Try to fix plugin issue

tests/gtest/plugin_render_pipeline_test.cpp

@@ -0,0 +1,54 @@
+#include <gtest/gtest.h>
+
+#include "node/traverser.h"
+#include "node/value.h"
+#include "render/job/pluginjob.h"
+#include "render/texture.h"
+#include "render/videoparams.h"
+
+namespace {
+
+class PluginJobTraverser : public olive::NodeTraverser {
+public:
+	void Resolve(olive::NodeValue &value)
+	{
+		ResolveJobs(value);
+	}
+
+	bool called() const
+	{
+		return called_;
+	}
+
+protected:
+	olive::TexturePtr ProcessPluginJob(olive::TexturePtr /*texture*/,
+									   olive::TexturePtr destination,
+									   const olive::Node * /*node*/) override
+	{
+		called_ = true;
+		return destination;
+	}
+
+private:
+	bool called_ = false;
+};
+
+} // namespace
+
+TEST(PluginRenderPipeline, PluginJobIsResolved)
+{
+	olive::VideoParams params(320, 240, olive::core::PixelFormat::U8, 4);
+
+	olive::plugin::PluginJob job(nullptr, nullptr, olive::NodeValueRow());
+	olive::TexturePtr job_tex = olive::Texture::Job(params, job);
+
+	olive::NodeValue val(olive::NodeValue::kTexture, job_tex);
+
+	PluginJobTraverser traverser;
+	traverser.SetCacheVideoParams(params);
+	traverser.Resolve(val);
+
+	EXPECT_TRUE(traverser.called());
+	ASSERT_TRUE(val.toTexture());
+	EXPECT_NE(val.toTexture().get(), job_tex.get());
+}