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// unit-test-translation-unit-import.cpp
#include "slang.h"
#include <stdio.h>
#include <stdlib.h>
#include "tools/unit-test/slang-unit-test.h"
#include "slang-com-ptr.h"
#include "../../source/core/slang-io.h"
#include "../../source/core/slang-process.h"
using namespace Slang;
// Test that the IModule::findAndCheckEntryPoint API supports discovering
// entrypoints without a [shader] attribute.
SLANG_UNIT_TEST(findAndCheckEntryPoint)
{
// Source for a module that contains an undecorated entrypoint.
const char* userSourceBody = R"(
float4 fragMain(float4 pos:SV_Position) : SV_Target
{
return pos;
}
)";
auto moduleName = "moduleG" + String(Process::getId());
String userSource = "import " + moduleName + ";\n" + userSourceBody;
ComPtr<slang::IGlobalSession> globalSession;
SLANG_CHECK(slang_createGlobalSession(SLANG_API_VERSION, globalSession.writeRef()) == SLANG_OK);
slang::TargetDesc targetDesc = {};
targetDesc.format = SLANG_SPIRV;
targetDesc.profile = globalSession->findProfile("spirv_1_5");
slang::SessionDesc sessionDesc = {};
sessionDesc.targetCount = 1;
sessionDesc.targets = &targetDesc;
ComPtr<slang::ISession> session;
SLANG_CHECK(globalSession->createSession(sessionDesc, session.writeRef()) == SLANG_OK);
ComPtr<slang::IBlob> diagnosticBlob;
auto module = session->loadModuleFromSourceString("m", "m.slang", userSourceBody, diagnosticBlob.writeRef());
SLANG_CHECK(module != nullptr);
ComPtr<slang::IEntryPoint> entryPoint;
module->findAndCheckEntryPoint("fragMain", SLANG_STAGE_FRAGMENT, entryPoint.writeRef(), diagnosticBlob.writeRef());
SLANG_CHECK(entryPoint != nullptr);
ComPtr<slang::IComponentType> compositeProgram;
slang::IComponentType* components[] = { module, entryPoint.get() };
session->createCompositeComponentType(components, 2, compositeProgram.writeRef(), diagnosticBlob.writeRef());
SLANG_CHECK(compositeProgram != nullptr);
ComPtr<slang::IComponentType> linkedProgram;
compositeProgram->link(linkedProgram.writeRef(), diagnosticBlob.writeRef());
SLANG_CHECK(linkedProgram != nullptr);
ComPtr<slang::IBlob> code;
linkedProgram->getEntryPointCode(0, 0, code.writeRef(), diagnosticBlob.writeRef());
SLANG_CHECK(code != nullptr);
SLANG_CHECK(code->getBufferSize() != 0);
}
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