+;;; Async
+
+(js2-deftest-parse async-function-statement
+ "async function foo() {\n}")
+
+(js2-deftest-parse async-function-statement-inside-block
+ "if (true) {\n async function foo() {\n }\n}")
+
+(js2-deftest-parse async-function-expression-statements-are-verboten
+ "async function() {}" :syntax-error "(")
+
+(js2-deftest-parse async-named-function-expression
+ "a = async function b() {};")
+
+(js2-deftest-parse async-arrow-function-expression
+ "a = async (b) => { b;\n};")
+
+(js2-deftest-parse async-method-in-object-literal
+ "({async f() {}});")
+
+(js2-deftest-parse async-method-in-class-body
+ "class C {\n async foo() {}\n}")
+
+(js2-deftest-parse static-async-method-in-class-body
+ "class C {\n static async foo() {}\n}")
+
+(js2-deftest-parse async-method-allow-await
+ "({async f() { await x;\n}});")
+
+;;; Await
+
+(js2-deftest-parse await-is-ok "async function foo() {\n await bar();\n}")
+
+(js2-deftest-parse await-inside-assignment-is-ok
+ "async function foo() {\n var result = await bar();\n}")
+
+(js2-deftest-parse await-inside-array-is-ok
+ "async function foo() {\n var results = [await bar(), await baz()];\n}")
+
+(js2-deftest-parse await-inside-non-async-function-is-not-ok
+ "function foo() {\n await bar();\n}"
+ :syntax-error "await")
+
+(js2-deftest-parse await-inside-non-async-arrow-function-is-not-ok
+ "a = () => { await bar();\n}"
+ :syntax-error "await")
+
+;;; 'async' and 'await' are contextual keywords
+
+(js2-deftest-parse async-can-be-name
+ "void async;")
+
+(js2-deftest-parse async-can-be-object-name
+ "async.z;")
+
+(js2-deftest-parse async-can-be-var-name
+ "var async = 3;")
+
+(js2-deftest-parse async-can-be-function-name
+ "function async() {\n}")
+
+(js2-deftest-parse await-can-be-name
+ "void await;")
+
+(js2-deftest-parse await-can-be-object-name
+ "await.z;")
+
+(js2-deftest-parse await-can-be-var-name
+ "var await = 3;")
+
+(js2-deftest-parse await-can-be-function-name
+ "function await() {\n}")
+