test: fix tests

Author: francescovallone

packages/serinus/lib/src/containers/modules_container.dart

@@ -259,7 +259,7 @@ final class ModulesContainer {
     final dynamicEntry = await entrypoint.registerAsync(config);
     currentScope.extendWithDynamicModule(dynamicEntry);
 
-    if (currentScope.isEmpty) {
+    if (currentScope.isEmpty && !internal && entrypointToken != token) {
       _emptyModules.add(entrypoint.runtimeType);
       return;
     }

packages/serinus/test/core/module_test.dart

@@ -37,7 +37,7 @@ void main() async {
 
         await container.finalize(module);
 
-        expect(container.scopes.length, 2);
+        expect(container.scopes.length, 1);
       },
     );
 
@@ -113,7 +113,11 @@ void main() async {
       () async {
         final container = ModulesContainer(config);
 
-        final module = TestModule();
+        final module = TestModule(
+          providers: [
+            Provider.forValue<String>('TestModuleValue'),
+          ]
+        );
         final parents = container.getParents(module);
 
         expect(parents, []);
@@ -125,7 +129,11 @@ void main() async {
         ''',
       () async {
         final container = ModulesContainer(config);
-        final subModule = TestSubModule();
+        final subModule = TestSubModule(
+          providers: [
+            Provider.forValue<String>('TestSubModuleValue'),
+          ]
+        );
         final module = TestModule(imports: [subModule]);
 
         await container.registerModules(module);

packages/serinus/test/inspector/graph_inspector_test.dart

@@ -92,14 +92,18 @@ void main() {
             poweredByHeader: 'Powered by Serinus',
           ),
         );
-        final module = TestModule();
+        final module = TestModule(
+          providers: [
+            TestProvider()
+          ]
+        );
         final container = SerinusContainer(config, _MockAdapter());
         final inspector = container.inspector;
         final graph = inspector.graph;
         await container.modulesContainer.registerModules(module);
         inspector.inspectModules();
         expect(graph, isNotNull);
-        expect(graph.nodes.length, 1);
+        expect(graph.nodes.length, 2);
         expect(graph.edges.length, 0);
       },
     );