#83. Adding tests for generator exceptions

src/test/exceptions_test.dart

@@ -0,0 +1,42 @@
+import 'package:f_orm_m8_sqlite/orm_m8_generator.dart';
+import 'package:source_gen/source_gen.dart';
+import 'package:test/test.dart';
+import 'utils/test_file_utils.dart';
+import 'package:source_gen_test/source_gen_test.dart';
+
+void main() {
+  LibraryReader library_1;
+  LibraryReader library_2;
+  final path = testFilePath('test', 'src', 'model');
+
+  setUp(() async {
+    library_1 = await initializeLibraryReaderForDirectory(
+        path, "bad_nondbentity_probe.dart");
+    library_2 = await initializeLibraryReaderForDirectory(
+        path, "bad_no_datatable_annotation_probe.dart");
+  });
+
+  group('Exceptions tests', () {
+    final generator = OrmM8GeneratorForAnnotation();
+
+    test('Test Database models must implement DbEntity', () async {
+      String v = await generator.generate(library_1, null);
+
+      expect(
+          v.contains(
+              '''/*\nException: Database models must implement `DbEntity` interface!'''),
+          true);
+    });
+
+    test(
+        'Test the DbEntity implementations must be annotated with `@DataTable`!',
+        () async {
+      String v = await generator.generate(library_2, null);
+
+      expect(
+          v.contains(
+              '''/*\nException: The DbEntity implementations must be annotated with `@DataTable`!'''),
+          true);
+    });
+  });
+}

src/test/src/model/bad_no_datatable_annotation_probe.dart

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+import 'package:f_orm_m8/f_orm_m8.dart';
+
+// we do not allow the users to extends the Framework
+class DataTableExtension extends DataTable {
+  const DataTableExtension();
+}
+
+// exact @DataTable("my_bad_table") requirement is replaced with a user extension
+@DataTableExtension()
+class BadNonDbEntityProbe implements DbEntity {
+  @DataColumn("my_id_column",
+      metadataLevel: ColumnMetadata.primaryKey |
+          ColumnMetadata.unique |
+          ColumnMetadata.autoIncrement)
+  int id;
+
+  @DataColumn("my_description_column", metadataLevel: ColumnMetadata.unique)
+  String description;
+
+  @DataColumn("my_future_column",
+      metadataLevel: ColumnMetadata.ignore | ColumnMetadata.unique)
+  int futureData;
+
+  @DataColumn("my_account_id_column", metadataLevel: ColumnMetadata.notNull)
+  int accountId;
+}

src/test/src/model/bad_nondbentity_probe.dart

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+import 'package:f_orm_m8/f_orm_m8.dart';
+
+@DataTable("my_bad_table")
+class BadNonDbEntityProbe {
+  @DataColumn("my_id_column",
+      metadataLevel: ColumnMetadata.primaryKey |
+          ColumnMetadata.unique |
+          ColumnMetadata.autoIncrement)
+  int id;
+
+  @DataColumn("my_description_column", metadataLevel: ColumnMetadata.unique)
+  String description;
+
+  @DataColumn("my_future_column",
+      metadataLevel: ColumnMetadata.ignore | ColumnMetadata.unique)
+  int futureData;
+
+  @DataColumn("my_account_id_column", metadataLevel: ColumnMetadata.notNull)
+  int accountId;
+}