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#include <QtCore>
#include <uv.h>
#include "LuaRuntime.hpp"
#include "testUtils.h"
class LuaRuntimeSpec : public QObject {
Q_OBJECT
private slots:
void beforeTestCase() { LuaRuntime::instance()->startEventLoop(); }
void cleanupTestCase() {
LuaRuntime::instance()->stopEventLoop();
uv_library_shutdown();
}
void test_evaluate() {
context("when given an expression returning a number");
it("emits evaluationCompleted with the result") {
auto lua = LuaRuntime::instance();
QSignalSpy evaluationCompletedSpy(lua, &LuaRuntime::evaluationCompleted);
lua->evaluate("return 20 + 1 * 5");
evaluationCompletedSpy.wait();
QCOMPARE(evaluationCompletedSpy.count(), 1);
QVariant result = evaluationCompletedSpy.takeFirst().at(0);
QCOMPARE(result, 25);
}
context("when given an expression returning a string");
it("emits evaluationCompleted with the result") {
auto lua = LuaRuntime::instance();
QSignalSpy evaluationCompletedSpy(lua, &LuaRuntime::evaluationCompleted);
lua->evaluate("local name = 'world'; return 'hello ' .. name");
evaluationCompletedSpy.wait();
QCOMPARE(evaluationCompletedSpy.count(), 1);
QVariant result = evaluationCompletedSpy.takeFirst().at(0);
QCOMPARE(result, "hello world");
}
context("when given an expression returning a boolean");
it("emits evaluationCompleted with the result") {
auto lua = LuaRuntime::instance();
QSignalSpy evaluationCompletedSpy(lua, &LuaRuntime::evaluationCompleted);
lua->evaluate("local num = 5; return 5 == num");
evaluationCompletedSpy.wait();
QCOMPARE(evaluationCompletedSpy.count(), 1);
QVariant result = evaluationCompletedSpy.takeFirst().at(0);
QCOMPARE(result, true);
}
context("when given an expression returning nil");
it("emits evaluationCompleted with the result") {
auto lua = LuaRuntime::instance();
QSignalSpy evaluationCompletedSpy(lua, &LuaRuntime::evaluationCompleted);
lua->evaluate("return nil");
QVERIFY(evaluationCompletedSpy.wait());
QCOMPARE(evaluationCompletedSpy.count(), 1);
QVariant result = evaluationCompletedSpy.takeFirst().at(0);
QCOMPARE(result, 0);
}
}
void test_queue_task() {
context("when task is queued");
it("evaluates task asynchronously") {
auto lua = LuaRuntime::instance();
bool wasTaskCalled = false;
lua->queueTask([&wasTaskCalled]() { wasTaskCalled = true; });
QVERIFY(NOT wasTaskCalled);
QVERIFY(QTest::qWaitFor([&wasTaskCalled]() { return wasTaskCalled; }));
QVERIFY(wasTaskCalled);
}
}
void test_sanity_check_uv_timer() {
context("when a 1 second timer is set");
it("calls callback after 1 second") {
auto lua = LuaRuntime::instance();
QSignalSpy evaluationCompletedSpy(lua, &LuaRuntime::evaluationCompleted);
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(evaluationCompletedSpy.wait());
QVERIFY(NOT lua->evaluateSync("return _G.was_timer_called").toBool());
QVERIFY(QTest::qWaitFor([&lua]() {
return lua->evaluateSync("return _G.was_timer_called").toBool();
}));
}
}
void test_sanity_check_uv_spawn() {
it("calls exit callback when process exists") {
auto lua = LuaRuntime::instance();
QSignalSpy evaluationCompletedSpy(lua, &LuaRuntime::evaluationCompleted);
lua->evaluate(R"(
_G.spawn_exit_code = -1;
local handle, pid = uv.spawn('ls', {}, function(code)
_G.spawn_exit_code = code;
end)
)");
QVERIFY(evaluationCompletedSpy.wait());
QCOMPARE(lua->evaluateSync("return _G.spawn_exit_code").toInt(), -1);
QVERIFY(QTest::qWaitFor([&lua]() {
return 0 == lua->evaluateSync("return _G.spawn_exit_code").toInt();
}));
}
}
};
QTEST_REGISTER(LuaRuntimeSpec)
#include "LuaRuntimeSpec.moc"
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