Enabling selection API for input type=<file, color, date, email, number>

LayoutTests/fast/forms/resources/common-setrangetext.js

 function runTestsShouldPass(tagName, attributes)
 {
     attributes = attributes || {};
     window.element = document.createElement(tagName);
     for (var key in attributes)
         element.setAttribute(key, attributes[key]);
     document.body.appendChild(element);
     debug("<hr>");
     debug("Running tests on " + tagName + " with attributes: " + JSON.stringify(attributes) + "\n");
     debug("setRangeText() with only one parameter.");
@@ skipping 144 matching lines @@
     if (element.getAttribute("type") == "file")
         shouldThrow("element.value = '0123456789XYZ'");
     else
         evalAndLog("element.value = '0123456789XYZ'");
     var initialValue = element.value;
     shouldThrow("element.setRangeText('ABC', 0, 0)");
     // setRangeText() shouldn't do anything on non-text form controls.
     shouldBeEqualToString("element.value", initialValue);
 }
 
+function runTestsShouldNotThrow(tagName, attributes)
+{
+    attributes = attributes || {};
+    window.element = document.createElement(tagName);
+    for (var key in attributes)
+        element.setAttribute(key, attributes[key]);
 
+    document.body.appendChild(element);
+    debug("<hr>");
+    debug("Running tests on " + tagName + " with attributes: " + JSON.stringify(attributes) + "\n");
+
+    var initialValue = element.value;
+    if (element.getAttribute("type") == "file")
+        shouldThrow("element.value = '0123456789'");
+    else
+        evalAndLog("element.value = '0123456789'");
+    evalAndLog("element.setSelectionRange(2, 5)");
+    evalAndLog("element.setRangeText('432')");
+
+    // setRangeText() shouldn't do anything on non-text form controls.
+    if (element.getAttribute("type") == "color")
+        shouldBeEqualToString("element.value", "#000000");
+    else
+        shouldBeEqualToString("element.value", initialValue);
+    shouldNotBe("element.value", "0143256789");
+}
+