Chrome app manifest support for action handlers.

chrome/browser/chromeos/note_taking_helper_unittest.cc

Index: chrome/browser/chromeos/note_taking_helper_unittest.cc
diff --git a/chrome/browser/chromeos/note_taking_helper_unittest.cc b/chrome/browser/chromeos/note_taking_helper_unittest.cc
index 24e36c63dea7f3d93273043a25a32157f891fca1..e6818a9c440038c44c599446c9e41f32a0ea2812 100644
--- a/chrome/browser/chromeos/note_taking_helper_unittest.cc
+++ b/chrome/browser/chromeos/note_taking_helper_unittest.cc
@@ -187,6 +187,12 @@ class NoteTakingHelperTest : public BrowserWithTestWindowTest {
   scoped_refptr<const extensions::Extension> CreateExtension(
       const extensions::ExtensionId& id,
       const std::string& name) {
+    return CreateExtension(id, name, nullptr);
+  }
+  scoped_refptr<const extensions::Extension> CreateExtension(
+      const extensions::ExtensionId& id,
+      const std::string& name,
+      std::unique_ptr<base::Value> action_handlers) {
     std::unique_ptr<base::DictionaryValue> manifest =
         extensions::DictionaryBuilder()
             .Set("name", name)
@@ -202,6 +208,10 @@ class NoteTakingHelperTest : public BrowserWithTestWindowTest {
                               .Build())
                      .Build())
             .Build();
+
+    if (action_handlers)
+      manifest->Set("action_handlers", std::move(action_handlers));
+
     return extensions::ExtensionBuilder()
         .SetManifest(std::move(manifest))
         .SetID(id)
@@ -341,6 +351,48 @@ TEST_F(NoteTakingHelperTest, ListChromeApps) {
       GetAppString(apps[1]));
 }
 
+// Verify the note helper detects apps with "new_note" "action_handler" manifest
+// entries.
+TEST_F(NoteTakingHelperTest, CustomChromeApps) {
+  Init(ENABLE_PALETTE);
+
+  const extensions::ExtensionId kNewNoteId = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
+  const extensions::ExtensionId kInvalidNewNoteId =
+      "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb";
+  const extensions::ExtensionId kEmptyArrayId =
+      "cccccccccccccccccccccccccccccccc";
+  const extensions::ExtensionId kEmptyId = "dddddddddddddddddddddddddddddddd";
+  const std::string kName = "Some App";
+
+  // "action_handlers": ["new_note"]
+  auto has_new_note = CreateExtension(
+      kNewNoteId, kName, extensions::ListBuilder()
+                             .Append(NoteTakingHelper::kChromeNewNoteAction)
+                             .Build());
+  InstallExtension(has_new_note.get(), profile());
+  // "action_handlers": ["invalid", "new_note"]
+  auto invalid_new_note =
+      CreateExtension(kInvalidNewNoteId, kName,
+                      extensions::ListBuilder()
+                          .Append("invalid")
+                          .Append(NoteTakingHelper::kChromeNewNoteAction)
+                          .Build());
+  InstallExtension(invalid_new_note.get(), profile());
+  // "action_handlers": []
+  auto empty_array =
+      CreateExtension(kEmptyArrayId, kName, extensions::ListBuilder().Build());
+  InstallExtension(empty_array.get(), profile());
+  // (no action handler entry)
+  auto none = CreateExtension(kEmptyId, kName);
+  InstallExtension(none.get(), profile());
+
+  std::vector<NoteTakingAppInfo> apps = helper()->GetAvailableApps(profile());
+  ASSERT_EQ(2u, apps.size());
+  EXPECT_EQ(GetAppString(kNewNoteId, kName, false), GetAppString(apps[0]));
+  EXPECT_EQ(GetAppString(kInvalidNewNoteId, kName, false),
+            GetAppString(apps[1]));
+}
+
 TEST_F(NoteTakingHelperTest, LaunchChromeApp) {
   Init(ENABLE_PALETTE);
   auto extension =