Correctly handle inherited scopes as subscopes during DeSer

monticore-generator/src/main/java/de/monticore/codegen/cd2java/_symboltable/serialization/ScopeDeSerDecorator.java

@@ -301,7 +301,8 @@ protected Map<String, Boolean> createSymbolMap(ASTCDDefinition symbolInput) {
     //add local symbols
     for (ASTCDType prod : symbolTableService.getSymbolDefiningProds(symbolInput)) {
       String name = symbolTableService.getSymbolFullName(prod);
-      boolean spansScope = symbolTableService.hasScopeStereotype(prod.getModifier());
+      boolean spansScope = symbolTableService.hasScopeStereotype(prod.getModifier())
+              || symbolTableService.hasInheritedScopeStereotype(prod.getModifier());
       symbolMap.put(name, spansScope);
     }
 
@@ -311,8 +312,8 @@ protected Map<String, Boolean> createSymbolMap(ASTCDDefinition symbolInput) {
         if (type.isPresentAstNode() && symbolTableService.hasSymbolStereotype(type.getAstNode().getModifier())) {
           String name = symbolTableService
               .getSymbolFullName(type.getAstNode(), cdDefinitionSymbol);
-          boolean spansScope = symbolTableService
-              .hasScopeStereotype(type.getAstNode().getModifier());
+          boolean spansScope = symbolTableService.hasScopeStereotype(type.getAstNode().getModifier())
+                  || symbolTableService.hasInheritedScopeStereotype(type.getAstNode().getModifier());
           symbolMap.put(name, spansScope);
         }
       }

monticore-grammar/src/main/grammars/de/monticore/symbols/OOSymbols.mc4

@@ -89,7 +89,7 @@ component grammar OOSymbols extends BasicSymbols {
    * The new symbol MethodSymbol inherits from FunctionSymbol and 
    * mainly adds OO specific properties.
    */
-  interface scope symbol Method extends Function = Name ;
+  interface symbol Method extends Function = Name ;
 
   symbolrule Method =
     isConstructor: boolean

monticore-test/01.experiments/stcomposition01/src/main/grammars/SystematicScopeDeSer.mc4

@@ -0,0 +1,27 @@
+/* (c) https://github.com/MontiCore/monticore */
+grammar SystematicScopeDeSer extends de.monticore.MCBasics, de.monticore.symbols.OOSymbols {
+
+  CompilationUnit = MyScopeSymbolI* Method* Function*;
+  start CompilationUnit;
+
+  // Defines scope & interface
+  interface symbol scope MyScopeSymbolI = Name;
+
+  // In the symbol table, this is actually a MyScopeSymbolI
+  interface MyScopeSymbolI2 extends MyScopeSymbolI = Name;
+
+  // All of the following productions are symbols which span a scope
+  // Some explicitly define a "new" symbol, while others are MyScopeSymbolI-symbols
+                MyScopeSymbolIImpl1 implements MyScopeSymbolI = Name; // MyScopeSymbolI symbol
+  symbol        MyScopeSymbolIImpl2 implements MyScopeSymbolI = Name; // new symbol
+  symbol scope  MyScopeSymbolIImpl3 implements MyScopeSymbolI = Name; // new symbol
+
+                MyScopeSymbolI2Impl1 implements MyScopeSymbolI2 = Name; // MyScopeSymbolI symbol
+  symbol        MyScopeSymbolI2Impl2 implements MyScopeSymbolI2 = Name; // new symbol
+  symbol scope  MyScopeSymbolI2Impl3 implements MyScopeSymbolI2 = Name; // new symbol
+
+  // Also test using OO/Basic symbols
+  TestMethod implements Method = "method" Name;
+  TestFunction implements Function = "function" Name;
+
+}

monticore-test/01.experiments/stcomposition01/src/test/java/SystematicDeSerTest.java

@@ -0,0 +1,93 @@
+/* (c) https://github.com/MontiCore/monticore */
+import de.monticore.symbols.basicsymbols._symboltable.FunctionSymbol;
+import de.monticore.symbols.oosymbols._symboltable.MethodSymbol;
+import de.monticore.types.check.SymTypeObscure;
+import de.se_rwth.commons.logging.LogStub;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+import systematicscopedeser.SystematicScopeDeSerMill;
+import systematicscopedeser._symboltable.*;
+
+/**
+ * Test that the DeSer correctly handles inherited scope/symbols
+ * as well as their subscopes
+ */
+public class SystematicDeSerTest {
+
+  @BeforeAll
+  public static void init() {
+    LogStub.init();
+    LogStub.clearFindings();
+
+    SystematicScopeDeSerMill.init();
+  }
+
+  @Test
+  public void test() {
+    // Construct one of each symbol
+    var compU = SystematicScopeDeSerMill.compilationUnitBuilder();
+
+    // direct implementations of interface symbol scope MyScopeSymbolI
+    var i1 = SystematicScopeDeSerMill.myScopeSymbolIImpl1Builder().setName("i1").build();
+    compU.addMyScopeSymbolI(i1);
+    var i2 = SystematicScopeDeSerMill.myScopeSymbolIImpl2Builder().setName("i2").build();
+    compU.addMyScopeSymbolI(i2);
+    var i3 = SystematicScopeDeSerMill.myScopeSymbolIImpl3Builder().setName("i3").build();
+    compU.addMyScopeSymbolI(i3);
+
+    // indirect implementations of interface MyScopeSymbolI2 extends MyScopeSymbolI
+    var s1 = SystematicScopeDeSerMill.myScopeSymbolI2Impl1Builder().setName("s1").build();
+    compU.addMyScopeSymbolI(s1);
+    var s2 = SystematicScopeDeSerMill.myScopeSymbolI2Impl2Builder().setName("s2").build();
+    compU.addMyScopeSymbolI(s2);
+    var s3 = SystematicScopeDeSerMill.myScopeSymbolI2Impl3Builder().setName("s3").build();
+    compU.addMyScopeSymbolI(s3);
+    var m = SystematicScopeDeSerMill.testMethodBuilder().setName("m").build();
+    compU.addMethod(m);
+    var f = SystematicScopeDeSerMill.testFunctionBuilder().setName("f").build();
+    compU.addFunction(f);
+
+    var ast = compU.build();
+
+    var scope = SystematicScopeDeSerMill.scopesGenitorDelegator().createFromAST(ast);
+
+    // Set some SymTypeExpression information for the type field
+    m.getSymbol().setType(new SymTypeObscure());
+    f.getSymbol().setType(new SymTypeObscure());
+
+    Assertions.assertEquals(8, scope.getSubScopes().size());
+    // Test that the symbols are correct
+    Assertions.assertEquals(MyScopeSymbolISymbol.class, i1.getSymbol().getClass());
+    Assertions.assertEquals(MyScopeSymbolIImpl2Symbol.class, i2.getSymbol().getClass());
+    Assertions.assertEquals(MyScopeSymbolIImpl3Symbol.class, i3.getSymbol().getClass());
+    Assertions.assertEquals(MyScopeSymbolISymbol.class, s1.getSymbol().getClass());
+    Assertions.assertEquals(MyScopeSymbolI2Impl2Symbol.class, s2.getSymbol().getClass());
+    Assertions.assertEquals(MyScopeSymbolI2Impl3Symbol.class, s3.getSymbol().getClass());
+    Assertions.assertEquals(MethodSymbol.class, m.getSymbol().getClass());
+    Assertions.assertEquals(FunctionSymbol.class, f.getSymbol().getClass());
+
+    var s2j = new SystematicScopeDeSerSymbols2Json();
+
+    String serialized = s2j.serialize(scope);
+
+    // And now, do similar tests on the serialized & deserialized symbol table
+
+    var scope2 = s2j.deserialize(serialized);
+
+    Assertions.assertEquals(8, scope2.getSubScopes().size());
+    // Test that the symbols are present && correct
+    Assertions.assertEquals(MyScopeSymbolISymbol.class, scope2.resolveMyScopeSymbolI("i1").get().getClass());
+    Assertions.assertEquals(MyScopeSymbolIImpl2Symbol.class, scope2.resolveMyScopeSymbolIImpl2("i2").get().getClass());
+    Assertions.assertEquals(MyScopeSymbolIImpl3Symbol.class, scope2.resolveMyScopeSymbolIImpl3("i3").get().getClass());
+    Assertions.assertEquals(MyScopeSymbolISymbol.class, scope2.resolveMyScopeSymbolI("s1").get().getClass());
+    Assertions.assertEquals(MyScopeSymbolI2Impl2Symbol.class, scope2.resolveMyScopeSymbolI2Impl2("s2").get().getClass());
+    Assertions.assertEquals(MyScopeSymbolI2Impl3Symbol.class, scope2.resolveMyScopeSymbolI2Impl3("s3").get().getClass());
+    Assertions.assertEquals(MethodSymbol.class, scope2.resolveMethod("m").get().getClass());
+    Assertions.assertEquals(FunctionSymbol.class, scope2.resolveFunction("f").get().getClass());
+
+    Assertions.assertTrue(LogStub.getFindings().isEmpty());
+  }
+
+
+}