From a0ddf7bfe417f54799602a60ef5bf68a12fa60b0 Mon Sep 17 00:00:00 2001
From: jugglinmike <mike@mikepennisi.com>
Date: Thu, 19 May 2016 12:54:49 -0400
Subject: [PATCH] Add tests for generator intrinsic default proto (#636)
---
.../expressions/generators/default-proto.js | 33 +++++++++++++++++++
.../statements/generators/default-proto.js | 33 +++++++++++++++++++
2 files changed, 66 insertions(+)
create mode 100644 test/language/expressions/generators/default-proto.js
create mode 100644 test/language/statements/generators/default-proto.js
diff --git a/test/language/expressions/generators/default-proto.js b/test/language/expressions/generators/default-proto.js
new file mode 100644
index 0000000000..e60702f089
--- /dev/null
+++ b/test/language/expressions/generators/default-proto.js
@@ -0,0 +1,33 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-generator-function-definitions-runtime-semantics-evaluatebody
+es6id: 14.4.11
+description: Intrinsic default prototype of GeneratorFunctions
+info: |
+ 1. Let G be ? OrdinaryCreateFromConstructor(functionObject,
+ "%GeneratorPrototype%", « [[GeneratorState]], [[GeneratorContext]] »).
+ [...]
+
+ 9.1.13 OrdinaryCreateFromConstructor
+
+ [...]
+ 2. Let proto be ? GetPrototypeFromConstructor(constructor,
+ intrinsicDefaultProto).
+ 3. Return ObjectCreate(proto, internalSlotsList).
+
+ 9.1.14 GetPrototypeFromConstructor
+
+ [...]
+ 3. Let proto be ? Get(constructor, "prototype").
+ 4. If Type(proto) is not Object, then
+ a. Let realm be ? GetFunctionRealm(constructor).
+ b. Let proto be realm's intrinsic object named intrinsicDefaultProto.
+ [...]
+---*/
+
+var g = function*() {};
+var GeneratorPrototype = Object.getPrototypeOf(g).prototype;
+g.prototype = null;
+
+assert.sameValue(Object.getPrototypeOf(g()), GeneratorPrototype);
diff --git a/test/language/statements/generators/default-proto.js b/test/language/statements/generators/default-proto.js
new file mode 100644
index 0000000000..96469f7be4
--- /dev/null
+++ b/test/language/statements/generators/default-proto.js
@@ -0,0 +1,33 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-generator-function-definitions-runtime-semantics-evaluatebody
+es6id: 14.4.11
+description: Intrinsic default prototype of GeneratorFunctions
+info: |
+ 1. Let G be ? OrdinaryCreateFromConstructor(functionObject,
+ "%GeneratorPrototype%", « [[GeneratorState]], [[GeneratorContext]] »).
+ [...]
+
+ 9.1.13 OrdinaryCreateFromConstructor
+
+ [...]
+ 2. Let proto be ? GetPrototypeFromConstructor(constructor,
+ intrinsicDefaultProto).
+ 3. Return ObjectCreate(proto, internalSlotsList).
+
+ 9.1.14 GetPrototypeFromConstructor
+
+ [...]
+ 3. Let proto be ? Get(constructor, "prototype").
+ 4. If Type(proto) is not Object, then
+ a. Let realm be ? GetFunctionRealm(constructor).
+ b. Let proto be realm's intrinsic object named intrinsicDefaultProto.
+ [...]
+---*/
+
+function* g() {}
+var GeneratorPrototype = Object.getPrototypeOf(g).prototype;
+g.prototype = null;
+
+assert.sameValue(Object.getPrototypeOf(g()), GeneratorPrototype);
--
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