Strong Mode option value validation.

pkg/analyzer/test/src/task/options_test.dart

Index: pkg/analyzer/test/src/task/options_test.dart
diff --git a/pkg/analyzer/test/src/task/options_test.dart b/pkg/analyzer/test/src/task/options_test.dart
index 6c734c4bace0eacb9e3a832a5f912eb024544a97..75c0a5a890339a34270c384d88437d4a9727fc21 100644
--- a/pkg/analyzer/test/src/task/options_test.dart
+++ b/pkg/analyzer/test/src/task/options_test.dart
@@ -41,6 +41,14 @@ class ContextConfigurationTest extends AbstractContextTest {
   Map<String, YamlNode> parseOptions(String source) =>
       optionsProvider.getOptionsFromString(source);
 
+  test_configure_bad_options_contents() {
+    configureContext('''
+analyzer:
+  strong-mode:true # misformatted
+''');
+    expect(analysisOptions.strongMode, false);
+  }
+
   test_configure_enableGenericMethods() {
     expect(analysisOptions.enableGenericMethods, false);
     configureContext('''
@@ -101,14 +109,6 @@ analyzer:
 ''');
     expect(analysisOptions.strongMode, false);
   }
-
-  test_configure_bad_options_contents() {
-    configureContext('''
-analyzer:
-  strong-mode:true # misformatted
-''');
-    expect(analysisOptions.strongMode, false);
-  }
 }
 
 @reflectiveTest
@@ -303,6 +303,15 @@ analyzer:
         []);
   }
 
+  test_analyzer_supported_strong_mode_supported_bad_value() {
+    validate(
+        '''
+analyzer:
+  strong-mode: w00t
+    ''',
+        [AnalysisOptionsWarningCode.UNSUPPORTED_VALUE]);
+  }
+
   test_analyzer_unsupported_option() {
     validate(
         '''