gecko-dev/js/js2/ica_test.cpp

239 lines
7.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express oqr
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is the JavaScript 2 Prototype.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU Public License (the "GPL"), in which case the
* provisions of the GPL are applicable instead of those above.
* If you wish to allow use of your version of this file only
* under the terms of the GPL and not to allow others to use your
* version of this file under the NPL, indicate your decision by
* deleting the provisions above and replace them with the notice
* and other provisions required by the GPL. If you do not delete
* the provisions above, a recipient may use your version of this
* file under either the NPL or the GPL.
*/
#include <stdio.h>
#include <string>
#include "utilities.h"
#include "icodegenerator.h"
#include "icodeasm.h"
using namespace JavaScript;
void
testAlpha (JavaScript::ICodeASM::ICodeParser &icp, const string &str,
const string &expect)
{
string *result;
icp.ParseAlpha (str.begin(), str.end(), &result);
if (*result == expect)
fprintf (stderr, "PASS: ");
else
fprintf (stderr, "FAIL: ");
fprintf (stderr, "string '%s' alpha parsed as '%s'\n", str.c_str(),
result->c_str());
}
void
testBool (JavaScript::ICodeASM::ICodeParser &icp, const string &str,
bool expect)
{
bool b;
icp.ParseBool (str.begin(), str.end(), &b);
if (b == expect)
fprintf (stderr, "PASS: ");
else
fprintf (stderr, "FAIL: ");
fprintf (stderr, "string '%s' bool parsed as %i\n", str.c_str(), b);
}
void
testDouble (JavaScript::ICodeASM::ICodeParser &icp, const string &str,
double expect)
{
double result;
icp.ParseDouble (str.begin(), str.end(), &result);
if (result == expect)
fprintf (stderr, "PASS: ");
else
fprintf (stderr, "FAIL: ");
fprintf (stderr, "string '%s' double parsed as %f\n", str.c_str(),
result);
}
void
testString (JavaScript::ICodeASM::ICodeParser &icp, const string &str,
const string &expect)
{
string *result;
icp.ParseString (str.begin(), str.end(), &result);
if (*result == expect)
fprintf (stderr, "PASS: ");
else
fprintf (stderr, "FAIL: ");
fprintf (stderr, "string '%s' string parsed as '%s'\n", str.c_str(),
result->c_str());
}
void
testUInt32 (JavaScript::ICodeASM::ICodeParser &icp, const string &str,
uint32 expect)
{
uint32 result;
icp.ParseUInt32 (str.begin(), str.end(), &result);
if (result == expect)
fprintf (stderr, "PASS: ");
else
fprintf (stderr, "FAIL: ");
fprintf (stderr, "string '%s' uint32 parsed as %u\n", str.c_str(),
result);
}
void
testParse (JavaScript::ICodeASM::ICodeParser &icp,
JavaScript::Interpreter::Context cx,
const string &str)
{
using namespace JavaScript;
icp.ParseSourceFromString (str);
ICG::ICodeModule icm = ICG::ICodeModule (icp.mInstructions,
new ICG::VariableList(),
icp.mMaxRegister, 0, 0, false,
false, &JSTypes::Any_Type);
stdOut << icm;
JSTypes::JSValues args;
cx.interpret (&icm, args);
}
static JSTypes::JSValue
print(Interpreter::Context *, const JSTypes::JSValues &argv)
{
size_t n = argv.size();
if (n > 1) { // the 'this' parameter is un-interesting
stdOut << argv[1];
for (size_t i = 2; i < n; ++i)
stdOut << ' ' << argv[i];
}
stdOut << "\n";
return JSTypes::kUndefinedValue;
}
int
main (int , char **)
{
World world;
JSTypes::JSScope global;
global.defineNativeFunction(world.identifiers["print"], print);
Interpreter::Context cx (world, &global);
ICodeASM::ICodeParser icp(&cx);
testAlpha (icp, "False", "False");
testAlpha (icp, "fe fi fo fum", "fe");
testAlpha (icp, " bla", "");
testBool (icp, "true", true);
testBool (icp, "True", true);
testBool (icp, "tRue", true);
testBool (icp, "TRUE", true);
testBool (icp, "True", true);
testBool (icp, "false", false);
testBool (icp, "False", false);
testBool (icp, "fAlSe", false);
testBool (icp, "FALSE", false);
testBool (icp, "False", false);
testDouble (icp, "123", 123);
testDouble (icp, "12.3", 12.3);
testDouble (icp, "-123", -123);
testDouble (icp, "-12.3", -12.3);
testString (icp, "\"fe fi fo fum\"", "fe fi fo fum");
testString (icp, "'the tab is ->\\t<- here'", "the tab is ->\t<- here");
testString (icp, "'the newline is ->\\n<- here'", "the newline is ->\n<- here");
testString (icp, "'the cr is ->\\r<- here'", "the cr is ->\r<- here");
testString (icp, "\"an \\\"escaped\\\" string\"", "an \"escaped\" string");
testUInt32 (icp, "123", 123);
testUInt32 (icp, "12.3", 12);
testUInt32 (icp, "-123", 0);
testUInt32 (icp, "-12.3", 0);
/* XXX what to do with the overflow? */
//testUInt32 (icp, "12123687213612873621873438754387934657834", 0);
string src;
src =
"some_label:\n"
"LOAD_STRING R1, 'hello' ;test comment\n"
"CAST R2, R1, 'any';another test comment\n"
"SAVE_NAME 'x', R2\n"
"LOAD_NAME R1, 'x'\n"
"LOAD_NAME R2, 'print'\n"
"CALL R3, R2, <NaR>, (R1)\n"
"RETURN R3";
testParse (icp, cx, src);
/* {x= 1; for (i = 10; i > 0; --i) x = x * i; print ("x is " + x);} */
src =
"LOAD_IMMEDIATE R1, 1\n"
"CAST R2, R1, 'any'\n"
"SAVE_NAME 'x', R2\n"
"LOAD_IMMEDIATE R1, 10\n"
"CAST R2, R1, 'any'\n"
"SAVE_NAME 'i', R2\n"
"BRANCH Offset 16\n"
"LOAD_NAME R1, 'x'\n"
"LOAD_NAME R2, 'i'\n"
"GENERIC_BINARY_OP R3, Multiply, R1, R2\n"
"CAST R4, R3, 'any'\n"
"SAVE_NAME 'x', R4\n"
"LOAD_NAME R1, 'i'\n"
"LOAD_IMMEDIATE R2, 1\n"
"GENERIC_BINARY_OP R3, Subtract, R1, R2\n"
"SAVE_NAME 'i', R3\n"
"LOAD_NAME R4, 'i'\n"
"LOAD_IMMEDIATE R5, 0\n"
"GENERIC_BINARY_OP R6, Less, R5, R4\n"
"BRANCH_TRUE Offset 7, R6\n"
"LOAD_STRING R1, 'x is '\n"
"LOAD_NAME R2, 'x'\n"
"GENERIC_BINARY_OP R3, Add, R1, R2\n"
"LOAD_NAME R4, 'print'\n"
"CALL R5, R4, <NaR>, (R3)\n"
"RETURN <NaR>\n";
testParse (icp, cx, src);
return 0;
}