#392. Member declaration tests added
diff --git a/LanguageFeatures/Extension-methods/syntax_member_declarations_t01.dart b/LanguageFeatures/Extension-methods/syntax_member_declarations_t01.dart
new file mode 100644
index 0000000..0e4d954
--- /dev/null
+++ b/LanguageFeatures/Extension-methods/syntax_member_declarations_t01.dart
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file
+ * 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.
+ */
+/**
+ * @assertion an extension declaration is a top-level declaration with a grammar
+ * similar to:
+ * <extension> ::=
+ * `extension' <identifier>? <typeParameters>? `on' <type> `?'? `{'
+ * memberDeclaration*
+ * `}'
+ * ...
+ * The member declarations can be any non-abstract static or instance member
+ * declaration except for instance variables and constructors.
+ *
+ * @description Check that the member declarations can be any non-abstract
+ * static or instance member
+ * @author sgrekhov@unipro.ru
+ */
+// SharedOptions=--enable-experiment=extension-methods
+import "../../Utils/expect.dart";
+
+extension ExtendedList<T> on List<T> {
+ int get getter => this.length * 2;
+ List<T> operator-() => this.reversed.toList();
+ List<List<T>> split(int at) => <List<T>>[this.sublist(0, at), this.sublist(at)];
+ void set setter(int v) {this.length = v;}
+
+ static String get staticGetter => "List";
+ static void set staticSetter(String v) {staticVar = v;};
+ static String staticMethod(String s) => s;
+ static String staticVar = "Run, Forrest, run";
+}
+
+main() {
+ List<String> list = ["Lily", "was", "here"];
+
+ Expect.equals(6, list.getter);
+ Expect.listEquals([["Lily"], ["was", "here"]], list.split(1));
+ Expect.listEquals(["here", "was", "Lily"], -list.split);
+ list.setter = 13;
+ Expect.equals(13, list.length);
+
+ Expect.listEquals(["List"], List.staticGetter);
+ Expect.listEquals(["Lily was here"], List.staticMethod("Lily was here"));
+ Expect.equals("Run, Forrest, run", List.staticVar);
+ List.staticSetter = "Lily was here";
+ Expect.equals("Lily was here", List.staticVar);
+}
diff --git a/LanguageFeatures/Extension-methods/syntax_member_declarations_t02.dart b/LanguageFeatures/Extension-methods/syntax_member_declarations_t02.dart
new file mode 100644
index 0000000..0bc5eab
--- /dev/null
+++ b/LanguageFeatures/Extension-methods/syntax_member_declarations_t02.dart
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file
+ * 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.
+ */
+/**
+ * @assertion an extension declaration is a top-level declaration with a grammar
+ * similar to:
+ * <extension> ::=
+ * `extension' <identifier>? <typeParameters>? `on' <type> `?'? `{'
+ * memberDeclaration*
+ * `}'
+ * ...
+ * The member declarations can be any non-abstract static or instance member
+ * declaration except for instance variables and constructors.
+ *
+ * @description Check that it is a compile error if extension declares an
+ * instance variable, constructor or abstract method
+ * @author sgrekhov@unipro.ru
+ */
+// SharedOptions=--enable-experiment=extension-methods
+
+extension ExtendedList<T> on List<T> {
+ int instanceVar; //# 01: compile-time error
+ String _privateInstanceVar; //# 02: compile-time error
+ ExtendedList<T>() {} //# 03: compile-time error
+ ExtendedList<T>.named(int i) {} //# 04: compile-time error
+ void abstractMethod(String v); //# 05: compile-time error
+}
+
+main() {
+ List<String> list = ["Lily", "was", "here"];
+}
