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#include <QtCore>
#include <qtestcase.h>
#include <uv.h>
#include "LuaRuntime.hpp"
#include "lua.h"
#include "testUtils.h"
// NOLINTBEGIN
class LuaRuntimeSpec : public QObject {
Q_OBJECT
private slots:
void beforeTestCase() { LuaRuntime::instance().start_event_loop(); }
void cleanupTestCase() { LuaRuntime::instance().stop_event_loop(); }
void test_evaluate() {
describe("#evaluate");
context("when given an expression returning a number");
it("emits evaluation_completed with the result") {
auto &lua = LuaRuntime::instance();
QSignalSpy evaluation_completed_spy(&lua, &LuaRuntime::evaluation_completed);
lua.evaluate("return 20 + 1 * 5");
evaluation_completed_spy.wait();
QCOMPARE(evaluation_completed_spy.count(), 1);
QVariant result = evaluation_completed_spy.takeFirst().at(0);
QCOMPARE(result, 25);
}
context("when given an expression returning a string");
it("emits evaluation_completed with the result") {
auto &lua = LuaRuntime::instance();
QSignalSpy evaluation_completed_spy(&lua, &LuaRuntime::evaluation_completed);
lua.evaluate("local name = 'world'; return 'hello ' .. name");
evaluation_completed_spy.wait();
QCOMPARE(evaluation_completed_spy.count(), 1);
QVariant result = evaluation_completed_spy.takeFirst().at(0);
QCOMPARE(result, "hello world");
}
context("when given an expression returning a boolean");
it("emits evaluation_completed with the result") {
auto &lua = LuaRuntime::instance();
QSignalSpy evaluation_completed_spy(&lua, &LuaRuntime::evaluation_completed);
lua.evaluate("local num = 5; return 5 == num");
evaluation_completed_spy.wait();
QCOMPARE(evaluation_completed_spy.count(), 1);
QVariant result = evaluation_completed_spy.takeFirst().at(0);
QCOMPARE(result, true);
}
context("when given an expression returning nil");
it("emits evaluation_completed with the result") {
auto &lua = LuaRuntime::instance();
QSignalSpy evaluation_completed_spy(&lua, &LuaRuntime::evaluation_completed);
lua.evaluate("return nil");
QVERIFY(evaluation_completed_spy.wait());
QCOMPARE(evaluation_completed_spy.count(), 1);
QVariant result = evaluation_completed_spy.takeFirst().at(0);
QCOMPARE(result, 0);
}
}
void test_queue_task() {
describe("#queue_task");
context("when task is queued");
it("evaluates task asynchronously") {
auto &lua = LuaRuntime::instance();
bool was_task_called = false;
lua.queue_task([&was_task_called]() { was_task_called = true; });
QVERIFY(NOT was_task_called);
QVERIFY(QTest::qWaitFor([&was_task_called]() { return was_task_called; }));
}
}
void test_sanity_check_uv_timer() {
describe("uv timer");
context("when a 1 second timer is set");
it("calls callback after 1 second") {
auto &lua = LuaRuntime::instance();
QSignalSpy evaluation_completed_spy(&lua, &LuaRuntime::evaluation_completed);
lua.evaluate(R"(
_G.was_timer_called = false;
local timer = uv.new_timer();
timer:start(1000, 0, function()
_G.was_timer_called = true;
timer:close()
end)
)");
QVERIFY(evaluation_completed_spy.wait());
QVERIFY(wait_for_lua_to_be_true("return _G.was_timer_called"));
}
}
void test_sanity_check_uv_spawn() {
describe("uv spawn");
it("calls exit callback when process exists") {
auto &lua = LuaRuntime::instance();
QSignalSpy evaluation_completed_spy(&lua, &LuaRuntime::evaluation_completed);
lua.evaluate(R"(
_G.spawn_exit_code = -1;
local handle, pid = uv.spawn('ls', {}, function(code)
_G.spawn_exit_code = code;
end)
)");
QVERIFY(evaluation_completed_spy.wait());
QVERIFY(wait_for_lua_to_be_true("return _G.spawn_exit_code == 0"));
}
}
void test_push_qvariant() {
describe("LuaRuntime::push_qvariant");
context("when called with a QString");
it("pushes lua string") {
auto &lua = LuaRuntime::instance();
auto *state = lua.get_state();
LuaRuntime::push_qvariant(state, QString("hello"));
QVERIFY(lua_isstring(state, 1));
QCOMPARE(lua_tostring(state, 1), "hello");
lua_pop(state, 1);
}
context("when called with a QVariant int");
it("pushes lua number") {
auto &lua = LuaRuntime::instance();
auto *state = lua.get_state();
LuaRuntime::push_qvariant(state, QVariant(42));
QVERIFY(lua_isnumber(state, 1));
QCOMPARE(lua_tointeger(state, 1), 42);
lua_pop(state, 1);
}
context("when called with a QVariant double");
it("pushes lua number") {
auto &lua = LuaRuntime::instance();
auto *state = lua.get_state();
LuaRuntime::push_qvariant(state, QVariant(42.69));
QVERIFY(lua_isnumber(state, 1));
QCOMPARE(lua_tonumber(state, 1), 42.69);
lua_pop(state, 1);
}
context("when called with a QVariant bool");
it("pushes lua boolean") {
auto &lua = LuaRuntime::instance();
auto *state = lua.get_state();
LuaRuntime::push_qvariant(state, QVariant(true));
QVERIFY(lua_isboolean(state, 1));
QCOMPARE(lua_toboolean(state, 1), true);
lua_pop(state, 1);
}
}
};
QTEST_REGISTER(LuaRuntimeSpec)
#include "LuaRuntimeSpec.moc"
// NOLINTEND
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