Expose GetLastCommitedOrigin() on WebContents and use it in about:blank

content/browser/web_contents/web_contents_impl_unittest.cc

Index: content/browser/web_contents/web_contents_impl_unittest.cc
diff --git a/content/browser/web_contents/web_contents_impl_unittest.cc b/content/browser/web_contents/web_contents_impl_unittest.cc
index acdfc42faaaa765feda34a4c57b4579f7707b8a4..a33a6aef01af5b0366a5884342b2dfec7abc0582 100644
--- a/content/browser/web_contents/web_contents_impl_unittest.cc
+++ b/content/browser/web_contents/web_contents_impl_unittest.cc
@@ -3382,4 +3382,51 @@ TEST_F(WebContentsImplTest, LoadResourceFromMemoryCacheWithEmptySecurityInfo) {
   EXPECT_TRUE(backend->HasAllowException(test_url.host()));
 }
 
+// Test to simulate and validate frame origin properties namely, uniqueness and
+// inheritance.
+TEST_F(WebContentsImplTest, WebContentsOriginInfo) {
+  // WebContent with non-standard URL has a unique origin.
+  const GURL url_ab(url::kAboutBlankURL);
+  const url::Origin origin_ab(url_ab);
+  controller().LoadURL(url_ab, Referrer(), ui::PAGE_TRANSITION_TYPED,
+                       std::string());
+
+  FrameHostMsg_DidCommitProvisionalLoad_Params params1;
+  int entry_id = controller().GetPendingEntry()->GetUniqueID();
+  InitNavigateParams(&params1, 1, entry_id, true, url_ab,
+                     ui::PAGE_TRANSITION_TYPED);
+  params1.origin = origin_ab;
+  contents()->GetMainFrame()->SendNavigateWithParams(&params1);
+  EXPECT_TRUE(contents()->GetLastCommittedOrigin().unique());
+
+  // An usual case where URL matches the Origin.
+  const GURL url("http://www.google.com");
+  const url::Origin origin(url);
+  controller().LoadURL(url, Referrer(), ui::PAGE_TRANSITION_TYPED,
+                       std::string());
+
+  FrameHostMsg_DidCommitProvisionalLoad_Params params2;
+  entry_id = controller().GetPendingEntry()->GetUniqueID();
+  InitNavigateParams(&params2, 1, entry_id, true, url,
+                     ui::PAGE_TRANSITION_TYPED);
+  params2.origin = origin;
+  contents()->GetMainFrame()->SendNavigateWithParams(&params2);
+  EXPECT_TRUE(contents()->GetLastCommittedOrigin().IsSameOriginWith(origin));
+
+  // An 'about:blank' content inheriting origin from another content.
+  // (Not sure if this test is correct/required)
+  scoped_ptr<TestWebContents> contents2(
+      static_cast<TestWebContents*>(CreateTestWebContents()));
+  contents2->GetController().LoadURL(url_ab, Referrer(),
+                                     ui::PAGE_TRANSITION_LINK, std::string());
+
+  FrameHostMsg_DidCommitProvisionalLoad_Params params3;
+  entry_id = contents2->GetController().GetPendingEntry()->GetUniqueID();
+  InitNavigateParams(&params3, -1, 0, false, url_ab, ui::PAGE_TRANSITION_LINK);
+  params3.origin = origin;
+  contents2->GetMainFrame()->SendNavigateWithParams(&params3);
+  EXPECT_TRUE(contents2->GetLastCommittedOrigin().IsSameOriginWith(
+      contents()->GetLastCommittedOrigin()));
+}
+
 }  // namespace content