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#include <Python.h>
#include <catch/catch.hpp>
#include "graph/graph.h"
#include "graph/script_node.h"
#include "graph/datum.h"
#include "graph/proxy.h"
TEST_CASE("Script evaluation")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("print('hi there!')");
CAPTURE(n->getError());
REQUIRE(n->getErrorLine() == -1);
delete g;
}
TEST_CASE("Invalid script")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("wargarble");
CAPTURE(n->getError());
REQUIRE(n->getErrorLine() == 1);
delete g;
}
TEST_CASE("Script with import")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("import os");
CAPTURE(n->getError());
REQUIRE(n->getErrorLine() == -1);
delete g;
}
TEST_CASE("Import namespace")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("import os\n"
"def f():\n"
" print(os.name)\n"
"f()");
CAPTURE(n->getError());
REQUIRE(n->getErrorLine() == -1);
delete g;
}
TEST_CASE("Script input")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("input('x', float)");
CAPTURE(n->getError());
REQUIRE(n->getErrorLine() == -1);
auto x = n->getDatum("x");
REQUIRE(x != nullptr);
REQUIRE(x->isValid() == true);
REQUIRE(x->currentValue() != nullptr);
REQUIRE(PyFloat_AsDouble(x->currentValue()) == 0.0);
delete g;
}
TEST_CASE("Script input with default argument")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("input('x', float, 3.0)");
CAPTURE(n->getError());
REQUIRE(n->getErrorLine() == -1);
auto x = n->getDatum("x");
REQUIRE(x != nullptr);
REQUIRE(x->isValid() == true);
REQUIRE(x->currentValue() != nullptr);
REQUIRE(PyFloat_AsDouble(x->currentValue()) == 3.0);
delete g;
}
TEST_CASE("Inter-script datum lookup")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("input('x', float, 3.0)\n"
"print(x)");
CAPTURE(n->getError());
REQUIRE(n->getErrorLine() == -1);
delete g;
}
TEST_CASE("Datum pinning")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("input('x', float, 1.0)");
auto x = n->getDatum("x");
n->setScript("input('x', float, 2.0)");
CAPTURE(n->getError());
REQUIRE(n->getErrorLine() == -1);
REQUIRE(n->getDatum("x") == x);
REQUIRE(x->isValid() == true);
REQUIRE(x->currentValue() != nullptr);
REQUIRE(PyFloat_AsDouble(x->currentValue()) == 1.0);
delete g;
}
TEST_CASE("Datum preservation")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("input('x', float, 1.0)");
auto x = n->getDatum("x");
REQUIRE(x != nullptr);
n->setScript("input('x', float, 1.0)wargarble");
auto x_ = n->getDatum("x");
REQUIRE(x_ == x);
delete g;
}
TEST_CASE("Script re-evaluation on datum change")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("input('x', float)\n"
"raise RuntimeError(str(x))");
n->getDatum("x")->setText("2.0");
CAPTURE(n->getError());
REQUIRE(n->getErrorLine() == 2);
REQUIRE(n->getError().find("RuntimeError: 2.0") != std::string::npos);
delete g;
}
TEST_CASE("Script re-evaluation on linked datum change")
{
auto g = new Graph();
auto a = new ScriptNode("a", g);
auto ax = new Datum("x", "3.0", &PyFloat_Type, a);
auto b = new ScriptNode("b", g);
b->setScript("input('x', float, 1.0)\n"
"output('y', x)");
b->getDatum("x")->setText("a.x");
CAPTURE(b->getError());
REQUIRE(b->getErrorLine() == -1);
auto y = b->getDatum("y");
REQUIRE(y->isValid() == true);
REQUIRE(y->currentValue() != nullptr);
REQUIRE(PyFloat_AsDouble(y->currentValue()) == 3.0);
delete g;
}
TEST_CASE("Script output")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("output('x', 1.0)\n");
CAPTURE(n->getError());
REQUIRE(n->getErrorLine() == -1);
auto x = n->getDatum("x");
REQUIRE(x != nullptr);
REQUIRE(x->isValid() == true);
REQUIRE(x->currentValue() != nullptr);
REQUIRE(PyFloat_AsDouble(x->currentValue()) == 1.0);
delete g;
}
TEST_CASE("Script input pruning")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("input('x', float, 1.0)");
CAPTURE(n->getScript());
REQUIRE(n->getScript() == "input('x', float)");
delete g;
}
TEST_CASE("Removing datum from script")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("input('x', float, 1.0)");
REQUIRE(n->getDatum("x") != nullptr);
n->setScript("");
REQUIRE(n->getDatum("x") == nullptr);
delete g;
}
TEST_CASE("Many datums")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("input('x', float)\n"
"input('y', float)\n"
"input('z', float)");
REQUIRE(n->getErrorLine() == -1);
delete g;
}
TEST_CASE("Datum removal triggering update")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("input('x', float, 1.0)\n"
"input('y', float)");
auto y = n->getDatum("y");
y->setText("n.x");
REQUIRE(y->isValid() == true);
n->setScript("input('y', float)");
REQUIRE(y != nullptr);
REQUIRE(y->isValid() == false);
CAPTURE(y->getError());
REQUIRE(y->getError().find("Name 'x' is not defined")
!= std::string::npos);
delete g;
}
TEST_CASE("Invalid datum names")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
SECTION("Keyword")
{
n->setScript("input('for', float, 1.0)");
REQUIRE(n->getErrorLine() == 1);
CAPTURE(n->getError());
REQUIRE(n->getError().find("Datum name is a reserved Python keyword")
!= std::string::npos);
}
SECTION("Double underscore")
{
n->setScript("input('__x', float, 1.0)");
REQUIRE(n->getErrorLine() == 1);
CAPTURE(n->getError());
REQUIRE(n->getError().find("Datum name cannot begin with '__'")
!= std::string::npos);
}
SECTION("Repeated initialization")
{
n->setScript("input('x', float, 1.0)\n"
"input('x', int, 2)\n");
REQUIRE(n->getErrorLine() == 2);
CAPTURE(n->getError());
REQUIRE(n->getError().find("Datum was already defined in this script.")
!= std::string::npos);
}
}
TEST_CASE("Variable namespaces")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("input('x', float, 1.0)\n"
"def f(g):\n"
" return g + x\n"
"print(f(10))");
CAPTURE(n->getError());
REQUIRE(n->getErrorLine() == -1);
}
TEST_CASE("Preserving datums in invalid script")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
auto d = new Datum("d", 2, "1.0", &PyFloat_Type, n);
n->setScript("aargh");
n->setScript("input('d', float)");
REQUIRE(n->getDatum("d") == d);
delete g;
}
TEST_CASE("Output with invalid repr")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("output('x', float)");
CAPTURE(n->getError());
REQUIRE(n->getError().find("Could not evaluate __repr__ of output")
!= std::string::npos);
REQUIRE(n->getErrorLine() == 1);
delete g;
}
TEST_CASE("Recursive loops in script output")
{
auto g = new Graph();
auto n = new ScriptNode("n", g);
n->setScript("input('x', float)\n"
"output('y', x*1.1)");
REQUIRE(!n->getDatum("x")->acceptsLink(n->getDatum("y")));
}
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