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/*************************************************************************
* Copyright (C) 2018-2022 Blue Brain Project
*
* This file is part of NMODL distributed under the terms of the GNU
* Lesser General Public License. See top-level LICENSE file for details.
*************************************************************************/
#include <catch2/catch_test_macros.hpp>
#include "ast/program.hpp"
#include "parser/nmodl_driver.hpp"
#include "test/unit/utils/test_utils.hpp"
#include "visitors/checkparent_visitor.hpp"
#include "visitors/inline_visitor.hpp"
#include "visitors/localize_visitor.hpp"
#include "visitors/nmodl_visitor.hpp"
#include "visitors/symtab_visitor.hpp"
using namespace nmodl;
using namespace visitor;
using namespace test;
using namespace test_utils;
using nmodl::parser::NmodlDriver;
//=============================================================================
// Localizer visitor tests
//=============================================================================
std::string run_localize_visitor(const std::string& text) {
NmodlDriver driver;
const auto& ast = driver.parse_string(text);
SymtabVisitor().visit_program(*ast);
InlineVisitor().visit_program(*ast);
LocalizeVisitor().visit_program(*ast);
std::stringstream stream;
NmodlPrintVisitor(stream).visit_program(*ast);
// check that, after visitor rearrangement, parents are still up-to-date
CheckParentVisitor().check_ast(*ast);
return stream.str();
}
SCENARIO("Localizer test with single global block", "[visitor][localizer]") {
GIVEN("Single derivative block with variable definition") {
static const std::string nmodl_text = R"(
NEURON {
RANGE tau
}
DERIVATIVE states {
tau = 11.1
exp(tau)
}
)";
static const std::string output_nmodl = R"(
NEURON {
RANGE tau
}
DERIVATIVE states {
LOCAL tau
tau = 11.1
exp(tau)
}
)";
THEN("tau variable gets localized") {
const std::string input = reindent_text(nmodl_text);
auto expected_result = reindent_text(output_nmodl);
auto result = run_localize_visitor(input);
REQUIRE(result == expected_result);
}
}
}
SCENARIO("Localizer test with use of verbatim block", "[visitor][localizer]") {
GIVEN("Verbatim block usage in one of the global block") {
static const std::string nmodl_text = R"(
NEURON {
RANGE tau
}
DERIVATIVE states {
tau = 11.1
exp(tau)
}
BREAKPOINT {
VERBATIM ENDVERBATIM
}
)";
static const std::string output_nmodl = R"(
NEURON {
RANGE tau
}
DERIVATIVE states {
tau = 11.1
exp(tau)
}
BREAKPOINT {
VERBATIM ENDVERBATIM
}
)";
THEN("Localization is disabled") {
static const std::string input = reindent_text(nmodl_text);
auto expected_result = reindent_text(output_nmodl);
auto result = run_localize_visitor(input);
REQUIRE(result == expected_result);
}
}
}
SCENARIO("Localizer test with multiple global blocks", "[visitor][localizer]") {
GIVEN("Multiple global blocks with definition of variable") {
static const std::string nmodl_text = R"(
NEURON {
RANGE tau, beta
}
INITIAL {
LOCAL tau
tau = beta
}
DERIVATIVE states {
tau = 11.1
exp(tau)
}
BREAKPOINT {
IF (1) {
tau = beta
} ELSE {
tau = 11
}
}
)";
static const std::string output_nmodl = R"(
NEURON {
RANGE tau, beta
}
INITIAL {
LOCAL tau
tau = beta
}
DERIVATIVE states {
LOCAL tau
tau = 11.1
exp(tau)
}
BREAKPOINT {
LOCAL tau
IF (1) {
tau = beta
} ELSE {
tau = 11
}
}
)";
THEN("Localization across multiple blocks is done") {
const std::string input = reindent_text(nmodl_text);
auto expected_result = reindent_text(output_nmodl);
auto result = run_localize_visitor(input);
REQUIRE(result == expected_result);
}
}
GIVEN("Two global blocks with definition and use of the variable") {
static const std::string nmodl_text = R"(
NEURON {
RANGE tau
}
DERIVATIVE states {
tau = 11.1
}
BREAKPOINT {
IF (1) {
tau = 22
} ELSE {
tau = exp(tau) + 11
}
}
)";
static const std::string output_nmodl = R"(
NEURON {
RANGE tau
}
DERIVATIVE states {
tau = 11.1
}
BREAKPOINT {
IF (1) {
tau = 22
} ELSE {
tau = exp(tau)+11
}
}
)";
THEN("Localization is not done due to use of variable") {
const std::string input = reindent_text(nmodl_text);
auto expected_result = reindent_text(output_nmodl);
auto result = run_localize_visitor(input);
REQUIRE(result == expected_result);
}
}
}
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