Test refactoring by folders. Running tests for all existing inputs.

generator/test/error_test.dart

@@ -0,0 +1,21 @@
+import 'package:realm_generator/realm_generator.dart';
+import 'package:test/test.dart';
+import 'test_util.dart';
+
+void main() {
+  const directory = 'test/error_test_data';
+  getListOfTestFiles(directory).forEach((inputFile, outputFile) {
+    executeTest(getTestName(inputFile), () async {
+      await expectLater(
+        () async => await generatorTestBuilder(directory, inputFile),
+        throwsA(
+          isA<RealmInvalidGenerationSourceError>().having(
+            (e) => e.format(),
+            'format()',
+            await readFileAsErrorFormattedString(directory, outputFile),
+          ),
+        ),
+      );
+    });
+  });
+}

generator/test/generator_test_io/bool_not_allowed_as_primary_key.expected → generator/test/error_test_data/bool_not_allowed_as_primary_key.expected

@@ -1,6 +1,6 @@
 Realm only support indexes on String, int, and bool fields
 
-in: asset:pkg/test/generator_test_io/bool_not_allowed_as_primary_key.dart:9:8
+in: asset:pkg/test/error_test_data/bool_not_allowed_as_primary_key.dart:9:8
   ╷
 5 │ @RealmModel()
 6 │ @MapTo('Bad')

generator/test/generator_test_io/bool_not_allowed_on_indexed_field.expected → generator/test/error_test_data/bool_not_allowed_on_indexed_field.expected

@@ -1,6 +1,6 @@
 Realm only support indexes on String, int, and bool fields
 
-in: asset:pkg/test/generator_test_io/bool_not_allowed_on_indexed_field.dart:9:8
+in: asset:pkg/test/error_test_data/bool_not_allowed_on_indexed_field.dart:9:8
   ╷
 5 │ @RealmModel()
 6 │ @MapTo('Bad')

generator/test/generator_test_io/defining_both_class_prefixes.expected → generator/test/error_test_data/defining_both_class_prefixes.expected

@@ -1,6 +1,6 @@
 Duplicate definition
 
-in: asset:pkg/test/generator_test_io/defining_both_class_prefixes.dart:9:7
+in: asset:pkg/test/error_test_data/defining_both_class_prefixes.dart:9:7
     ╷
 5   │ @RealmModel()
 6   │ class $Bad1 {}

generator/test/generator_test_io/double_primary_key.expected → generator/test/error_test_data/double_primary_key.expected

@@ -1,6 +1,6 @@
 Duplicate primary keys
 
-in: asset:pkg/test/generator_test_io/double_primary_key.dart:11:15
+in: asset:pkg/test/error_test_data/double_primary_key.dart:11:15
     ╷
 5   │ @RealmModel()
 6   │ class _Bad {

generator/test/generator_test_io/illigal_constructor.expected → generator/test/error_test_data/illigal_constructor.expected

@@ -1,6 +1,6 @@
 No constructors allowed on realm model classes
 
-in: asset:pkg/test/generator_test_io/illigal_constructor.dart:10:3
+in: asset:pkg/test/error_test_data/illigal_constructor.dart:10:3
     ╷
 5   │ @RealmModel()
 6   │ class _Bad {

generator/test/generator_test_io/invalid_extend.expected → generator/test/error_test_data/invalid_extend.expected

@@ -1,6 +1,6 @@
 Realm model classes can only extend Object
 
-in: asset:pkg/test/generator_test_io/invalid_extend.dart:8:7
+in: asset:pkg/test/error_test_data/invalid_extend.dart:8:7
   ╷
 7 │ @RealmModel()
 8 │ class _Bad extends Base {

generator/test/generator_test_io/invalid_model_name_mapping.expected → generator/test/error_test_data/invalid_model_name_mapping.expected

@@ -1,6 +1,6 @@
 Invalid class name
 
-in: asset:pkg/test/generator_test_io/invalid_model_name_mapping.dart:7:8
+in: asset:pkg/test/error_test_data/invalid_model_name_mapping.dart:7:8
    ╷
 6  │ @RealmModel()
 7  │ @MapTo(one) // <- invalid

generator/test/generator_test_io/invalid_model_name_prefix.expected → generator/test/error_test_data/invalid_model_name_prefix.expected

@@ -1,6 +1,6 @@
 Missing prefix on realm model name
 
-in: asset:pkg/test/generator_test_io/invalid_model_name_prefix.dart:6:7
+in: asset:pkg/test/error_test_data/invalid_model_name_prefix.dart:6:7
   ╷
 5 │ @RealmModel()
 6 │ class Bad {

generator/test/generator_test_io/list_of_list_not_supported.expected → generator/test/error_test_data/list_of_list_not_supported.expected

@@ -1,6 +1,6 @@
 Not a realm type
 
-in: asset:pkg/test/generator_test_io/list_of_list_not_supported.dart:8:21
+in: asset:pkg/test/error_test_data/list_of_list_not_supported.dart:8:21
     ╷
 5   │   @RealmModel()
 6   │   class _Bad {

generator/test/generator_test_io/map_unsupported.expected → generator/test/error_test_data/map_unsupported.expected

@@ -1,6 +1,6 @@
 Field type not supported yet
 
-in: asset:pkg/test/generator_test_io/map_unsupported.dart:7:8
+in: asset:pkg/test/error_test_data/map_unsupported.dart:7:8
   ╷
 5 │ @RealmModel()
 6 │ class _Person {

generator/test/generator_test_io/missing_underscore.expected → generator/test/error_test_data/missing_underscore.expected

@@ -1,6 +1,6 @@
 Not a realm type
 
-in: asset:pkg/test/generator_test_io/missing_underscore.dart:7:8
+in: asset:pkg/test/error_test_data/missing_underscore.dart:7:8
   ╷
 5 │ @RealmModel()
 6 │ class _Bad {

generator/test/generator_test_io/non_nullable_realm_object_reference.expected → generator/test/error_test_data/non_nullable_realm_object_reference.expected

@@ -1,6 +1,6 @@
 Realm object references must be nullable
 
-in: asset:pkg/test/generator_test_io/non_nullable_realm_object_reference.dart:13:8
+in: asset:pkg/test/error_test_data/non_nullable_realm_object_reference.dart:13:8
     ╷
 8   │ @RealmModel()
 9   │ class _Bad {

generator/test/generator_test_io/not_a_realm_type.expected → generator/test/error_test_data/not_a_realm_type.expected

@@ -1,6 +1,6 @@
 Not a realm type
 
-in: asset:pkg/test/generator_test_io/not_a_realm_type.dart:9:8
+in: asset:pkg/test/error_test_data/not_a_realm_type.dart:9:8
     ╷
 5   │ class NonRealm {}
     │       ━━━━━━━━ 

generator/test/generator_test_io/not_an_indexable_type.expected → generator/test/error_test_data/not_an_indexable_type.expected

@@ -1,6 +1,6 @@
 Realm only support indexes on String, int, and bool fields
 
-in: asset:pkg/test/generator_test_io/not_an_indexable_type.dart:9:8
+in: asset:pkg/test/error_test_data/not_an_indexable_type.dart:9:8
   ╷
 6 │ @RealmModel()
 7 │ class _Bad {

generator/test/generator_test_io/nullable_list.expected → generator/test/error_test_data/nullable_list.expected

@@ -1,6 +1,6 @@
 Realm collections cannot be nullable
 
-in: asset:pkg/test/generator_test_io/nullable_list.dart:10:3
+in: asset:pkg/test/error_test_data/nullable_list.dart:10:3
     ╷
 5   │ @RealmModel()
 6   │ class _Bad {

generator/test/generator_test_io/nullable_list_elements.expected → generator/test/error_test_data/nullable_list_elements.expected

@@ -1,6 +1,6 @@
 Nullable realm objects are not allowed in collections
 
-in: asset:pkg/test/generator_test_io/nullable_list_elements.dart:14:8
+in: asset:pkg/test/error_test_data/nullable_list_elements.dart:14:8
     ╷
 8   │ @RealmModel()
 9   │ class _Bad {

generator/test/generator_test_io/primary_key_cannot_be_nullable.expected → generator/test/error_test_data/primary_key_cannot_be_nullable.expected

@@ -1,6 +1,6 @@
 Primary key cannot be nullable
 
-in: asset:pkg/test/generator_test_io/primary_key_cannot_be_nullable.dart:8:3
+in: asset:pkg/test/error_test_data/primary_key_cannot_be_nullable.dart:8:3
   ╷
 5 │ @RealmModel()
 6 │ class _Bad {

generator/test/generator_test_io/repeated_class_annotations.expected → generator/test/error_test_data/repeated_class_annotations.expected

@@ -1,6 +1,6 @@
 Repeated annotation
 
-in: asset:pkg/test/generator_test_io/repeated_class_annotations.dart:7:1
+in: asset:pkg/test/error_test_data/repeated_class_annotations.dart:7:1
     ╷
 5   │ @RealmModel()
     │ ━━━━━━━━━━━━━ 

generator/test/generator_test_io/repeated_field_annotations.expected → generator/test/error_test_data/repeated_field_annotations.expected

@@ -1,6 +1,6 @@
 Repeated annotation
 
-in: asset:pkg/test/generator_test_io/repeated_field_annotations.dart:9:3
+in: asset:pkg/test/error_test_data/repeated_field_annotations.dart:9:3
     ╷
 5   │ @RealmModel()
 6   │ class _Bad {

generator/test/generator_test_io/reusing_map_to_name.expected → generator/test/error_test_data/reusing_map_to_name.expected

@@ -1,6 +1,6 @@
 Duplicate definition
 
-in: asset:pkg/test/generator_test_io/reusing_map_to_name.dart:11:7
+in: asset:pkg/test/error_test_data/reusing_map_to_name.dart:11:7
     ╷
 5   │ @RealmModel()
 6   │ @MapTo('Bad3')

generator/test/generator_test_io/set_unsupported.expected → generator/test/error_test_data/set_unsupported.expected

@@ -1,6 +1,6 @@
 Field type not supported yet
 
-in: asset:pkg/test/generator_test_io/set_unsupported.dart:7:8
+in: asset:pkg/test/error_test_data/set_unsupported.dart:7:8
   ╷
 5 │ @RealmModel()
 6 │ class _Person {

generator/test/good_test.dart

@@ -1,20 +1,10 @@
-
 import 'test_util.dart';
 
 void main() {
-  final tests = {
-    'required argument with default value',
-    'required argument',
-    'list initialization',
-    'optional argument',
-    'user defined getter',
-  };
-
-  for (var testData in tests) {
-    var fileName = testData.replaceAll(' ', '_');
-
-    generatorTest(testData, () async {
-      await generatorTestBuilder('good_test_io', '$fileName.dart', '$fileName.expected');
+  const directory = 'test/good_test_data';
+  getListOfTestFiles(directory).forEach((inputFile, outputFile) {
+    executeTest(getTestName(inputFile), () async {
+      await generatorTestBuilder(directory, inputFile, outputFile);
     });
-  }
+  });
 }

generator/test/info_test.dart

@@ -0,0 +1,32 @@
+import 'package:build_test/build_test.dart';
+import 'package:realm_generator/realm_generator.dart';
+import 'package:test/test.dart';
+import 'test_util.dart';
+
+void main() {
+  const directory = 'test/info_test_data';
+  getListOfTestFiles(directory).forEach((inputFile, outputFile) {
+    executeTest(getTestName(inputFile), () async {
+      final sb = StringBuffer();
+      var done = false;
+
+      await testBuilder(
+        generateRealmObjects(),
+        await getInputFileAsset('$directory/$inputFile'),
+        reader: await PackageAssetReader.currentIsolate(),
+        onLog: (l) {
+          if (!done) {
+            // disregard all, but first record
+            sb.writeln(l);
+            done = true;
+          }
+        },
+      );
+
+      expect(
+        sb.toString(),
+        await readFileAsErrorFormattedString(directory, outputFile),
+      );
+    });
+  });
+}

generator/test/generator_test_io/primary_key_always_indexed.expected → generator/test/info_test_data/primary_key_always_indexed.expected

@@ -1,6 +1,6 @@
 [INFO] testBuilder: Indexed is implied for a primary key
 
-in: asset:pkg/test/generator_test_io/primary_key_always_indexed.dart:9:12
+in: asset:pkg/test/info_test_data/primary_key_always_indexed.dart:9:12
   ╷
 7 │   @PrimaryKey()
 8 │   @Indexed()