Matan Lurey bf36437cae
Add --dry-run to dev/bots/test.dart. (#158956)
Closes https://github.com/flutter/flutter/issues/158884.

/cc @reidbaker.

Example output:

```sh
% SHARD=tool_integration_tests SUBSHARD=6_6 dart dev/bots/test.dart --dry-run 
▌13:59:18▐ STARTING ANALYSIS
▌13:59:18▐ --dry-run enabled. Tests will not actually be executed.
▌13:59:18▐ SHARD=tool_integration_tests
▌13:59:18▐ SUBSHARD=6_6
▌13:59:18▐ |> bin/flutter: 
  --version
▌13:59:18▐ |> bin/cache/dart-sdk/bin/dart (packages/flutter_tools): 
  run
  test
  --reporter=expanded
  --file-reporter=json:/var/folders/qw/qw_3qd1x4kz5w975jhdq4k58007b7h/T/metrics_1731621558619861.json
  --test-randomize-ordering-seed=20241114
  -j1
  test/integration.shard/shader_compiler_test.dart
  test/integration.shard/overall_experience_test.dart
  test/integration.shard/expression_evaluation_test.dart
  test/integration.shard/isolated/native_assets_without_cbuild_assemble_test.dart
  test/integration.shard/isolated/native_assets_test.dart
  test/integration.shard/isolated/native_assets_agp_version_test.dart
  test/integration.shard/coverage_collection_test.dart
  test/integration.shard/devtools_uri_test.dart
  test/integration.shard/deprecated_gradle_settings_test.dart
  test/integration.shard/batch_entrypoint_test.dart
  test/integration.shard/bash_entrypoint_test.dart
  test/integration.shard/background_isolate_test.dart
```
2024-11-20 21:01:54 +00:00
..