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test_channel.hpp
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test_channel.hpp
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#include "vm/test/test.hpp"
#include <iostream>
#include "builtin/channel.hpp"
#include "builtin/list.hpp"
#include "builtin/symbol.hpp"
#include "builtin/thread.hpp"
#include <sys/time.h>
class TestChannel : public CxxTest::TestSuite, public VMTest {
public:
Channel* chan;
void setUp() {
create();
chan = Channel::create(state);
}
void tearDown() {
destroy();
}
void test_create() {
TS_ASSERT(kind_of<Channel>(chan));
}
void test_send_queues_values() {
GCTokenImpl gct;
chan->send(state, gct, cTrue);
TS_ASSERT_EQUALS(as<List>(chan->value())->size(), 1U);
chan->send(state, gct, cTrue);
TS_ASSERT_EQUALS(as<List>(chan->value())->size(), 2U);
}
void test_send_then_receive() {
GCTokenImpl gct;
chan->send(state, gct, cTrue);
TS_ASSERT(kind_of<List>(chan->value()));
List* lst = as<List>(chan->value());
TS_ASSERT_EQUALS(lst->size(), 1U);
TS_ASSERT_EQUALS(lst->locate(state, 0), cTrue);
CallFrame cf;
Object* obj = chan->receive(state, gct, &cf);
TS_ASSERT_EQUALS(obj, cTrue);
TS_ASSERT_EQUALS(lst->size(), 0U);
}
void compare_interval_in_range(struct timeval start, struct timeval finish,
suseconds_t tmin, suseconds_t tmax) {
time_t sec = finish.tv_sec - start.tv_sec;
suseconds_t actual = sec * 1000000 - start.tv_usec + finish.tv_usec;
TS_ASSERT_LESS_THAN(tmin, actual);
TS_ASSERT_LESS_THAN(actual,tmax);
}
};