ //if( db instanceof sqlite3.oo1.DB )
+ }
+ isFatal() { return true; }
+}
+
+class TestScriptFailed extends SQLTesterException {
+ constructor(...args){
+ super(...args);
+ }
+ isFatal() { return true; }
+}
+
+class UnknownCommand extends SQLTesterException {
+ constructor(...args){
+ super(...args);
+ }
+}
+
+class IncompatibleDirective extends SQLTesterException {
+ constructor(...args){
+ super(...args);
+ }
+}
+
+const toss = (errType, ...args)=>{
+ if( !(errType instanceof SQLTesterException)){
+ args.unshift(errType);
+ errType = SQLTesterException;
+ }
+ throw new errType(...args);
+};
+
+const __utf8Decoder = new TextDecoder();
+const __utf8Encoder = new TextEncoder('utf-8');
+const __SAB = ('undefined'===typeof globalThis.SharedArrayBuffer)
+ ? function(){} : globalThis.SharedArrayBuffer;
+
+const Util = newObj({
+ toss,
+
+ unlink: function(fn){
+ return 0==sqlite3.wasm.sqlite3_wasm_vfs_unlink(0,fn);
+ },
+
+ argvToString: (list)=>list.join(" "),
+
+ utf8Decode: function(arrayBuffer, begin, end){
+ return __utf8Decoder.decode(
+ (arrayBuffer.buffer instanceof __SAB)
+ ? arrayBuffer.slice(begin, end)
+ : arrayBuffer.subarray(begin, end)
+ );
+ },
+
+ utf8Encode: (str)=>__utf8Encoder.encode(str)
+})/*Util*/;
+
+class Outer {
+ #lnBuf = [];
+ #verbosity = 0;
+ #logger = console.log.bind(console);
+
+ out(...args){
+ this.#lnBuf.append(...args);
+ return this;
+ }
+ outln(...args){
+ this.#lnBuf.append(...args,'\n');
+ this.logger(this.#lnBuf.join(''));
+ this.#lnBuf.length = 0;
+ return this;
+ }
+
+ #verboseN(lvl, argv){
+ if( this.#verbosity>=lvl ){
+ const pre = this.getOutputPrefix ? this.getOutputPrefix() : '';
+ this.outln('VERBOSE ',lvl,' ',pre,': ',...argv);
+ }
+ }
+ verbose1(...args){ return this.#verboseN(1,args); }
+ verbose2(...args){ return this.#verboseN(2,args); }
+ verbose3(...args){ return this.#verboseN(3,args); }
+
+ verbosity(){
+ let rc;
+ if(arguments.length){
+ rc = this.#verbosity;
+ this.#verbosity = arguments[0];
+ }else{
+ rc = this.#verbosity;
+ }
+ return rc;
+ }
+
+}/*Outer*/
+
+class SQLTester {
+ SQLTester(){}
+
+ #aFiles = [];
+ #inputBuffer = [];
+ #outputBuffer = [];
+ #resultBuffer = [];
+ #nullView = "nil";
+ #metrics = newObj({
+ nTotalTest: 0, nTestFile: 0, nAbortedScript: 0
+ });
+ #emitColNames = false;
+ #keepGoing = false;
+ #aDb = [];
+ #db = newObj({
+ list: [],
+ iCurrent: 0,
+ initialDbName: "test.db",
+ });
+
+}/*SQLTester*/
+
+class Command {
+ Command(){
+ }
+ process(sqlTester,testScript,argv){
+ SQLTesterException.toss("process() must be overridden");
+ }
+ argcCheck(testScript,argv,min,max){
+ const argc = argv.length-1;
+ if(argc<min || (max>=0 && argc>max)){
+ if( min==max ){
+ testScript.toss(argv[0]," requires exactly ",min," argument(s)");
+ }else if(max>0){
+ testScript.toss(argv[0]," requires ",min,"-",max," arguments.");
+ }else{
+ testScript.toss(argv[0]," requires at least ",min," arguments.");
+ }
+ }
+
+ }
+}
+
+class Cursor {
+ src;
+ buffer = [];
+ pos = 0;
+ //! Current line number. Starts at 0 for internal reasons and will
+ // line up with 1-based reality once parsing starts.
+ lineNo = 0 /* yes, zero */;
+ //! Putback value for this.pos.
+ putbackPos = 0;
+ //! Putback line number
+ putbackLineNo = 0;
+ //! Peeked-to pos, used by peekLine() and consumePeeked().
+ peekedPos = 0;
+ //! Peeked-to line number.
+ peekedLineNo = 0;
+
+ //! Restore parsing state to the start of the stream.
+ rewind(){
+ this.buffer.length = 0;
+ this.pos = this.lineNo = this.putbackPos =
+ this.putbackLineNo = this.peekedPos = this.peekedLineNo = 0;
+ }
+}
+
+class TestScript {
+ #cursor = new Cursor();
+ #verbosity = 0;
+ #moduleName = null;
+ #filename = null;
+ #testCaseName = null;
+ #outer = new Outer();
+ #verboseN(lvl, argv){
+ if( this.#verbosity>=lvl ){
+ this.outln('VERBOSE ',lvl,': ',...argv);
+ }
+ }
+
+ verbose1(...args){ return this.#verboseN(1,args); }
+ verbose2(...args){ return this.#verboseN(2,args); }
+ verbose3(...args){ return this.#verboseN(3,args); }
+
+ TestScript(content){
+ this.cursor.src = content;
+ this.outer.outputPrefix = ()=>this.getOutputPrefix();
+ }
+
+ verbosity(){
+ let rc;
+ if(arguments.length){
+ rc = this.#verbosity;
+ this.#verbosity = arguments[0];
+ }else{
+ rc = this.#verbosity;
+ }
+ return rc;
+ }
+
+ getOutputPrefix() {
+ const rc = "["+(this.moduleName || this.filename)+"]";
+ if( this.testCaseName ) rc += "["+this.testCaseName+"]";
+ return rc + " line "+ this.cur.lineNo;
+ }
+
+ toss(...args){
+ Util.toss(this.getOutputPrefix()+":",TestScriptFailed,...args)
+ }
+
+}/*TestScript*/;
+
+
+const namespace = newObj({
+ SQLTester: new SQLTester(),
+ DbException,
+ IncompatibleDirective,
+ SQLTesterException,
+ TestScriptFailed,
+ UnknownCommand
+});
+
+
+export {namespace as default};
-C Remove\ssome\sdead\scode.\sAdd\sa\sskeleton\sSQLTester\sscript\sfor\sfts5.
-D 2023-08-29T00:10:31.208
+C Init\sbits\sof\sa\sport\sof\sJava's\sSQLTester\sto\sJS.\sFar\sfrom\scomplete.
+D 2023-08-29T11:22:45.711
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+R 94685fe29bdbe21cb1fdfbf40f131ffe
+T *branch * js-tester
+T *sym-js-tester *
+T -sym-trunk * Cancelled\sby\sbranch.
U stephan
-Z 6f3a62c9006357f22c26cb9d02ee32ca
+Z 952fd010d6a4d240388ad80f3eddac99
# Remove this line to create a well-formed Fossil manifest.
projects / thirdparty / sqlite.git / commitdiff
