[PPAPI] It is now possible to pass filesystems from JavaScript to NaCl modules.

ppapi/tests/test_post_message.h

Index: ppapi/tests/test_post_message.h
diff --git a/ppapi/tests/test_post_message.h b/ppapi/tests/test_post_message.h
index 2f2f6287c087d4cab70a64505ddc4f1bb9964334..90ed3c12e0bfcf4eb606b69943e8386c9767434c 100644
--- a/ppapi/tests/test_post_message.h
+++ b/ppapi/tests/test_post_message.h
@@ -8,6 +8,9 @@
 #include <string>
 #include <vector>
 
+#include "ppapi/c/dev/ppb_var_resource_dev.h"
+#include "ppapi/c/ppb_file_system.h"
+#include "ppapi/c/ppb_var.h"
 #include "ppapi/tests/test_case.h"
 
 class TestPostMessage : public TestCase {
@@ -38,6 +41,12 @@ class TestPostMessage : public TestCase {
   // JavaScript function which returns the variable to post.
   bool PostMessageFromJavaScript(const std::string& func);
 
+  // Posts a message from JavaScript to the plugin. |func| should be a
+  // JavaScript function(callback) which calls |callback| with the variable to
+  // post. To wait for this message to be posted on the plugin side, use
+  // WaitForMessagesAsync, instead of WaitForMessages.
+  bool PostMessageFromJavaScriptAsync(const std::string& func);
+
   // Clear any listeners that have been added using AddEchoingListener by
   // calling removeEventListener for each.
   // Returns true on success, false on failure.
@@ -47,6 +56,10 @@ class TestPostMessage : public TestCase {
   // at the time of invocation.
   int WaitForMessages();
 
+  // Wait for pending messages sent by PostMessageFromJavaScriptAsync; return
+  // the number of messages that were pending at the time of invocation.
+  int WaitForMessagesAsync();
+
   // Verifies that the given javascript assertions are true of the message
   // (|test_data|) passed via PostMessage().
   std::string CheckMessageProperties(
@@ -71,6 +84,9 @@ class TestPostMessage : public TestCase {
   // Test sending Dictionary vars in both directions.
   std::string TestSendingDictionary();
 
+  // Test sending Resource vars in both directions.

[raymes, 2013/10/22 05:59:21]

nit: This comment is inaccurate. Currently we only test JS->Plugin

[Matt Giuca, 2013/10/23 08:05:54]

Done.

+  std::string TestSendingResource();
+
   // Test sending a complex var with references and cycles in both directions.
   std::string TestSendingComplexVar();
 
@@ -93,6 +109,12 @@ class TestPostMessage : public TestCase {
   // This is used to store pp::Var objects we receive via a call to
   // HandleMessage.
   VarVector message_data_;
+
+  // Interfaces for C APIs.
+  const PPB_Core* core_interface_;
+  const PPB_FileSystem* file_system_interface_;
+  const PPB_Var* var_interface_;
+  const PPB_VarResource_Dev* var_resource_interface_;
 };
 
 #endif  // PPAPI_TESTS_TEST_POST_MESSAGE_H_