Add a unit test for getting the text of a webframe. This fixes a serious crash my previous test introduces.

BUG=1332060

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@1031 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 79 insertions, 0 deletions

diff --git a/webkit/glue/webframe_unittest.cc b/webkit/glue/webframe_unittest.cc
new file mode 100644
index 0000000..941c32b
--- /dev/null
+++ b/webkit/glue/webframe_unittest.cc
@@ -0,0 +1,79 @@
+// Copyright 2008, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "base/string_util.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "webkit/glue/webframe.h"
+#include "webkit/glue/webview.h"
+#include "webkit/tools/test_shell/test_shell_test.h"
+
+class WebFrameTest : public TestShellTest {
+ public:
+};
+
+TEST_F(WebFrameTest, GetContentAsPlainText) {
+  WebView* view = test_shell_->webView();
+  WebFrame* frame = view->GetMainFrame();
+
+  // Generate a simple test case.
+  const char simple_source[] = "<div>Foo bar</div><div></div>baz";
+  GURL test_url("http://foo/");
+  frame->LoadHTMLString(simple_source, test_url);
+  test_shell_->WaitTestFinished();
+
+  // Make sure it comes out OK.
+  const std::wstring expected(ASCIIToWide("Foo bar\nbaz"));
+  std::wstring text;
+  frame->GetContentAsPlainText(std::numeric_limits<int>::max(), &text);
+  EXPECT_EQ(expected, text);
+
+  // Try reading the same one with clipping of the text.
+  const int len = 5;
+  frame->GetContentAsPlainText(len, &text);
+  EXPECT_EQ(expected.substr(0, len), text);
+
+  // Now do a new test with a subframe.
+  const char outer_frame_source[] = "Hello<iframe></iframe> world";
+  frame->LoadHTMLString(outer_frame_source, test_url);
+  test_shell_->WaitTestFinished();
+
+  // Load something into the subframe.
+  WebFrame* subframe = frame->GetChildFrame(L"/html/body/iframe");
+  ASSERT_TRUE(subframe);
+  subframe->LoadHTMLString("sub<p>text", test_url);
+  test_shell_->WaitTestFinished();
+
+  frame->GetContentAsPlainText(std::numeric_limits<int>::max(), &text);
+  EXPECT_EQ("Hello world\n\nsub\ntext", WideToUTF8(text));
+
+  // Get the frame text where the subframe separator falls on the boundary of
+  // what we'll take. There used to be a crash in this case.
+  frame->GetContentAsPlainText(12, &text);
+  EXPECT_EQ("Hello world", WideToUTF8(text));
+}