analyzer: move testing utilities to analyzer_testing package

Work towards https://github.com/dart-lang/sdk/issues/55660

Change-Id: Iae062d95e5cf3b94b540496242b3627268ac2612
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/428844
Commit-Queue: Samuel Rawlins <srawlins@google.com>
Reviewed-by: Paul Berry <paulberry@google.com>
diff --git a/pkg/analysis_server/test/analysis_server_base.dart b/pkg/analysis_server/test/analysis_server_base.dart
index 1a71ead..0f9c58b 100644
--- a/pkg/analysis_server/test/analysis_server_base.dart
+++ b/pkg/analysis_server/test/analysis_server_base.dart
@@ -22,7 +22,7 @@
 import 'package:analyzer_testing/mock_packages/mock_packages.dart';
 import 'package:analyzer_testing/resource_provider_mixin.dart';
 import 'package:analyzer_testing/utilities/extensions/resource_provider.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:meta/meta.dart';
 import 'package:test/test.dart';
 import 'package:unified_analytics/unified_analytics.dart';
diff --git a/pkg/analysis_server/test/domain_analysis_test.dart b/pkg/analysis_server/test/domain_analysis_test.dart
index 325d362..6fb8b68 100644
--- a/pkg/analysis_server/test/domain_analysis_test.dart
+++ b/pkg/analysis_server/test/domain_analysis_test.dart
@@ -15,7 +15,7 @@
 import 'package:analyzer/utilities/package_config_file_builder.dart';
 import 'package:analyzer_plugin/protocol/protocol_common.dart';
 import 'package:analyzer_plugin/protocol/protocol_generated.dart' as plugin;
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:analyzer_utilities/testing/tree_string_sink.dart';
 import 'package:collection/collection.dart';
 import 'package:test/test.dart';
diff --git a/pkg/analysis_server/test/edit/sort_members_test.dart b/pkg/analysis_server/test/edit/sort_members_test.dart
index ff23854..1d69c1c 100644
--- a/pkg/analysis_server/test/edit/sort_members_test.dart
+++ b/pkg/analysis_server/test/edit/sort_members_test.dart
@@ -4,7 +4,7 @@
 
 import 'package:analysis_server/protocol/protocol_generated.dart';
 import 'package:analyzer_plugin/protocol/protocol_common.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:linter/src/lint_names.dart';
 import 'package:linter/src/rules.dart';
 import 'package:test/test.dart';
diff --git a/pkg/analysis_server/test/integration/support/integration_tests.dart b/pkg/analysis_server/test/integration/support/integration_tests.dart
index f2af29a..aab1099 100644
--- a/pkg/analysis_server/test/integration/support/integration_tests.dart
+++ b/pkg/analysis_server/test/integration/support/integration_tests.dart
@@ -13,7 +13,7 @@
 import 'package:analyzer/file_system/physical_file_system.dart';
 import 'package:analyzer/src/util/file_paths.dart' as file_paths;
 import 'package:analyzer_testing/mock_packages/mock_packages.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:meta/meta.dart';
 import 'package:path/path.dart' as path;
 import 'package:test/test.dart';
diff --git a/pkg/analysis_server/test/services/completion/dart/declaration/closure_test.dart b/pkg/analysis_server/test/services/completion/dart/declaration/closure_test.dart
index da036c8..10f9d14 100644
--- a/pkg/analysis_server/test/services/completion/dart/declaration/closure_test.dart
+++ b/pkg/analysis_server/test/services/completion/dart/declaration/closure_test.dart
@@ -2,7 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:linter/src/lint_names.dart';
 import 'package:linter/src/rules.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
diff --git a/pkg/analysis_server/test/services/correction/sort_members_test.dart b/pkg/analysis_server/test/services/correction/sort_members_test.dart
index 7e933b4..638bd39 100644
--- a/pkg/analysis_server/test/services/correction/sort_members_test.dart
+++ b/pkg/analysis_server/test/services/correction/sort_members_test.dart
@@ -4,7 +4,7 @@
 
 import 'package:analysis_server/src/services/correction/sort_members.dart';
 import 'package:analyzer_plugin/protocol/protocol_common.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:linter/src/lint_names.dart';
 import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
diff --git a/pkg/analysis_server/test/services/refactoring/legacy/extract_method_test.dart b/pkg/analysis_server/test/services/refactoring/legacy/extract_method_test.dart
index cd80f4a..831cce3 100644
--- a/pkg/analysis_server/test/services/refactoring/legacy/extract_method_test.dart
+++ b/pkg/analysis_server/test/services/refactoring/legacy/extract_method_test.dart
@@ -7,7 +7,7 @@
 import 'package:analyzer/utilities/package_config_file_builder.dart';
 import 'package:analyzer_plugin/protocol/protocol_common.dart';
 import 'package:analyzer_plugin/src/utilities/string_utilities.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:linter/src/rules.dart';
 import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
diff --git a/pkg/analysis_server/test/src/computer/import_elements_computer_test.dart b/pkg/analysis_server/test/src/computer/import_elements_computer_test.dart
index 502e9a8..55ac97c 100644
--- a/pkg/analysis_server/test/src/computer/import_elements_computer_test.dart
+++ b/pkg/analysis_server/test/src/computer/import_elements_computer_test.dart
@@ -6,7 +6,7 @@
 import 'package:analysis_server/src/computer/import_elements_computer.dart';
 import 'package:analyzer/utilities/package_config_file_builder.dart';
 import 'package:analyzer_plugin/protocol/protocol_common.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:linter/src/rules.dart';
 import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
diff --git a/pkg/analysis_server/test/src/services/correction/fix/add_missing_required_argument_test.dart b/pkg/analysis_server/test/src/services/correction/fix/add_missing_required_argument_test.dart
index c994a5d..048536a 100644
--- a/pkg/analysis_server/test/src/services/correction/fix/add_missing_required_argument_test.dart
+++ b/pkg/analysis_server/test/src/services/correction/fix/add_missing_required_argument_test.dart
@@ -4,7 +4,7 @@
 
 import 'package:analysis_server/src/services/correction/fix.dart';
 import 'package:analyzer_plugin/utilities/fixes/fixes.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import 'fix_processor.dart';
diff --git a/pkg/analyzer/test/generated/error_suppression_test.dart b/pkg/analyzer/test/generated/error_suppression_test.dart
index cacac24..274a686 100644
--- a/pkg/analyzer/test/generated/error_suppression_test.dart
+++ b/pkg/analyzer/test/generated/error_suppression_test.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:analyzer/src/error/codes.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:linter/src/lint_codes.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
diff --git a/pkg/analyzer/test/src/dart/analysis/context_builder_test.dart b/pkg/analyzer/test/src/dart/analysis/context_builder_test.dart
index 8e8c418..439cc0e 100644
--- a/pkg/analyzer/test/src/dart/analysis/context_builder_test.dart
+++ b/pkg/analyzer/test/src/dart/analysis/context_builder_test.dart
@@ -21,7 +21,7 @@
 import 'package:analyzer/src/workspace/basic.dart';
 import 'package:analyzer/src/workspace/blaze.dart';
 import 'package:analyzer_testing/resource_provider_mixin.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
diff --git a/pkg/analyzer/test/src/dart/analysis/driver_caching_test.dart b/pkg/analyzer/test/src/dart/analysis/driver_caching_test.dart
index 3b01e76..1670287 100644
--- a/pkg/analyzer/test/src/dart/analysis/driver_caching_test.dart
+++ b/pkg/analyzer/test/src/dart/analysis/driver_caching_test.dart
@@ -11,7 +11,7 @@
 import 'package:analyzer/src/dart/analysis/driver.dart';
 import 'package:analyzer/src/error/codes.dart';
 import 'package:analyzer/utilities/package_config_file_builder.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
diff --git a/pkg/analyzer/test/src/dart/analysis/driver_test.dart b/pkg/analyzer/test/src/dart/analysis/driver_test.dart
index 4597d89..f1810c9 100644
--- a/pkg/analyzer/test/src/dart/analysis/driver_test.dart
+++ b/pkg/analyzer/test/src/dart/analysis/driver_test.dart
@@ -23,7 +23,7 @@
 import 'package:analyzer/src/test_utilities/lint_registration_mixin.dart';
 import 'package:analyzer/src/utilities/extensions/async.dart';
 import 'package:analyzer/utilities/package_config_file_builder.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:analyzer_utilities/testing/tree_string_sink.dart';
 import 'package:linter/src/rules.dart';
 import 'package:test/test.dart';
diff --git a/pkg/analyzer/test/src/dart/resolution/context_collection_resolution.dart b/pkg/analyzer/test/src/dart/resolution/context_collection_resolution.dart
index d7d3da4..c0e07d3 100644
--- a/pkg/analyzer/test/src/dart/resolution/context_collection_resolution.dart
+++ b/pkg/analyzer/test/src/dart/resolution/context_collection_resolution.dart
@@ -25,7 +25,7 @@
 import 'package:analyzer_testing/experiments/experiments.dart';
 import 'package:analyzer_testing/mock_packages/mock_packages.dart';
 import 'package:analyzer_testing/resource_provider_mixin.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:analyzer_utilities/testing/tree_string_sink.dart';
 import 'package:linter/src/rules.dart';
 import 'package:meta/meta.dart';
diff --git a/pkg/analyzer/test/src/diagnostics/duplicate_ignore_test.dart b/pkg/analyzer/test/src/diagnostics/duplicate_ignore_test.dart
index 1d3b367..88b5d13 100644
--- a/pkg/analyzer/test/src/diagnostics/duplicate_ignore_test.dart
+++ b/pkg/analyzer/test/src/diagnostics/duplicate_ignore_test.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:analyzer/src/error/codes.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../dart/resolution/context_collection_resolution.dart';
diff --git a/pkg/analyzer/test/src/diagnostics/inference_failure_on_collection_literal_test.dart b/pkg/analyzer/test/src/diagnostics/inference_failure_on_collection_literal_test.dart
index 662dac2..50b0974 100644
--- a/pkg/analyzer/test/src/diagnostics/inference_failure_on_collection_literal_test.dart
+++ b/pkg/analyzer/test/src/diagnostics/inference_failure_on_collection_literal_test.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:analyzer/src/error/codes.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../dart/resolution/context_collection_resolution.dart';
diff --git a/pkg/analyzer/test/src/diagnostics/inference_failure_on_function_invocation_test.dart b/pkg/analyzer/test/src/diagnostics/inference_failure_on_function_invocation_test.dart
index 21a8a6c..61290cc 100644
--- a/pkg/analyzer/test/src/diagnostics/inference_failure_on_function_invocation_test.dart
+++ b/pkg/analyzer/test/src/diagnostics/inference_failure_on_function_invocation_test.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:analyzer/src/error/codes.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../dart/resolution/context_collection_resolution.dart';
diff --git a/pkg/analyzer/test/src/diagnostics/inference_failure_on_function_return_type_test.dart b/pkg/analyzer/test/src/diagnostics/inference_failure_on_function_return_type_test.dart
index b40256b..a935292 100644
--- a/pkg/analyzer/test/src/diagnostics/inference_failure_on_function_return_type_test.dart
+++ b/pkg/analyzer/test/src/diagnostics/inference_failure_on_function_return_type_test.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:analyzer/src/error/codes.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../dart/resolution/context_collection_resolution.dart';
diff --git a/pkg/analyzer/test/src/diagnostics/inference_failure_on_generic_invocation_test.dart b/pkg/analyzer/test/src/diagnostics/inference_failure_on_generic_invocation_test.dart
index 9723db8..f92b3d1 100644
--- a/pkg/analyzer/test/src/diagnostics/inference_failure_on_generic_invocation_test.dart
+++ b/pkg/analyzer/test/src/diagnostics/inference_failure_on_generic_invocation_test.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:analyzer/src/error/codes.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../dart/resolution/context_collection_resolution.dart';
diff --git a/pkg/analyzer/test/src/diagnostics/inference_failure_on_instance_creation_test.dart b/pkg/analyzer/test/src/diagnostics/inference_failure_on_instance_creation_test.dart
index 889976e..1b57bae 100644
--- a/pkg/analyzer/test/src/diagnostics/inference_failure_on_instance_creation_test.dart
+++ b/pkg/analyzer/test/src/diagnostics/inference_failure_on_instance_creation_test.dart
@@ -4,7 +4,7 @@
 
 import 'package:analyzer/src/error/codes.dart';
 import 'package:analyzer/utilities/package_config_file_builder.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
diff --git a/pkg/analyzer/test/src/diagnostics/inference_failure_on_uninitialized_variable_test.dart b/pkg/analyzer/test/src/diagnostics/inference_failure_on_uninitialized_variable_test.dart
index 01a894c..47c1a09 100644
--- a/pkg/analyzer/test/src/diagnostics/inference_failure_on_uninitialized_variable_test.dart
+++ b/pkg/analyzer/test/src/diagnostics/inference_failure_on_uninitialized_variable_test.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:analyzer/src/error/codes.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../dart/resolution/context_collection_resolution.dart';
diff --git a/pkg/analyzer/test/src/diagnostics/inference_failure_on_untyped_parameter_test.dart b/pkg/analyzer/test/src/diagnostics/inference_failure_on_untyped_parameter_test.dart
index 906b606..c8b3dfa 100644
--- a/pkg/analyzer/test/src/diagnostics/inference_failure_on_untyped_parameter_test.dart
+++ b/pkg/analyzer/test/src/diagnostics/inference_failure_on_untyped_parameter_test.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:analyzer/src/error/codes.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../dart/resolution/context_collection_resolution.dart';
diff --git a/pkg/analyzer/test/src/diagnostics/invalid_use_of_internal_member_test.dart b/pkg/analyzer/test/src/diagnostics/invalid_use_of_internal_member_test.dart
index c277086..537740c 100644
--- a/pkg/analyzer/test/src/diagnostics/invalid_use_of_internal_member_test.dart
+++ b/pkg/analyzer/test/src/diagnostics/invalid_use_of_internal_member_test.dart
@@ -4,7 +4,7 @@
 
 import 'package:analyzer/src/error/codes.dart';
 import 'package:analyzer/utilities/package_config_file_builder.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../dart/resolution/context_collection_resolution.dart';
diff --git a/pkg/analyzer/test/src/diagnostics/sdk_constraint_verifier_support.dart b/pkg/analyzer/test/src/diagnostics/sdk_constraint_verifier_support.dart
index 89cd09a..5a9b2627 100644
--- a/pkg/analyzer/test/src/diagnostics/sdk_constraint_verifier_support.dart
+++ b/pkg/analyzer/test/src/diagnostics/sdk_constraint_verifier_support.dart
@@ -2,7 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 
 import '../../generated/test_support.dart';
 import '../dart/resolution/context_collection_resolution.dart';
diff --git a/pkg/analyzer/test/src/diagnostics/strict_raw_type_test.dart b/pkg/analyzer/test/src/diagnostics/strict_raw_type_test.dart
index 6f0bb8e..db70fe2 100644
--- a/pkg/analyzer/test/src/diagnostics/strict_raw_type_test.dart
+++ b/pkg/analyzer/test/src/diagnostics/strict_raw_type_test.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:analyzer/src/error/codes.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../dart/resolution/context_collection_resolution.dart';
diff --git a/pkg/analyzer/test/src/diagnostics/unignorable_ignore_test.dart b/pkg/analyzer/test/src/diagnostics/unignorable_ignore_test.dart
index 3ba4973..e05a140 100644
--- a/pkg/analyzer/test/src/diagnostics/unignorable_ignore_test.dart
+++ b/pkg/analyzer/test/src/diagnostics/unignorable_ignore_test.dart
@@ -8,7 +8,7 @@
 import 'package:analyzer/src/error/codes.dart';
 import 'package:analyzer/src/lint/linter.dart';
 import 'package:analyzer/src/test_utilities/lint_registration_mixin.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../dart/resolution/context_collection_resolution.dart';
diff --git a/pkg/analyzer/test/src/summary/elements/type_inference_test.dart b/pkg/analyzer/test/src/summary/elements/type_inference_test.dart
index a5f40f9..69bc110 100644
--- a/pkg/analyzer/test/src/summary/elements/type_inference_test.dart
+++ b/pkg/analyzer/test/src/summary/elements/type_inference_test.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:analyzer/dart/element/type.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
diff --git a/pkg/analyzer/test/verify_diagnostics_test.dart b/pkg/analyzer/test/verify_diagnostics_test.dart
index 58ab49a..15b561b 100644
--- a/pkg/analyzer/test/verify_diagnostics_test.dart
+++ b/pkg/analyzer/test/verify_diagnostics_test.dart
@@ -5,7 +5,7 @@
 import 'package:analyzer/diagnostic/diagnostic.dart';
 import 'package:analyzer/error/error.dart';
 import 'package:analyzer/utilities/package_config_file_builder.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
diff --git a/pkg/analyzer_testing/api.txt b/pkg/analyzer_testing/api.txt
index 7542135..2d2c17a 100644
--- a/pkg/analyzer_testing/api.txt
+++ b/pkg/analyzer_testing/api.txt
@@ -54,11 +54,15 @@
 package:analyzer_testing/utilities/extensions/resource_provider.dart:
   ResourceProviderExtension (extension on ResourceProvider):
     convertPath (method: String Function(String))
+package:analyzer_testing/utilities/utilities.dart:
+  analysisOptionsContent (function: String Function({List<String> experiments, List<String> includes, List<String> legacyPlugins, List<String> rules, bool strictCasts, bool strictInference, bool strictRawTypes, List<String> unignorableNames}))
+  pubspecYamlContent (function: String Function({List<String> dependencies, String? name, String? sdkVersion}))
 dart:core:
   List (referenced)
   Object (referenced)
   String (referenced)
   Uri (referenced)
+  bool (referenced)
 package:analyzer/file_system/file_system.dart:
   File (referenced)
   Folder (referenced)
diff --git a/pkg/analyzer_utilities/lib/testing/test_support.dart b/pkg/analyzer_testing/lib/utilities/utilities.dart
similarity index 100%
rename from pkg/analyzer_utilities/lib/testing/test_support.dart
rename to pkg/analyzer_testing/lib/utilities/utilities.dart
diff --git a/pkg/linter/test/rule_test_support.dart b/pkg/linter/test/rule_test_support.dart
index 310d444..735fae1 100644
--- a/pkg/linter/test/rule_test_support.dart
+++ b/pkg/linter/test/rule_test_support.dart
@@ -24,7 +24,7 @@
 import 'package:analyzer_testing/experiments/experiments.dart';
 import 'package:analyzer_testing/mock_packages/mock_packages.dart';
 import 'package:analyzer_testing/resource_provider_mixin.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:collection/collection.dart';
 import 'package:linter/src/rules.dart';
 import 'package:meta/meta.dart';
diff --git a/pkg/linter/test/rules/public_member_api_docs_test.dart b/pkg/linter/test/rules/public_member_api_docs_test.dart
index cf42e3c..18b731b 100644
--- a/pkg/linter/test/rules/public_member_api_docs_test.dart
+++ b/pkg/linter/test/rules/public_member_api_docs_test.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:analyzer/utilities/package_config_file_builder.dart';
-import 'package:analyzer_utilities/testing/test_support.dart';
+import 'package:analyzer_testing/utilities/utilities.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../rule_test_support.dart';