WebView unit tests for Defect 248426

Source/web/tests/WebViewTest.cpp

Index: Source/web/tests/WebViewTest.cpp
diff --git a/Source/web/tests/WebViewTest.cpp b/Source/web/tests/WebViewTest.cpp
index 502c90288406941958972a9872270334c6d5ce22..4c6e3e12a3e053b772da23e7dbf51ca56da88b53 100644
--- a/Source/web/tests/WebViewTest.cpp
+++ b/Source/web/tests/WebViewTest.cpp
@@ -66,6 +66,7 @@
 #include "public/web/WebFrameClient.h"
 #include "public/web/WebHitTestResult.h"
 #include "public/web/WebInputEvent.h"
+#include "public/web/WebScriptSource.h"
 #include "public/web/WebSettings.h"
 #include "public/web/WebViewClient.h"
 #include "public/web/WebWidget.h"
@@ -2137,4 +2138,18 @@ TEST_F(WebViewTest, FirstUserGestureObservedGestureTap)
     webView->setAutofillClient(0);
 }
 
+TEST_F(WebViewTest, CompareSelectAllToContentAsText)
+{
+    URLTestHelpers::registerMockedURLFromBaseURL(WebString::fromUTF8(m_baseURL.c_str()), WebString::fromUTF8("longpress_selection.html"));
+    WebView* webView = m_webViewHelper.initializeAndLoad(m_baseURL + "longpress_selection.html", true);
+
+    WebLocalFrameImpl* frame = toWebLocalFrameImpl(webView->mainFrame());
+    frame->executeScript(WebScriptSource(WebString::fromUTF8("document.execCommand('SelectAll', false, null)")));
+    std::string actual = frame->selectionAsText().utf8();
+
+    const int kMaxOutputCharacters = 1024;
+    std::string expected = frame->contentAsText(kMaxOutputCharacters).utf8();
+    EXPECT_EQ(expected, actual);
+}
+
 } // namespace