asyncpp/test/asyncpp/timing/delay_tests.cpp

#include <gtest/gtest.h>

#include "../../helper/now_mock.h"

#include <asyncpp.h>

using namespace ::testing;
using namespace ::asyncpp;
using namespace ::asyncpp::timing;

TEST(delay_tests, poll)
{
    StrictMock<now_mock> m;

    EXPECT_CALL(m, now)
        .WillOnce(Return(time_point(std::chrono::seconds(   0))))
        .WillOnce(Return(time_point(std::chrono::seconds( 999))))
        .WillOnce(Return(time_point(std::chrono::seconds(1000))));

    asyncpp::timing::timer t;
    timing::__impl::timer_base::lock l(t);

    {
    delay f(time_point(std::chrono::seconds(1000)));

    EXPECT_EQ(0, t.resource_count());

    auto r0 = f.poll();
    ASSERT_FALSE(r0);

    EXPECT_EQ(1, t.resource_count());

    auto r1 = f.poll();
    ASSERT_FALSE(r1);

    EXPECT_EQ(1, t.resource_count());

    auto r2 = f.poll();
    ASSERT_TRUE (r2);
    }

    EXPECT_EQ(0, t.resource_count());
}