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/*
* Copyright 2015 Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 3, as published
* by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authors:
* Charles Kerr <charles.kerr@canonical.com>
*/
#include "source-mock.h"
#include <gtest/gtest.h>
#include <transfer/controller.h>
#include <transfer/multisource.h>
using ::testing::AtLeast;
using namespace lomiri::indicator::transfer;
class MultiSourceFixture: public ::testing::Test
{
protected:
struct Event
{
typedef enum { ADDED, CHANGED, REMOVED } Type;
Type type;
Transfer::Id id;
bool operator==(const Event& that) const { return type==that.type && id==that.id; }
};
bool model_consists_of(const std::shared_ptr<const Model>& model, std::initializer_list<std::shared_ptr<Transfer>> list) const
{
// test get_all()
std::vector<std::shared_ptr<Transfer>> transfers(list);
std::sort(transfers.begin(), transfers.end());
g_return_val_if_fail(transfers == model->get_all(), false);
// test get()
for(auto& transfer : transfers)
g_return_val_if_fail(transfer == model->get(transfer->id), false);
// test get_ids()
std::set<Transfer::Id> ids;
for(auto& transfer : transfers)
ids.insert(transfer->id);
g_return_val_if_fail(ids == model->get_ids(), false);
return true;
}
};
TEST_F(MultiSourceFixture,MultiplexesModels)
{
// set up the tributary sources, 'a' and 'b'
auto a = std::make_shared<MockSource>();
auto b = std::make_shared<MockSource>();
// set up the multisource and connect it to the tributaries
MultiSource multisource;
auto multimodel = multisource.get_model();
std::vector<Event> events;
std::vector<Event> expected_events;
multisource.get_model()->added().connect([&events](const Transfer::Id& id){events.push_back(Event{Event::ADDED,id});});
multisource.get_model()->changed().connect([&events](const Transfer::Id& id){events.push_back(Event{Event::CHANGED,id});});
multisource.get_model()->removed().connect([&events](const Transfer::Id& id){events.push_back(Event{Event::REMOVED,id});});
multisource.add_source(a);
multisource.add_source(b);
// add a transfer to the 'a' source...
const Transfer::Id aid {"aid"};
auto at = std::make_shared<Transfer>();
at->id = aid;
a->m_model->add(at);
expected_events.push_back(Event{Event::ADDED,aid});
// confirm that the multimodel sees the new transfer
EXPECT_EQ(expected_events, events);
EXPECT_EQ(at, a->get_model()->get(aid));
EXPECT_TRUE(model_consists_of(multimodel, {at}));
// add a transfer to the 'b' source...
const Transfer::Id bid {"bid"};
auto bt = std::make_shared<Transfer>();
bt->id = bid;
b->m_model->add(bt);
expected_events.push_back(Event{Event::ADDED,bid});
// confirm that the multimodel sees the new transfer
EXPECT_EQ(expected_events, events);
EXPECT_EQ(bt, b->get_model()->get(bid));
EXPECT_TRUE(model_consists_of(multimodel, {at, bt}));
// poke transfer 'at'...
at->progress = 50.0;
a->m_model->emit_changed(aid);
expected_events.push_back(Event{Event::CHANGED,aid});
EXPECT_EQ(expected_events, events);
EXPECT_TRUE(model_consists_of(multimodel, {at, bt}));
// remove transfer 'at'...
a->m_model->remove(aid);
expected_events.push_back(Event{Event::REMOVED,aid});
EXPECT_EQ(expected_events, events);
EXPECT_FALSE(a->get_model()->get(aid));
EXPECT_TRUE(model_consists_of(multimodel, {bt}));
// remove transfer 'bt'...
b->m_model->remove(bid);
expected_events.push_back(Event{Event::REMOVED,bid});
EXPECT_EQ(expected_events, events);
EXPECT_FALSE(b->get_model()->get(aid));
EXPECT_TRUE(model_consists_of(multimodel, {}));
}
TEST(Multisource,MethodDelegation)
{
// set up the tributary sources, 'a' and 'b'
auto a = std::make_shared<MockSource>();
auto b = std::make_shared<MockSource>();
// set up the multisource and connect it to the tributaries
MultiSource multisource;
multisource.add_source(a);
multisource.add_source(b);
// add a transfer to the 'a' source...
const Transfer::Id aid {"aid"};
auto at = std::make_shared<Transfer>();
at->id = aid;
a->m_model->add(at);
// add a transfer to the 'b' source...
const Transfer::Id bid {"bid"};
auto bt = std::make_shared<Transfer>();
bt->id = bid;
b->m_model->add(bt);
// confirm that multisource method calls are delegated to 'a'
EXPECT_CALL(*a, open(aid)); multisource.open(aid);
EXPECT_CALL(*a, start(aid)); multisource.start(aid);
EXPECT_CALL(*a, pause(aid)); multisource.pause(aid);
EXPECT_CALL(*a, resume(aid)); multisource.resume(aid);
EXPECT_CALL(*a, cancel(aid)); multisource.cancel(aid);
EXPECT_CALL(*a, open_app(aid)); multisource.open_app(aid);
// confirm that multisource method calls are delegated to 'a'
EXPECT_CALL(*b, open(bid)); multisource.open(bid);
EXPECT_CALL(*b, start(bid)); multisource.start(bid);
EXPECT_CALL(*b, pause(bid)); multisource.pause(bid);
EXPECT_CALL(*b, resume(bid)); multisource.resume(bid);
EXPECT_CALL(*b, cancel(bid)); multisource.cancel(bid);
EXPECT_CALL(*b, open_app(bid)); multisource.open_app(bid);
}
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