Don't include unit test sources in code coverage (RIPD-1132):

Most files containing unit test code are moved to
src/test. JTx and the test client code are not yet moved.

src/test/core/Coroutine_test.cpp

@@ -0,0 +1,185 @@
+//------------------------------------------------------------------------------
+/*
+    This file is part of rippled: https://github.com/ripple/rippled
+    Copyright (c) 2012, 2013 Ripple Labs Inc.
+
+    Permission to use, copy, modify, and/or distribute this software for any
+    purpose  with  or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+
+    THE  SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES  OF
+    MERCHANTABILITY  AND  FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY  SPECIAL ,  DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER  RESULTING  FROM  LOSS  OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION  OF  CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+//==============================================================================
+
+#include <BeastConfig.h>
+#include <ripple/core/JobQueue.h>
+#include <ripple/test/jtx.h>
+#include <chrono>
+#include <condition_variable>
+#include <mutex>
+
+namespace ripple {
+namespace test {
+
+class Coroutine_test : public beast::unit_test::suite
+{
+public:
+    class gate
+    {
+    private:
+        std::condition_variable cv_;
+        std::mutex mutex_;
+        bool signaled_ = false;
+
+    public:
+        // Thread safe, blocks until signaled or period expires.
+        // Returns `true` if signaled.
+        template <class Rep, class Period>
+        bool
+        wait_for(std::chrono::duration<Rep, Period> const& rel_time)
+        {
+            std::unique_lock<std::mutex> lk(mutex_);
+            auto b = cv_.wait_for(lk, rel_time, [=]{ return signaled_; });
+            signaled_ = false;
+            return b;
+        }
+
+        void
+        signal()
+        {
+            std::lock_guard<std::mutex> lk(mutex_);
+            signaled_ = true;
+            cv_.notify_all();
+        }
+    };
+
+    void
+    correct_order()
+    {
+        using namespace std::chrono_literals;
+        using namespace jtx;
+        Env env(*this);
+        auto& jq = env.app().getJobQueue();
+        jq.setThreadCount(0, false);
+        gate g1, g2;
+        std::shared_ptr<JobCoro> jc;
+        jq.postCoro(jtCLIENT, "Coroutine-Test",
+            [&](auto const& jcr)
+            {
+                jc = jcr;
+                g1.signal();
+                jc->yield();
+                g2.signal();
+            });
+        BEAST_EXPECT(g1.wait_for(5s));
+        jc->join();
+        jc->post();
+        BEAST_EXPECT(g2.wait_for(5s));
+    }
+
+    void
+    incorrect_order()
+    {
+        using namespace std::chrono_literals;
+        using namespace jtx;
+        Env env(*this);
+        auto& jq = env.app().getJobQueue();
+        jq.setThreadCount(0, false);
+        gate g;
+        jq.postCoro(jtCLIENT, "Coroutine-Test",
+            [&](auto const& jc)
+            {
+                jc->post();
+                jc->yield();
+                g.signal();
+            });
+        BEAST_EXPECT(g.wait_for(5s));
+    }
+
+    void
+    thread_specific_storage()
+    {
+        using namespace std::chrono_literals;
+        using namespace jtx;
+        Env env(*this);
+        auto& jq = env.app().getJobQueue();
+        jq.setThreadCount(0, true);
+        static int const N = 4;
+        std::array<std::shared_ptr<JobCoro>, N> a;
+
+        LocalValue<int> lv(-1);
+        BEAST_EXPECT(*lv == -1);
+
+        gate g;
+        jq.addJob(jtCLIENT, "LocalValue-Test",
+            [&](auto const& job)
+            {
+                this->BEAST_EXPECT(*lv == -1);
+                *lv = -2;
+                this->BEAST_EXPECT(*lv == -2);
+                g.signal();
+            });
+        BEAST_EXPECT(g.wait_for(5s));
+        BEAST_EXPECT(*lv == -1);
+
+        for(int i = 0; i < N; ++i)
+        {
+            jq.postCoro(jtCLIENT, "Coroutine-Test",
+                [&, id = i](auto const& jc)
+                {
+                    a[id] = jc;
+                    g.signal();
+                    jc->yield();
+
+                    this->BEAST_EXPECT(*lv == -1);
+                    *lv = id;
+                    this->BEAST_EXPECT(*lv == id);
+                    g.signal();
+                    jc->yield();
+
+                    this->BEAST_EXPECT(*lv == id);
+                });
+            BEAST_EXPECT(g.wait_for(5s));
+            a[i]->join();
+        }
+        for(auto const& jc : a)
+        {
+            jc->post();
+            BEAST_EXPECT(g.wait_for(5s));
+            jc->join();
+        }
+        for(auto const& jc : a)
+        {
+            jc->post();
+            jc->join();
+        }
+
+        jq.addJob(jtCLIENT, "LocalValue-Test",
+            [&](auto const& job)
+            {
+                this->BEAST_EXPECT(*lv == -2);
+                g.signal();
+            });
+        BEAST_EXPECT(g.wait_for(5s));
+        BEAST_EXPECT(*lv == -1);
+    }
+
+    void
+    run()
+    {
+        correct_order();
+        incorrect_order();
+        thread_specific_storage();
+    }
+};
+
+BEAST_DEFINE_TESTSUITE(Coroutine,core,ripple);
+
+} // test
+} // ripple