split into two tests

Tests/Functional/PyEmbedded/Tests.cpp

@@ -361,14 +361,12 @@ TEST_F(PyEmbedded, EmbeddedMultiLayer)
 }
 
 //! We use one of our standard sample builders to build a sample, then generate Python snippet
-//! using our standard ExportToPython machinery.
-//! Given snippet is compiled and executed in embedded interpretor. Resulting multi layer
-//! is casted back to C++ object and used again, to generate code snippet.
-//! Two code snippets must be identical.
+//! using our standard ExportToPython machinery. Ditto for a cloned sample.
+//! Two exported code snippets must be identical.
 
-TEST_F(PyEmbedded, ExportToPythonAndBack)
+TEST_F(PyEmbedded, CloneAndExportToPython)
 {
-    std::unique_ptr<MultiLayer> sample1(ExemplarySamples::createCylindersAndPrisms());
+    std::unique_ptr<MultiLayer> sample1(ExemplarySamples::createMultiLayerWithNCRoughness());
 
     const std::string code1 = Py::Export::sampleCode(*sample1);
     std::cout << "Test ExportToPythonAndBack: code1:\n" << code1 << std::endl;
@@ -380,17 +378,31 @@ TEST_F(PyEmbedded, ExportToPythonAndBack)
     else
         std::cout << "Test ExportToPythonAndBack: code2 = code1" << std::endl;
     EXPECT_TRUE(code2 == code1);
+}
+
+//! We use one of our standard sample builders to build a sample, then generate Python snippet
+//! using our standard ExportToPython machinery.
+//! Given snippet is compiled and executed in embedded interpretor. Resulting multi layer
+//! is casted back to C++ object and used again, to generate code snippet.
+//! Two code snippets must be identical.
+
+TEST_F(PyEmbedded, ExportToPythonAndBack)
+{
+    std::unique_ptr<MultiLayer> sample1(ExemplarySamples::createCylindersAndPrisms());
+
+    const std::string code1 = Py::Export::sampleCode(*sample1);
+    std::cout << "Test ExportToPythonAndBack: code1:\n" << code1 << std::endl;
 
     const std::string snippet =
         "import bornagain as ba\n" + Py::Fmt::printImportedSymbols(code1) + "\n\n" + code1;
-    const auto sample3 =
+    const auto sample2 =
         Py::Import::createFromPython(snippet, "get_sample", BABuild::buildLibDir());
-    const std::string code3 = Py::Export::sampleCode(*sample3);
-    if (code3 != code1)
-        std::cout << "Test ExportToPythonAndBack: code3:\n" << code3 << std::endl;
+    const std::string code2 = Py::Export::sampleCode(*sample2);
+    if (code2 != code1)
+        std::cout << "Test ExportToPythonAndBack: code2:\n" << code2 << std::endl;
     else
-        std::cout << "Test ExportToPythonAndBack: code3 = code1" << std::endl;
-    EXPECT_TRUE(code3 == code1);
+        std::cout << "Test ExportToPythonAndBack: code2 = code1" << std::endl;
+    EXPECT_TRUE(code2 == code1);
 }
 
 //! Retrieves list of functions from the imported script and checks, that there is