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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/* $Rev$ $Date$ */
/**
* Test Python script evaluator.
*/
#include <assert.h>
#include "stream.hpp"
#include "string.hpp"
#include "driver.hpp"
namespace tuscany {
namespace python {
const string testPythonAdd =
"def add(x, y):\n"
" return x + y\n";
bool testEvalExpr() {
gc_scoped_pool pool;
PythonRuntime py;
istringstream is(testPythonAdd);
failable<PyObject*> script = readScript("script", is);
assert(hasContent(script));
const value exp = mklist<value>("add", 2, 3);
const failable<value> r = evalScript(exp, content(script));
assert(hasContent(r));
assert(content(r) == value(5));
return true;
}
const value mult(const list<value>& args) {
const double x = car(args);
const double y = cadr(args);
return x * y;
}
const string testReturnLambda(
"def mul(x, y):\n"
" return x * y\n"
"\n"
"def testReturnLambda():\n"
" return mul\n");
const string testCallLambda(
"def testCallLambda(l, x, y):\n"
" return l(x, y)\n");
bool testEvalLambda() {
gc_scoped_pool pool;
PythonRuntime py;
const value trl = mklist<value>("testReturnLambda");
istringstream trlis(testReturnLambda);
const failable<value> trlv = evalScript(trl, trlis);
assert(hasContent(trlv));
assert(isLambda(content(trlv)));
const lambda<value(const list<value>&)> trll(content(trlv));
assert(trll(mklist<value>(2, 3)) == value(6));
istringstream tclis(testCallLambda);
const value tcl = mklist<value>("testCallLambda", content(trlv), 2, 3);
const failable<value> tclv = evalScript(tcl, tclis);
assert(hasContent(tclv));
assert(content(tclv) == value(6));
istringstream tcelis(testCallLambda);
const value tcel = mklist<value>("testCallLambda", lambda<value(const list<value>&)>(mult), 3, 4);
const failable<value> tcelv = evalScript(tcel, tcelis);
assert(hasContent(tcelv));
assert(content(tcelv) == value(12));
return true;
}
}
}
int main() {
tuscany::cout << "Testing..." << tuscany::endl;
tuscany::python::testEvalExpr();
tuscany::python::testEvalLambda();
tuscany::cout << "OK" << tuscany::endl;
return 0;
}
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