Lint option change propagation test.

pkg/analysis_server/test/analysis/notification_analysis_options_test.dart

Index: pkg/analysis_server/test/analysis/notification_analysis_options_test.dart
diff --git a/pkg/analysis_server/test/analysis/notification_analysis_options_test.dart b/pkg/analysis_server/test/analysis/notification_analysis_options_test.dart
index 0b32105f2348d13a8079809e24820813daf7ea48..f2835185c0f0229ab2354d6ff4a2fb66d609f99e 100644
--- a/pkg/analysis_server/test/analysis/notification_analysis_options_test.dart
+++ b/pkg/analysis_server/test/analysis/notification_analysis_options_test.dart
@@ -8,6 +8,7 @@ import 'package:analysis_server/plugin/protocol/protocol.dart';
 import 'package:analysis_server/src/constants.dart';
 import 'package:analysis_server/src/domain_analysis.dart';
 import 'package:analyzer/src/generated/engine.dart';
+import 'package:analyzer/src/services/lint.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 import 'package:unittest/unittest.dart';
 
@@ -85,6 +86,33 @@ analyzer:
     super.tearDown();
   }
 
+  test_lint_options_changes() async {
+    addOptionsFile('''
+linter:
+  rules:
+    - camel_case_types
+    - constant_identifier_names
+''');
+
+    addTestFile(testSource);
+    setAnalysisRoot();
+
+    await waitForTasksFinished();
+
+    verifyLintsEnabled(['camel_case_types', 'constant_identifier_names']);
+
+    addOptionsFile('''
+linter:
+  rules:
+    - camel_case_types
+''');
+
+    await pumpEventQueue();
+    await waitForTasksFinished();
+
+    verifyLintsEnabled(['camel_case_types']);
+  }
+
   test_options_file_added() async {
     addTestFile(testSource);
     setAnalysisRoot();
@@ -161,6 +189,12 @@ analyzer:
     verifyStrongMode(enabled: false);
   }
 
+  void verifyLintsEnabled(List<String> lints) {
+    expect(testContext.analysisOptions.lint, true);
+    var rules = getLints(testContext).map((rule) => rule.name);
+    expect(rules, unorderedEquals(lints));
+  }
+
   verifyStrongMode({bool enabled}) {
     // Verify strong-mode enabled.
     expect(testContext.analysisOptions.strongMode, enabled);