Auto flush for streams for stdin/out in slang-test (#2035)

* #include an absolute path didn't work - because paths were taken to always be relative.

* Move StreamType from Process to StdStreamType in slang-stream.h

* Disable buffering for stdout/stderr for slang-test.

* Improve comment.

4 files changed, 13 insertions, 9 deletions

diff --git a/tools/slang-test/slang-test-main.cpp b/tools/slang-test/slang-test-main.cpp
index e734e1c4c..68c7aeec7 100644
--- a/tools/slang-test/slang-test-main.cpp
+++ b/tools/slang-test/slang-test-main.cpp
@@ -3559,6 +3559,10 @@ static SlangResult runUnitTestModule(TestContext* context, TestOptions& testOpti
 
 SlangResult innerMain(int argc, char** argv)
 {
+    // Disable buffering for out and std out
+    StreamUtil::setStreamBufferStyle(StdStreamType::Out, StreamBufferStyle::None);
+    StreamUtil::setStreamBufferStyle(StdStreamType::ErrorOut, StreamBufferStyle::None);
+
     auto stdWriters = StdWriters::initDefaultSingleton();
 
     // The context holds useful things used during testing
diff --git a/tools/slang-test/test-context.cpp b/tools/slang-test/test-context.cpp
index 39dd52313..acc680f24 100644
--- a/tools/slang-test/test-context.cpp
+++ b/tools/slang-test/test-context.cpp
@@ -122,8 +122,8 @@ SlangResult TestContext::_createJSONRPCConnection(RefPtr<JSONRPCConnection>& out
         SLANG_RETURN_ON_FAIL(Process::create(cmdLine, Process::Flag::AttachDebugger, process));
     }
 
-    Stream* writeStream = process->getStream(Process::StreamType::StdIn);
-    RefPtr<BufferedReadStream> readStream(new BufferedReadStream(process->getStream(Process::StreamType::StdOut)));
+    Stream* writeStream = process->getStream(StdStreamType::In);
+    RefPtr<BufferedReadStream> readStream(new BufferedReadStream(process->getStream(StdStreamType::Out)));
 
     RefPtr<HTTPPacketConnection> connection = new HTTPPacketConnection(readStream, writeStream);
     RefPtr<JSONRPCConnection> rpcConnection = new JSONRPCConnection;
diff --git a/tools/slang-unit-test/unit-test-process.cpp b/tools/slang-unit-test/unit-test-process.cpp
index 77f03ddee..559522769 100644
--- a/tools/slang-unit-test/unit-test-process.cpp
+++ b/tools/slang-unit-test/unit-test-process.cpp
@@ -33,8 +33,8 @@ static SlangResult _httpReflectTest(UnitTestContext* context)
     RefPtr<Process> process;
     SLANG_RETURN_ON_FAIL(_createProcess(context, "http-reflect", nullptr, process));
 
-    Stream* writeStream = process->getStream(Process::StreamType::StdIn);
-    RefPtr<BufferedReadStream> readStream( new BufferedReadStream(process->getStream(Process::StreamType::StdOut)));
+    Stream* writeStream = process->getStream(StdStreamType::In);
+    RefPtr<BufferedReadStream> readStream( new BufferedReadStream(process->getStream(StdStreamType::Out)));
     RefPtr<HTTPPacketConnection> connection = new HTTPPacketConnection(readStream, writeStream);
 
     RefPtr<RandomGenerator> rand = RandomGenerator::create(10000);
@@ -163,8 +163,8 @@ static SlangResult _reflectTest(UnitTestContext* context)
     SLANG_RETURN_ON_FAIL(_createProcess(context, "reflect", nullptr, process));
 
     // Write a bunch of stuff to the stream
-    Stream* readStream = process->getStream(Process::StreamType::StdOut);
-    Stream* writeStream = process->getStream(Process::StreamType::StdIn);
+    Stream* readStream = process->getStream(StdStreamType::Out);
+    Stream* writeStream = process->getStream(StdStreamType::In);
 
     List<Byte> readBuffer;
 
diff --git a/tools/test-process/test-process-main.cpp b/tools/test-process/test-process-main.cpp
index c31fec3ed..4e40a954e 100644
--- a/tools/test-process/test-process-main.cpp
+++ b/tools/test-process/test-process-main.cpp
@@ -74,7 +74,7 @@ static SlangResult _outputReflect()
     // Get in as Stream
 
     RefPtr<Stream> stdinStream;
-    Process::getStdStream(Process::StreamType::StdIn, stdinStream);
+    Process::getStdStream(StdStreamType::In, stdinStream);
 
     FILE* fileOut = stdout;
 
@@ -124,8 +124,8 @@ static SlangResult _httpReflect(int argc, const char* const* argv)
 
     RefPtr<Stream> stdinStream, stdoutStream;
 
-    Process::getStdStream(Process::StreamType::StdIn, stdinStream);
-    Process::getStdStream(Process::StreamType::StdOut, stdoutStream);
+    Process::getStdStream(StdStreamType::In, stdinStream);
+    Process::getStdStream(StdStreamType::Out, stdoutStream);
 
     RefPtr<BufferedReadStream> readStream(new BufferedReadStream(stdinStream));