[+] Add async process API test; add nanosecond-res timer

[*] Update Aurora Runtime

Aurora/Runtime

@@ -1 +1 @@
-Subproject commit 45975e475571bf76dace0aab9bd30b263eec0192
+Subproject commit 61f20b6c697f498db6f2b46e89830ce6ea09322d

Tests/Public/11. Hello Processes/Main.cpp

@@ -38,6 +38,82 @@ TEST(Process, RunSystem)
     AuLogDbg("Exit Code: 0x{:x}", (AuUInt)process->GetExitCode());
 }
 
+TEST(Process, RunSystemLoopSourceStdOut)
+{
+    auto proc = "^/HelloSystem"
+    #if defined(AURORA_PLATFORM_WIN32)
+        ".exe"
+    #endif
+        ;
+
+    AuProcesses::StartupParmaters params;
+    params.type = AuProcesses::ESpawnType::eSpawnChildProcessWorker;
+    params.process = proc;
+    params.fwdOut = true;
+    params.fwdIn = true;
+    params.noShowConsole = true;
+    auto process = AuProcesses::SpawnUnique(params);
+    ASSERT_TRUE(static_cast<bool>(process));
+
+    ASSERT_TRUE(process->Start());
+
+    bool bIsRunning {true};
+    AuByteBuffer stdoutPipe(4096 * 16);
+    AuMemoryViewWrite readView(stdoutPipe.begin(), stdoutPipe.end());
+
+    auto transaction = process->NewAsyncTransaction();
+    auto transactionSource = transaction->NewLoopSource();
+    auto processDeadLoopSource = process->AsLoopSource();
+
+    auto processDeadCallback = AuMakeShared<Aurora::Loop::ILoopSourceSubscriberFunctional>([&](const AuSPtr<AuLoop::ILoopSource> &source) -> bool
+    {
+        AuLogDbg("Exit Code [2]: 0x{:x} -> exiting", (AuUInt)process->GetExitCode());
+        bIsRunning = false;
+        return false; // dont evict
+    });
+
+    transaction->SetCallback(AuMakeShared<AuIOFS::IAsyncFinishedSubscriberFunctional>([&](AuUInt64 offset, AuUInt32 length)
+    {
+        transaction->Reset();
+
+        if (length)
+        {
+            AuLogDbg("STDOUT {}", AuString(stdoutPipe.begin(), stdoutPipe.begin() + length));
+            transaction->StartRead(0, AuUnsafeRaiiToShared(&readView)); // NOTE: removed assert bc the final read +1 may result in an instant nonblocking error under NT
+        }
+    }));
+
+    ASSERT_TRUE(transaction->StartRead(0, AuUnsafeRaiiToShared(&readView)));
+
+    auto loop = Aurora::Loop::NewLoopQueue();
+
+    ASSERT_TRUE(loop->SourceAdd(transactionSource));
+    ASSERT_TRUE(loop->SourceAdd(processDeadLoopSource));
+
+    ASSERT_TRUE(loop->AddCallback(processDeadLoopSource, processDeadCallback));
+
+    ASSERT_TRUE(loop->Commit());
+
+    while (bIsRunning)
+    {
+        loop->WaitAny();
+    }
+
+    // Read until EOF
+    while (transactionSource->IsSignaled())
+    {
+    }
+
+    // Report any remaining bytes
+    {
+        AuByteBuffer stdoutPipe(4096 * 16);
+        AuUInt written {};
+        while (process->Read(AuProcesses::EStandardHandle::eStdOut, AuMemoryViewStreamWrite {stdoutPipe.begin(), stdoutPipe.end(), written}, false))
+        {
+            AuLogDbg("FAIL {}", AuString(stdoutPipe.begin(), stdoutPipe.begin() + written));
+        }
+    }
+}
 void RunTests()
 {
     Aurora::RuntimeStartInfo info;

Tests/Public/5. Hello Loop/Main.cpp

@@ -155,6 +155,29 @@ TEST(Loop, Timer3)
     ASSERT_FALSE(loop->WaitAny(100));
 }
 
+TEST(Loop, Timer4)
+{
+    auto timer = AuLoop::NewLSTimer(AuTime::CurrentClockMS() + 100, 100, 2);
+
+    timer->UpdateTimeNs(AuTime::CurrentClockNS() + AuMSToNS<AuUInt64>(100));
+    timer->UpdateTickRateIfAnyNs(AuMSToNS<AuUInt64>(100), 2);
+
+    // Create loop to sync against the two outstanding IO requests
+    auto loop = AuLoop::NewLoopQueue();
+
+    // Add initial loop sources
+    ASSERT_TRUE(loop->SourceAdd(timer));
+    ASSERT_TRUE(loop->Commit());
+
+    // Test for incremental ticks
+    ASSERT_FALSE(loop->WaitAll(5));
+    ASSERT_TRUE(loop->WaitAll(100));
+    ASSERT_FALSE(loop->WaitAll(5));
+    ASSERT_TRUE(loop->WaitAll(100));
+    ASSERT_FALSE(loop->WaitAll(5));
+    ASSERT_FALSE(loop->WaitAll(100));
+}
+
 // 
 // Note: kernel loop queues also support async file and pipe transactions.
 // See the specialized tests for loop queue related interfaces